Human-technology interface

chapter 6

this is a major part of the assistive technology component of the HAAT model

Human/technology interface

the boundary shared by interacting components in a system in which the essence of the interaction is communication or the exchange of information back and forth across the boundary

Interface

Sometimes called the input devices

control interface

body sites that can be used to control a device

control site

items available from which choices are made

selection set

is the coordination of small muscles in movement, usually to move or manipulate objects

fine motor control (dexterity)

describes the smallest separation between two objects that the user can reliably control

resolution

the maximal extent of movement possible in a joint

range of motion

muscle weakness that makes it difficult to move but does not prevent movement

paralysis

functions related to the general level of tolerance of physical exercise or stamina

endurance

the capability of performing a variety of tasks and in a variety of different ways for the same task

versatility