Patent ID: 8088139

Claim:
A sleeve for use in a body lumen defined by body tissue, comprising: a collapsible wall defining a lumen and including a plurality of longitudinal, non-inflating members and an inflatable member including a plurality of longitudinal, inflatable portions and configured to increase a volume of the lumen when the inflatable member is in an inflated state, wherein the plurality of longitudinal, inflatable portions alternate with the plurality of longitudinal, non-inflating members about a circumference of the collapsible wall, the collapsible wall defining a proximal end having a first substantially circular outer periphery and a distal end having a second substantially circular outer periphery; a conduit configured to inflate the inflatable member; and a port defined by the collapsible wall and in flow communication with the lumen, wherein the port is disposed in a substantially planar wall that is uninflatable and is recessed within the first and second outer peripheries, and wherein the substantially planar wall is disposed in a plane that is substantially parallel to a longitudinal axis of the lumen.