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:
Feb. 18, 2025

Filed:

Nov. 26, 2019
Applicant:

Supersonic Imagine, Aix-en-Provence, FR;

Inventors:

Jeremy Bercoff, Aix en Provence, FR;

David Savery, Calas-Cabries, FR;

Mickael Tanter, Bagneux, FR;

Jean-Luc Gennisson, Cergy, FR;

Mathias Fink, Meudon, FR;

Claude Cohen-Bacrie, Ventabren, FR;

Assignee:

SUPERSONIC IMAGINE, Aix en Provence, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 8/08 (2006.01); A61B 5/00 (2006.01); A61B 8/00 (2006.01); G01N 29/34 (2006.01); G01N 29/36 (2006.01); G01N 29/44 (2006.01); G01S 7/52 (2006.01); G01S 15/89 (2006.01); G06T 7/00 (2017.01);
U.S. Cl.
CPC ...
A61B 8/485 (2013.01); A61B 5/0051 (2013.01); A61B 8/08 (2013.01); A61B 8/4483 (2013.01); G01N 29/34 (2013.01); G01N 29/36 (2013.01); G01N 29/44 (2013.01); G01S 7/52036 (2013.01); G01S 7/52042 (2013.01); G01S 15/8927 (2013.01); G06T 7/0012 (2013.01);
Abstract

A method for measuring a mean visco-elasticity value for a soft material using a single probe carrying at least one transducer includes inducing, in a constraint zone, at least one burst of mechanical vibrations in order to generate internal shear waves in the tissue propagating from the constraint zone into the tissue, measuring, with the transducer, transient tissue displacements in at least one first measurement zone in the tissue, the first measurement zone being located away from the constraint zone, and estimating a mean visco-elasticity of the region of the tissue situated between the constraint zone and the first measurement zone from the measured transient tissue displacements of the tissue in the first measurement zone.


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