CAS Monitors

Introduction

Patients receiving anesthesia require a high degree of monitoring. Canadian guidelines on the practice of anesthesia outline the necessary monitors. 1

Monitors

Required Monitors

  1. Pulse Oximeter
  2. Blood Pressure Monitor
  3. ECG Monitoring
  4. Capnography (for moderate - deep sedation)
  5. Gas monitor when using volatiles
  6. Neuromuscular monitor (where appropriate)
  7. Tidal volume and airway pressure monitoring

Exclusively Available to Patient

  • Temperature Monitor
  • Stethoscope
  • Lighting
  • Manometer for endotracheal tube cuff (see Airway DevicesAirway Devices
    Bag Mask Ventilation
    BMV Basics
    Anesthetic machines come with several elements

    Mask - forms a seal on the mouth. A good seal allows accurate reading of ETCO2 and ETO2 (to assess pre-oxygenation)...    )

Immediately Available

  • Arterial line
  • Central line

  1. Dobson G, Chau A, Denomme J, Fuda G, McDonnell C, McIntyre I, Milne AD, Milkovich R, Sparrow K, Wang Y, Young C. Guidelines to the Practice of Anesthesia: Revised Edition 2023. Can J Anaesth. 2023 Jan;70(1):16-55. doi: 10.1007/s12630-022-02368-0. Epub 2023 Jan 23. Erratum in: Can J Anaesth. 2023 Jul;70(7):1277. doi: 10.1007/s12630-023-02397-3. PMID: 36690905. ↩