supramalleolar/biomech/etc Flashcards
1
Q
What is the anatomic axis of tibia and what is the use for it
A
line that bisects the medullary canal;
helps determine entry point for tibial medullary guide rod
tibia medullary guide runs parallel to it
2
Q
What does the Mechanical axis of tibia measure
A
line from the center of proximal tibial to center of talus
3
Q
if there is a tibia deformity and mechanical and anatomic axis are not the same, then proximal tibia should be cut perpendicular to what axis ****
A
mechanical axis: therefore an extramedullary tibial must be used
