Table of Contents
Overview
Types of Hearing Loss
Hearing loss is categorized into three primary types: sensorineural, conductive, and mixed hearing loss, each with distinct underlying causes and treatment approaches. Sensorineural hearing loss (SNHL) arises from damage to the inner ear (cochlea) or the auditory nerve, often due to factors such as aging, prolonged exposure to loud noise, certain medications, or underlying health conditions. This type of hearing loss affects the clarity of sounds, making it particularly challenging to understand speech in noisy environments.[38.1] In contrast, conductive hearing loss is caused by issues in the outer or middle ear, which can include blockages, infections, or structural abnormalities. Common causes of conductive hearing loss include impacted earwax and fluid buildup in the ear.[40.1] Mixed hearing loss occurs when a patient experiences both sensorineural and conductive hearing loss in the same ear. This condition may require a combination of treatments, such as surgery to address the conductive component and the use of hearing aids to manage the sensorineural aspect.[34.1] While treatment for conductive hearing loss can alleviate symptoms and improve hearing, the underlying sensorineural hearing loss typically remains irreversible, necessitating ongoing management.[36.1] The implications of these differences in hearing loss types are significant for patient management. Conductive hearing loss often presents with symptoms that can be treated effectively, leading to improved hearing outcomes. Conversely, sensorineural hearing loss is generally irreversible, requiring patients to adapt to their hearing challenges through assistive devices and other management strategies.[36.1] Understanding these distinctions is crucial for determining appropriate interventions and enhancing the quality of life for individuals affected by hearing loss.Symptoms and Causes
Hearing loss is characterized by the inability to partially or completely hear sounds in one or both ears, and it typically develops gradually over time.[4.1] The causes of hearing loss are diverse and can be categorized into several types, including conductive, sensorineural, mixed, sudden, progressive, and congenital.[3.1] Common causes of hearing loss include exposure to loud noises, which can lead to immediate or gradual hearing impairment. Sounds exceeding 120 dB can be particularly harmful, potentially causing hearing loss in less than 30 seconds, while sounds above 130 dB are considered extremely dangerous.[12.1] Additionally, viral and bacterial infections can result in unilateral (one ear) or bilateral (both ears) hearing loss.[12.1] Medical conditions also play a significant role in hearing loss. For instance, middle ear infections (otitis media) are prevalent causes that can lead to sensorineural hearing loss.[9.1] Ototoxicity, which refers to damage caused by certain medications, can result in permanent sensorineural hearing loss if not managed properly.[9.1] Other conditions, such as otosclerosis, can cause conductive hearing loss by affecting the movement of tiny bones in the middle ear.[10.1] Genetic factors are particularly significant in pediatric populations, accounting for over 50% of hearing loss cases.[11.1] Preventive measures are crucial, as nearly 60% of hearing loss in children is attributed to avoidable causes, highlighting the importance of public health strategies.[5.1] Early identification and management of hearing loss and associated ear diseases are essential for effective treatment and improved quality of life.[7.1]History
Ancient Evidence of Hearing Loss
Hearing loss has been documented for over 10,000 years, with some of the earliest evidence found in ancient skeletal remains from the Middle East. Researchers have identified exostoses, which are small growths on the bones in the ear canal, as indicators of hearing loss in these remains.[50.1] The first written records of hearing loss appear to date back to ancient Egyptian society, where there is evidence of both the treatment of hearing loss and the existence of early sign language.[52.1] In ancient civilizations, attitudes towards individuals with hearing loss varied significantly. For instance, the Ancient Egyptians were instructed to show kindness to disabled individuals, including those who were deaf, suggesting a level of social acceptance.[53.1] However, in contrast, ancient Greek philosophers like Aristotle believed that deaf individuals could not be educated, reflecting a more negative perception of deafness during that time.[64.1] The development of communication methods for the deaf can also be traced back to ancient times. Historical records from the 5th century BC in Greece mention non-verbal communication methods, and Plato discussed the potential of gestures for conveying thoughts.[63.1] This early recognition of the need for alternative communication methods laid the groundwork for the evolution of sign language, which would later become a formalized system in the 17th and 18th centuries.[81.1]Evolution of Hearing Loss Treatments
The evolution of hearing loss treatments has undergone significant transformations over the centuries, reflecting advancements in technology and changes in societal perceptions. The field of audiology began to take shape in the 1940s, primarily as a response to the needs of servicemen and women returning from World War II with noise-induced hearing loss. This led to the establishment of hearing rehabilitation programs in military hospitals, marking a pivotal moment in the professionalization of audiology and the fitting of hearing aids.[70.1] Historically, approaches to treating hearing loss have evolved from rudimentary methods to more sophisticated interventions. In the 18th century, early speech therapists like James Ford began addressing speech impediments, which included issues related to hearing loss.[68.1] Over time, the definition of aural rehabilitation (AR) has also evolved, with contemporary definitions emphasizing a person-centered approach that fosters a therapeutic environment conducive to shared decision-making.[72.1] This shift reflects a broader understanding of the complexities of hearing loss and the importance of individualized care. Recent advancements in hearing aid technology have significantly impacted the treatment landscape. The integration of digital signal processing (DSP), wireless connectivity, and artificial intelligence (AI) has transformed hearing aids into powerful tools for managing hearing loss.[55.1] These innovations not only enhance the listening experience but also allow for personalized solutions tailored to the unique needs of users.[62.1] Furthermore, advancements in microelectronics have led to the development of nearly invisible hearing aids, addressing long-standing stigmas associated with their use and encouraging more individuals to seek treatment.[56.1] The incorporation of AI and machine learning into audiology has further revolutionized the field, enabling automated and accurate hearing tests and facilitating early detection and personalized rehabilitation plans.[57.1] As audiologists continue to integrate these technologies into clinical practice, the future of hearing loss treatment is poised for further innovations that will enhance patient care and outcomes.[54.1] Despite these advancements, societal perceptions of hearing loss and the use of hearing technology remain varied, often influenced by negative stereotypes and stigma.[89.1] Research indicates that adults with hearing loss may experience social segregation due to these perceptions, which can hinder adherence to treatments.[91.1] However, as hearing aids become more sophisticated and less stigmatizing, there is potential for a shift in societal attitudes, ultimately improving patient care and support.[92.1]Recent Advancements
Technological Innovations in Hearing Aids
