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.:
Date of Patent:
Apr. 07, 1998
Filed:
Jan. 17, 1995
Applicant:
Inventor:
Paul F Zupkas, San Diego, CA (US);
Assignee:
UROS Corporation, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N / ;
U.S. Cl.
CPC ...
606 20 ; 606 21 ; 128898 ;
Abstract
A surgical instrument comprising a supporting structure and a thermal barrier coupled to the supporting structure. The barrier is sized and adapted for placement between the prostate and rectum during cryosurgical treatment of the prostate. The supporting structure includes a frame movable between an extended position and a retracted position and a handle coupled to the frame. The barrier includes flexible sheet material mounted on the frame and movable with the frame between the extended and retracted positions. The barrier is substantially sonolucent allowing ultrasound visualization of areas beyond the barrier.