Intro to Wheelchairs

Question 1

definition: refers to aids that help people recover their functioning after injury or illness

Answer 1

Rehab technology

Question 2

definition: may be as simple as a magnifying glass to improve vision or as complex as a digital communication system

Answer 2

assistive technologies

Question 3

definition: one ASIS is FWD

Answer 3

pelvic obliquity

Question 4

definition: scoliosis that goes to the right

Answer 4

dextroscoliosis

Question 5

definition: scoliosis that curves to the left

Answer 5

levoscoliosis

Question 6

What is the optimal seating position in a WC?

Answer 6

• pelvis 90-100 degrees (ASIS even and Anterior pelvic tilt)
• trunk support to natural curves
• Neutral ROT, ABD, and 90 degrees of LEs
• hips 90 degrees
• knees 90-105 degrees
• ankles 90 degrees
• shoulder FLX 30 degrees
• elbow FLX 60 degrees (slightly forward and forearms supported)
• head at midline with eyes forward

Question 7

What should you start with when customizing a WC?

Answer 7

optimal pelvic positioning and feet support

Question 8

Why does a patient use posterior pelvic tilt?

Answer 8

compensation for hamstring relief

Question 9

What is the K code for Standard WC?

Answer 9

K0001

Question 10

What is the K code for a hemi height WC?

Answer 10

K0002

Question 11

What is the K code for a lightweight WC?

Answer 11

K0003

Question 12

What is the K code for a high strength lightweight WC?

Answer 12

K0004

Question 13

What is the K code for an ultra lightweight multi-adjustable WC?

Answer 13

K0005

Question 14

What is the K code for a heavy duty WC?

Answer 14

K0006

Question 15

What is the K code for an extra heavy duty WC?

Answer 15

K0007

Question 16

What is the K code for a custom manual wheelchair?

Answer 16

K0008

Question 17

What is the K code for a manual tilt-in-space WC?

Answer 17

E1161

Question 18

What type of WC is generally reserved for temporary use?

Answer 18

K0001

Question 19

What is the normal weight of a K0001 and K0002 WC?

Answer 19

> 36 pounds

Question 20

Hemi height/K0002 WC have a (lower/higher) seat height due to stature. Why?

Answer 20

lower seat height –> enables the patient to place feet on the ground for propulsion

Question 21

What WC can be used if the patient has marginal propulsion skills?

Answer 21

K0003 (lightweight)

Question 22

What is the weight of a lightweight/K0003 WC?

Answer 22

34-36 pounds

Question 23

When is a K0004 indicated?

Answer 23

–> When the patient’s medical condition and the weight of the wheelchair affects the patient’s ability to self-propel during MRADL’s

–> Patient requires a seat width, depth, or height that cannot be accommodated in a standard, lightweight, or hemi height w/c

Question 24

What WC is good for a patient who propels with their feet and/or unilaterally?

Answer 24

K004 high strength lightweight WC

Question 25

An Invacare 9000 XT is an example of what kind of WC?

Answer 25

K0004

Question 26

What are the measurement parameters of an Invacare 9000 XT WC (K0004)?

Answer 26

Dual axel positions (ability to adjust seat height) width: 12-22 inches Depth: 16-18 inches Back height: 15-19 inches

Question 27

What is the weight of an Invacare 9000 XT WC (K0004)?

Answer 27

< 34 pounds

Question 28

What is the weight of a K0005 (ultra lightweight) WC?

Answer 28

< 30 pounds titanium: 20 pounds

Question 29

What are the 2 types of frames for a K0005 WC?

Answer 29

folding and rigid

Question 30

What are indications for a Ultra lightweight (K0005) WC?

Answer 30

--> Same conditions as with lightweight but cannot do activities in lightweight --> Medical condition and position of push rim is integral to the ability to self-propel --> Sufficient cognitive and physical ability -->Medical condition requires multi-adjustable features or dimensions that are not available in a less costly WC

Question 31

(Folding/Rigid) frames offer lighter weight and higher durability and performance

Answer 31

Rigid

Question 32

(true/false) Modifying the rear to seat floor height of a K0005 WC in relation to the front seat to floor height can assist with posture, balance, and positioning due to decreased trunk control.

Answer 32

true

Question 33

Rear wheel axels on a K0005 WC can be adjusted anteriorly to create what?

Answer 33

Increased ability to maneuver

Question 34

Rear wheel axels on a K0005 WC can be adjusted posteriorly to create what?

Answer 34

more stability

Question 35

What wheelchairs are made for those over 250 pounds?

Answer 35

K0006 and K0007

Question 36

When are Heavy duty (K0006) and Extra heavy duty (K0007) WC indicated?

Answer 36

When a patient's body measurements cannot be accommodated by standard sized wheelchairs

Question 37

What is the weight of a heavy duty WC (K0006)?

Answer 37

50 pounds

Question 38

What is the weight of an extra heavy duty WC (K0007)?

Answer 38

52-54 pounds

Question 39

When are E1161 wheelchairs indicated?

Answer 39

--> When the patient is dependent for transfers AND has a plan of care that addresses the medical need for frequent positioning changes --> patient needs a seating system in addition to the base of the WC

Question 40

What criteria does a patient need for a backup manual WC?

Answer 40

- meets criteria for a powered mobility device - meets the criteria for the rented or purchased back up manual wheelchair - is unable to complete MRADL’s w/o a backup manual w/c

Question 41

What are heel loops used for?

Answer 41

Preventing the patient's feet from sliding back under the chair

Question 42

What WC lock is preferable for clearing the buttocks?

Answer 42

Pull to lock

Question 43

What are the pros of foam cushions?

Answer 43

- inexpensive - lightweight - range of densities - holds shape (memory) - provides even support - can be cut to relieve sores - nothing to leak

Question 44

What are the pros of gel cushions?

Answer 44

- pressure distribution - comfortable

Question 45

What are the cons of gel cushions?

Answer 45

- heavy - leakage - less impact absorption

Question 46

What are pros of air flotation cushions?

Answer 46

- lightweight - even pressure distribution - will not bottom out if properly inflated - can be modified to relieve pressure sores - some models inflate to user's specific needs, - waterproof *Good for chronic users*

Question 47

What are cons of air flotation seat cushions?

Answer 47

- less stable - chance of leakage - high maintenance - proper training required

Question 48

What are the pros of a thermoplastic honeycomb cushion?

Answer 48

- very lightweight - low profile in appearance - distributes weight evenly - good support - absorbs shock - keeps skin cooler - no risk of leakage - machine washable/dryable

Question 49

What are the pros of a combination-jay cushion?

Answer 49

- low maintenance - adjustable - stable - assists with pelvic positioning - equal pressure distribution - can sit on without cover - washable

Question 50

What is a K-special back used for?

Answer 50

fixed thoracic kyphosis

Question 51

definition: support system with generic shaped curves that match general body shape.

Answer 51

contoured

Question 52

definition: generically contoured system with added components to provide more contact and pressure distribution. Pieces may include curved lateral pads, lateral hip guides.

Answer 52

aggressive contour

Question 53

definition: pieces that interface the seating system to the wheelchair

Answer 53

hardware