CERTIFICATION EVALUATION QUESTIONS
AND ANSWERS FULL SOLUTION A+
●● implants displayed in what color.
Answer: green
●● available procedures in PKA.
Answer: 1. medial uni
2.lateral uni
3. PF
4. medial bicompartmental
●● 3 steps for medial tibia sizing.
Answer: 1. sizing
2. positioning
3. verification
●● tibia size default.
Answer: 5
,●● tibial size constraints.
Answer: none
●● tibial p. slope.
Answer: 3-7 degrees
●● tibial proudness.
Answer: 2.5-3.5mm recommended
●● goal for tibial slope.
Answer: 1-2 degrees LESS than native anatomical slope
●● resection depth formula.
Answer: poly size - proudness = resection depth
●● proudness.
Answer: top of implant to native bone surface
●● optimal tibial sizing.
Answer: 1. no overhang A/P or M/L
2.does not intrude on tibial eminence (ACL insertion)
, ●● optimal tibial positioning.
Answer: 1. align w/ native curvature
2. place on cortical rim
3. do not seat on osteophyte
●● medial tibial int/ext.
Answer: 5 degrees int - 5 degrees ext
(transverse view)
●● medial tibia var/val.
Answer: 0 - 1.5 degrees varus
(coronal view)
●● medial femur sizing constraints.
Answer: 1 up 1 down
●● medial femur flex/ext.
Answer: 5 degrees flexion - 5 degrees extension
(sagittal view)
●● T/F PKA allows for multiple plans saved in software.
Answer: true