Synthes Titanium Trochanteric Fixation Nail System Technique Manual page 22

Proximal Locking
2. Insert blade guide sleeve continued
Important: The blade guide sleeve should rest on the lateral
cortex. Do not overtighten on the cortex as this may affect
the accuracy of the aiming assembly.
Turn the buttress/compression nut counterclockwise to
advance the blade guide sleeve to the bone. The buttress/
compression nut is locked into the aiming arm, ensuring that
the blade guide sleeve will remain in position on the lateral
cortex throughout the remainder of the procedure for screw
insertion. Take an AP C-arm image to confirm that the blade
guide sleeve is on the lateral cortex.
Reconfirm fracture reduction using image intensification.
20 Synthes Titanium Trochanteric Fixation Nail System—Screw Option Technique Guide