Cardiac assist apparatus
US5273518A · kind A · utility
88Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 1992 |
| Grant date | Dec 28, 1993 |
| Priority date | — |
| Expiry date | Jan 31, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M60/274
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Regulators for improved cardiac assist systems of the type including skeletal muscle powered fluid pressure means, a cardiac cup and/or an aortic balloon pump. The regulators convert the positive pressures generated by contracting muscle into both positive and negative pressures useful in the systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.