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The laryngeal mask--Liège experience
1Service d'Anesthésiologie, CHU Liège, Domaine Universitaire du Sart Tilman.
Acta Anaesthesiologica Belgica
|January 1, 1991
Summary
The laryngeal mask (LM) is a reliable airway device for anesthesia, offering easy insertion and minimal patient discomfort. Its use is expanding for both spontaneous and controlled ventilation.
Area of Science:
- Anesthesiology
- Medical Devices
- Airway Management
Background:
- The laryngeal mask (LM) is a novel device for establishing a patent airway in the hypopharynx.
- Key advantages include ease of insertion, avoidance of vocal cord contact, and freeing anesthesiologist's hands.
- A significant contraindication is the potential for airway compromise due to regurgitation of gastric contents.
Observation:
- The Liège experience involved 107 anesthetics using the LM over two months.
- 80 cases used spontaneous respiration, 22 used controlled ventilation, and 5 involved intraoperative ventilatory mode changes.
- Successful insertion occurred on the first attempt in 84% and on the second in 14% of cases.
Findings:
- The laryngeal mask was successfully used in the vast majority of cases, with only three reported failures.
- Postoperative complications were minimal, with only 13% of patients reporting mild pharyngeal discomfort.
- The device demonstrated reliability and ease of use in clinical practice.
Implications:
- The laryngeal mask is a valuable tool for airway management in anesthesia.
- Its ease of use and minimal complications support its increasing adoption in clinical settings.
- Further research may explore strategies to mitigate the risk of regurgitation with LM use.