Percutaneous Coronary Intervention Overview

Principles

Definition

Percutaneous coronary intervention is a central domain of study within interventional cardiology focused on the development, evaluation, and clinical application of minimally invasive, catheter-based techniques for the mechanical revascularization of stenosed or occluded coronary arteries. This academic concept encompasses research into procedural techniques, device technologies (such as balloons and stents), patient selection criteria, outcomes assessment, and strategies for optimizing treatment efficacy and safety in individuals affected by coronary artery disease.

Ontological type

Procedural Techniques

Outcomes and Complications

Device Technologies

Key developments

Key Figures

Imaging-Driven Emergence era

David R. Holmes[1] was a key figure in the Imaging-Driven Emergence era and was affiliated with the University of Washington[3] and the University of Pittsburgh[4]. His principal contribution in this era involved documenting Restenosis after percutaneous transluminal coronary angioplasty (PTCA): A report from the PTCA registry of the national heart, lung, and blood institute[6], highlighting restenosis as a major limitation and driving imaging-guided lesion localization and cautious device refinement. David P. Faxon[2] played a parallel role during this era, with affiliations at the University of Washington[3] and Boston University[5]. Faxon's key contribution mirrors Holmes' emphasis on outcome surveillance and imaging-informed iteration, as reflected in the same Restenosis after percutaneous transluminal coronary angioplasty (PTCA) report[6], demonstrating how early observational work shaped safety, assessment of restenosis, and the trajectory of catheter-based therapeutic refinement.

Device Consolidation and Standards era

Key figures of the Device Consolidation and Standards era include Andreas Gruentzig, whose pioneering balloon angioplasty laid the foundation for modern PCI. Julio Palmaz and Richard Schatz co-developed the balloon-expandable Palmaz-Schatz stent in the late 1980s, addressing abrupt closure and reframing restenosis as a device engineering challenge. Antonio Serruys led pivotal multicenter trials such as BENESTENT that validated stents and propelled standardized practice and training across centers. Together these contributions, along with formalized registries and guidelines, consolidated device reliability and standardized procedures, turning PCI into a reproducible revascularization strategy.

Physiology-Guided Precision PCI era

Roxana Mehran [1] is a leading figure linked with Harvard University [3] and the Massachusetts Institute of Technology [4] in the Physiology-Guided Precision PCI era. Her key contributions in this era include co-authoring the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention [6], which helped standardize indications, procedural standards, and the use of physiology-guided decision making across PCI practice. Brahmajee K. Nallamothu [2] is a prominent figure linked with Harvard University [3] and the University of California, San Francisco [5] during this era. His key contributions in this era include co-authoring the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention [6], contributing to the dissemination and adoption of guideline-directed, physiology-guided PCI across institutions such as Harvard University [3] and the University of California, San Francisco [5], thereby promoting standardized, evidence-based precision PCI.