Patent ID: 6307476
Filing Date: 2001-10-23
Classification: A61B,G08B

Abstract:
A device for detecting a presence or an absence of a patient, comprising:(a) a binary switch, said binary switch being responsive to at least two conditions,(a1) a first condition corresponding to said presence of said patient on said binary switch, and,(a2) a second condition corresponding to said absence of said patient from said binary switch;(b) a validation circuit;(c) a first electrical connection, said first electrical connection being in electrical communication with said binary switch;(d) a second electrical connection, said second electrical connection being in electrical communication with said validation circuit; and,(e) an electronic patient monitor in electrical communication with said first electrical connection and said second electrical connection, wherein,(e1) said electronic patient monitor is responsive to at least said binary switch and said validation circuit, and,(e2) said electronic patient monitor has a microprocessor in electrical communication with at least said second electrical connection, said microprocessor at least for reading said validation circuit and being responsive thereto.