Page 8 - Performance Health 2017 Seating And Positioning eCatalog
P. 8

Manual Wheelchair Measurement Guide
                                         
                                                                                              
C
B – Chest Width
C – Chest Depth
D – Hip Width
F – Seat To Top of Head G – Seat To Occiput
H – Seat To Top of Shoulder
J – Seat To Inf. Angle of Scapula K – Seat To Elbow
L – Seat To Iliac Crest
M – Sacrum To Popliteal Fossa N – Knee To Heel
O – Foot Length
F
G
J
H
L
K
N
M
B
D O
To obtain the correct footrest and seat height adjustment, these must be evaluated together. Leg length measurement is taken from the                                     worn within the wheelchair, or from                                                                                                           the knee. Typically two (2) inches are                                   the seat height measurement.
• The correct adjustments result in a clearance of at least one and a half (11⁄2) inches for safety between the                           
• If a wheelchair cushion is to be used, this must be considered when measuring for seat height and footrest adjustment.
1. The seat width should be at least 1" and no more than 2" wider than the                                   hips or thighs. This may be adjusted                                     preferences.
2. To ensure comfort and adequate mobility with lower extremity self- propulsion, the seat depth should be two (2) inches shorter than the length                                    
in a measurement of two (2) inches between the front of the seat and the back of the bent knee.
3.
4.
5.
The armrest height should be approx. 1 inch more than the distance from                                                                       to allow adequate support and                                   while the arm is upon the armrest.
The height of the standard (mid- height) seat back should stop just distal to the apex of the scapula, thus allowing full extension of the shoulder and free movement at the scapula to ensure adequate self-propulsion.
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