Recent advancements in hearing aids have significantly transformed the user experience, particularly through the integration of innovative technologies. One notable development is the introduction of the microRIE, which is highlighted as one of the smallest and most comfortable hearing aid styles. This device incorporates advanced technology and is expected to launch in the latter half of 2024, showcasing the ongoing commitment to enhancing accessibility for individuals with hearing loss.[135.1] Additionally, the ReSound Nexia series has made strides in connectivity, offering compatibility with Auracast™ broadcast audio and Bluetooth® LE Audio technology. This allows for seamless pairing between select Windows 11 devices and modern hearing aids, thereby improving the overall user experience.[135.1] Technological advancements also focus on improving sound quality and simplifying user interactions. For instance, the integration of artificial intelligence (AI) in cochlear implants (CIs) has led to enhanced noise-reduction algorithms, optimizing device performance in various listening environments.[137.1] Furthermore, advancements in speech recognition technology have significantly improved user experience, allowing for better communication in diverse settings.[138.1] The miniaturization of devices and a focus on comfort and discreetness have also been pivotal in the evolution of hearing aids. The use of biocompatible materials and improvements in the longevity of implants contribute to better outcomes for users.[138.1] As research progresses, these innovations are set to further enhance the functionality and effectiveness of hearing aids, ultimately aiming to restore a more natural hearing experience for individuals with hearing loss.[136.1]Emerging Therapeutics and Research
Recent advancements in hearing loss therapeutics have been marked by significant innovations in gene therapy, cell therapy, and surgical techniques. One of the most promising developments is the use of gene therapy, which has shown potential in restoring hearing in animal models. For instance, researchers have successfully utilized gene editing to restore hearing in adult mice with inherited hearing loss caused by specific genetic mutations, demonstrating the efficacy of targeted gene therapies.[105.1] A novel adeno-associated virus (AAV) vector-mediated genome editing approach has been developed to repair mutations in the GJB2 gene, a common hereditary cause of hearing loss.[105.1] Additionally, clinical trials involving CRISPR-Cas9 gene editing have reported improvements in hearing for a significant number of participants, indicating the potential for these techniques in human applications.[107.1] In parallel, advancements in cell therapy are also transforming the landscape of hearing loss treatment. Rinri Therapeutics has pioneered a new surgical method that facilitates the delivery of regenerative cell therapies, such as Rincell-1, directly to the nerve connections between the inner ear and the brain. This innovative approach aims to restore nerve connections and treat conditions like severe age-related hearing loss and auditory neuropathy.[100.1] The development of such techniques is crucial, as hearing loss affects millions globally, and conditions like age-related hearing loss and auditory neuropathy spectrum disorder are often linked to the deterioration of nerve connections in the inner ear.[98.1] Moreover, ongoing research continues to explore the potential of implantable hearing devices, such as cochlear implants, alongside drug therapies and stem cell therapies.[99.1] The collaborative efforts of researchers and clinicians are essential in pushing the boundaries of these treatments, with a focus on improving patient outcomes and quality of life.[109.1] As these advancements unfold, they offer hope for more effective and accessible treatments for individuals affected by hearing loss.In this section:
Social Implications
Impact on Relationships and Social Life
Hearing loss significantly impacts relationships and social life, leading to various challenges in communication and social interactions. Individuals with hearing loss often experience mental fatigue and feelings of frustration or dismissal during conversations, which can result in disengagement and social isolation over time.[139.1] This condition restricts their effectiveness in social communication and interpersonal interactions, thereby limiting their ability to build positive relationships with family and friends.[140.1] The implications of hearing loss on social interactions can vary depending on the context, such as one-on-one conversations, group settings, or public events, each presenting different demands on the hearing-impaired listener.[147.1] As a result, individuals may struggle to maintain social connections, which can exacerbate feelings of loneliness and isolation.[148.1] However, there are actionable steps that can be taken to improve social engagement for those experiencing hearing loss. Utilizing hearing aids or assistive devices, practicing active communication techniques, and fostering open dialogue with friends, family, and colleagues are essential strategies that can enhance social interactions.[143.1] Advancements in hearing aid technology have also played a crucial role in transforming the social lives of individuals with hearing loss. Modern hearing aids are designed to improve communication, allowing users to participate more fully in conversations and social activities. For instance, devices like Rexton Reach enable users to hear multiple voices clearly, even in noisy environments, thereby encouraging socialization and reducing the risks associated with isolation.[152.1] Furthermore, the ability to adjust hearing aid settings through smartphone apps allows users to tailor their listening experience in real-time, enhancing their ability to engage in various social contexts.[151.1] Community support and inclusive practices are vital in addressing the social implications of hearing loss. Programs designed to support individuals with hearing impairments can facilitate better integration into social settings.[156.1] Learning effective communication strategies and fostering an inclusive environment can help bridge the gap between the Deaf and hearing communities, promoting respect and equality.[160.1] Ultimately, understanding the unique challenges faced by individuals with hearing loss and implementing supportive measures can significantly improve their quality of life and social participation.Mental Health Considerations
Hearing loss has significant implications for mental health, particularly as it relates to stigma, social isolation, and the psychological effects of the condition. Research indicates that individuals with hearing loss often experience increased odds of psychological distress and a higher likelihood of utilizing mental health services.[146.1] The stigma surrounding hearing loss can profoundly affect an individual's self-esteem and mental health, leading to feelings of shame, embarrassment, and inadequacy.[164.1] This stigma not only contributes to social withdrawal but also discourages individuals from seeking help for their mental health issues, as many may deny their hearing loss or postpone seeking necessary care.[167.1] The relationship between hearing loss and mental health is further complicated by age, as different age groups may experience varying degrees of psychological impact. For instance, severe hearing loss in younger adults (ages 18-45) has been significantly associated with a higher likelihood of depression.[144.1] This suggests that targeted interventions may be necessary to address the unique mental health challenges faced by different age demographics. Community support initiatives, particularly those led by social workers, play a crucial role in addressing these mental health considerations. Social workers are increasingly recognized for their ability to understand the psycho-social effects of acquired hearing loss, which often extend beyond medical and audiological concerns.[154.1] The British Association of Social Workers has published guidance to help social workers better support individuals with hearing problems, emphasizing the importance of addressing both the psychological and social dimensions of hearing loss.[155.1] By fostering awareness and providing essential support services, social workers can help mitigate the negative mental health outcomes associated with hearing loss and empower individuals to maintain their social connections.[153.1]In this section:
Treatment Options
Medical and Surgical Interventions
