Proximal Locking, contd.
Click on image for enlarged view
3. Remove the drill sleeve. Using the Depth Gauge for locking bolts,
measure for the proper length 4.9 mm Locking Bolt. Add 2 mm to
the measurement to ensure engagement of the far cortex.
image intensification required for this step
Note: If using a calibrated drill bit, stop the drill after drilling
through the far cortex. If necessary, use the image intensifier to
confirm the position of the drill bit. Press the drill and protection
sleeves firmly against the bone and read the correct bolt length on
the calibrated drill hit at the end of the 8.0 mm/4.5 mm Drill Sleeve
(see inset). Remove the drill sleeve.
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