Table 2 Airway and ventilation profile
From: A preliminary assessment of the LMA protector™ in non-paralysed patients
Successful insertion LMA, n (%) | |
1st attempt; | 23 (88.5%) |
2nd attempt; | 3 (11.5%) |
Resistance on insertion of airway, n (%) | |
No or minimal; | 25 (96.2) |
Moderate; | 1 (3.8) |
Time to successful airway placement; sec | 19 (17-21 [14-58]) |
Volume of air to achieve intra-cuff pressure of 60 cm H2O; ml | 15 (15-17 [13-18]) |
Vocal cord visibility under fibre-optic inspection, n (%); | |
Grade 1; | 26(100%) |
Grade 2; | 0 (0%) |
Grade 3; | 0 (0%) |
Successful gastric tube insertion, n (%) | |
1st attempt; | 24 (92.4%) |
2nd attempt; | 1 (3.8%) |
Not possible; | 1 (3.8%) |
Suprasternal notch test, n (%) | |
Positive; | 26 (100%) |
Negative; | 0 (0%) |
Oropharyngeal leak pressure; cm H2O | 25.2 (23-29 [21-30]) |