Patent ID: 8142469

Claim:
A gastric space filler device, comprising: a space filler including an opening; a sleeve; an infusing member coupled with the space filler and extending from outside the space filler to within an interior portion of the space filler, wherein the infusing member comprises an infusing lumen in fluid communication with the opening, wherein the opening is disposed on a portion of the infusing member that is within the interior portion of the space filler, wherein the opening provides fluid communication between the infusing lumen and the interior portion of the space filler, and wherein the sleeve covers the opening on a side thereof facing the interior portion of the space filler; an inflation fluid within the interior portion of the space filler, wherein the inflation fluid is delivered from the infusing lumen through the opening; and an oil delivered from the infusing lumen through the opening and received between the sleeve and the opening, wherein the oil is a material other than the inflation fluid, wherein the oil is configured to inhibit leakage of the inflation fluid out of the space filler.