Patent ID: 8828003

Claim:
A method of milling a calcar region of the femur, the method comprising: using a miller assembly including a cutter and a frame for carrying the cutter, the frame having a longitudinal axis and a cutter mount for mounting the cutter at a first angle with respect to the longitudinal axis of the frame, the cutter mount extending at the first angle from the longitudinal axis of the frame and configured to receive a portion of the cutter and maintain the received cutter oriented at the first angle during rotation, and the frame further including a handle configured to form a portion of a drive joint for coupling the frame to a drill, the handle having a longitudinal axis; coupling the handle to the drill; inserting the miller assembly into the femur such that the cutter is located in the calcar region; and operating the drill, causing the cutter to rotate and mill bone in the calcar region; wherein the handle includes a handle gear and the frame includes a connection portion having a top connection gear, wherein the handle gear engages the top connection gear such that when the handle gear rotates, the top connection gear is rotated; wherein the connection portion includes a bottom connection gear coupled to the top connection gear such that when the top connection gear is rotated, the bottom connection gear also rotates; and wherein the cutter also includes a cutter gear, the cutter gear engaging the bottom connection gear such that when the bottom connection gear rotates, the cutter gear rotates.