The Impact of Perforation Rate of Radiotherapy Immobilization Masks on Immobilization Performance
1. Basic Concepts of Radiotherapy Immobilization Masks and Perforation Rate Radiotherapy immobilization masks are thermoplastic materials commonly used for patient positioning and immobilization in radiotherapy workflows. In clinical application, the mask sheet is heated until softened, then applied closely to the patient’s body surface. After cooling, it forms a custom‑fitted shell matching the patient’s anatomical…
