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本文(ASTM F452-1976(2008) Standard Specification for Preformed Cranioplasty Plates《预制头骨形成板的标准规范》.pdf)为本站会员(周芸)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASTM F452-1976(2008) Standard Specification for Preformed Cranioplasty Plates《预制头骨形成板的标准规范》.pdf

1、Designation: F 452 76 (Reapproved 2008)Standard Specification forPreformed Cranioplasty Plates1This standard is issued under the fixed designation F 452; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A

2、number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers preformed cranioplasty plateswhich do not require further alteration for covering skulldefects. This specifi

3、cation covers compositional and physicalperformance and packaging requirements, but does not covertoxicity nor biocompatibility of the materials.2. Referenced Documents2.1 ASTM Standards:2F56 Specification for Stainless Steel Sheet and Strip forSurgical Implants3F75 Specification for Cobalt-28 Chrom

4、ium-6 MolybdenumAlloy Castings and Casting Alloy for Surgical Implants(UNS R30075)F86 Practice for Surface Preparation and Marking of Me-tallic Surgical ImplantsF 139 Specification for Wrought 18Chromium-14Nickel-2.5Molybdenum Stainless Steel Sheet and Strip for Surgi-cal Implants (UNS S31673)2.2 Am

5、erican Society for Quality (ASQ) Standard:ASQ C1 Specifications of General Requirements for aQuality Program43. Materials3.1 Cranioplasty plates conforming to this specificationshall be fabricated from materials described in the latest issueof Specifications F56, Grade 2, F75,orF 139, Grade 2. Theco

6、ndition of the material (such as, annealed, cold finished, andso forth) should be specified in the purchase order.4. Dimensions and Tolerances4.1 Cranioplasty plates conforming to this specificationshall be fabricated in a variety of dimensions to accommodate,without further alteration, various size

7、d skull defects.4.2 Shape shall be contoured so as to re-establish the normalconfiguration and symmetry of the skull at various anticipatedsites of defect such as the parietal bosses, the inion, the brow,the linea temporalis, and so forth.4.3 Plates shall contain multiple perforations (see Fig. 1).4

8、.4 Thicknesses and individual shapes shall vary with need.Thickness tolerances shall be as follows:Specified Thickness, in. (mm)Thickness Tolerances,in. (mm)0.005 (0.13) to 0.010 (0.25), incl 610 %0.010 (0.25) to 0.020 (0.51), incl 60.0015 (0.04)0.020 (0.51) to 0.035 (0.89), incl 60.002 (0.05)0.035

9、(0.89) to 0.050 (1.27), incl 60.0025 (0.06)0.050 (1.27) to 0.100 (2.54), incl 60.003 (0.08)5. Finish and Identification5.1 Cranioplasty plates conforming to this specificationshall have their surfaces prepared in accordance with the latestissue of Practice F86. Specific requirements of surface finis

10、h(if any) shall be stated in the purchase order.5.2 The method of marking the plates shall be one of thosespecified in Practice F86.1This specification is under the jurisdiction of ASTM Committee F04 onMedical and Surgical Materials and Devices and is the direct responsibility ofSubcommittee F04.31

11、on Neurosurgical Standards.Current edition approved Feb. 1, 2008. Published March 2008. Originallyapproved in 1976. Last previous edition approved in 2002 as F 452 76 (2002).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For

12、Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.4Available from American Society for Quality (ASQ), 600 N. Plankinton Ave.,Milwaukee, WI 53203, http:/www.asq.org.FIG. 1 Preformed Cranioplasty Plate1Copyright ASTM Internation

13、al, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.6. Precautions6.1 Cranioplasty plates covered by this specification shallnot be reshaped in any manner after manufacture.6.2 Material used to fasten the cranioplasty plates coveredby this specification shall be t

14、he same alloy as the material usedto make the specific plate being installed.7. Packaging and Labeling7.1 Cranioplasty plates conforming to this specificationshall be supplied, packaged in accordance with the appropriaterecommended practice being developed by ASTM CommitteeF04. Minimum packaging and

15、 labeling for cranioplasty platesshall include the following:7.1.1 An insert shall be included in the package for the plateshowing the material from which it was fabricated and includea recommendation against using fasteners other than the samematerial or a recommended substitute to secure the plate

16、 whenimplanted.7.1.2 Labeling shall include the nominal thickness of theplate.8. Quality Program Requirements Quality ProgramRequirements8.1 The manufacturer of cranioplasty plates covered by thisspecification shall maintain a quality program such as, forexample, defined in ASQ C1.9. Keywords9.1 cra

17、nioplasty plates; neurosurgical medical devices/applications; orthopaedic medical devices; bone platesASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that de

18、termination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved

19、or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel t

20、hat your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).F 452 76 (2008)2

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