#$%^&*AU2010219346B220120315.pdf#####Abstract A method for providing access to the interior of a pedicle for a desired transpedicular procedure, comprising: inserting an awl with a separable guide wire in the pedicle at a predetermined starting point and in a predetermined trajectory to a desired 5 depth, removing the awl from the pedicle and leaving the guide wire therein； positioning a cannulated drill bit over the guide wire and drilling an elongated opening in the pedicle inwardly to the desired depth； removing the drill bit from the opening and the guide wire； inserting a first cannula into the opening over the guide wire with the outer end of the first cannula substantially flush with the adjacent portion of the posterior cortex of the pedicle； 10 and removing the guide wire from the opening； whereby an elongated instrument such as a kyphoplasty balloon catheter, vertebroplasty cannula or vertebral body biopsy needle may be inserted through the first cannula into the interior of the pedicle for the desired procedure.
