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.

Patent No.:

US 9820762 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 21, 2017

Filed:

May. 16, 2013
Applicant:

The Board of Regents of the University of Texas System, Austin, TX (US);

Inventors:

Jeffrey A. Cadeddu, Dallas, TX (US);

Stephen P. Faddegon, Dallas, TX (US);

Heather E. Beardsley, Arlington, TX (US);

Yung K. Tan, Singapore, SG;

Ephrem O. Olweny, New Brunswick, NJ (US);

Jeffrey Gahan, Dallas, TX (US);

Jodi Antonelli, Dallas, TX (US);

Margaret S. Pearle, Dallas, TX (US);

Raul Fernandez, Arlington, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/22 (2006.01); A61B 17/221 (2006.01); A61B 17/225 (2006.01); A61B 17/00 (2006.01);
U.S. Cl.
CPC ...
A61B 17/221 (2013.01); A61B 17/225 (2013.01); A61B 17/2251 (2013.01); A61B 17/22031 (2013.01); A61B 2017/00287 (2013.01); A61B 2017/2215 (2013.01);
Abstract

Devices and methods for removal of calculus (including for example, kidney stones) are disclosed. In an embodiment, a device for removal of kidney stones includes a substantially sealable pouch that can be inserted into the kidney for capturing a kidney stone. The pouch is also designed to permit fragmentation of the kidney stone inside the pouch, while preventing kidney stone fragments from escaping from the pouch. As a result, the likelihood of dispersing stone fragments during fragmentation of a large stone is greatly lessened.


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