2
Position nail: Insertion depth
Instrument
292.26 2.5 mm Kirschner Wire, trocar point, 285 mm
The proximal nail end should be at least 2 to 3 mm below
the cartilage to minimize the risk of impingement while
maximizing stability. This determines the insertion depth of
the implant.
Check the proximal nail position clinically and under imaging.
Technique tip:
To better identify the proximal nail end, place
a 2.5 mm Kirschner wire through the hole in the aiming arm
marked “0”.
MultiLoc Proximal Humeral Nail Technique Guide
Synthes
19
Optional technique: Ascending screw (level E)
If the ascending screw is used, place a 2.5 mm Kirschner
wire through the hole in the anterior aiming arm marked
“ASCEND.” Adjust the position of the image intensifier or
the patient’s arm so that the circle of the anterior aiming arm
aligns with the screw hole for the anterior screw in the nail.
The Kirschner wire will indicate the position of the ascending
screw.
Correct the insertion depth of the nail to have the ascending
screw within the calcar region.
Caution:
The proximal nail end should be at least 2 to 3 mm
below the cartilage to minimize the risk of impingement
while maximizing stability. Check the proximal nail position
clinically and under imaging.
Содержание MultiLoc Proximal Humeral Nail
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