Heart assist jacket and method of using it
US4957477A · kind A · utility
306Cited by
5References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 9, 1989 |
| Grant date | Sep 18, 1990 |
| Priority date | — |
| Expiry date | May 9, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M60/289
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A heart assist device for insertion into the thoracic cavity of a patient comprises a double-walled jacket (10) adapted to enclose at least the ventricular portion of the heart (H), at least the inner wall (11) of the jacket being pliable to be able to engage the outer surface of the heart and move together with the walls of the heart, and the interspace (13) between the inner and outer walls of the jacket being closed and filled with a fluid which is easily displaceable within the interspace.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.