V-Trak Backrest User Manual Download

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User manual, installation and adjustment instructions for V-

Trak

Backrest Systems

Contents:

Safety & maintenance

Page

Safety and transportation

Overview

Removal and replacement

Warranty

Maintenance and cleaning

Installation

Installing Mounting Blocks

7-9

Assembling the Central Mount and Arms

Installing the Central Mounting Assembly

Assembling backrest segments

Installing the backrest

Backrest shaping adjustments

Adjusting the backrest shape – Comfort

Adjusting the backrest shape – V-Trak range

15-16

Adjusting the backrest shape – V-Trak segmented backrests

Positional adjustments

V-Trak Lite Hardware

18-20

Height

Backrest angle - Seat depth

22-23

Asymmetrical positioning

Backrest loading

High body mass, high tone, tilt-in-space & recline

24-25

Loading guidelines

26-27

Tissue viability and pressure sores

Security

Safety checklist

28-29

Applications

Selecting a system

30-31

Installation summary

Summary of Contents for Backrest

Page 1: ......

Page 2: ...t segments 12 Installing the backrest 13 Backrest shaping adjustments Adjusting the backrest shape Comfort 14 Adjusting the backrest shape V Trak range 15 16 Adjusting the backrest shape V Trak segmen...

Page 3: ...ilities such as recline and tilt in space will increase the loading of the backrest and accessories This may require additional hardware and strengthening accessories available from your distributor R...

Page 4: ...ries and with third party accessories Axxis and Comfort backrest ranges are available in a range of popular sizes as complete boxed systems These contain the backrest and all the necessary mounting ha...

Page 5: ...1 Ensure both Locking Levers are in the Unlocked position 2 With both hands under the outer ends of the V Trak Arms lower the system evenly into the Mounting Blocks on the wheelchair 3 When the Pins...

Page 6: ...e use Unauthorised alterations or adjustments Damage or deterioration due to failure to maintain the product as directed Maintenance cleaning When the installation is complete remember to check that 1...

Page 7: ...s for standard mounting blocks 1 Remove the canvas backrest from the wheelchair according to the manufacturer s recommended procedures 2 Remove the Mounting Blocks from their packing and dismantle 3 U...

Page 8: ...s ensure the Clamping Screws are on the outside and therefore accessible for final adjustment and tightening Observe the correct position for any spacers which must not be in contact with the tighteni...

Page 9: ...TI Mini mount the blocks in a parallel configuration to the front or rear of the uprights as shown in Figures 8 9 4 If V Trak Thoracic Supports are to be fitted in the NETTI Mini the forward position...

Page 10: ...entral Mount CMU attach the Arms to the Central Mount as illustrated Remember to use the washers and Locking Nuts in the manner illustrated 3 Set to the dimensions required for the host wheelchair 4 E...

Page 11: ...um height for the backrest Ensure that the screw holes are to the outside of the wheelchair and accessible for final positioning Do not over tighten at this stage Allow the Mounting Block to rotate un...

Page 12: ...desired position 7 Lock the hinge by tightening both screws with the 10mm wrench Note The hinge must be adjusted to achieve equal overlap dimension A in Figure 16 Figure 14a Figure 15 Figure 16 A A A...

Page 13: ...sembly along the track to the guide position just above the halfway point of the track Secure in position by tightening the Height Setting Screws Lower the backrest assembly into position so that the...

Page 14: ...guide the top strap will be at the lower part of the thoracic curve The second strap will be near the top of the lumbar curve the third strap will be at the bottom of the lumbar curve and the top of...

Page 15: ...te fine and precise adjustments The additional adjustment zones are two pairs of adjustable wings two at thoracic level numbers 2 3 and two at pelvic level numbers 4 5 Figure 25 shows the client s rig...

Page 16: ...djustments should be undertaken in reasonable ambient temperatures Figure 27 All Axxis one piece and segmented backrests and segments up to 50cm 20 wide Use a 4mm Hex Key Wrench to adjust from the inn...

Page 17: ...ne profiles Use the unique V Trak hardware to allow separate positioning of upper and lower segments for complex requirements such as severe Scoliosis or Hyper Lordosis Use the integral lateral suppor...

Page 18: ...from the mounting blocks 2 Remove the protective End Cap from one end of the Mounting Track 3 3 Slacken the Centre Clamp Fixing Screws to allow the Track Slider to mount onto the backrest track 4 Inse...

Page 19: ...ing Levers 6 Tighten the Mounting Block Screws 7 Check for easy removal replacement of the backrest and adjust if necessary Backrest Rotation Offset 1 Proceed as for seat depth adjustment but rotate M...

Page 20: ...ion 2 With a hand under each side of the hardware lift evenly upwards and clear of the Mounting Blocks Replacing the Backrest 1 Ensure both Locking Levers are in the Unlocked position 2 With a hand un...

Page 21: ...Height Setting Screws A in Figure 31 Move the backrest up or down to the new position and re tighten the height setting screws A If this adjustment materially alters the pivot position it may be neces...

Page 22: ...ed position so they can rotate freely within the Mounting Blocks The seat depth can be reduced Figure 35 by rotating the Mounting Blocks so that they move from the standard position at an angle behind...

Page 23: ...cure the final position The seat depth can be increased Figure 37 by rotating the Mounting Blocks so that they move from the standard position at an angle behind the back canes until they are at the m...

Page 24: ...e secondary arm are available to accommodate different backrest positions and may be used at the top or bottom of the backrest A typical two arm installation on a two segment backrest with a joining h...

Page 25: ...he backrest to eliminate rearward flexing Locate the Anchor Loop inside the segmented backrest cover at each side and pull through the overlapping covers to expose the whole loop Backrest shells can b...

Page 26: ...xtension with precautionary raising of the pivot point to its optimal or highest position to resist rotational forces inverted Central Mount Maximum User Weight 140Kg Category 1 One piece backrest usi...

Page 27: ...haping and positioning please refer to the Application Chart on pages 26 27 the Assessment Manual and the Help Manual Tissue viability and pressure sores In order to ensure maximum resistance to rotat...

Page 28: ...ews D as required 4 Release the Arm Pivot Screws E and Locking Levers F to allow the system to rest firmly against the Locking Cams or Locking Screws A D Follow the instructions below to ensure the se...

Page 29: ...Manual to the User or Carer 13 Draw their attention to the Safety Notices on page 3 in this User Manual and the Cleaning and Maintenance section on Page 6 9 Insert a Track End Cap J at open track end...

Page 30: ...Choosing a backrest system...

Page 31: ...Choosing a backrest system continued...

Page 32: ...o ______________________________________ Date ______________________________________ Installer ______________________________________ Therapist if different from above ________________________________...

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