Patent ID: 7686816

Claim:
A catheter drive system comprising a catheter drive sled and a catheter drive unit removably mountable to the catheter drive sled, the catheter drive sled comprising: a sled body defining a keel slot and a keel clip that is disposed in the keel slot and that is movable along an axis of the keel slot; a drive unit adapter mounted to the sled body, the drive unit adapter comprising a keel that extends into the keel slot and that couples to the movable keel clip; and a sled drive train disposed on the sled body, the sled drive train comprising a drive track and a drive unit interface coupled to the drive track via a drive shaft, the drive unit interface and the drive unit adapter configured and arranged for removably mounting a catheter drive unit to the sled body, wherein the drive shaft of the sled drive train extends through the drive unit adapter; wherein the drive unit interface comprises a serrated surface with a sterile pointed tip.