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Return to flight status following total hip replacement: a case report.
Felix R Tormes1, David E Webster
1Department of Orthopedics, Naval Hospital, Pensacola, FL 32512-0003, USA. frtormes@pcola.med.navy.mil
Aviation, Space, and Environmental Medicine
|July 26, 2002
Summary
Naval aviators can return to flight status after total hip replacement (THR), including ejection seat aircraft. However, risks like hip fracture and accelerated wear require careful consideration for aircrew safety.
Area of Science:
- Orthopedic Surgery
- Aerospace Medicine
- Naval Aviation
Background:
- Total hip replacement (THR) is increasingly considered for naval aviation personnel.
- There is a growing trend in armed services to return individuals to flight status post-total hip arthroplasty.
Observation:
- A case study details a naval aviator's successful return to tactical flying in an F/A-18 after THR.
- This aviator accumulated over 900 flight hours without functional compromise, managing cockpit ergonomics and G-forces.
- Two additional cases show return to flight status, though with less accumulated flight time.
Findings:
- Preliminary assessment suggests return to flight status, including ejection seat aircraft, is feasible after THR.
- No functional compromise or difficulty with aviation-specific ergonomic issues was reported by the case study aviator.
Implications:
- Despite early success, significant risks such as hip fracture or dislocation during ejection or parachute landing fall (PLF) persist.
- Younger personnel must be counseled on the potential for accelerated prosthetic wear due to strenuous activity.
- Further evaluation is warranted to fully assess the long-term safety and efficacy of THR for returning aviators.