Quick Reference
J3 Back Guide
OVERVIEW
STEP 1 Contour Depth
STEP 2 Level of Support
STEP 3 Back Support Height
STEP 4 Backrest Width
STEP 5 Mounting Hardware
For a custom-fit J3 Backrest, follow this
5-Step Guide to determine your
J3 Smart Part Number.
To order a J3 Carbon Fiber Back, begin with “J3CF”.
J3
-
-
-
-
-
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
The part number that is generated over the next several pages is for illustrative purposes. Actual part numbers may vary.
Please reference the J3 Back and J3 Carbon Fiber Back order forms on www.SunriseMedical.com for a full list of options and availability.
1
STEP 1
Contour
Depth
Backrests shown
from side view.
x
2
Posterior Lateral
(PL)
Posterior
(PA)
6”
Posterior
Deep Lateral
(PDL)
3”
2.2”
6”
Posterior
Deep Contour
(PDC)
6”
Posterior
Deep
(PD)
Step 1 will determine Contour Depth.
How much lateral support is needed: Posterior,
Posterior Lateral, Posterior Deep Lateral,
Posterior Deep Contour, or Posterior Deep?
J3
PA
-
-
-
-
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
* Use “J3CF” for J3 Carbon Fiber Back.
3
STEP 2
Each individual, depending on
their functional needs and level
of trunk stability, requires a
different level of support.
Level of Support
Shoulder Height (SH)
x
Upper Thoracic (UT)
Mid Thoracic (MT)
Lower Thoracic (LT)
4
Step 2 will determine Level of Support.
Choose from Lower Thoracic up to
Shoulder Height.
J3
PA
UT
-
-
-
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
* Use “J3CF” for J3 Carbon Fiber Back.
5
STEP 3
Back Support
Height
Short (S)
6
Within each level of support (Step 2), we offer short,
medium, and tall height options to accommodate
differences in the user’s torso height.
x
Medium (M)
Tall (T)
In Step 2 the user’s Level of Support is chosen.
Each of these support levels are offered in three
Back Support Heights: Short, Medium, or Tall (Step 3).
J3
PA
UT
M
-
-
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
* Use “J3CF” for J3 Carbon Fiber Back.
7
STEP 4
Backrest Width
Width
Chair Back
Cane Width
Based on outside
back cane to
outside back cane.
Posterior (PA)
Posterior Lateral (PL)
Posterior Deep Lateral (PDL)
Posterior Deep Contour (PDC)
& Posterior Deep (PD)
12 14 16 18 20 22 24 26 12 14
16 18 20
14
16
18
20
12 14 16 18 20 22 24 26 12 14
to to to to to to to to to to
14 16 18 20 22 24 26 28 14 16
16 18 20
to to to
18 20 22
14
to
16
16
to
18
18
to
20
20
to
22
11 13 15 17 19 21 23 25 9.5 11.5 13.5 15.5 17.5 11
13
15
17
Trunk Width
Measure the widest
part of the trunk
supported by the
back.
8
Step 4 will determine the Backrest Width.
Measure the widest part of the trunk covered by the
back. Reference the chart to the left to select which
width works best for the user.
J3
PA
UT
M
18
-
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
* Use “J3CF” for J3 Carbon Fiber Back.
9
STEP 5
Mounting
Hardware
SH
2-point, quick-release hardware that
offers 2.25”of depth adjustment and
+/– 20° of back angle adjustment.
RH
2-point, quick-release hardware that is
optimized for use with an ultra
lightweight wheelchair, weighs 25% less
than SH hardware, and offers 1.75” of
depth adjustment and +/– 10° of back
angle adjustment.
TH
2-point, quick-release hardware that is
optimized for use with a tilt-in-space
wheelchair, includes a lengthened
bracket and attachment pin to
accommodate up to 500 lbs, and offers
2.25” of depth adjustment and +/– 20°
of back angle adjustment.
4-Point
Increased stability supports more
force, 500 lb. weight capacity
with hardware and over 22” wide shells.
10
In Step 5 we’ll select our mounting hardware.
RH hardware available on LT support levels.
TH and 4 point hardware available on MT, UT, and SH support levels.
J3
PA
UT
M
18
SH
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
* Use “J3CF” for J3 Carbon Fiber Back.
11
RECAP
Example Smart
Part Number
12
Example Smart Part Number:
J3PAUTM18SH
STEP 1
J3
PA
STEP 2
UT
STEP 3
M
STEP 4
18
STEP 5
SH
J3 Back
Posterior support, meets 25mm posterior
contour.
Designed for supporting the back through
the upper thoracic spine.
Medium height back in the upper thoracic
support position.
Designed to fit wheelchairs 18-20 inches in
width.
SH attaching hardware.
Let’s Recap how we obtained our
J3 Smart Part Number.
This part number is for illustrative purposes.
Actual part numbers may vary.
J3
PA
UT
M
18
SH
J3 Part
Numbers
begin with
“J3”*
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
* Use “J3CF” for J3 Carbon Fiber Back.
13
ACCESSORIES
Spine-Align Kits
Spine-Align Mini Kit1
Spine-Align Mini Kit II
14
Spine-Align Components
Small Lumbar
Large Lumbar
Curved Shim
Flat Shim
Lateral Shim
Small Bean Bag
The components slip between
the shell and the cover. It is
not necessary to open the
foam cover.
Posterior/
Lateral Pelvic
Wedge
Large Bean Bag
15
ACCESSORIES
Headrest Pads
PLUSH
Contour
Cradle
C-PLUSH
Heads Up
Adjust-aPLUSH
Headrest Mounting Hardware
Cobra Mount
16
Cobra FB Mount
ONYX Mount
AXYS Mount
LINX Mount
Laterals
Fixed Lateral
Angle adjustable
Swing-Away Laterals
Chest Strap Harness
Contour Style
Classic Style
CradleU Lateral
Vanity Flap
Center Opening
with Buckle
17
For more information, please call 1-800-333-4000
Sunrise Medical and JAY® are trademarks of Sunrise Medical.
800-333-4000 Canada 800-263-3390
www.SunriseMedical.com
© 10.2015 Sunrise Medical (US) LLC
MK-100153 Rev. B
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