Patent ID: 7656999
Filing Date: 2010-02-02
Classification: A61N

Abstract:
1. A radiotherapy device comprising: a frame; a rotary ring positioned on the frame; a source carrier and a collimator carrier that can rotate respectively around a rotary axis, the source carrier being equipped inside with multiple radiation sources, the collimator carrier being provided with a corresponding multiple radiation beam channels inside to the radiation sources, which through the channel focus at a radiation focus on the rotary axis; one end of the source carrier is fixed at the rotary ring of the source carrier while the other end is connected movably with the frame, one end of the collimator carrier is fixed at the rotary ring of the collimator carrier while the other end is connected movably with the frame, the rotary axes of the source carrier and the rotary axes of the collimator carrier rotary ring coincide with each other.