Patent ID: 8771274

Claim:
A method of drilling a hole in a human femur comprising the steps of: providing a hole in a human tibia along an axis x; providing a surgical drill comprising a guide pin, a drill guide for accepting said guide pin, and a drill, said drill guide comprising a body having a first longitudinal axis and a head pivotally mounted to a distal end of said body at a pivot point said pivot point defining a second axis orthogonal to said first longitudinal axis, said head adapted to pivot about said second axis; inserting said drill guide into said hole in the tibia; inserting said guide pin into said drill guide until the pin comes into contact with and is anchored to the femur; removing said drill guide from the hole in the tibia while leaving the guide pin anchored to the femur; inserting the drill around the anchored guide pin until the drill comes into contact with the femur; drilling a hole in said femur along an axis y, at an angle relative to axis x.