FITTING INSTRUCTIONS
It is best to carry out your JAS therapy session in a
comfortably seated position. The device can rest on or
beside your lap. You should not be up walking during a
JAS treatment session.
STEP 1:
ADJUST FOREARM LENGTH (If Necessary)
This is a one-time adjustment and should be done
NOTE:
at initial JAS fitting by your therapist or JAS representative.
Align Ulna Styloid with gear
• Place arm in device. Be sure to place elbow firmly back
and down in device, like a heel in a boot.
• Lower hand fully down, to fit between the two hand
plates.
• Assure that the ulna styloid is aligned with the gear.
If bicep cuff needs to be adjusted up or down for
NOTE:
comfort, loosen the knob and reposition it.
Length Adjustment Knob
• If length adjustment is necessary, remove arm from
device, loosen the length adjustment knob, slide bicep
cuff assembly forward or back to correct position and
retighten knob.
SUGGESTION:
Use a permanent marker to mark the location
of the bicep cuff strut, to be sure of the correct position in
the event it is moved.
PRONATION / SUPINATION
Bicep
Adjustment
Knob
STEP 2:
ADJUST HAND SUPPORT HEIGHT (If Necessary)
• With arm in device, assure that forearm is parallel to the
horizontal strut below it (wrist should be at approximately
same height as the elbow).
• If height adjustment is necessary, loosen knob below
hand support assembly, adjust assembly up or down,
and retighten knob.
STEP 3:
SECURE ALL STRAPS
• Fasten velcro straps of bicep cuff so that cuff fits
comfortably snug.
• Fasten velcro straps across wrist and palm so that the
hand is snug in hand support.
IMPORTANT:
Be sure to pull straps to take up slack through
slits on bottom of hand support so the hand plates are
evenly snug across wrist.
• Begin treatment protocol by rotating therapy knob as
outlined on next page.
Therapy Knob
Prosup-ez Rev 09/10