Some embodiments of the invention provide an apparatus that secures, at a particular location in a bone, a guidance needle for guiding a cannulated device into the bone at the particular location. In some embodiments, the apparatus includes a tap for advancing the guidance needle into the bone. The guidance needle is used to guide the cannulated device to the particular location in the bone. In some embodiments, the tap is threaded and used to create a threaded guide path to further direct the placement of the cannulated device within the bone.