Patent ID: 8252009

Claim:
A gastroplasty device used to place plications within a cavity, comprising: a flexible elongated member having a proximal end and a distal end, and a lumen disposed between the proximal end and the distal end; a handle attached to the proximal end; a tissue treatment device attached to the distal end of the flexible elongated member and having a cartridge member opposite an anvil member along a longitudinal axis of the tissue treatment device, the cartridge member and the anvil member being movable between a closed position and an open position relative to one another about the longitudinal axis of the tissue treatment device, the tissue treatment device further comprising a first vacuum pod formed in the cartridge member and a second vacuum pod formed in the anvil member; and a barrier disposed between the cartridge member and the anvil member of the tissue treatment device; the barrier separating the first vacuum pod from the second vacuum pod and the barrier having a portion that extends radially outward of the. cartridge member and anvil member when the tissue treatment device is in the closed position.