Patent ID: 8100932

Claim:
An intragastric space-occupying device configured to be positioned within a stomach for treating excessive weight or obesity in mammals, comprising: a first cylindrical cage configured to be positioned along a lesser curvature of the stomach, the first cylindrical cage having closed ends and a first rail extending longitudinally along the first cylindrical cage; a second cylindrical cage slidably connected to the first cylindrical cage, the second cylindrical cage having open ends, a hollow channel between the open ends, a first track extending longitudinally along the second cylindrical cage and slidably connected to the first rail, and a second track extending longitudinally along the second cylindrical cage; and a third cylindrical cage slidably connected to the second cylindrical cage, and configured to be positioned along a greater curvature of the stomach, the third cylindrical cage having closed ends and a second rail extending longitudinally along the third cylindrical cage and slidably connected to the second track; the first cylindrical cage is shorter in length than the second cylindrical cage, the third cylindrical cage is longer in length than the first cylindrical cage, and the third cylindrical cage is shorter in length than the second cylindrical cage.