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ANSI/AAMI/ISO 4135: 2001

Anaesthetic and Respiratory Equipment—Vocabulary

American National Standard

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ANS/ISO 4135 2001

Anaesthetic and Respiratory Equipment—

Vocabulary

Approved as an American National Standard by:

ASTM International




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ASTM Deviations to ISO 4135-2001 Anesthesia gas supply device, n assembly of components that controls and delivers all gas flows and agent concentrations in the fresh gas into the anesthesia breathing system. Note: it may include a flow adjustment control(s), a gas mixing system, and an anesthetic vapor delivery device(s). Anesthesia gas supply piping, n all pipe work, including unions, from the unidirectional valve(s) in the pipeline inlet(s), the piping connecting the high pressure supply to the gas pressure-reducing device/system, and from the gas pressure-reducing device/system, and from the gas pressure-reducing device/system outlet to the flow adjustment control(s) and auxiliary gas outlet. It includes piping leading to and from pneumatic alarm device(s), pressure indicator(s), oxygen flush, anesthetic vapor delivery device(s), and piping leading to the common gas outlet. Anesthetic-gas scavenging systems, n – complete systems that collect and remove the excess gases released from equipment used in administering anesthesia or exhaled by the patient during anesthesia for the purpose of conveying these gases to an appropriate place of discharge. Auxiliary oxygen flowmeter, n – self-contained oxygen flowmeter with its own flow adjustment control, flow indicator, and outlet that is not an integral part of the anesthesia gas supply device. Computer network n – connection between two or more computers for the purpose of transferring data. Control center, n – information system component of an anesthesia workstation mediating the centralized alarm prioritization and management strategy(ies). Data backup, n – retrievable copy of information. Decision support system, n – system that provides output information intended to facilitate decision making by the operator. Editing, v – changing a recorded value, comment, annotation, event, or other information at any time after it has been made part of the record. Flow adjustment control, n – device or assembly that controls the flow of gas(es) or gas mixtures. Note: a flow control valve is one type of flow




adjustment control (even though the “flow adjustment control” is often called the “flow control valve”). Flow indicator, n – device that indicates the volume of a specific gas or gas mixture passing through it in a unit of time. Note: a flow meter is one kind of flow indicator In popular usage, a flow indicator is sometimes called a flow meter. Gas pressure reducing device/system n – single device or group of devices designed to provide a range of controlled delivered pressures over a specific range of inlet pressures. Information system, n – digital system collecting, displaying, or processing information from primary or secondary data sources of both. Note: examples include AARKs and decision support systems Infusion device n – mechanical or electromechanical device regulating the flow of liquids to the patient under positive pressure. Note: the positive pressure may be generated either by a pump or by gravitational force. Input device n – device used to enter data or control the anesthesia information system manually. Examples include key words, mice trackballs, light pens, barcode scanners, and microphones. Legible, adj – discernible or identifiable to an operator with 6-6 (20/20) vision (corrected if necessary) from a distance of 1 m at a light level of 215 lux when viewing displayed qualitative information, values, functions, or markings perpendicular to and including 15 degrees above, below, left, and right of the normal line of sight of the operator. Medium priority alarm n – signal(s) indicating that prompt operator action is required. Nonvolatile memory, adj – stored electronically in such a way that loss of all electrical power (normal and reserve) to the system or storage device will not alter the stored data. Operator n – person handling the equipment. Operator input n – data provided by interactions of the operator with the equipment. Primary data source n – monitoring device, delivery device, or operator input providing function or measured data via digital interfaces.




Protection device n – device that, without intervention of the operator, protects the patient from incorrect delivery of energy or substances. Note: such devices include the oxygen supply failure device and maximum pressure limitation device. Recorded data n – captured data that is stored by a computer. Reserve electrical power supply n – that portion of equipment that temporarily supplies electrical power in the event of interruption of the normal electrical supply. Secondary data source n – information system that retransmits data collected from primary data sources and other secondary data sources. Note 1 a secondary data source may have modular primacy data sources as components. Note 2: digital data may be primary or secondary depending on whether it originates from within a multiport communication device of another digital source. Selector valve n – device that permits the switching of the rout taken by a fluid. Selector valve n - in anesthesia breathing systems, device that is used to direct gases to an anesthesia reservoir bag or a ventilator intended for use during anesthesia. Transducer n – device for converting energy from one form to another. In measurements applications, a transducer senses energy related to a property of a substance and transforms it into a form that can be observed and interpreted as information about the substance, for example into an electrical signal for monitoring or recording. User n – authority responsible for the use and maintenance of equipment.