Medical and surgical interventions for hearing loss vary significantly based on the type of hearing loss experienced by the patient. Hearing loss is primarily categorized into three types: conductive, sensorineural, and mixed, each requiring different treatment approaches.[191.1] Conductive hearing loss occurs when sound waves are obstructed from reaching the inner ear, often due to issues in the outer or middle ear, such as earwax impaction or ear infections.[212.1] Surgical interventions can be particularly effective for this type of hearing loss. Procedures such as tympanoplasty, which repairs the eardrum, and ossiculoplasty, which reconstructs or replaces damaged ossicles, can restore hearing by improving sound conduction.[216.1] Additionally, mastoidectomy may be performed to remove chronic infections from the mastoid bone, further enhancing auditory function.[216.1] Indicators for surgical intervention in conductive hearing loss include a significant air-bone gap and the presence of specific anatomical issues that can be corrected surgically.[215.1] In contrast, sensorineural hearing loss, which is the most common type, results from damage to the inner ear or auditory nerve and is often permanent.[192.1] This type of hearing loss is typically not amenable to surgical treatment; however, hearing aids can provide substantial benefits by amplifying sound and improving clarity.[192.1] The management of sensorineural hearing loss focuses on the use of assistive devices rather than surgical options, as the underlying damage cannot be repaired.[214.1] Mixed hearing loss, which combines elements of both conductive and sensorineural hearing loss, may require a combination of treatments tailored to the individual’s specific needs.[194.1] The treatment plan is developed collaboratively between the patient and their healthcare provider or audiologist, ensuring that it addresses the unique circumstances of the patient.[193.1]Rehabilitation and Support Services
Rehabilitation for individuals with hearing loss involves a comprehensive approach that includes assessing individual needs, providing audiological services, and utilizing support systems. A structured framework for assessing listening needs is essential, as it considers personal and societal contexts that contribute to disabilities and handicaps associated with hearing loss.[196.1] Audiologists play a crucial role in this process, offering specialized services that range from diagnosis to treatment, thereby supporting individuals throughout their rehabilitation journey.[197.1] Support systems, including tele-audiology, enhance the rehabilitation process by facilitating data collection, education, and training for both healthcare professionals and patients. These systems also aid in screening for hearing loss and conducting diagnostic testing, which are vital components of auditory rehabilitation.[198.1] Furthermore, community outreach programs can significantly improve public understanding of hearing health, thereby reducing stigma and misconceptions surrounding hearing loss and hearing aids.[199.1] Addressing misconceptions about hearing aids is also critical in the rehabilitation process. Many individuals hesitate to seek treatment due to the stigma associated with wearing hearing aids, which can lead to feelings of embarrassment and reluctance to address their hearing health.[200.1] Common myths, such as the belief that hearing aids are only for the elderly or that they will restore perfect hearing immediately, can deter individuals from pursuing necessary interventions.[203.1] By debunking these myths and promoting positive language around hearing aids, healthcare providers can foster a more accepting environment that encourages individuals to seek help.[205.1] In addition to professional support, individuals with hearing loss can benefit from various coping strategies to enhance their communication skills and overall well-being. Effective communication techniques include getting the speaker's attention before starting a conversation, choosing quiet environments for discussions, and using speechreading to aid understanding.[218.1] These strategies not only improve communication but also help individuals maintain independence and improve their quality of life as they navigate the challenges associated with hearing loss.[220.1]Future Directions
Research Trends in Hearing Restoration
Recent advancements in the field of hearing restoration have highlighted several promising research trends, particularly in the areas of biomaterials, gene editing, stem cell therapies, and innovative surgical techniques. These developments are paving the way for more effective treatments for hearing impairment. One significant area of focus is the application of regenerative cell therapies, such as Rincell-1, which aims to restore nerve connections between the inner ear and the brain. This therapy is particularly relevant for conditions like severe age-related hearing loss and auditory neuropathy spectrum disorder (ANSD).[244.1] The innovative surgical methods developed by Rinri Therapeutics facilitate the direct delivery of these transformative cell therapies, marking a potential shift in the treatment landscape for hearing loss.[244.1] Gene therapy is another promising avenue, with ongoing research exploring the potential of manipulating stem cells to differentiate into auditory hair cells and other relevant progenitors. This approach has generated optimism regarding the feasibility of therapeutic treatments for hearing loss.[242.1] Additionally, advancements in biomaterials are enabling the development of drug delivery systems that can effectively administer high payloads of therapeutic agents to the cochlea, addressing both genetic and acquired forms of hearing loss.[249.1] The integration of stem cell therapies is also gaining traction, with studies indicating that stem cell-derived exosomes may contribute to the repair and regeneration of damaged auditory tissues. Although there are technical and practical limitations to stem cell therapy, the preliminary findings suggest a promising future for these treatments.[254.1] Furthermore, a recent human study assessing the safety of stem cell therapy for sensorineural hearing loss reported no significant adverse effects, underscoring the need for further research to establish standardized protocols and larger sample sizes.[253.1]The Role of Precision Medicine in Hearing Health
Precision medicine is poised to play a transformative role in the management and treatment of hearing loss, particularly through the application of advanced gene editing technologies such as CRISPR/Cas9. Recent studies have demonstrated that CRISPR/Cas9-mediated genome editing can be effectively performed in the mammalian inner ear in vivo, which opens new avenues for understanding the pathology of genetic hearing loss and developing treatments aimed at restoring hearing.[260.1] This technology has the potential to repair gene mutations associated with genetic hearing loss through mechanisms such as homology-directed repair (HDR) or to disrupt dominant mutations via non-homologous end joining (NHEJ).[261.1] The clinical application of gene therapy for genetic hearing loss is already underway, with ongoing trials exploring the delivery of cDNA for the Atoh1 gene via recombinant adenovirus.[262.1] This represents a significant step in translating findings from animal studies to human treatments, indicating a growing potential for success in clinical settings. However, challenges remain, including issues related to editing efficiency, off-target effects, and immunogenicity, which must be addressed before widespread clinical application can be realized.[263.1] The CRISPR-Cas9 system has laid the groundwork for gene editing therapies targeting genetic hearing loss, with initial successes in both in vitro and in vivo models.[264.1] Despite existing limitations, advancements in CRISPR technology and the development of new delivery vectors are expected to enhance gene transduction efficiency and expand the potential applications of these therapies in treating various forms of genetic hearing loss.[264.1] Hereditary hearing loss, which affects approximately 1 in 500 newborns and is the most common type of congenital deafness, stands to benefit significantly from these innovations.[278.1] Genetic factors, such as mutations in the GJB2 gene, are responsible for a substantial proportion of hereditary hearing loss cases.[279.1] Recent research has highlighted the potential of genome editing to address specific mutations, such as the GJB2 R75W mutation, which disrupts auditory function through fragmented gap junction plaques.[280.1] By restoring the function of the wild-type protein through targeted genome editing, there is hope for effective treatments that could significantly improve auditory health outcomes for individuals affected by genetic hearing loss.[280.1]References
[3] Causes of hearing loss - Hearing Link Services — Learn about the different types and causes of hearing loss affecting the outer, middle and inner ear and the auditory cortex. Find out how hearing loss can be conductive, sensorineural, mixed, sudden, progressive or congenital and what conditions are involved.
