Driving control of a reciprocating CPR apparatus
US9844487B2 · kind B2 · utility
5Cited by
19References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2012 |
| Grant date | Dec 19, 2017 |
| Priority date | — |
| Expiry date | Apr 7, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method of controlling the amount of compressed gas used for driving a reciprocating apparatus for cardio-pulmonary resuscitation (CPR) comprising a valve means for controlling the provision of driving gas comprises operation of the valve means during the compression phase to stop provision of driving gas, which operation is separated in time from the venting of the driving gas from the apparatus at the end of the compression phase. Also disclosed are; a CPR apparatus operated by the method; a method of compression depth sensing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.