Questions and Verified Answers
(2026/2027) | Graded A+ | 100%
Success
Medial bicomp PF step 0 - Correct Answer -look at transverse view for size
make sure there is no overhang to the medial and lateral ridges but also no more
than 2mm inset to ridges
Medial bicomp PF step 1 - Correct Answer -superior lateral tip
click pink dot in transverse view then look in sagittal view
pink dot is highlighted - you want the tip of the implant to be split 50/50 by native
bone as best as possible
Medial bicomp PF step 2 - Correct Answer -trochlear groove
click deepest part of groove in transverse view then look in sagittal view
want implant to be 2mm proud of bone (measure with crosshair)
to adjust this you can anchor the superior lateral tip and add up to 5 degrees of
flexion
,Medial bicomp PF step 3 - Correct Answer -bloominsats line - radiographic
landmark where cruciate ligaments originate
look in sagittal view to find bright white line on posterior side
make sure implant is anterior to line
Medial bicomp PF step 4 - Correct Answer -superior medial tip
click on pink do tin transverse view then look in sagittal view
want to make sure tip of implant is touching bone
no ariballing
Medial bicomp PF step 5 - Correct Answer -PF wings - most important step
making sure transition zones line up perfectly so the patella can easily glide
through its range of motion
in coronal view: make sure each wing is 2mm proud of cortical bone
prioritize non diseased side
you can adjust one side by adding varus/valgus
Medial bicomp PF step 6 - Correct Answer -PF to femoral implant space
make sure there is 3mm of space between implants
coronal view: the two pink vertical lines are 3mm from implant
, scroll through to make sure blue and green implants never cross pink lines
rotary cutting attachment parts - Correct Answer -cutting attachment
burr
long guard
burr size - Correct Answer -6mm
poly size starts at - Correct Answer -8mm
impactors in PKA - Correct Answer -silver C: tibial impactor
poly impactor : chisel tip
big concave: pf impactor
small concave: femoral impactor
planar workflow operative side - Correct Answer -MUST be placed on operative
side