US 12,213,818 B2
X-ray imaging system for radiation therapy
Buliang Sun, Shanghai (CN); Cheng Ni, Shanghai (CN); Wei Zhang, Shanghai (CN); Li Wang, Shanghai (CN); Hongjun Zhang, Shanghai (CN); Jian Zhang, Shanghai (CN); Tao Liu, Shanghai (CN); and Can Liao, Shanghai (CN)
Assigned to SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD., Shanghai (CN)
Filed by SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD., Shanghai (CN)
Filed on Mar. 8, 2023, as Appl. No. 18/180,837.
Application 18/180,837 is a continuation of application No. PCT/CN2021/110163, filed on Aug. 2, 2021.
Application PCT/CN2021/110163 is a continuation in part of application No. 17/015,033, filed on Sep. 8, 2020, granted, now 11,883,687.
Claims priority of application No. 202011234813.9 (CN), filed on Nov. 7, 2020; application No. 202011271345.2 (CN), filed on Nov. 13, 2020; application No. 202011468108.5 (CN), filed on Dec. 14, 2020; application No. PCT/CN2021/080638 (WO), filed on Mar. 12, 2021; and application No. PCT/CN2021/080639 (WO), filed on Mar. 12, 2021.
Prior Publication US 2023/0218248 A1, Jul. 13, 2023
Int. Cl. A61N 5/10 (2006.01); A61B 6/40 (2024.01); A61B 6/42 (2024.01)
CPC A61B 6/4007 (2013.01) [A61B 6/42 (2013.01); A61N 5/1045 (2013.01); A61N 5/1081 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A radiation system comprising:
a first rotation portion;
a second rotation portion;
a treatment head, at least a portion of the treatment head being disposed in the first rotation portion;
one or more imaging sources, at least one of the one or more imaging sources being disposed in the second rotation portion; and
at least one detector, wherein
the second rotation portion is able to rotate independently from the first rotation portion, the first rotation portion is circular, and the first rotation portion is located outside the second rotating portion in a radial direction of the first rotation portion; wherein
a first component of the first rotation portion and a second component of the second rotation portion are located on a first plane; and
the treatment head comprises a first portion and a second portion, wherein
the first component of the first rotation portion includes the first portion of the treatment head, the first portion of the treatment head being configured to emit a treatment beam towards an object; and
the second component of the second rotation portion includes the second portion of the treatment head, the second portion of the treatment head comprising a collimation component configured to adjust a radiation range of the treatment beam.