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:
Sep. 29, 1987
Filed:
Sep. 22, 1986
Applicant:
Inventors:
Masatsugu Mochizuki, Shiga, JP;
Masanobu Jige, Kyoto all of, JP;
Yoshihiro Umemura, Kyoto all of, JP;
Assignee:
Unitaka Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604128 ; 604265 ;
Abstract
A bladder assist device for maintaining natural drainage by a repetition of expansion and contraction of a bladder even when a urethral catheter is embedded in the bladder which includes a pressure control chamber containing a concentric-type siphon tube connected to a urethral catheter at a particular part, the pressure control chamber having a pressure control hole sealed by an air flow restricting filter.