Engineering - joints Flashcards
1
Q
what are the reasons for a joint replacement
A
arthritis
osteonecrosis
congenital defects
cancers
2
Q
how is cement used in fixation of hips and knees
A
cement is impressed onto the foamy area of the bone and then binds the implant
3
Q
what is used in cementless fixation of hips and knees
A
porous coating
4
Q
what is the difference between prosthesis and orthosis
A
prosthesis - replace missing body part
orthosis - modify structure/function of neuromuscular/skeletal system, usually external
