Sip-and-puff

From Wikipedia, the free encyclopedia

Sip-and-puff technology is a method used to send signals to a device using air pressure by "sipping" and "puffing" on a device called a "straw" or "wand." It is primarily used by people who do not have the use of their hands. It is usually a type of wheelchair mechanism for people with quadriplegia with very high injury

[edit] External links