The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 04, 2025

Filed:

May. 07, 2024
Applicant:

The Trustees of Columbia University IN the City of New York, New York, NY (US);

Inventors:

Andreas H. Hielscher, Brooklyn, NY (US);

Christopher J. Fong, New York, NY (US);

Jennifer Hoi, Belmont, CA (US);

Hyun K. Kim, Cresskill, NJ (US);

Michael Khalil, Miami Lake, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/05 (2021.01); A61B 5/00 (2006.01); A61B 5/02 (2006.01); A61B 5/021 (2006.01); A61B 5/022 (2006.01); A61B 5/0225 (2006.01); A61B 5/0245 (2006.01); A61B 5/026 (2006.01); A61B 5/1455 (2006.01);
U.S. Cl.
CPC ...
A61B 5/0261 (2013.01); A61B 5/00 (2013.01); A61B 5/0073 (2013.01); A61B 5/0075 (2013.01); A61B 5/02 (2013.01); A61B 5/02007 (2013.01); A61B 5/021 (2013.01); A61B 5/022 (2013.01); A61B 5/02255 (2013.01); A61B 5/0245 (2013.01); A61B 5/1455 (2013.01); A61B 5/6828 (2013.01); A61B 5/6829 (2013.01); A61B 5/6831 (2013.01); A61B 5/6884 (2013.01); A61B 5/7425 (2013.01); A61B 2560/0437 (2013.01); A61B 2562/04 (2013.01);
Abstract

A plurality of modules are simultaneously positioned at locations that correspond to different angiosomes. Each of these modules has a front surface shaped and dimensioned for contacting a person's skin, a plurality of different-wavelength light sources aimed in a forward direction, and a plurality of light detectors aimed to detect light arriving from in front of the front surface. Each module is supported by a support structure (e.g., a strap or a clip) that is shaped and dimensioned to hold the front surface adjacent to the person's skin at a respective position. Perfusion in each of the angiosomes is monitored using these modules, and the surgeon can rely on this information to guide his or her intervention.


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