Low bleed implantable prosthesis with a taper
US11622871B2 · kind B2 · utility
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176References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 23, 2019 |
| Grant date | Apr 11, 2023 |
| Priority date | — |
| Expiry date | Sep 4, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2420/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A vascular graft having a sealing layer and a tapered length portion. The sealing layer provides the vascular graft with low bleed characteristics subsequent to a needle puncture such as with a dialysis needle or a suture needle. The sealing layer in the tapered length portion has varying wall thickness along the tapered length portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.