US 12,465,318 B2
Quantification of blood flow with ultrasound B-mode imaging
Ankur Kapoor, Plainsboro, NJ (US); Rickard C. Loftman, Menlo Park, CA (US); Tommaso Mansi, Plainsboro, NJ (US); Kutay F. Ustuner, Mountain View, CA (US); Helene C. Houle, San Jose, CA (US); and Ismayil M. Guracar, Redwood City, CA (US)
Assigned to Siemens Medical Solutions USA, Inc., Malvern, PA (US)
Filed by Siemens Medical Solutions USA, Inc., Malvern, PA (US)
Filed on Aug. 29, 2023, as Appl. No. 18/457,595.
Application 18/457,595 is a continuation of application No. 15/909,570, filed on Mar. 1, 2018, granted, now 11,771,396.
Prior Publication US 2023/0404519 A1, Dec. 21, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 8/06 (2006.01); A61B 8/00 (2006.01)
CPC A61B 8/06 (2013.01) [A61B 8/5223 (2013.01); A61B 8/5246 (2013.01); A61B 8/481 (2013.01); A61B 8/488 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An ultrasound system for quantification of blood flow, the system comprising:
a transmit beamformer configured to generate waveforms for transmit events;
a B-mode detector configured to generate a sequence of B-mode images, each of the B-mode images responsive to multiple of the transmit events for each of a plurality of locations, the B-mode images including a pattern resulting from use of the multiple of the transmit events for each of the B-mode images;
an image processor configured to determine blood flow velocity for each of the locations from pattern tracking of the sequence of B-mode images, the image processor configured to determine flow vectors from a prior model of anatomy, the flow vectors calculated based on fluid dynamics in a flow structure of the anatomy, the image processor configured to determine the blood flow velocity for each of the locations from both the pattern tracking and the flow vectors being used as terms in a function solved to determine the blood flow velocity; and
a display configured to generate a flow image of the blood flow velocities.