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Updated: Jun 21, 2026

Guidelines for Elective Pediatric Fiberoptic Intubation
Published on: January 17, 2011
[Fibre optic-assisted endotracheal intubation through the laryngeal mask in children]
1Anästhesieabteilung, Universitäts-Kinderkliniken, Steinwiesstr. 75, 8032, Zürich, Schweiz. markus.weiss@kispi.uzh.ch
Insights
Fibre optic-assisted tracheal intubation via laryngeal mask airway is safe for pediatric patients. An airway exchange catheter aids laryngeal mask removal and tracheal tube insertion, preventing dislodgement, especially with cuffed tubes.
Area of Science:
- Anesthesiology
- Pediatric Airway Management
Context:
- Securing the airway in pediatric patients, especially those with difficult tracheal intubation, is critical.
- Fibre optic-assisted tracheal intubation through the laryngeal mask airway is a recognized and safe technique.
- Challenges arise during laryngeal mask airway removal over the tracheal tube due to tube length, risking dislodgement.
Purpose:
- To demonstrate a step-by-step technique for fibre optic-assisted tracheal intubation through the laryngeal mask airway in children.
- To present the Cook airway exchange catheter as a solution for safe laryngeal mask airway removal and tracheal tube exchange.
- To discuss the clinical implications and provide guidance on compatible device sizes.
Summary:
- Fibre optic-assisted tracheal intubation through the laryngeal mask airway is a valuable technique for pediatric airway management.
- The Cook airway exchange catheter facilitates safe removal of the laryngeal mask airway and insertion of an appropriate tracheal tube.
- This method is particularly beneficial for cuffed tracheal tubes, overcoming size limitations with smaller laryngeal mask airways.
Impact:
- Enhances the safety and efficacy of airway management in pediatric patients.
- Provides a practical solution to a common complication during tracheal intubation procedures.
- Supports clinical education and regular training for healthcare professionals in pediatric airway management.
Abstract:
Fibre optic-assisted tracheal intubation through the laryngeal mask airway is a simple and safe procedure for securing the airway in the paediatric patient with unexpected and known difficult tracheal intubation. Therefore, fibre optic-assisted tracheal intubation through the laryngeal mask airway represents a standard airway technique and must be part of clinical education and also regular training. However, the removal of the laryngeal mask airway over the tracheal tube is impaired by the short length of the tracheal tube, easily resulting in tube dislocation from the trachea. Among several techniques to overcome this problem, the Cook airway exchange catheter offers a reliable method not only for safe removal of the laryngeal mask over the tracheal tube but also for insertion of an adequate tracheal tube, particularly in paediatric patients. This is particularly important for cuffed tubes as the pilot balloon of the cuffed tube is too large to pass through laryngeal mask airway tubes size 2.5 and smaller. This presentation demonstrates fibre optic-assisted tracheal intubation through the laryngeal mask airway in children step-by-step and discusses its clinical implications. A list with compatible sizes of laryngeal mask airways, tracheal tubes and airway exchange catheters is also provided.
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