Reference numberNuméro de référenceISO 4135:2001(E/F)

© ISO 2001

INTERNATIONALSTANDARD

NORMEINTERNATIONALE

ISO4135

Third editionTroisième édition

2001-08-01

Anaesthetic and respiratory equipment —Vocabulary

Matériel d'anesthésie et de réanimationrespiratoire — Vocabulaire




ISO 4135:2001(E/F)

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ISO 4135:2001(E/F)

© ISO 2001 – All rights reserved/Tous droits réservés iii

Contents Page

Scope ...........................................................................................................................................................................1

1 Medical gas supply systems ................................................................................................................................2

2 Anaesthetic machines and workstations for use with humans......................................................................10

3 Ventilators and resuscitators .............................................................................................................................12

4 Breathing systems...............................................................................................................................................24

5 Humidifiers, nebulizers and moisture exchangers ..........................................................................................31

6 Airways, tracheal tubes, tracheostomy tubes and intubation equipment.....................................................37

7 Anaesthetic gas scavenging systems...............................................................................................................42

8 Suction devices....................................................................................................................................................43

9 Monitoring ............................................................................................................................................................47

Alphabetical index ....................................................................................................................................................56




ISO 4135:2001(E/F)

iv © ISO 2001 – All rights reserved/Tous droits réservés

Sommaire Page

Domaine d'application................................................................................................................................................1

1 Systèmes de distribution de gaz médicaux ........................................................................................................2

2 Appareils d'anesthésie et système d'anesthésie pour utilisation chez l'homme .........................................10

3 Ventilateurs et ressuscitateurs...........................................................................................................................12

4 Systèmes respiratoires .......................................................................................................................................24

5 Humidificateurs, nébuliseurs et échangeurs d'humidité.................................................................................31

6 Voies aériennes, sondes trachéales, canules de trachéotomie et matériel d'intubation.............................37

7 Systèmes d'évacuation des gaz d'anesthésie ..................................................................................................42

8 Dispositifs d'aspiration .......................................................................................................................................43

9 Monitorage............................................................................................................................................................47

Index alphabétique ...................................................................................................................................................59




ISO 4135:2001(E/F)

© ISO 2001 – All rights reserved/Tous droits réservés v

Foreword

ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISOmember bodies). The work of preparing International Standards is normally carried out through ISO technicalcommittees. Each member body interested in a subject for which a technical committee has been established hasthe right to be represented on that committee. International organizations, governmental and non-governmental, inliaison with ISO, also take part in the work. ISO collaborates closely with the International ElectrotechnicalCommission (IEC) on all matters of electrotechnical standardization.

International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3.

Draft International Standards adopted by the technical committees are circulated to the member bodies for voting.Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote.

Attention is drawn to the possibility that some of the elements of this International Standard may be the subject ofpatent rights. ISO shall not be held responsible for identifying any or all such patent rights.

International Standard ISO 4135 was prepared by Technical Committee ISO/TC 121, Anaesthetic and respiratoryequipment, Subcommittee SC 4, Anaesthesia terminology.

This third edition cancels and replaces the second edition (ISO 4135:1995), of which it constitutes a technicalrevision.




ISO 4135:2001(E/F)

vi © ISO 2001 – All rights reserved/Tous droits réservés

Avant-propos

L'ISO (Organisation internationale de normalisation) est une fédération mondiale d'organismes nationaux denormalisation (comités membres de l'ISO). L'élaboration des Normes internationales est en général confiée auxcomités techniques de l'ISO. Chaque comité membre intéressé par une étude a le droit de faire partie du comitétechnique créé à cet effet. Les organisations internationales, gouvernementales et non gouvernementales, enliaison avec l'ISO, participent également aux travaux. L'ISO collabore étroitement avec la Commissionélectrotechnique internationale (CEI) en ce qui concerne la normalisation électrotechnique.

Les Normes internationales sont rédigées conformément aux règles données dans les Directives ISO/CEI, Partie 3.

