Kikuo Umegaki

A Proton Beam Therapy System Dedicated to Spot-Scanning Increases Accuracy with Moving Tumors by Real-Time Imaging and Gating and Reduces Equipment Size

Shinichi Shimizu, Naoki Miyamoto, Taeko Matsuura et al. · PLoS ONE · 2014 · 93 citations · Full text

Medicine, Oncology, Radiation Oncology +17

What is the appropriate size criterion for proton radiotherapy for hepatocellular carcinoma? A dosimetric comparison of spot-scanning proton therapy versus intensity-modulated radiation therapy

Chie Toramatsu, Norio Katoh, Shinichi Shimizu et al. · Radiation Oncology · 2013 · 75 citations · Full text

Medicine, Oncology, Radiation Oncology +17

A New PET Scanner with Semiconductor Detectors Enables Better Identification of Intratumoral Inhomogeneity

Tohru Shiga, Yuichi Morimoto, Naoki Kubo et al. · Journal of Nuclear Medicine · 2008 · 43 citations · Full text

Medicine, Nuclear Medicine, Radiology +17

Impact of Real-Time Image Gating on Spot Scanning Proton Therapy for Lung Tumors: A Simulation Study

Takahiro Kanehira, Taeko Matsuura, Seishin Takao et al. · International Journal of Radiation Oncology*Biology*Physics · 2016 · 42 citations

Medicine, Radiation Oncology, Radiology +15

Integration of a real‐time tumor monitoring system into gated proton spot‐scanning beam therapy: An initial phantom study using patient tumor trajectory data

Taeko Matsuura, Naoki Miyamoto, Shinichi Shimizu et al. · Medical Physics · 2013 · 41 citations

Medicine, Oncology, Radiation Oncology +17