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US 2006/0149363 A1Published application
Optimally expanded, collagen sealed ePTFE graft with improved tissue ingrowth
AssigneeSciMed Life Systems, Inc.
InventorDennis Kujawski
Life of this patent
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Abstract
The present invention provides An implantable ePTFE artificial vascular graft comprising a tubular structure comprising a highly expanded ePTFE material having a porous structure, and a sealant saturated within said porous structure of said ePTFE material to make it substantially non-porous.
Claims15
A method of making a temporarily blood-tight implantable ePTFE material for improved tissue ingrowth comprising:
- providing an ePTFE material having an average internodal distance of 60-100 microns;
- and
- saturating said ePTFE material with a biodegradable sealant.
A blood-tight ePTFE material implantable in a mammal comprising:
- an highly expanded ePTFE material having a porous structure and, a sealant saturated within said porous structure of said ePTFE material to make it substantially non-porous.
An artificial vascular graft comprising:
- a tubular structure comprising a highly expanded ePTFE material having a porous structure, and a sealant saturated within said porous structure of said ePTFE material to make it substantially non-porous.
Dependencies are inferred from the claim text.