Abstract: The present invention provides surgical drilling devices and methods. An exemplary surgical drilling device in accordance with the present invention comprises a housing, a retractable guide tube assembly, and a flexible cable drill. The retractable guide tube assembly comprises an arcuate guide tube slidingly positioned in a first arcuate channel of the housing. The arcuate guide tube is operatively connected to an actuating rod slidingly positioned in a second channel of the housing wherein the actuating rod controllably advances and retracts the arcuate guide tube. The flexible cable drill comprises a first portion slidingly positioned in the arcuate guide tube and a second portion slidingly positioned in a third channel of the housing.

Abstract: A tibial prosthesis including a tibial component including a tray having first and second opposing surfaces and a stem extending from the second surface of the tibial component, a tibial conversion module including a receiver portion defining a stem-receiving cavity for slideable engagement with the stem of the tibial component, wherein the stem of the tibial component is positioned within the stem-receiving cavity at a first end of the receiver portion, and an extension peg engaged with the stem-receiving cavity at a second end of the receiver portion that is opposite the first end of the receiver portion.

Abstract: A spinal implant assembly is provided for stabilizing the spine. The assembly includes an elongated plate, bolts, and nuts. The plate is fixed to vertebrae spanning an injury or deformity to a disc or vertebra using the bolts and nuts. Screws can provide additional stability. The nuts are configured to extend through the plate to clamp the plate between collars on both the bolts and nuts.