Patent · US Expired

Device for removal of calculi

US5722980A · kind A · utility

225Cited by

5References

9Claims

0Family size

Assignee

Ferton Holding · CH

Inventors

Manfred Schulz · Jeffery Road, DE
Wolfgang Merkle · Meersburg, DE

Key dates

Filing date	Feb 21, 1995
Grant date	Mar 3, 1998
Priority date	—
Expiry date	Feb 21, 2015

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2217/005
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A device for removing calculi by using an intracorporeal lithotripter (1) including a probe (2) transmitting impact waves is characterized by a guiding tube (5) for the probe, which is adapted for introduction into the operating passage of an endoscope and which is provided with a suction and/or extraction passage (8, 9, 10, 15) for removal of the calculi fragmented by means of the probe, for connexion to a suction pump.

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