CPC A61B 5/0261 (2013.01) [A61B 5/0086 (2013.01); A61B 5/0205 (2013.01); A61B 5/1072 (2013.01); A61B 5/14551 (2013.01); A61B 5/349 (2021.01); A61B 5/4255 (2013.01); A61B 5/6853 (2013.01); A61B 5/6858 (2013.01); A61B 5/027 (2013.01); A61B 5/0285 (2013.01); A61B 5/0295 (2013.01); A61B 5/4216 (2013.01); A61B 5/4233 (2013.01); A61B 5/4238 (2013.01); A61B 2562/043 (2013.01)] | 20 Claims |
1. A medical device, comprising:
a catheter;
an optical sensor disposed at or adjacent to a distal end of the catheter, the optical sensor including a photodetector and one or more emitters, the photodetector and each of the one or more emitters of the optical sensor being disposed linearly along a longitudinal axis of the catheter; and
a controller disposed within the catheter, the controller being configured to determine a thickness of tissue adjacent to the optical sensor based on input from the optical sensor;
wherein the one or more emitters are configured to collect a diffusion gradient of reflected and absorbed light in the tissue adjacent to the optical sensor.
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