Patent ID: 8103359

Claim:
A transvenously implantable medical device comprising: an electrical lead including an elongate lead body, the elongate lead body including an inner insulative sheath, an outer insulative sheath and a conductive layer disposed between the inner insulative sheath and the outer insulative sheath, the inner insulative sheath defining a lumen that is configured to accommodate a straightening member in order to adapt the electrical lead for transvenous implantation, the elongate lead body being pre-biased to expand from a collapsed state to an expanded state to mechanically engage an internal wall of a blood vessel upon removal of the straightening member; a control module secured to and in electrical communication with the electrical lead, the control module including a signal management component and a power component disposed in a housing adapted for implantation into the blood vessel; and a lumen extending through the control module to accommodate the straightening member.