Patent · US Expired

Bed departure detection system

US4539560A · kind A · utility

194Cited by
8References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1982
Grant dateSep 3, 1985
Priority date
Expiry dateDec 10, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2562/043
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The disclosure relates to bed departure detection devices employing tape switch detectors in fixed positions in the seat and thigh sections of the mattress supporting structure of an articulated hospital bed. Bedside circuitry, connected to existing nurse call and two-way communication links, provides signals to a central nurse call station as an indication of unauthorized bed departure.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.