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General
intermediate
X-Type

Prosthetic Limb Components - Socket, Knee Unit, Foot

Prosthetics and Amputations

A 58-year-old man with diabetes underwent right transtibial amputation 8 weeks ago for non-healing foot ulcer with osteomyelitis. His wound has healed well and he is being fitted for his first definitive prosthesis. He is a community ambulator (K2 level) who wishes to walk around his house and local shops. The prosthetist discusses socket design options with the rehabilitation team. Regarding transtibial socket design:

Mark each as TRUE or FALSE

A

The patellar tendon bearing (PTB) socket distributes weight primarily through pressure-tolerant area...

B

Total surface bearing (TSB) sockets distribute load evenly across the entire residual limb surface u...

C

The tibial crest and fibular head are ideal weight-bearing areas in transtibial prosthetic sockets; ...

D

Suspension options for transtibial prostheses include: supracondylar cuff or strap, sleeve suspensio...

E

Socket fit problems manifest as: pistoning (inadequate suspension), skin breakdown (excessive pressu...

Answer the questions to see explanations

Click T (True) or F (False) for each option