WHEELCHAIR

Question 1

parts of the wheelchair

Answer 1

• push handle
• backrest
• arm rest
• push ring
• wheel
• break
• seat & cushion
• frame
• rear wheel
• anti-tip bar
• castor wheels
• footplate and legrest

Question 2

standard seat on w/c

Answer 2

sling seat

Question 3

disadvantage of sling seat

Answer 3

hips tend to slide forward

Question 4

seat that creates stable and firm surface, improves pelvic position, and reduce tendency of pt sliding forward

Answer 4

insert/contour seats

Question 5

most common seat cushion

Answer 5

pressure-relieving foam

Question 6

heaviest and efficient cushion but requires high maintenance

Answer 6

pressure-relieving gel

Question 7

pressure-relief push ups are required every

Answer 7

15-20 mins

Question 8

function of seat cushion

Answer 8

distribute WB pressures

Question 9

light but expensive & high maintenance type of seat cushion

Answer 9

pressure-relieving air cushion

Question 10

result of a high backrest

Answer 10

poor trunk stability

Question 11

backrest that improves trunk extension & over-all alignment

Answer 11

insert/contour backs

Question 12

backrest in a standard w/c

Answer 12

mid backrest

Question 13

this improves trunk alignment, especially for pts c scoliosis

Answer 13

lateral trunk support

Question 14

types of arm rest in w/c

Answer 14

• full length/desk length
• fixed/adjustable height
• removable/wrap around
• UE support surface

Question 15

what does removable arm rests accomodate

Answer 15

bed <-> w/c transfers

Question 16

adjustable arm rests accommodate ____

Answer 16

STS transfers

Question 17

type of leg rests usually used for pts c LE edema

Answer 17

elevating leg rests

Question 18

standard leg rests on a w/c are

Answer 18

fixed

Question 19

swing-away leg rests help in

Answer 19

transfers

Question 20

these prevents posterior sliding of the foot

Answer 20

heel loops

Question 21

these stabilize feet on footplates

Answer 21

straps

Question 22

these provide a resting base for the feet

Answer 22

footplates

Question 23

this type of frame promotes mobility, as well as ease in transport and storage

Answer 23

folding type

Question 24

this type of frame promotes stability, inc stroke efficiency, & inc distance/stroke

Answer 24

rigid type

Question 25

type of w/c frame that is made from titanium and used in sports

Answer 25

light-weight

Question 26

this requires good UE strength

Answer 26

heavy duty

Question 27

these facilitate propulsion in pts c poor hand grips

Answer 27

projection rims

Question 28

this drive wheel type increases hand grip of the pt

Answer 28

friction rim/leather gloves

Question 29

these connect the center of the wheel to the rim

Answer 29

spokes

Question 30

caster wheels are ___ that are ___ in diameter

Answer 30

small front wheels; 8inches

Question 31

type of tires that are durable and low maintenance

Answer 31

standard hard rubber tires

Question 32

type of tires that provide smoother ride and inc shock absorption

Answer 32

pneumatic tires

Question 33

pelvic positioner/seat belts should

Answer 33

grasp the pelvis at a 45 degree angle to the seat

Question 34

this attachment maintains alignment; adductor pommel, and prevents adductor spasticity

Answer 34

seat positioners

Question 35

this attachment adds lateral trunk support

Answer 35

seat back positioner

Question 36

posterior extensions attached to lower horizontal support

Answer 36

anti-tipping device

Question 37

mechanical break that allows the w/c to move forward but not backward

Answer 37

hill-holder device

Question 38

hill-holder devices are useful for

Answer 38

pts who are not able to ascend a long ramp/hill

Question 39

w/c indicated for pts who are unable to maintain an upright posture independently

Answer 39

reclining w/c

Question 40

w/c wherein the entire seat and back tipped backwards

Answer 40

tilt-in space w/c

Question 41

tilt in space w/c are indicated for

Answer 41

pts c extensor spasticity

Question 42

one arm drive is not recommended for

Answer 42

pts c spatial deficits

Question 43

w/c designed to be low to the ground

Answer 43

hemiplegic chair

Question 44

w/c that is modified by placing the drive wheels posterior to the vertical back supports (~2in backwards)

Answer 44

amputee chair

Question 45

properties of bariatric w/c

Answer 45

- heavy-duty, extra wide w/c designed for obese pts - rear axle is displaced forward to allow more efficient arm push - hard tires - adjustable backrest to accommodate excessive posterior bulk - reclining to accommodate excessive anterior bulk

Question 46

w/c c oblique wheels to inc stroke efficiency

Answer 46

sports w/c

Question 47

how to measure seat width

Answer 47

widest part of hip + 2 inches

Question 48

how to measure seat depth

Answer 48

posterior buttock -> popliteal fossa minus 2-3 inches

Question 49

how to measure leg length

Answer 49

from the bottom of the shoe -> popliteal fossa

Question 50

how to measure seat height

Answer 50

floor to lowest point of foot plate + 2 inches

Question 51

how to measure arm rest height

Answer 51

seat -> elbow (flexed at 90 degrees c shoulder in neutral) + 1 inch

Question 52

how to measure back height (give the standard, low, and high)

Answer 52

seat to lower angle of scapula - standard = mid scapula - low = below inferior angle of scapula - high = above superior angle * if c cushion, measure from the cushion

Question 53

potential adverse effects of improper seat height

Answer 53

- insufficient trunk support - diff in positioning knees under a table - diff propelling the w/c - poor posture c forearms on armrests - improper wt distribution while seated - diff c standing/lateral transfers - risk of footplates contacting objects on the floor

Question 54

potential adverse effects of improper leg length

Answer 54

- uneven wt distribution - risk of hip/back pain - diff c propulsion and maneuvering

Question 55

potential adverse effects of improper seat depth

Answer 55

- pressure sores/discomfort from inadequate support - risk of sliding forward/backward - poor posture & alignment

Question 56

potential adverse effects of improper seat width

Answer 56

- restricted blood flow - nerve compression - risk for pressure ulcers - discomfort & pain

Question 57

potential adverse effects of improper back height

Answer 57

- lack of support for the spine - risk of slouching or poor posture - inc risk of back pain

Question 58

potential adverse effects of improper armrest height

Answer 58

- shoulder strain/discomfort - limited arm support - diff c reaching/propelling the w/c

Question 59

potential adverse effects of improper footrest height

Answer 59

- risk of foot drop/circulation issues - discomfort/pressure on the legs - diff c transfers/stability

Question 60

potential adverse effects of improper overall fit

Answer 60

- inc risk of falls or accidents - risk of MSK issues - impaired mobility & function