Sleeve for medical device assembly
AssigneeW. L. Gore & Associates, Inc.
InventorsRussell L. Jacoby, Andrew W. Sloan
Life of this patent
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Abstract
The present disclosure describes a medical device assembly comprising an expandable medical device wrapped with an improved constraining sleeve. The sleeve in accordance with various embodiments of the present disclosure is thin walled and translucent, having reduced edge sharpness. The sleeve in accordance with the present disclosure exhibits resistance to ripping and delamination. Various embodiments of the present disclosure provide methods of making sheet material usable for constraining sleeves from flattened film tubes. Methods for making improved constraining sleeves and medical device assemblies that comprise an improved constraining sleeve are also disclosed herein.
Claims16
A constraining sleeve configured to constrain a self-expanding implantable device, the constraining sleeve comprising:
- at least one layer of expanded polytetrafluoroethylene film;
- and
- at least one reinforcing fiber encased by the expanded polytetrafluoroethylene film of the at least one layer and positioned parallel to a longitudinal axis of the self-expandable implantable device;
- and
- an elongated coupling member woven through openings in the opposing ends of the expanded polytetrafluoroethylene film to define a releasable seam,
- wherein the sleeve has a burst strength of equal to or greater than 400 psi and a wall thickness of less than about 0.12 mm.
Dependencies are inferred from the claim text.