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SPH-4 U.S. Army flight helmet performance, 1972-1983.
T E Reading1, J L Haley, A C Sippo
1Army Aeromedical Research Laboratory Fort Rucker, Alabama 36362-5000.
Aviation, Space, and Environmental Medicine
|October 1, 1989
Summary
U.S. Army aviator helmets effectively protected occupants in aircraft accidents from 1972-1983. Analysis of the SPH-4 helmet suggests areas for improved injury prevention in future aviation life support equipment designs.
Area of Science:
- Aviation Safety
- Aerospace Engineering
- Trauma Research
Background:
- Aircraft accidents pose significant risks to aviator occupants.
- Aviator helmets are critical components of aviation life support equipment.
- Understanding helmet performance in accidents is vital for safety improvements.
Purpose of the Study:
- To analyze injury data from U.S. Army aircraft accidents involving aviator helmets.
- To correlate occupant injuries with the physical condition of SPH-4 helmets.
- To evaluate current injury prevention capabilities and identify potential design improvements.
Main Methods:
- Utilized injury data from the U.S. Army Safety Center (1972-1983).
- Focused analysis on 208 SPH-4 helmets involved in duty-related aircraft accidents.
- Examined helmet condition under the Aviation Life Support Equipment Retrieval Program.
- Excluded combat-damaged helmets from the analysis.
Main Results:
- Aviator helmets were associated with occupant protection in aircraft accidents.
- The physical condition of SPH-4 helmets provided insights into their performance.
- Identified specific areas for enhancing the injury prevention features of helmets.
Conclusions:
- The SPH-4 helmet demonstrated effectiveness in mitigating injuries during aircraft accidents.
- Findings provide a basis for future aviator helmet design enhancements.
- Continued research into aviation life support equipment is crucial for improving aviator safety.