Bifurcated highly conformable medical device branch access
US8474120B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2010 |
| Grant date | Jul 2, 2013 |
| Priority date | — |
| Expiry date | Oct 30, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1056
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method of making a multi-lumen stent graft includes covering a first mandrel that comprises a groove and a back wall of the groove with an innermost polymeric tube; slitting the innermost polymeric tube along the back wall of the groove; placing a second mandrel into the groove of the first mandrel and aligning the second mandrel with the back wall of the groove, deforming the innermost polymeric tube; placing an outermost polymeric tube over the innermost polymeric tube; and cutting an opening in the outermost polymeric tube over the second smaller mandrel, wherein the outermost polymeric tube and innermost polymeric tube comprise a graft member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.