STEREOTAXICALLY GUIDED FRACTIONATED RADIOTHERAPY - TECHNICAL ASPECTS

被引:79
作者
SCHLEGEL, W [1 ]
PASTYR, O [1 ]
BORTFELD, T [1 ]
GADEMANN, G [1 ]
MENKE, M [1 ]
MAIERBORST, W [1 ]
机构
[1] UNIV CLIN HEIDELBERG,DEPT RADIOTHERAPY,W-6900 HEIDELBERG,GERMANY
关键词
HIGH PRECISION RADIOTHERAPY; CONFORMAL THERAPY; 3-D TREATMENT PLANNING; MULTI-LEAF COLLIMATORS; IMMOBILIZATION; PATIENT POSITIONING;
D O I
10.1016/0167-8140(93)90247-6
中图分类号
R73 [肿瘤学];
学科分类号
100214 ;
摘要
A system for high precision radiotherapy in the head and neck region has been developed. The components of the system are a head mask connected to a stereotactic frame, a localization unit that can be used during CT- and MR- imaging and a stereotactic target positioner. Conformal precision radiotherapy is planned with a new treatment planning system (Voxelplan-Heidelberg). Three different multi-leaf collimator systems are used. An evaluation of the precision and accuracy of the head fixation system, which was performed with a photogrammetry system, is presented.
引用
收藏
页码:197 / 204
页数:8
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