LAG TECHNIQUE Flashcards
1
Q
how is the 2.5 mm hole drilled?
A
both proximal and distal cortices (near and far cortices)
2
Q
what allows the screw to sit flush with bone? what does this reduce?
A
countersink
reduces chance of stress riser
3
Q
what is used over drill or glide hole?
where do we drill only?
A
3.5 mm
proximal or near cortex, over drill only for fully threaded screws when you want to create lag
4
Q
length of screw is measured with?
A
depth gauge
5
Q
this used to place threads in the bone? than what is inserted?
this is the same size as the4 screw?
A
3.5 mm tap, 3.5 mm cortical screw
tap