Dual-pulsation bi-ventricular assist device
US8444545B2 · kind B2 · utility
1Cited by
16References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2008 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | May 12, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2230/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A ventricular assist device is disclosed which comprises a sac for wrapping around a portion of a heart, the sac having one or more inflatable chambers for compressing the heart when the chambers being inflated and a blood outlet made to an aorta, the blood outlet being the sole opening in the human blood path in the vicinity of heart, wherein during a systolic phase the inflatable chambers inflate while blood flows out of the aorta through the blood outlet, and during a diastolic phase the inflatable chambers deflate while blood flows into the aorta through the blood outlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.