[4] Hearing Loss: Causes, Symptoms and Prevention - Healthline — Hearing loss is when you're unable to partially or completely hear sound in one or both of your ears. It typically occurs gradually over time. NIDCD reports that about 25% of those between the
[5] Deafness and hearing loss - World Health Organization (WHO) — Nearly 80% of people with disabling hearing loss live in low- and middle-income countries. Many of the causes that lead to hearing loss can be avoided through public health strategies and clinical interventions implemented across the life course. Prevention of hearing loss is essential throughout the life course, from prenatal and perinatal periods to older age. In children, nearly 60% of hearing loss is due to avoidable causes that can be prevented through implementation of public health measures. Early identification of hearing loss and ear diseases is key to effective management. WHO’s work is guided by the recommendations of the WHO World report on hearing (2021) and the World Health Assembly resolution on prevention of deafness and hearing loss. WHO's work on prevention of deafness and hearing loss
[7] Hearing loss 101: A overview of the different types — Hearing loss is a common issue affecting 37.5 million Americans, according to the National Institutes of Health. Understanding the different types of hearing loss is the first step towards seeking appropriate treatment and improving your quality of life. At Minnesota ENT, our audiologists and doctors are committed to helping you navigate the complexities of hearing […]
[9] Common Health Conditions That Can Cause Hearing Loss — Common Health Conditions That Can Cause Hearing Loss ### Hearing Loss Hearing Loss Prevention From infections to autoimmune diseases, read on to learn about common medical conditions that can cause hearing loss. Common Health Conditions That Can Cause Hearing Loss Below, we list some of the most common medical conditions that can cause hearing loss: Middle ear infections (Otitis Media) are a common cause of hearing loss. This damage can cause sensorineural hearing loss. Ototoxicity, literally meaning “ear poisoning,” refers to the damaging effect that certain medications can have on the inner ear, resulting in permanent sensorineural hearing loss. Ototoxic hearing loss is permanent, but recognizing the warning signs and collaborating with your doctor to manage medications can help minimize the risk of additional damage. Hearing Clinics Hearing Loss
[10] 7 Medical Conditions That Can Cause Hearing Loss - Audiology — Here are seven medical conditions that can cause hearing loss: 1. Otosclerosis. Otosclerosis is a rare medical condition that causes conductive hearing loss (involving the middle ear) and makes it harder for tiny bones in the middle ear to move. This condition is genetic and is more common in women than men. The symptoms include tinnitus
[11] Hearing Loss - StatPearls - NCBI Bookshelf — Hearing Loss - StatPearls - NCBI Bookshelf Hearing Loss In the pediatric population, genetic causes are the most common, accounting for more than 50% of hearing loss. Age-related hearing loss involves a gradual reduction of the hearing capacity of the individual and poor speech discrimination scores, most noticeable initially in noisy environments, which is likely related to age-related degeneration of the cochlea in various sites, particularly the hair cells. Otosclerosis and cholesteatomas are leading causes of conductive hearing loss. Another entity that can occur in the adult population is sudden sensorineural hearing loss. This condition is very specific, with a sudden or rapid onset of hearing loss in one ear. Hearing loss. Evaluation of age-related hearing loss. Evaluation and Treatment of Acute and Subacute Hearing Loss: A Review of Pharmacotherapy. Hearing Loss. Hearing Loss - StatPearls Hearing Loss - StatPearls
[12] Hearing Loss Causes in Adults: Types, Conditions, and More — Loud noises are among the most common causes of hearing loss in both ears. Viral and bacterial infections can cause unilateral (one ear) or bilateral (both ears) hearing loss. Other Hearing Loss Causes Sounds above 130 dB are very dangerous and can cause instant hearing loss. Any sound or noise above 120 dB can cause harm to your ears and may cause hearing loss in less than 30 seconds. Viral causes of hearing loss: a review for hearing health professionals. What noises cause hearing loss? Alexander Graham Bell and Deafness Apple's New AirPods Pro 2 Can Double as Hearing Aids, FDA Says Ototoxic Medications That May Cause Hearing Loss Ringing in the Ears: Causes of Tinnitus and How It's Treated
[34] Difference between sensorineural hearing loss, conductive hearing loss ... — Mixed hearing loss occurs when a patient has both sensorineural hearing loss and conductive hearing loss occurring in the same ear. Treatment for the conductive component may help reduce the severity of the hearing loss but the underlying sensorineural hearing loss will remain.
[36] Conductive vs Sensorineural Hearing Loss: Causes, Symptoms, and Treatments — Both conditions can drastically impact daily life, yet they stem from different causes and require distinct approaches to treatment. The difference between conductive vs sensorineural hearing loss is crucial in determining the right intervention. Conductive issues often involve obstructions or malfunctions in the ear canal, eardrum, or middle ear.
[38] Conductive vs Sensorineural Hearing Loss: Comparing Key Traits — Sensorineural hearing loss (SNHL) occurs due to damage to the inner ear (cochlea) or the auditory nerve, often caused by aging, prolonged noise exposure, certain medications, or underlying health conditions.This type of hearing loss affects the clarity of both soft and loud sounds, making it particularly challenging to understand speech in noisy environments.
[40] Understanding Conductive Hearing Loss: Causes, Symptoms, and Treatment — Learn about the causes, symptoms, and treatment options for conductive hearing loss in this comprehensive article. Find out how this type of hearing loss affects your ability to hear and understand sounds. Discover the various medical conditions and factors that can lead to conductive hearing loss, including ear infections, earwax buildup, and abnormalities in the ear structure.
[50] A Brief History of Hearing Loss | Professional Audiology — The history of hearing loss is quite interesting. What is the earliest evidence of hearing loss? Hearing loss can be traced back to over 10,000 years ago. Among the earliest recordings of hearing loss are the ancient skeletal remains found in the Middle East. Researchers found exostoses which are small growths on the bones in the ear canal.
[52] History of Hearing Loss Treatment | Greentree Audiology — History of Hearing Loss Treatment | Greentree Audiology Hearing Aids Hearing Loss History of Hearing Loss Treatment Hearing loss treatment has come a long way. History of Hearing Loss Treatment How old is hearing loss? The first time hearing loss was recorded in written history seems to be around the time of ancient Egyptian society. The very first electric hearing aid was developed in 1898 and called the “the Akouphone” which used electric current to amplify sounds. If you have questions or concerns about your hearing its time to set up an audiology exam with Greentree. Greentree Hearing & Audiology Greentree Hearing and Audiology Hearing Loss Copyright © 2025 Greentree Hearing and Audiology in St. Louis
[53] Deafness History: How Treatment and Attitudes Have Evolved - TIME — That is 700 million individuals, ranging from those who have mild hearing loss and may or may not rely on hearing aids or lip-reading, to those who communicate using sign language and are part of a diverse Deaf culture. Whether ‘Ear-That-Hears-Badly’ refers to temporary hearing loss caused by simple wax build up, which may have actually been treatable with olive oil (although perhaps not ant eggs), the Ancient Egyptians were instructed to be kind to disabled individuals, including the deaf. Thus, we have written evidence for treating hearing loss, early sign language, hearing aids and some changing attitudes to deaf individuals dating back to 3,500 years ago. Individuals with sensorineural hearing loss will leave no evidence of deafness after death and decomposition.
[54] The Future of Audiology: Emerging Trends and Innovations — Audiologists will continue to play a vital role in integrating these technologies into clinical practice, ensuring that individuals with hearing loss receive the best possible care. Overall, the integration of artificial intelligence into hearing aid technology represents a significant advancement in audiology, offering users a more personalized, adaptive, and high-quality hearing experience. With the continuous development of AI algorithms and technology, the future of audiology is poised to witness further innovations that will continue to enhance the lives of individuals with hearing loss. Virtual reality (VR) technology is revolutionizing the field of auditory rehabilitation by providing innovative solutions for individuals with hearing impairments. From advanced hearing aid technologies to virtual telehealth services, audiology is moving towards a more integrated and patient-centered approach.
