Medical WSNs

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Challenges

  • reliability
  • privacy and security
  • power management - not all devices are battery powered
  • diversity - both a challenge and an opportunity

Medical devices

Groups

  • University of Virginia: Alarm-NET
  • Intel Research Seattle
  • University of Washington
  • University of Rochester
  • Harvard University

Systems

Alarm-NET

  • Domain: assisted living, circadian activity rhythms (CAR)
  • Network architecture:
    • Spans body networks, sensor networks and IP networks
    • Query service to collect data
    • Emphasis on dynamic security
    • Use CAR information for security and power management
  • Devices: heterogeneous - motes, PDAs and PCs
  • Sensors:
    • medical: pulse, blood oxygenaton
    • non-medical: temperature, light, infrared motion


References:

  1. A. Wood, G. Virone, T. Doan, Q. Cao, L. Selavo, Y. Wu, L. Fang, Z. He, S. Lin, J. Stankovic, “ALARM-NET: Wireless Sensor Networks for Assisted-Living and Residential Monitoring,” Technical Report

Papers