Fenestrated gastric pouch
First Claim
1. A hollow, flexible and thin-walled gastric pouch of human stomach-shaped configuration including smooth inner and outer surfaces throughout and constructed of an inert elastomeric material, said pouch including an upper fundus end, remote greater curvature and lesser curvature sides extending from said fundus end to an open antrum end remote from said fundus end and posterior and anterior sides also extending between said ends and said greater and lesser curvature sides, said fundus end including an esophageal opening and further including an elongated slot having margins, said slot being formed along said lesser curvature side, extending longitudinally from said opening to said open antrum end, only the margins extending along opposite sides of said slot being reinforced with reinforcing material, with the remainder of said pouch being free of internal reinforcement, said reinforcing material comprising a reinforcing mesh imbedded fully within said material between said inner and outer surfaces of said pouch, said mesh serving as reinforcing for suturing when securing said pouch about a patient'"'"'s stomach.
1 Assignment
0 Petitions
Accused Products
Abstract
A human stomach-shaped pouch is provided including a closed fundus and an open antrum as well as major and minor curvatures extending between the fundus and the antrum. The minor curvature includes an esophageal opening closely adjacent the fundus and the pouch includes a slot extending along the inner curvature and communicating the esophageal opening and the open antrum, the pouch being constructed of high performance silicone elastomer, 30 durometer, and including "DACRON" tricot knit (DuPont D116) imbedded in the margins of the pouch extending along the inner curvature slot. Also, an annular collar provided with a radial slit is provided also constructed of silicone elastomer and is secured to the outer surface of the pouch about the esophageal opening with the slot thereof registered with the slot of the pouch. The pouch is constructed with smooth inner and outer surfaces throughout and is provided with small openings formed therethrough at points spaced apart thereover.
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Citations
9 Claims
- 1. A hollow, flexible and thin-walled gastric pouch of human stomach-shaped configuration including smooth inner and outer surfaces throughout and constructed of an inert elastomeric material, said pouch including an upper fundus end, remote greater curvature and lesser curvature sides extending from said fundus end to an open antrum end remote from said fundus end and posterior and anterior sides also extending between said ends and said greater and lesser curvature sides, said fundus end including an esophageal opening and further including an elongated slot having margins, said slot being formed along said lesser curvature side, extending longitudinally from said opening to said open antrum end, only the margins extending along opposite sides of said slot being reinforced with reinforcing material, with the remainder of said pouch being free of internal reinforcement, said reinforcing material comprising a reinforcing mesh imbedded fully within said material between said inner and outer surfaces of said pouch, said mesh serving as reinforcing for suturing when securing said pouch about a patient'"'"'s stomach.
Specification