[55] Advancements in Hearing Aid Technology: A Review of Current Trends and ... — Advancements in Hearing Aid Technology: A Review of Current Trends and – Soroya Hearing Advancements in Hearing Aid Technology: A Review of Current Trends and Future Directions This paper reviews the current state of hearing aid technology, explores emerging trends, and discusses future directions for research and development. This paper aims to provide an overview of the latest advancements in hearing aid technology and their implications for users and clinicians. 2. Current State of Hearing Aid Technology The advancements in hearing aid technology have far-reaching implications for both clinicians and users. The integration of DSP, wireless connectivity, AI, and personalized solutions has transformed hearing aids into powerful tools for managing hearing loss and improving quality of life.
[56] The Evolution of Hearing Aids: A Look at Cutting-Edge Technology — Advancements in microelectronics have allowed manufacturers to pack sophisticated technology into tiny devices, making hearing aids nearly invisible. The emphasis on small, sleek designs addresses one of the long-standing stigmas associated with hearing aids, encouraging more people to seek treatment for hearing loss.
[57] Artificial intelligence for hearing loss prevention, diagnosis, and ... — Artificial intelligence for hearing loss prevention, diagnosis, and management - ScienceDirect Artificial intelligence for hearing loss prevention, diagnosis, and management This paper explores the transformative impact of artificial intelligence (AI), particularly machine learning (ML), on diagnosing and treating hearing loss, which affects over 5% of the global population across all ages and demographics. AI encompasses various applications, from natural language processing models like ChatGPT to image recognition systems; however, this paper focuses on ML, a subfield of AI that can revolutionize audiology by enhancing early detection, formulating personalized rehabilitation plans, and integrating electronic health records for streamlined patient care. The integration of ML into audiometry, termed "computational audiology," allows for automated, accurate hearing tests. For all open access content, the Creative Commons licensing terms apply.
[62] Latest Advancements in Hearing Aid Technology for 2023 — In conclusion, the latest advancements in hearing aid technology have transformed the lives of individuals with hearing loss. From the evolution of digital hearing aids to the introduction of artificial intelligence, Bluetooth connectivity, and rechargeable technology, these innovations have significantly improved the overall listening experience.
[63] The History of Sign Language - DeafWebsites — Ancient Origins The origins of sign language can be traced back to ancient civilizations. Historical records from the 5th century BC in Greece mention a deaf son of the Spartan king Croesus, highlighting the presence of non-verbal communication methods. Plato, in his work "Cratylus," discusses the potential of motion and gesture for conveying thoughts.
[64] Deaf history of sign language: in ancient period - handspeak.com — Sign language history: Ancient In the beginning 1000 B.C.: Hebrew Law denies the rights of Deaf people. It did not allow Deaf people the right to ownership of property. Ref. Greeks 384-322 B.C.: Ancient Greek philosopher, Aristotle, pronounced that Deaf people could not be educated without hearing ("it is impossible to reason without the ability to hear"). He says, "Those who are born deaf all
[68] Speech Pathology - A Historical Overview — The field of speech and language pathology all began in the 18th century when James Ford first advertised his services to address "stammering and other impediments in speech." With speaking ability and diction being markers of English class during this time, Ford made a name for himself and opened the door for other early teachers.
[70] History of the Professions · Keys to Communication: Speech & Hearing ... — Audiology did not emerge as a professional discipline, however, until the 1940s when thousands of young servicemen and women returned from World War II with noise-induced hearing loss. The U.S. government responded by establishing hearing rehabilitation programs at the nation's military hospitals where hearing aid fitting and aural
[72] Aural Rehabilitation for Adults - American Speech-Language-Hearing ... — The definition of aural rehabilitation (AR), as well as the terminology used to describe the practice of AR, has varied and evolved over the years. Montano (2014) defined AR as. a person-centered approach to assessment and management of hearing loss that encourages the creation of a therapeutic environment conducive to a shared decision process which is necessary to explore and reduce the
[81] Deaf History: Evolution from Ancient Signs to Modern Advocacy — Deaf History: Evolution from Ancient Signs to Modern Advocacy - DeafWebsites The 17th and 18th centuries marked a significant turning point in Deaf history with the development of formal sign languages. Deaf individuals started to advocate more strongly for their rights, emphasizing the importance of sign language and Deaf culture. Video relay services, text messaging, and social media have made communication more accessible, while cochlear implants and other hearing technologies have sparked complex debates within the Deaf community. Post the Milan Conference, oralism predominated in Deaf education, often excluding sign language in the classroom. From the ancient sign languages to the modern movements for rights and recognition, Deaf history is a testament to the enduring human spirit. Previous PostPrevious Exploring Deaf Culture: Communication, Education & Social Life
[89] Perceptions of hearing loss and hearing technology among the general ... — Perceptions about persons with hearing loss and the use of hearing technology are varied but often negative. The general public and healthcare providers often perceive hearing loss as less serious than other health conditions, including other sensory impairments.
[91] The experience of stigma related to hearing loss and hearing aids ... — The existing body of research has shown that adults with hearing loss (HL) may experience stigma, which can lead to negative perceptions of hearing loss and hearing aids (HAs) that impacts adherence to treatments and can lead to social segregation (da Silva et al. 2023; Wallhagen 2010).
[92] How Hearing Aids Shape Societal Norms | My Hearing Centers — At the heart of the hearing aid evolution, small devices carry important implications for societal norms. In this article, we will explore the transformative impact of hearing aids and how these devices can change lives and shape society. ... challenging the stereotypes associated with hearing challenges. As societal perceptions shift, a more
[98] Newly Developed Surgical Method Promises to Transform Hearing Loss Cell ... — Newly Developed Surgical Method Promises to Transform Hearing Loss Cell Therapy | Hearing Health & Technology Matters Newly Developed Surgical Method Promises to Transform Hearing Loss Cell Therapy A pioneering new surgical technique developed by Rinri Therapeutics, a University of Sheffield spinout, has the potential to change the landscape of hearing loss treatment. Hearing loss affects millions of people worldwide, with conditions like age-related hearing loss and auditory neuropathy spectrum disorder (ANSD) linked to the deterioration of nerve connections in the inner ear. “The novel access route developed in elegant work by this team of leading hearing loss researchers and surgeons makes the delivery of transformative cell therapies like Rincell-1 possible,” Chandler said.
