hip disarticulation and hemipelvectomy

Question 1

full socket c ant opening

Answer 1

encompasses the stump tissue and the large part of the sound side

suspension on the sound side often have to be flexible so the patient can get in or out

Question 2

full socket c lat opening

Answer 2

same to ant but easier to wear

better stab since opening is at side

Question 3

full socket c lat opening and AP adjustment

Answer 3

same as lat but teardrop shape on lat side

has straps for AP adjustment

Question 4

diagonal socket c lat opening

Answer 4

for pt c firm and non fatty stumps

excellent adjustment

easier to make

AP stab not as good as full

Question 5

total tissue contact suspension

Answer 5

iliac crrest

can have shoulder strap

Question 6

shoulder strap suspension

Answer 6

strap and pelvic band supports socket

can add undue pressure on shoulder

Question 7

discuss hip joint

Answer 7

to have shorter leg polycentric or 4 bar hip joint is used
- ant to socket
- poly: hip stable at heel contact

shorter when flexed so better clearance during gait