US 12,260,551 B2
Compensation of organ deformation for medical image registration
Julian Krebs, Moers (DE); and Sebastien Piat, Lawrence Township, NJ (US)
Assigned to Siemens Healthineers AG, Forchheim (DE)
Appl. No. 17/755,558
Filed by Siemens Healthineers AG, Forchheim (DE)
PCT Filed Dec. 13, 2019, PCT No. PCT/US2019/066141
§ 371(c)(1), (2) Date May 2, 2022,
PCT Pub. No. WO2021/118581, PCT Pub. Date Jun. 17, 2021.
Prior Publication US 2022/0270256 A1, Aug. 25, 2022
Int. Cl. G06T 7/00 (2017.01); G06T 7/11 (2017.01); G06V 10/25 (2022.01); G06V 10/74 (2022.01); G06V 10/77 (2022.01); G06V 10/82 (2022.01)
CPC G06T 7/0012 (2013.01) [G06T 7/11 (2017.01); G06V 10/25 (2022.01); G06V 10/761 (2022.01); G06V 10/7715 (2022.01); G06V 10/82 (2022.01); G06T 2207/20081 (2013.01); G06T 2207/20084 (2013.01); G06V 2201/03 (2022.01); G06V 2201/07 (2022.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
receiving a first input medical image and a second input medical image of one or more anatomical objects;
for each respective anatomical object of the one or more anatomical objects:
detecting a region of interest comprising the respective anatomical object in one of the first input medical image or the second input medical image,
extracting the region of interest from the first input medical image and from the second input medical image, and
determining a motion distribution of the respective anatomical object from the region of interest extracted from one of the first input medical image or the region of interest extracted from the second input medical image using a motion model specific to the respective anatomical object; and
registering the first input medical image and the second input medical image based on the motion distribution of each respective anatomical object of the one or more anatomical objects.