[99] The Leading Edge: New Directions for Treatment of Hearing Loss — Dr. Eshraghi and Dr. Hertzano zeroed in on gene therapy research, implantable hearing aid devices, stem cell therapies and drug therapies. For the fifth year in a row, Dr. Eshraghi, professor of otolaryngology, neurosurgery and pediatrics at the Miller School, and his co-presenter, Ronna Hertzano, M.D., Ph.D., chief of the neurotology branch at the National Institutes of Health, were invited to lecture on the year’s most important hearing loss research. In this year’s lecture, Dr. Eshraghi and Dr. Hertzano zeroed in on four categories of leading-edge research in hearing loss: gene therapy research, implantable hearing aid devices like cochlear implants, stem cell therapies and drug therapies. Tags: cochlear implants, Department of Otolaryngology, Dr. Adrien Eshraghi, gene therapy, hearing loss, otolaryngology, USNWR ENT
[100] A New Minimally Invasive Cell Therapy for Hearing Loss — Regenerative Cell Therapy: Rincell-1, Rinri’s leading product, aims to restore nerve connections and treat conditions like severe age-related hearing loss and auditory neuropathy. Rinri Therapeutics, a company focused on developing new treatments for hearing loss using regenerative cell therapy, announced an innovative surgical method to deliver treatments directly to the nerve that connects the inner ear to the brain. Rincell-1 is designed to restore nerve connections between the inner ear and brain, offering a groundbreaking treatment for severe age-related hearing loss and auditory neuropathy. “The novel access route developed in elegant work by this team of leading hearing loss researchers and surgeons makes the delivery of transformative cell therapies like Rincell-1 possible,” says Simon Chandler, PhD, CEO of Rinri Therapeutics.
[105] Gene editing with adeno-associated virus vector offers hope for ... — A novel adeno-associated virus (AAV) vector-mediated genome editing approach has been developed to repair the R75W mutation in the GJB2 gene, which causes hereditary hearing loss.
[107] Novel genome editing approach restores hearing in adult preclinical ... — Jan. 24, 2024 — A novel gene therapy for hearing loss was administered to six children in China in a clinical trial. Each child had an inherited deafness caused by mutations in the OTOF gene
[109] Role of AuD Practitioners in Research Collaborations — Successful collaborations between clinicians and researchers are key to achieving the primary goal of the audiology profession: to improve outcomes and quality of life for our patients with hearing loss and their families. References. Bradley, E., Schlesinger, M., Tashonna W. R., Baker, D., & Inouye, S. (2004).
[135] Top Hearing Tech Stories of 2023 - Hearing Health & Technology Matters — Hearing Technologies Hearing Technology Innovator Awards Hearing Technologies Hearing Technology Innovator Awards EssilorLuxottica, one of the biggest eyewear companies in the world, is developing an innovative hearing technology by leveraging its Super Audio team, R&D resources, and the acquisition of Nuance, aiming for a groundbreaking launch in the latter half of 2024. Highlighted as the company’s smallest and most comfortable style, the microRIE incorporates advanced technology, while the ReSound Nexia series offers connectivity to Auracast™ broadcast audio, enhancing accessibility for individuals with hearing loss. Compatibility with Bluetooth® LE Audio technology will enable seamless pairing between select Windows 11 devices and modern hearing aids. Hearing Technologies Hearing Technology Innovator Awards Hearing Technologies Hearing Technology Innovator Awards
[136] Advancements in Cochlear Implants: How They Are Changing Lives — These improvements aim to improve sound quality, simplify the user experience, and potentially restore natural hearing. As research progresses, cochlear implant technology will be set for tremendous advancements. Conclusion. Advancements in cochlear implant technology have transformed the lives of those with severe to profound hearing loss.
[137] Artificial intelligence‐enabled innovations in cochlear implant ... — Regular technological advancements can make older implants obsolete, ... thereby enhancing user satisfaction and the overall hearing experience. Another significant application of AI in CIs is the improvement of noise-reduction algorithms. ... Enhance device performance and optimize user experience in various listening environments through
[138] The Future of Cochlear Implants: Innovations and Breakthroughs — Speech recognition advancements enhance user experience in various environments. Miniaturization and improved design focus on comfort and discreetness. Integration of AI optimizes sound processing for personalized settings. Biocompatible materials and longevity improvements enhance implant outcomes. Advancements in Speech Recognition
[139] The Social Implications of Hearing Loss - Next Avenue — During conversations, hearing loss can result in mental fatigue and the perception of frustration or dismissal from others. This can cause disengagement over time and lead to social isolation.
[140] The role of social engagement in the association of self-reported ... — Hearing loss may restrict individuals with effectiveness in social communication and interpersonal interactions, which limits one's ability in building positive relationship with family and friends.
[143] The Social Implications of Hearing Loss - Next Avenue — The Social Implications of Hearing Loss | Next Avenue The Social Implications of Hearing Loss According to the National Council On Aging, hearing loss is the third most common chronic health condition in the United States. Thankfully, there are actionable steps people experiencing hearing loss and their partners can take to cultivate social connections. Identifying hearing loss is the first step to improving communication and social engagement. Communication strategies to improve understanding can be beneficial, even for people who don't have any hearing loss. For people with a hearing loss, Merkison recommends: There are myriad assistive options for people with hearing loss. The right resources and tools can empower people with hearing loss to fully participate in conversations and nurture meaningful social connections.
[144] Relationship between hearing loss and depression: A cross-sectional ... — The subgroup analysis explored the relationship between varying degrees of hearing loss and depression across different age groups, utilizing four distinct logistic regression models (Fig. 1). In Model 1, severe hearing loss within the 18-45 age group was significantly associated with a higher likelihood of depression (OR = 10.7, 95% CI: 3.3
[146] Association of Hearing Loss With Psychological Distress and Utilization ... — In this cross-sectional study using data from 25 665 participants in the 2017 National Health Interview Survey, hearing loss was associated with increased odds of psychological distress and increased utilization of mental health services. Hearing aid use was associated with decreased odds of psychological distress. Meaning
[147] A Longitudinal Framework to Describe the Relation Between Age-Related ... — The impact of hearing loss on communication and social interactions can vary depending on the exact nature of communication required in differing social contexts, for instance, in one-on-one conversations, group settings, and in more public-facing events, which place different response demands on the hearing-impaired listener.
[148] A scoping review of studies investigating hearing loss, social ... — Thus, hearing interventions provided to adults with hearing loss may have different mitigating health effects, depending on the age of the individual. Hearing interventions have the potential to mitigate the negative health impacts of social isolation and loneliness by ensuring adequate audibility to facilitate social interaction and thus
[151] Audiology Social Impact: Empowering Individuals with Hearing Loss ... — A case in point is the smart hearing aid that can be calibrated through a smartphone app, allowing users to adjust settings in real-time according to their environment. ... Case Studies of Social Integration - Audiology Social Impact: Empowering Individuals with Hearing Loss: Audiology s Social Mission. 5. Spreading Awareness. Spreading awareness.
[152] How Hearing Aids Can Improve Your Social Life and Relationships — The Positive Impact of Hearing Aids on Confidence and Social Participation Hearing aids can boost self-esteem and improve the quality of life for individuals with hearing loss. They enable active participation in conversations without misunderstandings, leading to more frequent engagement in social activities and a willingness to try new
[153] 7 Inspiring Deaf Social Workers Making a Difference — Deaf social workers passionately spearhead impactful community support initiatives to enhance the well-being and empowerment of deaf and hard-of-hearing individuals. These dedicated professionals understand the unique challenges faced by the deaf community and work tirelessly to provide essential support services.
