Gastrointestinal implant with drawstring
First Claim
Patent Images
1. A gastrointestinal implant device comprising:
- a flexible, floppy sleeve, open at both ends, to extend into the duodenum;
a collapsible anchor coupled to a proximal portion of the sleeve;
a drawstring threaded through a proximal end of the anchor; and
rigid barbs extending from the exterior surface of the anchor at fixed angles.
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Abstract
A gastrointestinal implant device includes a flexible, floppy sleeve, open at both ends, that extends into the duodenum. The device further includes a collapsible anchor coupled to the proximal portion of the sleeve. The device further includes a drawstring that is threaded through a proximal end of the anchor, and barbs that extend from the exterior surface of the anchor. The collapsible anchor can be a wave anchor. The drawstring can be used to collapse at least a proximal portion of the implant device. This is useful in removing or repositioning the implant device.
218 Citations
17 Claims
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1. A gastrointestinal implant device comprising:
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a flexible, floppy sleeve, open at both ends, to extend into the duodenum; a collapsible anchor coupled to a proximal portion of the sleeve; a drawstring threaded through a proximal end of the anchor; and rigid barbs extending from the exterior surface of the anchor at fixed angles. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of repositioning a gastrointestinal device within a natural bodily lumen comprising:
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engaging a drawstring disposed on the implantable device, the implantable device comprising; flexible, floppy sleeve, open at both ends, to extend into the duodenum; a collapsible anchor coupled to a proximal portion of the sleeve; the drawstring threaded through a proximal end of the anchor; and barbs extending from the exterior surface of the anchor; collapsing at least a proximal portion of the implantable device by pulling the drawstring; and moving the implantable device within the natural bodily lumen. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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Specification