Patent ID: 8406902
Filing Date: 2013-03-26
Classification: A61N

Abstract:
1. A cardiac lead comprising: a lead body having a proximal portion and a flexible, pre-curved distal end portion configured to transition between a straightened state and a curved state; and a first pre-curved flexible wire member having ends attached to spaced apart points along the distal end portion of the lead body, the flexible wire member configured to (a) assume a normally expanded state in response to the distal end portion of the lead body being in a curved state, wherein in the normally expanded state an intermediate portion of the flexible wire member is spaced apart from the distal end portion of the lead body, and to (b) assume a generally straightened state in response to the distal end portion of the lead body being in a straightened state, wherein in the generally straightened state the flexible wire member and the distal end portion of the lead body are disposed in a more parallel arrangement.