[154] Acquired hearing loss guide for social workers launches — Peter Simcock: 'It is important that social workers are aware that acquired hearing loss has multiple psycho-social effects, which are often more significant than the medical and audiological matters.' Peter: As the UK based charity Hearing Link notes, 'hearing loss affects far more than a person's ears'. It impacts on people's health
[155] Guidance for social workers working with people suffering hearing loss ... — The British Association of Social Workers (BASW) has published new guidance to help social workers better support people with hearing problems. The Acquired Hearing Loss Practice Guidance, published today, includes suggestions for how social workers can help people suffering with hearing loss. There is a checklist for actions social workers
[156] Community Programs and Services for the Hearing Impaired — The hearing impaired community faces unique challenges that can impact various aspects of daily life, from education and employment to social interaction and healthcare. Fortunately, there are numerous community programs and services designed to support individuals with hearing impairments.
[160] Breaking Down Barriers: Advocating for Deaf Community Inclusion — When people understand the challenges faced by the Deaf community and recognize their abilities and contributions, it leads to more inclusive practices. Ultimately, fostering accessibility and inclusion requires a collective effort.
[164] Breaking the Stigma Around Hearing Loss: Promoting Understanding and ... — The stigma surrounding hearing loss can deeply affect an individual's self-esteem and mental health. Feelings of shame, embarrassment, or inadequacy due to societal perceptions further compound the challenges faced by those with hearing impairment. Breaking Down the Stigma: Raising Awareness:
[167] To tell or not to tell? Exploring the social process of stigma for ... — Introduction to the special issue. Stigma has long been implicated as a reason why adults with hearing loss (HL) take an average of seven to ten years to seek help and why outcomes of hearing device fitting are less than optimal for some clients (Simpson, Matthews, Cassarly, and Dubno Citation 2019; Wallhagen Citation 2010).However, the field has not developed a comprehensive understanding of
[191] Types of Hearing Loss and Their Treatment: A Complete Guide — Hearing loss comes in different forms. This article covers the main types of hearing loss: sensorineural, conductive, and mixed. Discover the symptoms and solutions for each type to manage hearing loss effectively. Key Takeaways. Hearing loss comes in three main types: sensorineural, conductive, and mixed, each with different causes and treatments.
[192] Types of Hearing Loss - Johns Hopkins Medicine — Sensorineural loss is the most common type of hearing loss. It can be a result of aging, exposure to loud noise, injury, disease, certain drugs or an inherited condition. This type of hearing loss is typically not medically or surgically treatable; however, many people with this type of loss find that hearing aids can be beneficial. Sudden
[193] Treatment Options for Hearing Loss - Verywell Health — Summary . The best treatment for hearing loss depends on multiple factors that are unique to an individual's circumstances. A patient will need to work with their healthcare provider or an audiologist to develop a treatment plan that best suits their individual needs. Common treatment options include hearing aids, earwax removal, implants, or
[194] Types of Hearing Loss and Their Treatment: A Complete Guide — Overview of Hearing Loss Types. Hearing loss can stem from many causes, including aging, exposure to loud noises, and ear infections. These factors can damage the inner ear and auditory nerve or even block the ear canal with earwax. ... Treatment options for mixed hearing loss vary and may include hearing aids, assistive listening devices
[196] Rehabilitation: identification of needs, priorities and expectations ... — Abstract Audiology services evolved from technical disciplines with emphasis on assessment of hearing impairments rather than the experiences of disabilities and handicaps. This article argues for a comprehensive, though structured, framework for the assessment of listening needs (disabilities) which, via sets of personal and societal contexts, lead to handicaps. Rehabilitative and
[197] Support Systems For Individuals With Hearing Loss — Audiological services play a crucial role in supporting individuals with hearing loss from diagnosis to treatment. Audiologists are healthcare professionals who specialize in diagnosing and treating hearing and balance disorders.
[198] EHealth and Its Role in Supporting Audiological Rehabilitation: Patient ... — Tele-audiology can be used to support services such as data collection; imparting education, training and information to hearing healthcare professionals, adults with hearing disorders and parents of children with hearing impairment; screening for hearing loss and auditory disorders; diagnostic testing; auditory rehabilitation including
[199] Changing Perceptions: The Stigma Surrounding Hearing Aids — Let's take a look at some common misconceptions: Hearing aids are only for the elderly: ... Community outreach programmes can significantly impact public opinion, providing information about hearing health, preventative measures, and treatment options. ... the future of hearing aids appears to be one of acceptance and empowerment. As
[200] Overcoming the Stigma of Wearing Hearing Aids — Many individuals hesitate to seek treatment for hearing loss due to the stigma associated with wearing hearing aids. Despite advances in hearing aid technology and increased awareness of hearing loss, misconceptions, and negative stereotypes persist. This can lead to feelings of embarrassment, shame, and reluctance to address hearing health concerns.
[203] Common Misconceptions about Hearing Aids | Happy Ears — Another of the most common hearing aid misconceptions is that you will be able to hear perfectly the moment you put your hearing aids in. That's not how they work, however. Unlike glasses, which immediately correct your eyesight, your brain has to adjust to the new level of sound coming in through the hearing aids.
[205] Addressing 10 Common Myths About Hearing Aids — Misconceptions surrounding hearing aids can hinder individuals from seeking the help they need. It's essential to debunk these myths to promote accurate information and encourage a proactive approach to hearing health. Here's a list of common myths about hearing aids, along with the facts that dispel them:
[212] What Are The Differences Between Conductive and Sensorineural Hearing Loss? — Conductive Hearing Loss. Conductive hearing loss differs from sensorineural hearing loss in several ways. It is caused when sound waves are prevented from reaching the inner ear due to an obstruction, injury or deformity in the outer or middle ear. It can be caused by multiple things, including, but not limited to: Earwax impaction; Ear infection
[214] Conductive vs Sensorineural Hearing Loss: Comparing Key Traits — Sensorineural hearing loss (SNHL) occurs due to damage to the inner ear (cochlea) or the auditory nerve, often caused by aging, prolonged noise exposure, certain medications, or underlying health conditions.This type of hearing loss affects the clarity of both soft and loud sounds, making it particularly challenging to understand speech in noisy environments.
[215] Exploratory tympanotomy in conductive hearing loss with normal pre ... — KEY WORDS: hearing loss, conductive, exploratory tympanotomy, otosclerosis, stapes surgery, ossicular replacement. RIASSUNTO ... normal ME pressure and negative/non-diagnostic pre-operative CT scan may benefit from a surgical intervention of exploratory tympanotomy, quantifying the air bone gap (ABG) reduction that tailored surgery according to
[216] Surgical Interventions for Conductive Hearing Loss - Able Hearing Beaverton — Surgical interventions for conductive hearing loss can restore hearing by addressing issues in the outer or middle ear. Tympanoplasty repairs the eardrum, while ossiculoplasty reconstructs or replaces damaged ossicles for better sound conduction. Mastoidectomy removes chronic infection from the mastoid bone to
[218] PDF — Communication Strategies: Tips for Communication with Hearing Loss 1. c. Get the person’s attention before you begin speaking. b. In restaurants, ask to be seated in a quiet corner away from the kitchen, front door, bar area, or anywhere there is heavy traffic or noise. c. Never attempt to speak to a person who is hearing impaired from another room or from a distance. Reduce the distance of conversation in order to increase understanding. 3. Inform the person speaking to you when you are having trouble understanding. Ask the person speaking to rephrase what they have said. Using different words adds additional information and can increase understanding. b. Listening is sometimes a difficult and tiring task as it requires concentration.
[220] Comprehensive Coping Strategies for Hearing Loss — Coping with changes in hearing is a unique and evolving experience, and having a toolbox of effective strategies can help you maintain your hearing health and your overall quality of life. Let's explore an array of coping strategies that address emotional well-being, communication challenges, technological support, lifestyle adjustments, and personal wellness.
[242] The changing landscape for hearing loss therapeutics: novel advances of ... — The changing landscape for hearing loss therapeutics: novel advances of gene and cell therapies | ENT & Audiology News The changing landscape for hearing loss therapeutics: novel advances of gene and cell therapies The changing landscape for hearing loss therapeutics: novel advances of gene and cell therapies Although more work is still needed, other cell types important in hearing loss (like auditory hair cells) could also be generated by redirecting the original population of stem cells to differentiate into the relevant progenitors, using slightly different developmental chemical signals. The recent results obtained with the gene therapy trials and the significant advances in the cell therapy space are now giving us reason to be optimistic that therapeutic treatment of hearing loss will become a reality.
[244] A New Minimally Invasive Cell Therapy for Hearing Loss — Regenerative Cell Therapy: Rincell-1, Rinri’s leading product, aims to restore nerve connections and treat conditions like severe age-related hearing loss and auditory neuropathy. Rinri Therapeutics, a company focused on developing new treatments for hearing loss using regenerative cell therapy, announced an innovative surgical method to deliver treatments directly to the nerve that connects the inner ear to the brain. Rincell-1 is designed to restore nerve connections between the inner ear and brain, offering a groundbreaking treatment for severe age-related hearing loss and auditory neuropathy. “The novel access route developed in elegant work by this team of leading hearing loss researchers and surgeons makes the delivery of transformative cell therapies like Rincell-1 possible,” says Simon Chandler, PhD, CEO of Rinri Therapeutics.
[249] Developments in Bio-Inspired Nanomaterials for Therapeutic Delivery to ... — Advanced Search Journal List ... Current prosthesis such as hearing aids and cochlear implants can ameliorate hearing loss. However, hearing aids are ineffective if hair cells or spiral ganglion neurons are severely damaged, and cochlear implants are ineffective without properly functioning spiral ganglion neurons. ... Biomaterials 2 201-214
[253] Exploring the Potential of Stem Cells: A Systematic Review on Cellular ... — The safety of stem cell therapy was assessed in a single human study, which noted no significant adverse effects. While the results indicate potential therapeutic value, further human studies with standardized protocols and larger sample sizes are necessary to clarify the safety and effectiveness of stem cell therapy for sensorineural hearing loss.
[254] Cell therapies for hearing loss - ENT & Audiology News — Cell therapies could offer a way to repair damage to the auditory system and reverse many types of hearing loss. This article looks at the progress being made. The last decade has seen remarkable advances in the areas of stem cell biology and regenerative medicine.
[260] The application of genome editing in studying hearing loss — Our recent work has shown CRISPR/Cas9-mediated genome editing can be efficiently performed in the mammalian inner ear in vivo. Thus, application of CRISPR/Cas9 in hearing research will open up new avenues for understanding the pathology of genetic hearing loss and provide new routes in the development of treatment to restore hearing.
[261] The application of genome editing in studying hearing loss — For genetic hearing loss, CRISPR/Cas9 has potential to repair gene mutations by homology-directed-repair (HDR) or to disrupt dominant mutations by NHEJ, which could restore hearing. ... This review focuses on what we can learn from applications and challenges of CRISPR/Cas9-mediated genome editing and clinical therapeutic potential of CRISPR
[262] Advances in genome editing for genetic hearing loss — With the clinical trial of gene therapy for GHL currently in progress, for example, replacement therapy of delivering cDNA of Atoh1 gene through recombinant adenovirus (AdV) serotype 5 (ClinicalTrials.gov Identifier: NCT02132130), the translation from animal studies to humans' treatment has begun to show the possibility for success. One of the main determining factors for eventual clinical
[263] The applications of CRISPR/Cas-mediated genome editing in genetic ... — However, there are still many challenges before its clinical application, such as editing efficiency, off-target effect, immunogenicity, and so on. ... Ding N, Lee S, Lieber-Kotz M, Yang J, Gao X. Advances in genome editing for genetic hearing loss. Adv Drug Deliv Rev. 2021;168:118-133. doi: 10.1016/j.addr.2020.05.001. [PMC free article]
[264] Recent advances in CRISPR-Cas system for the treatment of genetic ... — In 2015, CRISPR-Cas9 showed the first in vitro and in vivo gene editing ability for inner ear hair cells , laying the foundation for gene editing therapy for genetic hearing loss. The research advancements cited in this review demonstrate the potential of CRISPR-Cas-based gene editing therapies for genetically related hearing loss (Table 2). Although the current gene therapy based on CRISPR-Cas system has some limitations, with the application of more new and expanded CRISPR-Cas systems and delivery vectors, the gene transduction efficiency and targeting can be further improved, and it is reasonable to believe that the application scenarios of CRISPR-Cas system in the treatment of genetic hearing loss will be more extensive.
[278] Gene editing based hearing impairment research and therapeutics — Hearing impairment affects 1 in 500 newborns worldwide and nearly one out of three people over the age of 65 (WHO, 2019). Hereditary hearing loss is the most common type of congenital deafness; genetic factors also affect deafness susceptibility. Gene therapies may preserve or restore natural sound …
[279] Transforming genetic deafness treatment with base editing — Congenital hearing loss refers to impaired auditory function that occurs due to genetic causes. GJB2 is the gene responsible for approximately half of all cases of hereditary hearing loss.
[280] Genome editing offers hope for genetic hearing loss — Genome editing offers hope for genetic hearing loss - PharmaTimes Genome editing offers hope for genetic hearing loss Scientists from Juntendo University and The University of Tokyo have created an adeno-associated virus (AAV)-based genome editing approach to treat genetic hearing loss caused by the GJB2 R75W mutation. Hearing loss, when caused by the GJB2 gene mutation, results from fragmented gap junction plaques affecting auditory function. While recessive mutations can be treated via gene replacement, dominant-negative mutations like R75W require genome editing to restore the function of the wild-type protein. Tests conducted on human cells with the GJB2 R75W mutation revealed successful genome editing, with repaired gap junction plaques forming and cell-cell communication restored. Genome editing offers hope for genetic hearing loss