Gap Balancing COPY

Question 1

Tight in Extension & OK in Flexion

Answer 1

Resect additional distal femoral bone and move the femoral component proximally.

Question 2

Tight in Flexion and OK Extension

Answer 2

1. Use an offset stem to move the femoral component anteriorly.
2. Use a smaller femoral component
3. Use a distal femoral augment to move the femoral component distally and use a thinner polyethylene articular surface.

Question 3

OK in Extension and Loose in Flexion

Answer 3

1. Use an offset stem to move the femoral component posteriorly. Use posterior femoral augments.
2. Resect additional distal femoral bone and use a thicker polyethylene articular surface.
3. Use a larger femoral component.Use posterior femoral augments.

Question 4

Loose in Extension and TIght in Flexion

Answer 4

1. Resect additional distal femoral bone and use an offset stem to move the femoral component posteriorly.Use posterior femoral augments.
2. Resect additional distal femoral bone and use a thicker polyethylene articular surface.
3. Resect additional distal femoral bone and use a larger femoral component. Use posterior femoral augments.

Question 5

Ok in Flexion and Loose in Extension

Answer 5

Use a distal femoral augment.

Question 6

Tight in Flexion and Tight in Extension

Answer 6

Use a thinner Poly or Rescet More Tibia

Question 7

Loose in Extension and Loose in Flexion

Answer 7

• Use a thicker polyethylene articular surface.