MEDICAL DEVICES AND METHODS TO PREVENT BILE REFLUX AFTER BARIATRIC PROCEDURES
First Claim
1. An endoscopic stent for implantation in a patient after sleeve gastrectomy or biliopancreatic diversion with duodenal switch or biliopancreatic diversion with duodenal switch, the endoscopic stent comprising:
- a stent portion, the stent portion comprising a proximal end portion, the proximal end portion defined by a length of about 50 mm to about 200 mm, an enlarged middle portion, the enlarged middle portion having an enlarged diameter relative to the proximal end portion and the distal end portion and defined by a length of about 20 mm to about 80 mm, and a distal end portion; and
a polymeric sleeve portion engaged to the distal end portion of the stent portion and extending distally therefrom.
1 Assignment
0 Petitions
Accused Products
Abstract
An endoscopic stent for implantation in a patient after sleeve gastrectomy or biliopancreatic diversion with duodenal switch or biliopancreatic diversion with duodenal switch comprising a stent portion, the stent portion comprising a proximal end portion, the proximal end portion defined by a length of about 50 mm to about 200 mm, an enlarged middle portion, a middle portion having an enlarged diameter relative to the proximal end portion and the distal end portion and defined by a length of about 20 mm to about 80 mm, and a distal end portion and a polymeric sleeve portion engaged to and extending distally from the distal end portion of the stent.
78 Citations
20 Claims
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1. An endoscopic stent for implantation in a patient after sleeve gastrectomy or biliopancreatic diversion with duodenal switch or biliopancreatic diversion with duodenal switch, the endoscopic stent comprising:
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a stent portion, the stent portion comprising a proximal end portion, the proximal end portion defined by a length of about 50 mm to about 200 mm, an enlarged middle portion, the enlarged middle portion having an enlarged diameter relative to the proximal end portion and the distal end portion and defined by a length of about 20 mm to about 80 mm, and a distal end portion; and a polymeric sleeve portion engaged to the distal end portion of the stent portion and extending distally therefrom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An endoscopic stent for implantation in a patient after sleeve gastrectomy or biliopancreatic diversion with duodenal switch, the endoscopic stent comprising:
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a stent portion, the stent portion comprising a proximal end portion, the proximal end portion defined by a length of about 100 mm to about 200 mm, an enlarged middle portion, the enlarged middle portion having an enlarged diameter and defined by a length of about 40 mm to about 80 mm, and a distal end portion, the distal end portion defined by a length of about 50 mm to about 100 mm; and wherein at least a portion of the distal end portion of the stent comprising a device that is configured to open and close. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. An endoscopic stent for implantation in a patient after sleeve gastrectomy or biliopancreatic diversion with duodenal switch, the endoscopic stent comprising:
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a stent portion, the stent portion comprising a flared proximal end portion, an enlarged middle portion and a distal end portion, the endoscopic stent constructed and arranged for implantation such that the flared proximal end portion is disposed in a distal portion of the esophagus and the enlarged middle portion is disposed within a central portion of the stomach; and a polymeric sleeve portion engaged to the distal end portion of the stent portion and extending distally therefrom.
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Specification