APPARATUS AND METHOD FOR FOCUSING A RADIOTHERAPY FIELD, WHERE SLIDABLE PLATES ON THE COLLIMATOR RING CONTROLS THE COLLIMATOR.
摘要
<p>A radiation therapy device and a method of changing the spatial dose distribution surrounding a focus are disclosed. At least a subset of the radioactive sources in a source carrier is linearly displaceable relatively to at least a subset of collimator passage inlets, or vice versa.</p>
申请公布号
WO2004006269(A1)
申请公布日期
2004.01.15
申请号
WO2003SE01096
申请日期
2003.06.25
申请人
ELEKTA AB;CARLSSON, PER;HANNER, GERT;ALKSNIS, IVARS;NILSSON, ANDERS;FROEBERG, PETER
发明人
CARLSSON, PER;HANNER, GERT;ALKSNIS, IVARS;NILSSON, ANDERS;FROEBERG, PETER