US 12,465,321 B2
Ultrasound method
Sally Collins, Oxford (GB); Yi Yin, Oxford (GB); Alys Clark, Grafton (NZ); and Padraig Looney, Oxford (GB)
Assigned to OXFORD UNIVERSITY INNOVATION LIMITED, Oxford (GB)
Appl. No. 18/019,110
Filed by Oxford University Innovation Limited, Oxford (GB); and AUCKLAND UNISERVICES LIMITED, Auckland (NZ)
PCT Filed Aug. 7, 2020, PCT No. PCT/GB2020/051896
§ 371(c)(1), (2) Date Feb. 1, 2023,
PCT Pub. No. WO2022/029397, PCT Pub. Date Feb. 10, 2022.
Prior Publication US 2023/0277156 A1, Sep. 7, 2023
Int. Cl. A61B 8/08 (2006.01)
CPC A61B 8/0833 (2013.01) [A61B 8/0891 (2013.01)] 17 Claims
OG exemplary drawing
 
1. The computer-implemented method of automatically identifying a reference vessel in an ultrasound image, the method comprising:
segmenting the image to identify an organ;
locating a predetermined anatomical landmark specific to the organ;
identifying appropriate vasculature for the organ; and
selecting a reference vessel from the vasculature that has a size within a predetermined size range and a location with a predetermined distance range from the predetermined anatomical landmark.