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MSC ORT Hip Test Complete questions and answers verified set.
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MSC ORT Hip Test Complete questions and answers verified set.
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MSC ORT Hip Test Complete questionsand answers verified set
Sir John Charnley
"Father of modern joint arthroplasty"
cobalt chrome
what is the head made out of?
titanium
what is the stem made out of?
titanium
what is the cup made out of?
polyethylene
what is the inside of the cup made out of?
titanium
total hips are made mostly out of?
Neck angle
Femoral axis and femoral neck axis
124.7
what is the average neck angle
femoral offset
Distance from femoral head center and femoral axis
neck resection level
this is how you measure what?
One finger proximal to lesser troch
femoral neck length
Level of neck resection to the femoral head center, along femoral neck axis
femoral leg length
Measured vertically, from level of medial neck resection, often referred to as the Calcar,
to the femoral head center
calcar
what is the femoral leg length often referred to as?
pivot point
head center
, center of the universe in hip biomechanics
where the mechanical axis starts and all measurements are based off of it
the goal at surgery should be to duplicate this position as accurate as possible
coxa vera
neck angle
< 120 degrees
normal
neck angle
120-135 degrees
coxa valga
neck angle
> 135 degrees
coxa valga
"vertical neck"
femoral neck center lies superior to the tip of the greater trochanter
coxa vara
"horizontal neck"
femoral head center lies inferior to the tip of the greater trochanter
femoral axis
intramedullary axis of femur
femoral canal
anatomic axis
anteversion
turning forward 10-20
retroversion
turning backward
provides stability to the joint
tapered wedge
what is the most common stem?
depuy
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