|
INTERNATIONAL ISO
STANDARD 80601-2-12
Second edition
2020-02
Medical electrical equipment —
Part 2-12:
Particular requirements for basic
safety and essential performance of
critical care ventilators
Appareils électromédicaux —
Partie 2-12: Exigences particulières relatives à la sécurité de base
et aux performances essentielles des ventilateurs pulmonaires pour
utilisation en soins intensifs
Reference number
©
ISO 2020
© ISO 2020
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Fax: +41 22 749 09 47
Email: [email protected]
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved
Contents
201. 1 Scope, object and related standards . 1
201. 1.1 * Scope . 1
201. 1.2 Object . 2
201. 1.3 Collateral standards . 3
201. 1.4 Particular standards . 3
201. 2 Normative references . 4
201. 3 Terms and definitions . 7
201. 4 General requirements . 9
201. 4.3 Essential performance . 9
201. 4.3.101 * Additional requirements for essential performance . 9
201. 4.4 Additional requirements for expected service life . 9
201. 4.6 * ME equipment or ME system parts that contact the patient . 10
201. 4.11.101 * Additional requirements for pressurized gas input . 10
201. 4.11.101.1 Overpressure requirement . 10
201. 4.11.101.2 Compatibility requirement . 10
201. 5 General requirements for testing of ME equipment. 11
201. 5.101 Additional requirements for general requirements for testing
of ME equipment . 11
201. 5.101.1 Ventilator test conditions . 11
201. 5.101.2 * Gas flowrate and leakage specifications . 11
201. 5.101.3 * Ventilator testing errors . 11
201. 6 Classification of ME equipment and ME systems . 12
201. 7 ME equipment identification, marking and documents . 12
201. 7.2.3 * Consult accompanying documents . 12
201. 7.2.4.101 Additional requirements for accessories . 12
201. 7.2.13.101 Additional requirements for physiological effects . 12
201. 7.2.17.101 Additional requirements for protective packaging . 12
201. 7.2.18 External gas source . 13
201. 7.2.101 * Additional requirements for marking on the outside of
ME equipment or ME equipment parts . 13
201. 7.4.3 * Units of measurement . 14
201. 7.9.1 Additional general requirements . 14
201. 7.9.2.1.101 Additional general requirements . 14
201. 7.9.2.2.101 * Additional requirements for warnings and safety notices . 15
201. 7.9.2.8.101 * Additional requirements for start-up procedure . 16
201. 7.9.2.9.101 * Additional requirements for operating instructions . 16
201. 7.9.2.12 Cleaning, disinfection, and sterilization . 17
201. 7.9.2.14.101 * Additional requirements for accessories, supplementary
equipment, used material . 17
201. 7.9.2.16.101 * Additional requirements for reference to the technical
description . 18
201. 7.9.3.1.101 * Additional general requirements . 18
201. 7.9.3.101 Additional requirements for the technical description . 18
201. 8 Protection against electrical hazards from ME equipment . 19
201. 9 Protection against mechanical hazards of ME equipment and ME systems 19
201. 9.6.2.1.101 * Additional requirements for audible acoustic energy . 19
201. 9.101 * Additional requirements for suction procedures . 20
201. 10 Protection against unwanted and excessive radiation hazards . 23
201. 11 Protection against excessive temperatures and other hazards . 23
201. 11.1.2.2 * Applied parts not intended to supply heat to a patient . 23
201. 11.6.5.101 * Additional requirements for ingress of water or particulate
matter into ME equipment or ME system . 23
201. 11.6.6 * Cleaning and disinfection of ME equipment or ME system . 24
201. 11.6.7 Sterilization of ME equipment or ME system . 24
201. 11.7 Biocompatibility of ME equipment and ME systems . 24
201. 11.8.101 * Additional requirements for interruption of the power
supply/supply mains to ME equipment . 25
201. 12 Accuracy of controls and instruments and protection against hazardous
outputs . 27
201. 12.1 * Accuracy of controls and instruments . 27
201. 12.1.101 * Volume-control inflation-type . 27
201. 12.1.102 * Pressure-control inflation-type . 31
201. 12.1.103 Other inflation-types . 34
201. 12.1.104 * Inspiratory volume monitoring . 35
201. 12.1.105 * Response of the ventilator to an increase in set O
concentration . 35
201. 12.4 Protection against hazardous output . 37
201. 12.4.101 Oxygen monitor . 37
201. 12.4.102 * Measurement of airway pressure . 38
201. 12.4.103 * Measurement of expired volume and low volume alarm
conditions . 39
201. 12.4.103.1 Ventilators intended to provide a tidal volume >50 ml . 39
201. 12.4.103.2 Ventilators intended to provide a tidal volume ≤50 ml . 40
201. 12.4.104 * Expiratory end-tidal CO monitoring equipment . 41
201. 12.4.105 * Maximum limited pressure protection device . 42
201. 12.4.106 * High airway pressure alarm condition and protection device 42
201. 12.4.107 PEEP alarm conditions . 43
201. 12.4.108 * Obstruction alarm condition . 44
201. 12.4.109 * Disconnection alarm condition . 45
201. 12.4.110 Protection against inadvertent setting of high airway pressure .
.................................................................................................................... 45
201. 12.101 * Protection against accidental or unintentional adjustments 45
201. 13 Hazardous situations and fault conditions for ME equipment . 46
iv © ISO 2020 – All rights reserved
201. 13.2.101 * Additional specific single fault conditions . 46
201. 13.2.102 * Failure of one gas supply to a ventilator . 46
201. 13.2.103 * Independence of ventilation control function and related risk
control measures . 47
201. 13.2.104 * Failure of functional connection to a ventilator control or
monitoring means . 47
201. 14 Programmable electrical medical systems (PEMS) . 47
201. 14.101 Software life cycle . 48
201. 15 Construction of ME equipment . 48
201. 15.3.5.101 Additional requirements for rough handling . 48
201. 15.3.5.101.1 * Shock and vibration (robustness) . 48
201. 15.3.5.101.2 * Shock and vibration for a transit-operable ventilator during
operation . 49
201. 15.4.1 Construction of connectors . 51
201. 15.101 Mode of operation . 51
201. 15.102 Delivered oxygen concentration . 51
201. 15.103 Accessory self-check . 51
201. 16 ME systems . 52
201. 16.1.101 Additional general requirements for ME systems . 52
201. 16.2.101 * Additional general requirements for accompanying documents
of an ME system . 52
201. 17 Electromagnetic compatibility of ME equipment and ME systems. 52
201. 101 Gas connections . 52
201. 101.1 * Protection against reverse gas leakage . 52
201. 101.2 Connection to a high-pressure input port . 53
201. 101.2.1 Connector . 53
201. 101.2.2 * Filter . 53
201. 101.3 VBS connectors . 53
201. 101.3.1 * General . 53
201. 101.3.2 Other named ports . 53
201. 101.3.2.1 Patient-connection port . 53
201. 101.3.2.2 Gas output port and gas return port . 54
201. 101.3.2.3 Emergency intake port . 54
201. 101.3.2.4 Flow-direction-sensitive components. 54
201. 101.3.2.5 * Accessory port . 54
201. 101.3.2.6 Gas exhaust port . 55
201. 101.3.2.7 Temperature sensor port . 55
201. 102 Requirements for the VBS and accessories . 55
201. 102.1 * General . 55
201. 102.2 Labelling . 55
201. 102.3 Breathing tubes . 55
201. 102.4 * Water vapour management . 56
201. 102.4.1 Humidification system . 56
201. 102.4.2 Heat and moisture exchanger (HME) .
...