Tissues patches and related delivery systems and methods
First Claim
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1. A system for delivering a tissue patch to a lesion in an alimentary tract of a patient, comprising:
- a catheter having an expandable member at a distal end portion; and
a carrier having an outer surface and an inner surface and placed around the expandable member, the carrier configured to expand from a contracted state to an expanded state, wherein the carrier either (a) constitutes the tissue patch or (b) supports the tissue patch,wherein the tissue patch comprises a tissue implant embedded in a substrate andwherein the tissue patch contacts and adheres to the lesion of the alimentary tract when the expandable member expands the carrier to the expandable state.
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Abstract
Endoluminally delivered tissue patches and related systems and methods for delivering the tissue patches for treating lesions of the alimentary tract are disclosed. A system for delivering a tissue implant includes a catheter having an expandable member at a distal end portion, a carrier placed around the expandable member, and the carrier configured to expand from a contracted state to an expanded state and to receive the tissue implant. The tissue implant contacts the lesion of the alimentary tract when the expandable member expands the carrier to the expandable state.
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Citations
23 Claims
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1. A system for delivering a tissue patch to a lesion in an alimentary tract of a patient, comprising:
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a catheter having an expandable member at a distal end portion; and a carrier having an outer surface and an inner surface and placed around the expandable member, the carrier configured to expand from a contracted state to an expanded state, wherein the carrier either (a) constitutes the tissue patch or (b) supports the tissue patch, wherein the tissue patch comprises a tissue implant embedded in a substrate and wherein the tissue patch contacts and adheres to the lesion of the alimentary tract when the expandable member expands the carrier to the expandable state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification