Recycled helium gas surgical instrument
US7984838B2 · kind B2 · utility
0Cited by
17References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 4, 2006 |
| Grant date | Jul 26, 2011 |
| Priority date | — |
| Expiry date | Aug 14, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/00553
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A system for use in a surgical procedure comprising a pneumatic instrument having an inlet and an outlet, a tank fluidly coupled to the inlet of the pneumatic instrument, wherein the tank provides pressurized helium gas to power the pneumatic instrument, and a compressor fluidly coupled to the outlet of the pneumatic instrument. The compressor receives the helium gas exhausted from the pneumatic instrument and compresses the exhausted helium gas to supply the tank with pressurized helium gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.