Apparatus to indicate when a patient has evacuated a bed or demonstrates a restless condition

Apparatus to indicate when a patient has evacuated a bed or demonstrates a restless condition

A switch placed in a bed under a patient comprises two spaced parallel strips of insulating material carrying contact means therebetween. When the strips are straight the switch is closed, and when the strips are bent into an arc the switch is open. The closing of the switch starts an electrical osc...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: VANCE, DWIGHT A
Format: Patent
Sprache:eng
Schlagworte:
ALARM SYSTEMS
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
SURGERY
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Beschreibung
Zusammenfassung:A switch placed in a bed under a patient comprises two spaced parallel strips of insulating material carrying contact means therebetween. When the strips are straight the switch is closed, and when the strips are bent into an arc the switch is open. The closing of the switch starts an electrical oscillator, which activates a counter, and at a selected count a latch is set to actuate an alarm.