Device for reduction of pressure effects of cardiac tricuspid valve regurgitation
US7530995B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2003 |
| Grant date | May 12, 2009 |
| Priority date | — |
| Expiry date | Dec 2, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0008
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method of protecting an upper and a lower body of a patient from high venous pressures comprising: providing an elongate valve stent, wherein the stent comprises a first stent member with a first tissue valve secured to a first support structure being disposed at a first end of the stent and a second stent member with a second tissue valve secured to a second support structure being disposed at an opposite second end of the stent, wherein both support structures are collapsibly expandable, the second end being connected to the first end with at least one elongate connecting member; passing the elongate valve stent through a blood vessel with the first and second support structures in a collapsed position; and securing the first support structure to an inferior vena cava and the second support structure to a superior vena cava with both support structures in an expanded shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.