Wheelchair Seating

Question 1

Obliquity

Answer 1

One side is lower than the other

Common with UMN issues with spasticity or high tone

Can tell via the ischial tuberosity

Question 2

Rotation

Answer 2

One side is more forward than the other

Question 3

Tilt

Answer 3

Top of pelvis forward or backward

Anterior: Is common with Spina Bifida for stability.

Question 4

Windswept

Answer 4

All of these: Rotation, Tilt, Oblliquity

Question 5

When assessing someone for posture, look at the ____ and ____ to determine how to properly adjust someone.

Answer 5

Pelvis and Ribs

Question 6

Three points of contact to straighten someone out:

Answer 6

Hip, Rib, and Hip.

• Should leave about an inch below the axilla. (Two finger widths)
• Use large enough pads to distribute pressure evenly.
• If there is a lot of pressure at one point consider moving the pad.
• Applying a pad tighter to the body can sometimes result in less force which is good!

Question 7

In order to correct scoliosis in this example you would

Answer 7

Apply a pad on the middle left ribs and one the on the lower right ribs.

Question 8

Types of equipment options for wheelchair positioning

Answer 8

• Deep contour backrest
• Custom molded backs
• Tilt/Recline

Question 9

Recline vs Tilt Chair

Answer 9

Recline opens up the hip angle. (Almost no one rotates from recline alone).

Tilt: Whole seat tilts back, takes pressure off backside.

Question 10

Changing someones trunk posture for scoliosis a vest is used to…

Answer 10

Press on the bony process of the sternum

Question 11

Wheelchair Propulsion Techniques

Answer 11

Question 12

Fit and Support Considerations

Answer 12

Seat Width: Widest point to widest point; Make sure the tape is taught to get an accurate measurement.
Seath Length: Go as far back as the persons butt can go up to the back of the knee
Back Height: Height of the axilla
Back Width: Chest Width to best support the fit of the back
Shoulder Width: Helps in determining wheel angle

Question 13

Hip Width Measurement - APTA Exam Question

Answer 13

Take linear hip measurement and then add 2 inches for a coat

In reality would not work this way.

Question 14

Back Height Measurement - APTA Exam Question

Answer 14

Shoulder should be able to get to 90 degrees. Frees up the scapula; applies more toward an athlete in a wheelchair.

Question 15

The length from the axilla to the legs determines…

Answer 15

how fast someone can turn. The larger the distance the slower the turn. Figure skaters physics apply here with moment arms.

Question 16

The most perscibed wheelchair is ____

Answer 16

K0001-K0003

This would be recovering from an injury; shorter term.

Question 17

Titanium vs Aluminum for a wheelchair, what to choose?

Answer 17

Titanium and Aluminum weigh the same, Titanium allows for less load transmission making it more comfortable; kinda like springs on a car.

Question 18

____ and lower does not require extra specialized people, such as an assistive technology professional with training to do the measurement

Answer 18

K0004

Question 19

If you qualify for a wheelchair you also qualify for…

Answer 19

a seat and back!!!

Specificaly ask for general use back and cushion which will allow for increased comfort and more anatomical support.

Question 20

Target pressure based on capillary refill is

Answer 20

32 mmHg and less

More than this leads to occlusion and ischemia

Question 21

Off loading after 30 minutes of sitting on a wheelchair should be how long?

Answer 21

30-60 Seconds

Can do shifting side to side or wheelchair pushups.

Question 22

No more than ____ hours at a time should be spent in the wheelchair without a rest out of the chair.

Answer 22

2

Question 23

A ____ should be used for patients who do slideboard transfers.

Answer 23

push to lock

Question 24

Soft foam, gel and air work by

Answer 24

increase the surface area by wrapping around and decreases the force

Question 25

Air cushion guidelines

Answer 25

• Correct size to fit the chair or patient
• Do not overinflate
• Check weekly
• ½ inch of air under the ischial tuberosities no more no less.

Rojo, Java Cushion Bands

Put hand underneath cushion and feel for 1/2 inch air under cushion.