Fatigue-resistant gastric banding device
First Claim
1. A gastric band for the treatment of obesity suitable for laparoscopic placement around the stomach of a patient to create a stoma comprising:
- a body member configured to encircle the stomach; and
an encompassing member having an inner wall and an outer wall wherein at least part of the body member is located between the inner wall and the outer wall of the encompassing member;
the inner wall being continuous along a length of the body member encircling the stomach and having an inflatable portion, the inflatable portion including at least one notch defining a plurality of chambers, wherein the plurality of chambers have a width that extends beyond the width of the outer wall, and wherein the notch is configured to substantially eliminate at least one of creasing, folding or wrinkling along the inner wall.
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Accused Products
Abstract
A fatigue-resistant inflatable gastric banding device suitable for laparoscopic placement around the stomach of a patient for the treatment of obesity and a method for such treatment are disclosed. The device includes a gastric band having a chambered inflatable member, substantially coextensive with an inner stomach facing surface of the band, that does not crease, wrinkle or fold when adjusted, so as to present a substantially smooth contour along the inner circumference, and to avoid fatigue or failure of the member itself. A gastric band having multiple inflatable compartments or chambers, which may be inflated together or individually is also disclosed.
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Citations
12 Claims
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1. A gastric band for the treatment of obesity suitable for laparoscopic placement around the stomach of a patient to create a stoma comprising:
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a body member configured to encircle the stomach; and an encompassing member having an inner wall and an outer wall wherein at least part of the body member is located between the inner wall and the outer wall of the encompassing member; the inner wall being continuous along a length of the body member encircling the stomach and having an inflatable portion, the inflatable portion including at least one notch defining a plurality of chambers, wherein the plurality of chambers have a width that extends beyond the width of the outer wall, and wherein the notch is configured to substantially eliminate at least one of creasing, folding or wrinkling along the inner wall. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A gastric band for the treatment of obesity suitable for laparoscopic placement around the stomach of a patient to create a stoma comprising:
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an elongated body member having connectible ends configured to encircle the stomach; and an encompassing member having an inner wall and an outer wall wherein at least part of the body member is located between the inner wall and the outer wall of the encompassing member and is affixed to the outer wall; the inner wall being continuous along a length of the body member encircling the stomach and having an inflatable portion, the inflatable portion including a plurality of notches defining a plurality of chambers, wherein the plurality of notches are configured to substantially eliminate at least one of creasing, folding or wrinkling along the inner wall. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification