Advances and potential of optical surface imaging in radiotherapy

G Li - Physics in Medicine & Biology, 2022 - iopscience.iop.org
This article reviews the recent advancements and future potential of optical surface imaging
(OSI) in clinical applications as a four-dimensional (4D) imaging modality for surface-guided …

Surface-Guided Radiotherapy: Can We Move on from the Era of Three-Point Markers to the New Era of Thousands of Points?

M Psarras, D Stasinou, T Stroubinis, M Protopapa… - Bioengineering, 2023 - mdpi.com
The surface-guided radiotherapy (SGRT) technique improves patient positioning with
submillimeter accuracy compared with the conventional positioning technique of lasers …

[HTML][HTML] Optimizing the patient positioning workflow of patients with pelvis, limb, and chest/spine tumors at an ion-beam gantry based on optical surface guidance

A Qubala, A Schwahofer, S Jersemann… - Advances in Radiation …, 2023 - Elsevier
Purpose Surface-guided radiation therapy (SGRT) has been investigated intensively to
ensure correct patient positioning during a radiation therapy course. Although the …

A uniform and versatile surface‐guided radiotherapy procedure and workflow for high‐quality breast deep‐inspiration breath‐hold treatment in a multi‐center …

G Li, W Lu, K O'Grady, I Yan, E Yorke… - Journal of applied …, 2022 - Wiley Online Library
Purpose We share our experiences on uniformly implementing an effective and efficient
SGRT procedure with a new clinical workflow for treating breast patients in deep‐inspiration …

End to end comparison of surface‐guided imaging versus stereoscopic X‐rays for the SRS treatment of multiple metastases with a single isocenter using 3D …

V Bry, D Saenz, E Pappas, G Kalaitzakis… - Journal of Applied …, 2022 - Wiley Online Library
Introduction Two end‐to‐end tests evaluate the accuracy of a surface‐guided radiation
therapy (SGRT) system (CRAD Catalyst HD) for position verification in comparison to a …

Evidence‐based region of interest (ROI) definition for surface‐guided radiotherapy (SGRT) of abdominal cancers using deep‐inspiration breath‐hold (DIBH)

Y Song, X Zhai, Y Liang, C Zeng… - Journal of applied …, 2022 - Wiley Online Library
To define and evaluate the appropriate abdominal region of interest (ROI) as a surrogate of
diaphragm positioning in deep‐inspiration breath‐hold (DIBH) for surface‐guided …

Setup accuracy and margins for surface-guided radiotherapy (SGRT) of head, thorax, abdomen, and pelvic target volumes

V Rudat, Y Shi, R Zhao, S Xu, W Yu - Scientific Reports, 2023 - nature.com
The goal of the study was to evaluate the inter-and intrafractional patient setup accuracy of
target volumes located in the head, thoracic, abdominal, and pelvic regions when using …

Intrafractional accuracy and efficiency of a surface imaging system for deep inspiration breath hold during ablative gastrointestinal cancer treatment

C Zeng, W Lu, M Reyngold, JJ Cuaron… - Journal of Applied …, 2022 - Wiley Online Library
Purpose Beam gating with deep inspiration breath hold (DIBH) usually depends on some
external surrogate to infer internal target movement, and the exact internal movement is …

Shift detection discrepancy between ExacTrac Dynamic system and cone‐beam computed tomography

VUY Chow, MLM Cheung, MWK Kan… - Journal of Applied …, 2022 - Wiley Online Library
Accurate detection of patient shift is essential during radiation therapy such that optimal
dose is delivered to the tumor while minimizing radiation to surrounding normal tissues. The …

光学体表监测技术引导的放射治疗应用现状与前景

沈晶, 陈琬琦, 侯晓荣, 邱杰 - 协和医学杂志, 2024 - xhyxzz.pumch.cn
光学体表监测技术(surface guided radiation therapy, SGRT) 是一种在放射治疗过程中对患者
进行连续体位监测的无辐射, 无创性技术, 通过先进的3D 光学表面定位及追踪技术 …