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what is the FFC? - ANSWER-Flexion Facet Center-- tip of the
crosshair is placed on FFC right above the posterior nub of the
implant because the J curve is different
what is the most optimal plane for adjusting implant
tracking? - ANSWER-
Transverse
plane
what is the purpose of cartilage tracking? - ANSWER-Points
are mapped with
the green probe to determine how the patella will track
on the implants
how many points should be mapped for a PF component? -
ANSWER-14
how many points should be mapped for a femoral component? -
ANSWER-3
, What are pka posterior slope parameters? - ANSWER-3-7
degrees
How should initial posterior slope be positioned? - ANSWER-
set crosshair in sagital view to mid-point of the tibia and drop
the crosshair slope 1-2 degrees below the native anatomic
slope
what is the difference between pka and tka? - ANSWER-PKA
is not a joint
replacement procedure it is a joint
resurfacing procedure
How is adjusting implant proudness? - ANSWER-
Moves the implant
perpendicular to the
posterior slope
Pre-planning guidelines for proudness? - ANSWER-2.5-3.5 mm
Resection depth for tibia? - ANSWER-Poly size- proudness=
resection depth for
of the
tibia
How to size tibial implant? - ANSWER-Go to transverse view
and move tibia