飞弧刀:一种新型放射外科系统  

FreeArcs Knife: a Novel Stereotactic Radiosurgery System

作　　者：唐志全[1] 黄绍进 钟仁明[1] TANG Zhiquan;HUANG Shaojin;ZHONG Renming(Radiotherapy Physics and Technology Center,West China Hospital,Sichuan University,Chengdu,610041)

机构地区：[1]四川大学华西医院放射物理技术中心,成都市610041

出　　处：《中国医疗器械杂志》2024年第4期434-439,共6页Chinese Journal of Medical Instrumentation

摘　　要：该文介绍了一种创新的直线加速器图像引导放射外科装置的设计,该装置基于复合双重旋转机架结构。该文从创新装置的整体构成特征、加速器辐射头绕人体纵轴旋转的安全净空间、准4π投照射束入射角方向的非共面球面覆盖度、复合双重旋转机架的构造特点以及治疗计划过程与治疗实施过程等5个方面,分别阐述了该创新装置的制造可行性、安全性、有效性、精确性和高效性。该创新装置设计具有较大的开发价值和市场推广价值。This paper describes the design of an innovative linear accelerator image-guided radiosurgery(IGRS)device,which is based on a composite twofold rotary gantry structure.The paper discusses five aspects of the innovative device:its overall composition,the safety net space created by the accelerator radiation head as it rotates around the patient’s longitudinal axis,the non-coplanar spherical coverage in the direction of the incidence angle for quasi-4πdelivery,the structural features of the composite twofold rotary gantry,and the processes of treatment planning and implementation.It elaborates on the device’s manufacturing feasibility,safety,effectiveness,accuracy,and efficiency.The conclusion is that this innovative device design holds significant development value and market promotion potential.

关 键 词：直线加速器 复合双重旋转机架 图像引导放射外科 准4π投照 放射消融治疗 治疗比 覆盖度 

分 类 号：TH774[机械工程—仪器科学与技术]