Amputation Flashcards
what are some advantages of a hard socket?
What about disadvantages?
easy to clean, durable, can provide intimate fit and enhance function
can not accomodate for swelling.
what is the alternative to a hard socket?
flexible socket in a rigid frame
give an example of a trans-tibial socket
patellar tendon bearing socket
what are the two common types of transfemoral sockets?
quadrilateral socket - skinny AP direction, sit bone on brim of socket
ischial-ramal containment socket - skinny ML direction, ischium sits inside socket
what are three functions of prosthetic socks/liners?
accomodate changes in limb size
wick moisture
cushion forces
what is the main disadvantage to a silesian belt?
To a pelvic belt with hip joint?
what is the most common form of suspension for LE amputees?
limb can rotate in socket with vigorous walking
Pelvic belts can limit mvt in frontal plane
pin and lock (shuttle lock)
what do mechanical knees need to find a balance between?
mobility and stability
when the TKA line falls in front of the ankle, what does this imply?
the knee is more stable, but it is more difficult to bend the knee during terminal stance and swing
what is the number one cause of amputations?
dysvascular disease - LE 11X more likely than UE
what does the classic “intrinsic minus” foot look like?
cocked up toes
high arch
visible metatarsals dorsally
prominent extensor tendons
what will someone with charcot’s arthropathy present with?
sudden swelling of foot but no open wound
what kind of contracture is likely with transtibial amputation? and for transfemoral?
knee flexor - remember not to put towel under knee in supine
hip flexor - prone towel under residual limb
what is very useful for training hip extension, abduction and adduction for transfemoral amputees?
a stool and a towel - modified bridges
