Obesity Systems Placed Between the Abdominal Wall and Stomach
First Claim
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1. A system for treatment of obesity, said system comprising:
- An expandable main body member configured to be positioned adjacent a portion of a stomach of a patient, within the abdominal cavity of the patient;
An anchor on the expandable main body member configured to fix a portion of said main body member to and in contact with a portion of at least one internal body structure, without piercing through a wall of the stomach;
A removable, elongate delivery instrument having a handle to guide the expandable main body member to a target location then be removed;
An adjustment member having a port that is accessible by an instrument to effect expansion or contraction of said main body, said adjustment member configured to be anchored to an abdominal wall or subcutaneously external to the abdominal wall; and
A conduit connecting said main body with said adjustment member, wherein said expandable main body member is configured to be implanted without piercing through the stomach wall.
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Abstract
Disclosed are methods and apparatus for implantation into the walls of an organ such as the stomach. Deformable or inflatable anchors with a connector between are used to pull the walls of the organ together, or to implant devices in the wall of the organ. Also disclosed are surgical instruments useful in practicing the disclosed methods.
34 Citations
20 Claims
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1. A system for treatment of obesity, said system comprising:
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An expandable main body member configured to be positioned adjacent a portion of a stomach of a patient, within the abdominal cavity of the patient; An anchor on the expandable main body member configured to fix a portion of said main body member to and in contact with a portion of at least one internal body structure, without piercing through a wall of the stomach; A removable, elongate delivery instrument having a handle to guide the expandable main body member to a target location then be removed; An adjustment member having a port that is accessible by an instrument to effect expansion or contraction of said main body, said adjustment member configured to be anchored to an abdominal wall or subcutaneously external to the abdominal wall; and A conduit connecting said main body with said adjustment member, wherein said expandable main body member is configured to be implanted without piercing through the stomach wall. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A system for treatment of obesity, said system comprising:
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An expandable main body member configured to be positioned adjacent a portion of a stomach of a patient, within the abdominal cavity of the patient; An anchor on the expandable main body member configured to fix a portion of said main body member to and in contact with a portion of at least one internal body structure, without piercing through a wall of the stomach; A removable, elongate delivery instrument having a handle to guide the expandable main body member to a target location then be removed; An adjustment member having a port that is accessible by an instrument to effect expansion or contraction of said main body, said adjustment member located in the expandable main body member; and A removable conduit having an expandable tip wherein upon implantation of the expandable main body the removable conduit is attached to the adjustment member add after expansion of the expandable main body the expandable tip is retracted and the removable conduit is removed.
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Specification