Patent · US Expired

Ureteral catheter

US5380270A · kind A · utility

76Cited by

18References

8Claims

0Family size

Assignee

WILLY RUSCH GmbH · DE

Inventor

Massoud Ahmadzadeh · Neuenkirchen, DE

Key dates

Filing date	Dec 9, 1991
Grant date	Jan 10, 1995
Priority date	—
Expiry date	Dec 9, 2011

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M25/0075
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An ureteral catheter has an elongated shaft and a lumen for drainage, the shaft has a first end with a pigtail and several openings therein, whereby the openings communicate with the lumen and the shaft has a second end with an open tip in the valve mechanism, wherein the open tip on the second end has an extendable folded shaft section and the shaft further comprises a retainer system within the valve mechanism and wherein the retainer system comprises a section, integral with the shaft, which is split into two half shafts, the half shafts being spaced apart from one another, in an unloaded mode, in a direction transverse to the lumen.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.