Prosthetics

Question 1

Immediate postoperative prothesis

Answer 1

Rigid

Question 2

Shrinker, elastic bandange

Answer 2

Soft

Question 3

Allows early ambulation, improves outcomes, reduces falls

Answer 3

IPOP

Question 4

Reduce edema, allows for early ambulation

Answer 4

Semi-Rigid

Question 5

Reduces edema, inexpensive, allows ROM

Answer 5

Soft

Question 6

Post-op exercise

Answer 6

ROM to prevent contractures, prone positioning every 3-4 hours, elevation of residual limb

Question 7

Bears most weight on the heel, aid late stance

Answer 7

Transmetatarsal amputation

Question 8

No moving parts, simulates PF, wooden heel

Answer 8

SACH

Question 9

Allows only PF/DF

Answer 9

Single Axis

Question 10

Used for Transtibial amputations, total contact, non weight bearing on crest of tibia

Answer 10

Patellar Tendon Bearing Socket

Question 11

Stump socks are used an an interface between socket and skin

Answer 11

Hard Socket

Question 12

Apply forces over the entire residual limb, uses a liner

Answer 12

Total surface bearing socket

Question 13

High amount of pressure in the popliteal space, made of leather

Answer 13

Supracondylar Cuff

Question 14

Used with patella tendon bearing prosthesis, no straps needed, self-suspending

Answer 14

Medial wedge

Question 15

Used with instability of the knee and uses hinges for support

Answer 15

Thigh corset and knee hinges

Question 16

Allows no swing-phase flexion, allows amputee to bend knee while sitting

Answer 16

Manually locking knee

Question 17

Constant friction, most basic design,

Answer 17

Single Axis

Question 18

Appropriate for limited ambulators

Answer 18

Stance control, friction brake

Question 19

Partially encapsulates the top of the ischium within the socket walls, improves stability

Answer 19

Ischial Containment

Question 20

Total contact, socket alligned in a few degrees of adduction and flexion

Answer 20

Quad fitting

Question 21

Most secure TF suspension

Answer 21

Vacuum

Question 22

Adjustable and able to accommodate volume changes

Answer 22

Strap

Question 23

Prosthetic causes of excessive knee flexion

Answer 23

High shoe heel, insufficiency Pf, stiff heel cushion, socket too far anterior

Question 24

Anatomic causes of excessive knee flexion

Answer 24

Flexion contracture, weak quads

Question 25

Prosthetic causes of insufficient knee flexion

Answer 25

Low shoe heel, excessive PF, socket too far posterior,

Question 26

Anatomical causes of insufficient knee flexion

Answer 26

Extensor spasticity, weak quadriceps

Question 27

Cause of lateral thrust in midstance

Answer 27

Excessive foot inset

Question 28

Cause of medial thrust in mistance

Answer 28

Excessive foot outset

Question 29

Prosthetic cause of early knee flexion

Answer 29

High shoe heel, insufficient PF, socket too far anterior

Question 30

Anatomic causes of early knee flexion

Answer 30

Flexion contracture

Question 31

Prosthetic causes of delayed knee flexion

Answer 31

Low shoe heel, excessive PF, socket too far posterior

Question 32

Anatomical causes of delayed knee flexion

Answer 32

Extensor spasticity

Question 33

Prosthetic cause of abduction

Answer 33

Long prosthesis, abducted hip joint, sharp or high medial wall

Question 34

Anatomical causes of abduction

Answer 34

Abduction contracture, weak abductors

Question 35

Prosthetic causes of circumduction

Answer 35

Long prosthesis, loose friction, PF

Question 36

Anatomical causes of circumduction

Answer 36

Abduction contracture, poor knee control

Question 37

Prosthetic cause of lateral bend

Answer 37

Short prosthesis, sharp medial wall

Question 38

Anatomical causes of lateral bend

Answer 38

Abduction contracture, hip pain, instability

Question 39

Prosthetic causes of forward flexion

Answer 39

Unstable knee unit, short walker

Question 40

Prosthetic causes of lordosis

Answer 40

Inadequate socket flexion

Question 41

Anatomical causes of lordodis

Answer 41

Hip flexion contracture, weak extensor

Question 42

High heel rise

Answer 42

Inadequate friction, slack extension aid

Question 43

Terminal Impact

Answer 43

Inadequate flexion, forceful hip extension

Question 44

Uneven Step Length

Answer 44

Uncomfortable socket, hip flexion contracture, instability