BS 8447-2005 Anaesthetic and respiratory equipment - Hook-on fittings for the attachment of vaporizers to an anaesthetic gas delivery device《麻醉和呼吸设备 麻醉气体传输装置雾化器附件用钩接式配件》.pdf

1、BRITISH STANDARD BS 8447:2005 Anaesthetic and respiratory equipment Hook-on fittings for the attachment of vaporizers to an anaesthetic gas delivery device ICS 11.040.10 BS 8447:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 June 200

2、5 BSI 29 June 2005 The following BSI references relate to the work on this standard: Committee reference CH/121/1 Draft for comment DC 04/30025858 ISBN 0 580 46338 9 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee CH/121,

3、 Anaesthetic and respiratory equipment, to Subcommitteee CH/121/1, Breathing attachments and anaesthetic machines, upon which the following bodies were represented: Association of Anaesthetists of Great Britain and Ireland Trade Association for Anaesthetic and Respiratory Equipment (BAREMA) Guild of

4、 Healthcare Pharmacists Institution of Mechanical Engineers Institute of Physics and Engineering in Medicine Medicines and Healthcare Products Regulatory Agency Royal College of Anaesthetists Co-opted members Amendments issued since publication Amd. No. Date Text affectedBS 8447:2005 BSI 29 June 200

5、5 iii Contents Page Committees responsible Inside front cover Foreword iv 1S c o p e 1 2 Normative references 1 3 Terms and definitions 1 4 Dimensions for hook-on vaporizer fittings and interlocking pins 1 Bibliography 6 Figure 1 Dimensions of Type A fittings on the anaesthetic gas delivery device 2

6、 Figure 2 Dimensions of Type A vaporizer manifold fittings 3 Figure 3 Dimensions of Type B fittings on the anaesthetic gas delivery device 4 Figure 4 Dimensions of Type B vaporizer manifold fittings 5BS 8447:2005 iv BSI 29 June 2005 Foreword This British Standard has been prepared by Subcommittee CH

7、/121/1. This British Standard specifies dimensions and tolerances for hook-on fittings for manufacturers to produce such devices to consistent dimensions, to enable safe interchangeability within each type and to minimize leakage of anaesthetic agent. Requirements for the performance of the connecti

8、on between vaporizers and anaesthetic gas delivery devices are given in BS EN 740. This publication does not purport to include all the necessary provisions of a contract. Users are responsbile for its correct application. Compliance with a British Standard does not of itself confer immunity from le

9、gal obligations.Summary of pages This document comprises a front cover, an inside front cover, pages i to iv, pages 1 to 6 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.BS 8447:2005 BSI 29 June 2005 1 1 Scope This British Standard s

10、pecifies dimensions for two types of hook-on fitting, including interlocking pins, for use in connecting vaporizers to anaesthetic gas delivery devices. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the ed

11、ition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. BS EN ISO 4135, Anaesthetic and respiratory equipment Vocabulary. 3 Terms and definitions For the purposes of this British Standard the definitions given in BS EN ISO 4135 a

12、pply, together with the following. 3.1 hook-on fitting specific interface between a vaporizer and an anaesthetic gas delivery device that allows the removal of a vaporizer from its position of use without the use of tools 3.2 interlocking pin pin that is activated when a vaporizer is turned on and p

13、revents any adjacent vaporizers being turned on simultaneously 4 Dimensions for hook-on vaporizer fittings and interlocking pins 4.1 Type A The dimensions of hook-on fittings of type A shall be in accordance with Figure 1 and Figure 2. The female part of the spring fastener (item 1, Figure 1) shall

14、be set along the centre line of the bore and shall be 7 mm in diameter with a specification of DZUS 1)s-spring s4-200. The male part of the spring fastener (item 6, Figure 2) shall be a DZUS 1)standard size 4 cam profile. The “O” ring (item 2, Figure 1) shall have an inside diameter of 14 mm, a cros

15、s-sectional area of 2.62 mm 2 and a shore hardness of 40 to 50, and shall be made of nitrate, viton or neoprene. The pin hole (item 7, Figure 2) for the locating pin (item 3, Figure 1) shall have a diameter of 8 mm and a depth of 7 mm. 4.2 Type B The dimensions of hook-on fittings of type B shall be

16、 in accordance with Figure 3 and Figure 4. The locking pin (item 5, Figure 3) shall be 50 mm long in its “unlocked” position. The sprung shaft (item 1, Figure 4) shall latch with the locking clip (item 3, Figure 3). . 1) DZUS is a trade mark owned by DZUS Fasteners, Farnham Trading Estate, Farnham,

17、Surrey GU9 9PL. This information is given for the convenience of users of this standard and does not constitute an endorsement by BSI of the product named. Equivalent products may be used if they can be shown to lead to the same results.BS 8447:2005 2 BSI 29 June 2005 Dimensions in millimetres a) Pl

18、an view b) Front view c) Sectional view through spring fastener and dimensions to second position Key 1 Spring fastener 4 Spacer button 6 To second position 2 “O” ring 5 Section through spring fastener 7 Height of vaporizer pin 3 Locating pin Figure 1 Dimensions of Type A fittings on the anaesthetic

19、 gas delivery device 38.65 70.1 11.5 8 2.8 3.2 69.9 28 38.35 24.2 23.8 25.1 20 16.55 1 2 4 3 2 3 5 4 15.6 15.4 27.0 28.0 14.2 13.5 14.3 2 3 4 2 50.3 49.7 (9) (9) 22 2 5 6 1 7BS 8447:2005 BSI 29 June 2005 3 Dimenions in millimetres a) Front view b) Plan view c) Sectional view Key 1 Vaporizer on 3 Int

20、erlocking pin 5 Front face 7 Locating pin hole 2 Vaporizer off 4 Chamfer optional 6 Spring fastener Figure 2 Dimensions of Type A vaporizer manifold fittings 64.5 9.3 127 2 x 45 125 62.5 120 8.7 1 2 2 5 6 4 3 3 15.3 6 14.7 7 6 3 3 11 1.8 1.6 22.0 16.1 5.5 15.9 10 9 6 22.5BS 8447:2005 4 BSI 29 June 2

21、005 Dimensions in millimetres a) Plan and side view b) Front view Sectional view through AA Key 1 Edge of machine 3 Locking clip 5 Locking pin 2 Outlet pin 4 Inlet pin 6 Vaporizer body Figure 3 Dimensions of Type B fittings on the anaesthetic gas delivery device 8.0 100.0 70.0 70.0 74.9 52.1 80.0 15

22、.0 26 51.9 1 2 4 2 4 5 3 6 30.0 15.5 2.0 14.8 AA 41.3 20.0 53.7 2 4 2 4 B B A - ABS 8447:2005 BSI 29 June 2005 5 Dimensions in millimetres a) Front view b) Plan view Sectional view through AA Key 1 Sprung shaft Figure 4 Dimensions of Type B vaporizer manifold fittings A 33.0 16.5 A 12.0 1.5 10.0 (2.

23、0) 8.0 7.5 5.5 5.0 B 1 16.1 15.9 22.1 21.9 3.3 B A - ABS 8447:2005 6 BSI 29 June 2005 Bibliography BS EN 740:1999, Anaesthetic workstations and their modules Particular requirements.blankBS 8447:2005 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent na

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