Patent ID: 11857204
Assignee: SYNTHES GMBH
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 45:
46. The method according to claim 45, wherein before the advancing step the following steps are performed:
positioning the surgical power drill relative to a bone so that the front end of the longitudinal second member abuts a drill sleeve inserted in soft tissue covering a bone to be treated; and
adjusting the cutting tip of the drill bit secured in engagement means of the surgical power drill relative to the longitudinal second member so that the cutting tip of the drill bit abuts a surface of a bone; and
if required, adding an offset value stored in the data storage to the relative position; and
storing the relative position as the start point for the measurement of the position of the cutting tip of the drill bit relative to a surface of a bone or of an implant in the drilling direction with respect to time.