Compressed gas operated instrument, in particular a surgical instrument

US8567302B2 · kind B2 · utility

Assignee

• Aesculap AG · DE

Inventors

• Thomas Scholten · Tuttlingen, DE
• Rupert Mayenberger · Rielasingen-Worblingen, DE

Key dates

• Filing date: Jan 13, 2012
• Grant date: Oct 29, 2013
• Expiry date: Jan 13, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T137/7834
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A compressed gas operated instrument incorporating a connector for a compressed gas cartridge to which the compressed gas cartridge is connectable in sealed manner by means of a supply channel for the compressed gas flowing out of the compressed gas cartridge is provided which incorporates a regulating valve in the supply channel for governing the compressed gas stream through the supply channel. The regulating valve comprises a valve body which is sealed in a valve chamber with respect to a wall of the valve chamber by means of a first seal and is mounted in the valve chamber in displaceable manner. The valve body is connected on the upstream side thereof in sealed manner to a connector element by means of a second seal and also be displaceable with respect to the connector element by displacement thereof in the valve chamber.