Device and method for positioning a target volume in...

Details Device and method for positioning a target volume in... Device and method for positioning a target volume in...

2006-12-12

2010-12-28

Song, Hoon (Department: 2882)

X-ray or gamma ray systems or devices

Specific application

Absorption

C378S205000

Reexamination Certificate

active

07860216

ABSTRACT:
Device for positioning a target volume (112) such, as a phantom or a patient in a radiation therapy apparatus, said apparatus directing a radiation beam (405) towards said target (112), characterized in that it comprises:—a target support (100) whereon the target is immobilized; a two dimensional radiation detector (103) fixed with fixations means (101, 102, 104, 106 107; 301, 302, 304, 305, 306; 208, 209) in a known geometric relationship to said target support (100), said radiation detector (103) being capable of detecting the position of intersection of said radiation beam (105) with said detector (103); correcting means for correcting the relative position of said beam (105) and said target support100), based on said detected intersection position.

REFERENCES:
patent: 5117829 (1992-06-01), Miller et al.
patent: 6865253 (2005-03-01), Blumhofer et al.
patent: 2003/0206614 (2003-11-01), Kendrick et al.
patent: 2005/0109939 (2005-05-01), Engler et al.
patent: 101 39 934 (2003-03-01), None
patent: 03/024333 (2003-03-01), None
patent: 2005/053794 (2005-06-01), None

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