X-ray or gamma ray systems or devices – Beam control – Collimator
Reexamination Certificate
2008-07-07
2009-06-30
Kiknadze, Irakli (Department: 2882)
X-ray or gamma ray systems or devices
Beam control
Collimator
C378S147000
Reexamination Certificate
active
07555103
ABSTRACT:
A multi-leaf collimator includes a number of independently adjustable leaves. Adjacent leaves overlap to prevent an incident beam of radiation from passing through a gap between them. The overlapping portions of the leaves are made of a first material, while the non-overlapping portions of the leaves are made of a second, different material.
REFERENCES:
patent: 6822252 (2004-11-01), Svatos et al.
patent: 2003/0031298 (2003-02-01), Xing
patent: 2007/0127624 (2007-06-01), Seeber et al.
Kiknadze Irakli
Varian Medical Systems Inc.
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