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Devices for expired air resuscitation
R Rossi1, K H Lindner, F W Ahnefeld
1Clinic of Anaesthesiology, Ulm University, Germany.
Prehospital and Disaster Medicine
|March 9, 1993
Summary
Face shields are recommended for first aid (expired air resuscitation) due to infection risks. Masks and tubes showed issues with resistance and valve function, while foils offer better protection and practicality for first responders.
Area of Science:
- Emergency Medicine
- Public Health
- Medical Device Safety
Background:
- Expired air resuscitation is a critical first-aid intervention.
- Infectious disease transmission risk necessitates the use of barrier devices.
- Available devices include masks, tubes, and foils.
Purpose of the Study:
- To evaluate the safety and efficacy of different expired air resuscitation devices.
- To compare masks, tubes, and foils based on key performance indicators.
Main Methods:
- Laboratory testing of six mask, five tube, and two foil devices.
- Assessment of inspiratory/expiratory resistance, valve integrity, and infection transmission protection.
- Evaluation of practicability, including training compatibility and seal effectiveness.
Main Results:
- Limited mask and tube devices demonstrated acceptable resistance levels.
- Several one-way valves exhibited failure.
- Tube instruments posed risks of complications like vomiting and lacerations.
Conclusions:
- Foil-based devices present significant advantages for first-aid use.
- Foils appear more suitable for first responders compared to masks and tubes.
- Device selection should prioritize safety and ease of use in emergencies.