Patent ID: 7130700

Claim:
A multilumen body of an implantable medical device extending from a proximal end to a distal end, comprising: a first tubular member including an inner wall and at least one member extending inward from the inner wall, the inward extending member further extending longitudinally from the proximal end to the distal end of the multilumen body; a second tubular member, positioned within the first member, the second tubular member including an outer wall and at least one pair of members extending outward from the outer wall, the at least one pair further extending longitudinally from the proximal end to the distal end of the multilumen body and forming a groove, the groove receiving the inward extending member of the first tubular member; wherein the first tubular member and the second tubular member form at least one lumen extending between the inner wall of the first member and the outer wall of the second member from the proximal end through the distal end of the multilumen body, the at least one lumen receiving an elongated member therein.