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INTERNATIONAL ISO
STANDARD 80601-2-70
Second edition
2020-11
Medical electrical equipment —
Part 2-70:
Particular requirements for the basic
safety and essential performance
of sleep apnoea breathing therapy
equipment
Appareils électromédicaux —
Partie 2-70: Exigences particulières pour la sécurité de base et les
performances essentielles de l'équipement de thérapie respiratoire
pour l'apnée du sommeil
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
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Published in Switzerland
ii © ISO 2020 – All rights reserved
Contents Page
Foreword . vi
Introduction . vii
201.1 * Scope, object and related standards . 1
201.1.1 Scope . 1
201.1.2 Object . 2
201.1.3 Collateral standards . 2
201.1.4 Particular standards . 2
201.2 Normative references . 3
201.3 Terms and definitions . 4
201.4 General requirements . 7
201.4.3 Essential performance . 7
201.4.3.101 * Additional requirements for essential performance. 7
201.4.6 * ME equipment or ME system parts that contact the patient . 7
201.5 General requirements for testing of ME equipment . 8
201.5.101 Additional requirements for general requirements for testing of
ME equipment. 8
201.5.101.1 Gas flowrate and pressure specifications . 8
201.5.101.2 * Sleep apnoea breathing therapy equipment testing errors . 8
201.6 Classification of ME equipment and ME systems . 8
201.7 ME equipment identification, marking and documents . 8
201.7.1.2 * Legibility of markings . 8
201.7.2.4.101 Additional requirements for accessories . 9
201.7.2.13.101 Additional requirements for physiological effects . 9
201.7.2.17.101 * Additional requirements for protective packaging . 9
201.7.2.101 Additional requirements for marking on the outside of ME equipment or
ME equipment parts . 10
201.7.4.3 Units of measurement . 10
201.7.9.1 * Additional general requirements . 10
201.7.9.2 Instructions for use . 11
201.7.9.2.1.101 Additional general requirements . 11
201.7.9.2.2.101 Additional requirements for warnings and safety notices . 11
201.7.9.2.5.101 Additional requirements for ME equipment description . 12
201.7.9.2.9.101 Additional requirements for operating instructions . 12
201.7.9.2.12 Cleaning, disinfection, and sterilization . 12
201.7.9.2.14.101 Additional requirements for accessories, supplementary
equipment, used material . 13
201.7.9.3.1.101 * Additional general requirements . 13
201.8 Protection against electrical hazards from ME equipment . 14
201.9 Protection against mechanical hazards of ME equipment and ME systems . 14
201.9.6.2.1.101 * Additional requirements for audible acoustic energy . 14
201.10 Protection against unwanted and excessive radiation hazards . 16
201.11 Protection against excessive temperatures and other hazards . 16
201.11.1.2.2 Applied parts not intended to supply heat to a patient . 16
© ISO 2020 – All rights reserved iii
201.11.6.6 * Cleaning and disinfection of ME equipment or ME system . 17
201.11.7 Biocompatibility of ME equipment and ME systems . 17
201.11.8 Additional requirements for interruption of the power supply/supply mains
to ME equipment . 18
201.12 Accuracy of controls and instruments and protection against hazardous outputs . 18
201.12.1 * Accuracy of controls and instruments . 18
201.12.1.101 Stability of static airway pressure accuracy (long‐term accuracy) . 19
201.12.1.102 Stability of dynamic airway pressure accuracy (short‐term accuracy) . 20
201.12.1.102.1 CPAP mode . 20
201.12.1.102.2 Bi-level positive airway pressure mode, pressure stability . 22
201.12.1.103 * Maximum flowrate . 24
201.12.4 Protection against hazardous output . 25
201.12.4.101 Measurement of airway pressure . 25
201.12.4.102 * Maximum limited pressure protection device . 25
201.12.4.103 * CO rebreathing . 26
201.13 Hazardous situations and fault conditions . 26
201.14 Programmable electrical medical systems (PEMS) . 26
201.15 Construction of ME equipment . 26
201.15.101 Mode of operation . 26
201.16 ME systems . 27
201.17 Electromagnetic compatibility of ME equipment and ME systems . 27
201.101 Breathing gas pathway connectors . 27
201.101.1 General . 27
201.101.2 Other named ports . 27
201.101.2.1 Patient-connection port . 27
201.101.2.2 Gas output port . 27
201.101.2.3 Flow-direction-sensitive components . 28
201.101.2.4 Ancillary port . 28
201.101.2.5 Monitoring probe port . 28
201.101.2.6 Oxygen inlet port . 28
201.102 Requirements for the breathing gas pathway and accessories . 28
201.102.1 * General . 28
201.102.2 Labelling . 29
201.102.3 Humidification . 29
201.102.4 Breathing system filter (BSF) . 29
201.103 Functional connection . 29
201.103.1 General . 29
201.103.2 * Functional connection to support remote supervision . 30
201.104 Training . 30
202 Electromagnetic disturbances — Requirements and tests . 30
202.4.3.1 Configurations . 30
202.5.2.2.1 Requirements applicable to all ME equipment and ME systems . 30
202.8.1.101 Additional general requirements . 30
206 Usability . 31
211 Requirements for medical electrical equipment and medical electrical systems used
in the home healthcare environment . 31
iv © ISO 2020 – All rights reserved
211.4.2.3.1 Continuous operating conditions . 31
Annex C (informative) Guide to marking and labelling requirements for ME equipment and
ME systems . 33
Annex D (informative) Symbols on marking . 38
Annex AA (informative) Particular guidance and rationale . 39
Annex BB (informative) Data interface requirements . 48
Annex CC (informative) Reference to the IMDRF essential principles and labelling guidances . 52
Annex DD (informative) R
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