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:
May. 24, 2016

Filed:

Nov. 09, 2011
Applicants:

Alexei V. Babkin, Albuquerque, NM (US);

Peter J. Littrup, Bloomfield Hills, MI (US);

William J. Nydam, Rancho Santa Fe, CA (US);

Inventors:

Alexei V. Babkin, Albuquerque, NM (US);

Peter J. Littrup, Bloomfield Hills, MI (US);

William J. Nydam, Rancho Santa Fe, CA (US);

Assignee:

CRYOMEDIX, LLC, San Diego, unknown;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 18/18 (2006.01); A61B 18/02 (2006.01); A61B 18/00 (2006.01);
U.S. Cl.
CPC ...
A61B 18/02 (2013.01); A61B 2018/00041 (2013.01); A61B 2018/0262 (2013.01);
Abstract

A system and a method for its use are provided to cool a cryotip at the distal end of a probe for a cryosurgical procedure. In particular, the cryotip is cooled by a liquid refrigerant to cryogenic temperatures in order to perform a cryosurgical procedure on biological tissue. The system is closed-loop, and during transit of the liquid refrigerant through the entire system, the liquid refrigerant always remains in a liquid state at a relatively low pressure.


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