Patent ID: 7887478

Claim:
A percutaneous gas line for an implantable medical device, the gas line comprising: (a) a first gas line comprising a first end configured to be sealably coupled to the medical device and a second end; (b) a connection fitting configured to be disposed entirely within a patient's body, wherein the connection fitting is configured to be sealably coupled to the second end of the first gas line; and (c) a second gas line comprising: (i) a first end configured to be sealably and removably coupled to the connection fitting; (ii) a subcutaneous anchoring collar coupled around an outer surface of the second gas line along a length of the second gas line, wherein the collar is positioned in spaced relationship with the first end of the second gas line such that the collar is configured to be disposed within the patient's body when the first end is coupled to the connection fitting; and (iii) an opening defined in the first end, wherein the opening is in communication with a lumen defined within the second gas line, wherein the opening is substantially coaxial with a longitudinal axis of the gas line.