Les projets de Normes internationales adoptés par les comités techniques sont soumis aux comités membres pourvote. Leur publication comme Normes internationales requiert l'approbation de 75 % au moins des comitésmembres votants.

L’attention est appelée sur le fait que certains des éléments de la présente Norme internationale peuvent fairel’objet de droits de propriété intellectuelle ou de droits analogues. L’ISO ne saurait être tenue pour responsable dene pas avoir identifié de tels droits de propriété et averti de leur existence.

La Norme internationale ISO 4135 a été élaborée par le comité technique ISO/TC 121, Matériel d'anesthésie et deréanimation respiratoire, sous-comité SC 4, Terminologie concernant l'anesthésie.

Cette troisième édition annule et remplace la deuxième édition (ISO 4135:1995), dont elle constitue une révisiontechnique.




INTERNATIONAL STANDARDNORME INTERNATIONALE ISO 4135:2001(E/F)

© ISO 2001 – All rights reserved/Tous droits réservés 1

Anaesthetic andrespiratoryequipment —Vocabulary

Matérield'anesthésie et deréanimationrespiratoire —Vocabulaire

Anästhesie- undBeatmungsgeräte —Begriffe

Scope Domaine d'application Anwendungsbereich

This International Standard estab-lishes a vocabulary of terms used inconnection with anaesthetic andrespiratory equipment and supplies,related devices and supply sys-tems.

La présente Norme internationaleétablit un vocabulaire des termesutilisés dans le domaine du matérield'anesthésie et de réanimation res-piratoire et des fournitures, des dis-positifs connexes et des systèmesd'alimentation et/ou de distribution.

Diese Internationale Norm legt Be-griffe fest, die in Verbindung mitAnästhesie- und Beatmungs-geräten und deren Versorgungensowie mit verwandten Geräten undVersorgungssystemen verwendetwerden.

NOTE 1 This International Standardis based on standards and drafts whichhave been produced by ISO/TC 121and CEN/TC 215.

NOTE 2 A policy of repeating theterm has been adopted when the termfalls in several categories. When thedefinition changes according to thecontext, the term is cross-referenced.

NOTE 3 In addition to terms anddefinitions used in two of the three offi-cial ISO languages (English andFrench), this International Standardgives the equivalent terms in theGerman language; these are publishedunder the responsibility of the memberbody for Germany. However, only theterms and definitions given in the offi-cial languages can be considered asISO terms and definitions.

NOTE 1 La présente Norme interna-tionale a pour base les normes et pro-jets produits par l'ISO/TC 121 et leCEN/TC 215.

NOTE 2 Le principe de répéter unterme quand celui-ci appartient à plu-sieurs catégories a été adopté. Quand ily a un changement de sens en fonctiondu contexte, ces termes ont desréférences croisées.

NOTE 3 En complément des termesutilisés dans deux des trois langues of-ficielles de l’ISO (anglais et français), laprésente Norme internationale donneles termes équivalents en langue alle-mande; ces termes sont publiés sous laresponsabilité du comité membre alle-mand (DIN). Toutefois, seuls les termeset définitions donnés dans les languesofficielles peuvent être considéréscomme étant des termes et des défini-tions de l’ISO.

ANMERKUNG 1 Dieser Internationa-len Norm liegen Normen und Norm-Entwürfe zugrunde, die vomISO/TC 121 und vom CEN/TC 215 er-stellt wurden.

ANMERKUNG 2 Begriffe mit dersel-ben Benennung wurden mehrmals indie Norm aufgenommen, wenn sie inanderem Zusammenhang verwendetwerden. Wenn die Definitionen dieserBegriffe voneinander abweichen, wirdauf diese Begriffe jeweils verwiesen.

ANMERKUNG 3 Zusätzlich zu denBegriffen in zwei der drei offiziellenSprachen der ISO (Englisch und Fran-zösisch), enthält die vorliegende Inter-nationale Norm die entsprechendenBegriffe in deutscher Sprache; diesewurden auf Verantwortung der Mitglied-körperschaft für Deutschland (DIN)herausgegeben. Es können jedoch nurdie in den offiziellen Sprachen angege-benen Begriffe und Definitionen alsISO-Begriffe und -Definitionen angese-hen werden.




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