Anaes Cases · Depth of anaesthesia & awareness
The vaporiser-empty and the light anaesthesia
The short case — the vaporiser-empty (the equipment-failure awareness risk). The alarms (the ETAC low-concentration), the equipment check, the immediate refilling; the awareness risk; the awareness check at the emergence and the follow-up.
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ANZCAFRCAABAEDAIC
Prompt
The end-tidal volatile alarm sounds low mid-surgery; the vaporiser is found empty. Discuss the prevention and the awareness follow-up.
Presentation
Forty minutes into the laparotomy under the volatile anaesthesia, the end-tidal volatile alarm sounds (ETAC low); the vaporiser is found empty. The vaporiser is refilled; the ETAC restored. Discuss the prevention and the awareness follow-up.
References1ShowHide
- [4]Graham M, et al. Minimizing the Harm of Accidental Awareness Under General Anesthesia: New Perspectives From Patients Misdiagnosed as Being in a Vegetative State. Anesth Analg, 2018.PMID 28922237