From: Emergency intraosseous access in a helicopter emergency medical service: a retrospective study
IO device | Number of patients who recieved IO | Number of insertions | Success on 1.attempt | Success on 2. attempt | Success on 3. attempt | Failed insertions | First attempt success ** (95%CI) | Overall success *** (95%CI) |
---|---|---|---|---|---|---|---|---|
Manual needle | 5* | 6 | 2 | 1 | 0 | 3 | 40% (5-85) | 50% (12-88) |
B.I.G. | 18* | 22 | 10 | 1 | 1 | 10 | 56% (31-79) | 55% (32-76) |
EZ-IO | 49 | 50 | 47 | 1 | 0 | 2 | 96% (86-100) | 96% (86-100) |
Total number | 70* | 78 | 59 | 3 | 1 | 15 | 84% | 81% |