Allan M. McHenry, Joanne E. Griggs, Sophie Mitchinson, Kat Hunter, Richard Lyon, Air Ambulance Charity Kent Surrey Sussex
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引用次数: 0
Abstract
Objective
Rapid sequence intubation (RSI) in helicopter emergency medical services (HEMS) is conventionally performed at the scene before transport, potentially delaying time to definitive care. The feasibility of performing RSI during flight in civilian HEMS operations has not been established in the United Kingdom. We evaluate the feasibility, safety, and temporal efficiency of performing simulated in-flight RSI in an AW169 helicopter under operational flight conditions.
Methods
A prospective proof-of-concept study using high-fidelity simulation was conducted across 2 phases (May 2023, January 2025) at the Air Ambulance Charity Kent Surrey Sussex. Eight simulations were completed by 4 distinct clinical teams comprising operationally experienced HEMS physicians and paramedics. Scenarios replicated a standardized traumatic brain injury scenario requiring RSI during the return transit phase. The primary outcome was time from RSI checklist initiation to confirmed intubation. Secondary outcomes included overall mission times, safety events, and crew-perceived feasibility assessed via post-scenario questionnaires.
Results
All simulations (8/8, 100%) achieved successful first-pass intubation. Median time from checklist initiation to confirmed intubation was 5 minutes (interquartile range [IQR]: 5-7). Median total mission time from base departure to RSI completion was 42 minutes (IQR 40-44). No safety events, procedural complications, or communication failures occurred. Crew questionnaires (93% response rate) confirmed unanimous perceived feasibility, with participants identifying adequate workspace, effective communication, and manageable equipment accessibility.
Conclusion
High-fidelity simulation demonstrates that in-flight RSI is technically feasible in an AW169 helicopter, with consistent procedural times and no safety events. These findings may support further evaluation of in-flight RSI as a complementary strategy for time-critical patients where scene-based airway management may delay definitive care.
期刊介绍:
Air Medical Journal is the official journal of the five leading air medical transport associations in the United States. AMJ is the premier provider of information for the medical transport industry, addressing the unique concerns of medical transport physicians, nurses, pilots, paramedics, emergency medical technicians, communication specialists, and program administrators. The journal contains practical how-to articles, debates on controversial industry issues, legislative updates, case studies, and peer-reviewed original research articles covering all aspects of the medical transport profession.