Published case reports and series describing surfactant administration by supraglottic airway
| Number of infants | Gestation at birth (weeks) | Birth weight (g) | Device* | Surfactant dose (mg/kg) | MV | |
| Brimacombe et al 27 | 2 | 30 and 37 | 1360 and 3200 | Classic LMA, size 1 | 75–100 (first dose), 50 (second dose) | 0/2 |
| Trevisanuto et al 30 | 8 | Range 28–35 | Range 880–2520 | Classic LMA, size 1 | 100 | 2/8 |
| Micaglio et al 29 | 3 | 32, 34 and 37 | 1530, 2050 and 3500 | ProSeal LMA, size 1 | 100 | Not reported |
| Barbosa et al 28 | 1 | 31 | 1335 | ProSeal LMA, size 1 | 200 | 0/1 |
| Vannozzi et al 31 | 4 | Range 34–40 | Range 1900–3624 | Air-Q LM, size 0.5–1 | 150–200 | Not reported |
*Manufacturer details: Classic LMA and ProSeal LMA, Teleflex Medical, Wayne, Pennsylvania, USA; Air-Q LM, Cookgas LLC, Mercury Medical, Clearwater, Florida, USA.
LMA, laryngeal mask airway; MV, mechanical ventilation.