TEAM WORK!TEAM WORK! Student- strengths & obstacles

Teacher– ed skills/goals

Therapists – language, positioning & movement abilities

Parents – all of the above!

Direct Select - ideal(finger isolation!)

External Supports/Modifications-Size and positioning of buttons-Positioning of device- flat versus vertical-Size of device –range of reach/visual

scanning-Keyguard –size of holes

www.turningpoint.com

-Arm Support- table, arm rest, mobile support-Control panel or touch screen modifications -activate on release or after designated time

Pointers - hand held, head pointer, mouth stick, fixed in splints

Click linkhttp://www.youtube.com/watch?v=Rz2HpGC9vbw

to see how direct one can be with a head pointer!

Layered Selectionse.g., alphabet broken up into 3 folders

zoom feature - Dynavox Comunication System–– two activations First touch magnifies area touched Second touch selects

Mouse -PROS

–fast, cheap and universal design-CONS

-If using laptop or aac device– always need a surface to mouse on

Head Mouse Trackball Touch pad-integrate w/power Joystick-integrate w/power chair joy Palm mouse Arrow keys Intellikeys Foot mouse Scanning Mouse Eye gaze Tongue Touch

Can size of keyboard be modified- windows7! Can font color/size be modified Word Prediction – windows7! Text to Speech Can custom keyboards be made Position docked/floating Access method adjustments

Scanning, Cursor size, ‘wobble’, dwell Letter prediction-scanning support Dictionary Size Learning Ability

Windows 7! Reach –ahf-net.com WIVIK – wivik.com Screen Doors 2000

www.madentec.com Onscreen – IMG Keystrokes (mac) ClickNType (free) EZ Keys Softype GUS

TRY EVERYWHERE! Head, cheek, elbow, knee, foot, hand etc…-decreased head control? SO WHAT! Give them a reason to keep their head up!

-Initially, activate a switch to make something happenCause/effecte.g., switchesActivate a toy,video or music

Switch Type Considerations Consistency of switch response pressure required Inadvertent activation sensory feedback

(auditory, texture, vibration)

Plate/textured/vibration Wobble Pillow Squeeze String Sip/Puff Eye blink

Wireless plate swiches] Eye blink ‘p’ switch – piezo or twitch switch

Proximity or movement sensors

sCAN!

Step Scan 1st switch moves through choices

2nd Switch selects choice

Can also use 1 switch w/dwell (automatically selects after timeout)

Click link to see how Elie learned to step scan http://www.youtube.com/watch?

v=eUeMyqe4Cog

Automatic Scan – 1 switch - need good timingComputer scans, user activates switch when

see/hear choice

Click linkto see some unbelievable switch timing! http://www.youtube.com/watch?

v=2BhHwk9qSvI

-Inverse scan – hold down switch to scan-need good timing can

be 1 or 2 switches

-Directional scan- Arrow Keys –multiple switches or joystick

(4 to move/1 select)

Scanning each item Row/Column Half-board Letter Dependent – based on letter

prediction as in REACH onscreen keyboards

Choice Dependent (scanning moves relative to choice made)

If you have any questions or input, please contact me at kvanden@wihd.org!