Anaesthetic and respiratory equipment. Peak expiratory flow meters for the assessment of pulmonary function in spontaneously breathing humans Ingestion-build-111333 4 Model Groups and References

4 Model Groups and References

Pressure testing procedures are defined in BS EN 12007-4 to demonstrate the integrity of service lines transfer and commissioning and decommissioning of gas infrastructures

By adopting BS EN 3745-601

BS 4973-1 guides the manufacturers to streamline production so that users have access to superior products made from suitable materials

Anaesthetic and respiratory equipment. Peak expiratory flow meters for the assessment of pulmonary function in spontaneously breathing humans Ingestion-build-111333 4 Model Groups and References1 Scope This International Standard specifies requirements for a peak expiratory flow meter (pefm) intended for the assessment of pulmonary function in spontaneously breathing humans. This International Standard covers all medical devices that measure peak expiratory flowrate in spontaneously breathing humans either as part of an integrated lung function medical device or as a stand alone medical device. Planning and design of products applying to