Table 1 Comparison between supplied doses of salbutamol and the inhalation filter in micrograms at different oxygen flow in L/min using mouthpiece and facemask
From: Effect of oxygen flow on aerosol delivery from a vibrating mesh nebulizer with a holding chamber
O2 flow rate (L/min) | Mouthpiece | Facemask | ||||
|---|---|---|---|---|---|---|
Delivered dose | Nebulizer residual | Amount deposited at holding chamber | Delivered dose | Nebulizer residual | Amount deposited at holding chamber | |
0 | 2153.9 ± 495.1 | 309.5 ± 87.3 | 443.2 ± 244.9 | 2136.3 ± 285.5 | 201.3 ± 165.4 | 292.2 ± 245.6 |
1 | 2184.6 ± 393.4 | 507.9 ± 288.4 | 108.0 ± 99.0 | 2164.7 ± 477.4 | 271.7 ± 171.2 | 142.1 ± 116.3 |
2 | 2445.7 ± 315.4 | 305.3 ± 245.4 | 45.2 ± 29.6 | 2230.6 ± 105.0 | 365.8 ± 189.6 | 170.3 ± 90.5 |
3 | 2190.1 ± 296.5 | 555.6 ± 282.3 | 197.1 ± 135.5 | 2836.2 ± 188.6 | 228.9 ± 119.7 | 149.3 ± 161.0 |
4 | 2158.6 ± 201.8 | 400.1 ± 314.1 | 150.9 ± 137.1 | 2570.2 ± 76.1 | 470.6 ± 140.6 | 149.4 ± 57.1 |
5 | 2076.2 ± 506.8 | 408.7 ± 226.7 | 139.5 ± 86.2 | 2284.2 ± 246.5 | 525.1 ± 297.0 | 115.9 ± 37.8 |
6 | 1814.5 ± 162.3 | 449.2 ± 198.8 | 35.1 ± 25.6 | 2128.1 ± 243.1 | 567.5 ± 294.8 | 154.0 ± 41.7 |