Patent ID: 6417777
Filing Date: 2002-07-09
Classification: A61B,H01H

Abstract:
A device for use with an electronic patient monitor and for detecting a presence or an absence of a patient, comprising:(a) a pressure sensitive binary switch, said binary switch having an upper member and a lower member being joined together along a common perimeter, said upper and said lower members together defining an interior of said binary switch and said binary switch being responsive to at least two conditions; (b) an electrical line in electrical communication with said interior of said binary switch, said electrical line being for the transmission of said response of said binary switch to said electronic patient monitor, and, said electrical line penetrating said perimeter of said binary switch between said upper and lower members; and, (c) a breathing tube, said breathing tube having a first terminus and a second terminus, said first terminus being in fluid communication with said interior of said binary switch and said second terminus being in fluid communication with the atmosphere, â€ƒwherein said breathing tube enters said binary switch between said upper member and said lower member, and, â€ƒwherein said perimeter of said binary switch is substantially sealed except where said breathing tube and said electrical line enter said interior of said binary switch.