US 12,306,364 B2
Quality assurance devices and methods to ensure proper ultrasound exposure
Mark E. Schafer, Ambler, PA (US); Samantha F. Schafer, Ambler, PA (US); and James M. Gessert, Longmont, CO (US)
Assigned to BrainSonix Corporation, Sherman Oaks, CA (US)
Filed by BrainSonix Corporation, Sherman Oaks, CA (US)
Filed on Mar. 4, 2022, as Appl. No. 17/686,649.
Claims priority of provisional application 63/157,248, filed on Mar. 5, 2021.
Prior Publication US 2022/0283328 A1, Sep. 8, 2022
Int. Cl. G01V 1/18 (2006.01); A61N 7/00 (2006.01); G01K 1/02 (2021.01)
CPC G01V 1/186 (2013.01) [A61N 7/00 (2013.01); G01K 1/02 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An apparatus for calibrating an ultrasound transducer, the apparatus comprising:
a hydrophone assembly including a first layer comprising a first solid material, a second layer comprising a second solid material different from the first solid material, a matching element configured to receive the ultrasound transducer, and a hydrophone element embedded in the first solid material of the first layer, the first layer positioned at least in part between the second layer and the hydrophone element, and the first layer and the hydrophone element positioned between the matching element and the second layer.