Supra-Glottic Airways Flashcards
Indications for LMA
- Elective intubation (OR, short procedures)
- Cardiopulmonary arrest (less gastric distention)
- Out/Pre-hospital airway management
- Difficult airway (failed intubation, trach needed)
- Conduit for intubation (FastTrach, failed laryngoscopy)
Contraindications for LMA
- Not for conscious or semi-comatose = vomit
- Not for complete upper airway obstruction
- Cannot open mouth
- Upper airway anatomy abnormality
- Obese
- Pregnant
- Upper GI bleed
- Not fasting
WHAT AM I? - LMA
Original, reusable
LMA Classic
WHAT AM I? - LMA
Like Classic but disposable
LMA Unique
WHAT AM I? - LMA
Perfect for ETT conduit, has handle to lift epiglottis, anatomical curve
LMA Fastrach
WHAT AM I? - LMA
Like the Fastrach, has built-in fireboptics, and video screen
LMA CTrach
WHAT AM I? - LMA
Provides 50% greater airway pressure compared to Classic. Ability to suction gastric contents.
CON: no blind intubation.. :(
LMA ProSeal
WHAT AM I? - LMA
Like the ProSeal but I got a built-in bite-block BETCHESS
Oh and I have a polyvinylchloride (PVC) cuff
LMA Supreme
What position does the LMA insertion require?
What about the Fastrach?
Sniffing position
Fastrach: neutral is gucci
Cuff inflation volume & pressure
40ml for size 5
30ml for size 4
20ml for size 3
To meet pressure of 60 mmHg
LMA complications
- Aspiration of gastric content
- Local irritation
- Upper airwaytrauma
- Laryngospasm or obstruction
LMA sizes
Size 5 - adult male 70-100 kg
Size 4 - adult female 50-70kg
Size 3 - small adults 30-50kg
Size 1 - infant < 5kg
WHAT AM I? - SUPRA-GLOTTIC AIRWAY
Non-inflatable cuff, soft, gel like, shape mirrors the peri-pharyngeal anatomy
Has bite block and gastric channel.
iGel
Position for iGel
Sniffing
