Pleated composite ePTFE/textile hybrid covering
US7510571B2 · kind B2 · utility
66Cited by
33References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2003 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Aug 21, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31504
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A composite multilayer implantable material having a first inner tubular layer formed of expanded polytetrafluoroethyene having a porous microstructure defined by nodes interconnected by fibrils, wherein said first layer has a plurality of pleated folds, a second tubular layer formed of textile material circumferentially disposed exteriorly to said first layer; and having an elastomeric bonding agent applied to one of said first layer or second layer and disposed within the pores of said microstructure for securing said first layer to said second layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.