Supraglottic airway
Indications
- Need for positive pressure ventilation (PPV)
Contraindications
- No absolute contraindications
Equipment Needed
- Supraglottic Airway (SGA) device (many options exist)
- Appropriate sedation/paralytic agents, if indicated
Mask Size | Weight (kg) | Age (yr) | LMA Length (cm) | LMA Cuff Vol (mL) | Largest ETT^ (mm) |
1 | <5 | <0.5 | 10 | 4 | 3.5 |
1.5 | 5-10 | <1 | 10 | 5-7 | 4 |
2 | 6.5-20 | 1-5 | 11.5 | 7-10 | 4.5 |
2.5 | 20-30 | 5-10 | 12.5 | 14 | 5 |
3 | 30-60 | 10-15 | 19 | 15-20 | 6 |
4 | 60-80 | >15 | 19 | 25-30 | 6.5 |
5 | >80 | >15 | 19 | 30-40 | 7 |
^Largest ETT that can pass thorough "Intubating LMA" (ILMA)
Procedure
Complications[1]
- Bronchospasm
- Hoarseness
- Laryngeal nerve injury
- Hypoglossal nerve injury
- Pharyngeal edema
- Dysphagia
Follow-up
See Also
References
- ↑ 1.0 1.1 Apfelbaum JL, et al.; American Society of Anesthesiologists Task Force on Management of the Difficult Airway. Practice guidelines for management of the difficult airway: an updated report by the American Society of Anesthesiologists Task Force on Management of the Difficult Airway. Anesthesiology. 2013 Feb;118(2):251-70
- ↑ Major complications of airway management in the UK: results of the Fourth National Audit Project of the Royal College of Anaesthetists and the Difficult Airway Society. Cook TM, Woodall N, Frerk C; Fourth National Audit Project. Br J Anaesth. 2011 May;106(5)