Replaceable expandable transmyocardial ventricular assist device
US7942804B2 · kind B2 · utility
128Cited by
3References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 20, 2005 |
| Grant date | May 17, 2011 |
| Priority date | — |
| Expiry date | Mar 7, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M60/148
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A novel ventricular assist device is disclosed comprising a pump unit and a motor unit. The pump unit is made up of an impeller, an impeller housing, and a shaft. The impeller and/or the impeller housing are expandable, allowing for custom fitting and positioning of the pump unit within the ventricle. In certain embodiments, the shaft is adjustable, allowing for further customization of fit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.