Patent · US Expired

Handpiece for use with a multifunctional operating endoscopic instrument

US6171265A · kind A · utility

6Cited by

11References

36Claims

0Family size

Assignee

Storz Endoskop GmbH · CH

Inventors

Pavel Novak · Munich, DE
Beat Krattiger · Beringen, CH
Klaus Irion · Liptingen, DE
Frank Gminder · Trossingen, DE
Rudolf Henes · Schaffhausen, CH

Key dates

Filing date	Nov 30, 1998
Grant date	Jan 9, 2001
Priority date	—
Expiry date	Nov 30, 2018

Classification

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

Abstract

A handpiece is disclosed for a multifunctional instrument for endoscopic surgery. The handpiece comprises a case; a connector disposed on the case and adapted to be connected to connecting lines such as electrical lines, liquid supply and discharge lines, and the like; at least one ultrasonic transducer arranged in the case; an ultrasonic sonotrode transmitting the ultrasonic energy; and at least one switch for controlling functions of the handpiece. The handpiece is characterized by, among other things, the provision that the sonotrode includes a long and thin probe section with a duct composed of several segments which are welded to each other.

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