Set 5 BKA Gait

Question 2

delayed, abrupt, and limited knee flexion after heel strike

Answer 2

Cause: heel edge is too soft, foot is too far anteriorSolution: stiffen heel wedge; move foot posterior

Question 3

Extended knee throughout stance phase

Answer 3

Cause: excessive PF, foot too anteriorSolution: DF foot, move foot posterior

Question 4

toe says off floor after heel contact

Answer 4

heel wedge is too stiff, foot is too anterior; too much DFSolution:soften heel edge, move foot posterior; PF foot

Question 5

hill climbing sensation towards end of stance phase

Answer 5

Cause: foot is too far anterior; too much PFSolution: move foot posterior, DF foot

Question 6

high pressure against patella throughout most of stance phase; hell is off the floor when pt stands

Answer 6

Cause: foot is too plantarflexedSolution: DF foot

Question 7

knee too forcefully and rapidly flexed after hell strike; heel pressure against anterior-distal tibia at hell strike and/or prolonged discomfort at this point

Answer 7

Cause: heel wedge is too stiff; foot is too far posterior; foot is too dorsiflexedSolution: soften heel; move foot anterior

Question 8

hips level, but prosthesis seems short

Answer 8

Cause: foot is too far posterior; foot is too DFSolution: move foot anterior; PF foot

Question 9

drop off end of stance phase

Answer 9

Cause: foot is too far posteriorSolution:move foot anterior

Question 10

toe off floor as patient stands or knee flexed too much

Answer 10

Cause: foot is too DFSolution: PF foot

Question 11

knee moves ‘in’ knock=kneed” during stance phase, excessive pressure on distal-medial limb and proximal-lateral surface of knee

Answer 11

Cause: foot is too outsetSolution: inset foot

Question 12

knee moves “out” excessively during stance phase ( a varus movement at the knee should occur in stance phase but never b e excessive); the distal-lateral residual limb is painful

Answer 12

CAuse: medial lateral dimension of socket is too large; foot is too insetSolution: fit of socket should be checked; outset foot