Motor Milestones 6months
~ Rolling
Motor milestones seven months
~ Understands name
Motor milestones nine months
~ Sits and babbles
Motor milestones 12 months
~ Walks with or without support and says at least one word
Motor milestones 18 months
~ Walks, drinks from cup, points to body part...
✓✓✓✓~ AAC coding technique in which a number stands for a word, phrase, or sentence.
Communicate quickly with fewer keystrokes
Abbreviation Expansion
✓✓✓✓~ AAC device automatically expands the abbreviation into the expanded word. abd =
abduction
Coverage Vocabularies
✓✓✓✓~ provide basic communication topics as well as concepts for people who cannot
spell - words, symbols, or pictures
Acceleration Vocabularies
✓✓✓✓~ intended to increase the rate of communication for people who can spell - letter
codes stand for words, phrases, and sentences
,Semantic Encoding
✓✓✓✓~ pictures/symbols/icons represent words, phrases, and sentences. Icons have
potential for multiple meanings
Predictive Selection
✓✓✓✓~ Icon prediction feature used with scanning
Predictive Scanning
✓✓✓✓~ predictive approach based on the frequency with which certain letters follow others
in English
Word Prediction and Word Completion
✓✓✓✓~ displays words or phrases a user is typing based on what has already been typed
Fixed Predictive Devices
✓✓✓✓~ stored vocabulary that never changes - very predictable and helps the user
develop motor and cognitive patterns that make retrieval faster
Adaptive Predictive Devices
,✓✓✓✓~ change the order of words keeping most frequently used words at the top of the list
Eye-Controlled Communication Systems
✓✓✓✓~ for people with severe limb limitations but good eye and head control.
Keyguard
✓✓✓✓~ cover made of plexiglass or plastic that fits over a keyboard for people who have
difficulty pressing the right key or who produce extra movements as they move key to
key
Automatic Scanning
✓✓✓✓~ device presents available choices continuously. Users must be able to wait for
selection and activate accurately at the correct time
Step scanning
✓✓✓✓~ press switch to move from choice to choice. Must active another switch or wait for
acceptance time to elapse to choose. Motor fatigue has potential to be high with this
method
Inverse Scanning
, ✓✓✓✓~ User holds switch to scan, releases to select
Instructions
✓✓✓✓~ ATPs should provide written instructions for all equipment and make sure it is
accessible to client, cognitively and physically. Provide supplemental instructions if
necessary
Motor Skills Training Program (3 stages)
✓✓✓✓~ 1. Activate switch and associate switch with result
2. Activate switch at a certain time consistently
3. Increase array that the user can consistently select in order to improve
scanning selection skills
HAAT
✓✓✓✓~ Human Activity/Assistive Technology Model
Human
Activity
Assistive Technology
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