CPC A61B 5/1473 (2013.01) [A61B 5/0205 (2013.01); A61B 5/02007 (2013.01); A61B 5/0538 (2013.01); A61B 5/6853 (2013.01); A61B 5/7275 (2013.01); A61B 8/445 (2013.01); G01N 27/026 (2013.01); G01N 29/00 (2013.01); G01N 29/06 (2013.01); G01N 29/0654 (2013.01); A61B 5/01 (2013.01); A61B 5/026 (2013.01); A61B 5/0215 (2013.01); A61B 5/0537 (2013.01); A61B 8/12 (2013.01); A61M 2025/1079 (2013.01)] | 28 Claims |
1. A tissue sensing device comprising:
a first catheter comprising a lumen, a closed distal end, and an open proximal end;
a second catheter comprising a lumen, a distal end, and an open proximal end;
at least one ultrasound transducer positioned within the first catheter lumen near the closed distal end;
an expandable element near the distal end of the second catheter; and
a sensor positioned on the expandable element;
wherein the at least one ultrasound transducer of the first catheter is positioned distal to the expandable element of the second catheter.
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