Patent ID: 7162309
Filing Date: 2007-01-09
Classification: A61N

Abstract:
1. A delivery system, comprising: a medical electrical lead having a fixation electrode at a distal end; an elongated delivery catheter having a shaft including a proximal end, a distal end, and a lumen extending from the proximal end to the distal end sized to accept insertion of said medical electrical lead; and an omni-directional movable wrist mechanism at the distal end of the catheter shaft and a handle at the proximal end of the catheter shaft, said movable wrist mechanism comprising a collar axially aligned with the catheter shaft lumen for passage of the fixation electrode through the collar, a plurality of manipulator arms attached to the collar, an actuator wire coupled to each of the arms and to the handle; said handle being movable to control the actuator wires in creating an omni-directional motion of the movable wrist mechanism.