Standards · Standard or regulation
ISO 80601-2-12
Medical electrical equipment, Part 2-12: Particular requirements for critical care ventilators
In plain words
What it covers.
The particular standard for ventilators used in intensive care. It sets requirements for delivered volume and pressure accuracy, alarms (such as high airway pressure, low minute volume, disconnection and gas supply failure), what happens when power or gas supply fails, and protection against excess pressure. It treats the ventilator as life-supporting equipment.
Who uses it: Ventilator manufacturers; clinical engineers doing ventilator PM, commissioning and incident investigation in critical care.
A summary written by BMEssentia for learning, not the text of the standard. Always work from the current official edition and the manufacturer's instructions.
It covers
- Volume and pressure delivery accuracy
- Airway pressure limits
- Disconnection and obstruction alarms
- Gas supply failure
- Internal power source and power failure alarm
- Breathing system filters and humidification
- Expiratory volume monitoring
Key points
What engineers need to know.
- Critical care ventilators are life-supporting: alarm failure can kill within minutes.
- A high-pressure limit must protect the lungs from barotrauma.
- Loss of mains or gas supply must raise an alarm and switch to backup where fitted.
- Expiratory filters and flow sensors can clog, giving false volume readings.
- Performance checks use a gas flow analyser and test lung.
- Transport and home ventilators have their own particular standards.
Devices
Devices it applies to.
Each device in the Medical City Device Lab, with its Device Library course on the Platform.
Medical City
Where you practise it.
- S1-M034 The ICU Ventilator
- S1-M052 ventilator campaign
- S1-M095 night call expiratory filter
- Device Mastery respiratory track