Method and apparatus for conditioning insufflation gas for laparoscopic surgery
US5411474A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 14, 1993 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | Jul 14, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8206
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides an apparatus for treating gas prior to its use in a medical procedure comprising a housing that receives gas from an insufflator, a chamber within the housing having a humidification means, a heating means disposed within the humidification means, a filtering means within the humidification means, a means for sensing the temperature of the heated and humidified gas, and a controlling means connected to the sensing means to maintain the temperature of the gas to a predetermined temperature. Additionally provided are methods of providing heated, humidified and filtered gas to a patient at a predetermined temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.