ASTM F2313-2008e1 Standard Specification for Poly(glycolide) and Poly(glycolide-co-lactide) Resins for Surgical Implants with Mole Fractions Greater Than or Equal to 70 % Glycolide.pdf
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1、Designation: F 2313 081Standard Specification forPoly(glycolide) and Poly(glycolide-co-lactide) Resins forSurgical Implants with Mole Fractions Greater Than orEqual to 70 % Glycolide1This standard is issued under the fixed designation F 2313; the number immediately following the designation indicate
2、s the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1NOTESection 9.1 was editorially corrected in January 2009
3、.1. Scope1.1 This specification covers both virgin poly(glycolide)resin and poly(glycolide-co-lactide) resin with mole fractionsgreater than or equal to 70 % glycolide. This specification isnot applicable to glycolide:lactide copolymers with molefractions exceeding 30 % lactide.1.2 Since poly(glycol
4、ide) is commonly abbreviated as PGAfor poly(glycolic acid) and poly(lactide) is commonly abbre-viated as PLA for poly(lactic acid), these polymers are com-monly referred to as PGA and PLA:PGA resins for thehydrolytic byproducts to which they respectively degrade.1.3 This specification addresses mate
5、rial characteristics ofboth virgin poly(glycolide) and poly(70 % glycolide-co-lactide) resins intended for use in surgical implants and doesnot apply to packaged and sterilized finished implants fabri-cated from these materials.1.4 As with any material, some characteristics may bealtered by processi
6、ng techniques (such as molding, extrusion,machining, assembly, sterilization, and so forth) required forthe production of a specific part or device. Therefore, proper-ties of fabricated forms of this resin should be evaluatedindependently using appropriate test methods to ensure safetyand efficacy.1
7、.5 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.1.6 This standard may suggest use of hazardous materials,operations, and equipment. This standard does not purport toaddress all of the safety concerns, if any, associated with
8、itsuse. It is the responsibility of the user of this standard toestablish appropriate safety and health practices and deter-mine the applicability of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D 1505 Test Method for Density of Plastics by the Density-Gradient Tech
9、niqueD 2857 Practice for Dilute Solution Viscosity of PolymersD 3417 Test Method for Enthalpies of Fusion and Crystal-lization of Polymers by Differential Scanning Calorimetry(DSC)3D 3418 Test Method for Transition Temperatures and En-thalpies of Fusion and Crystallization of Polymers byDifferential
10、 Scanning CalorimetryD 3536 Test Method for Molecular Weight Averages andMolecular Weight Distribution by Liquid Exclusion Chro-matography (Gel Permeation ChromatographyGPC)3D 3593 Test Method for Molecular Weight Averages andMolecular Weight Distribution of Certain Polymers byLiquid Size-Exclusion
11、Chromatography (Gel PermeationChromatographyGPC) Using Universal Calibration3D 4603 Test Method for Determining Inherent Viscosity ofPoly(Ethylene Terephthalate) (PET) by Glass CapillaryViscometerE 386 Practice for Data Presentation Relating to High-Resolution Nuclear Magnetic Resonance (NMR) Spectr
12、os-copyE 473 Terminology Relating to Thermal Analysis and Rhe-ologyE 793 Test Method for Enthalpies of Fusion and Crystalli-zation by Differential Scanning Calorimetry1This specification is under the jurisdiction of ASTM Committee F04 onMedical and Surgical Materials and Devices and is the direct re
13、sponsibility ofSubcommittee F04.11 on Polymeric Materials.Current edition approved Aug. 1, 2008. Published September 2008. Originallyapproved in 2003. Last previous edition approved in 2003 as F 2313 03.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Ser
14、vice at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.E 794 Test Method for Melting An
15、d Crystallization Tem-peratures By Thermal AnalysisE 967 Test Method for Temperature Calibration of Differ-ential Scanning Calorimeters and Differential ThermalAnalyzersE 968 Practice for Heat Flow Calibration of DifferentialScanning CalorimetersE 1142 Terminology Relating to Thermophysical Properti
16、esE 1252 Practice for General Techniques for Obtaining In-frared Spectra for Qualitative AnalysisE 1356 Test Method for Assignment of the Glass TransitionTemperatures by Differential Scanning CalorimetryE 1994 Practice for Use of Process Oriented AOQL andLTPD Sampling PlansF 748 Practice for Selecti
17、ng Generic Biological Test Meth-ods for Materials and Devices2.2 Other Standards:United States Pharmacopeia (USP) Edition 264ISO 31-8 Physical Chemistry and Molecular Physics, Part8: Quantities and Units5ISO 11357 PlasticsDifferential Scanning Calorimetry(DSC)5ICH Q3C(R3) International Conference on
18、 Harmonisationof Technical Requirements for Registration of Pharmaceu-ticals for Human Use, Quality Guideline: Impurities:Residual Solvents621 CFR 820, United States Code of Federal Regulations,Title 21Food and Drugs Services, Part 820QualitySystem Regulation7ANSI/ISO/ASQ Q9000-2000, Quality Managem
19、ent Sys-tems; Fundamentals and Vocabulary5ANSI/ISO/ASQ Q9001-2000, Quality Management Sys-tems; Requirements5NIST Special Publication SP811 Guide for the Use of theInternational System of Units (SI)83. Terminology3.1 Definition:3.1.1 virgin polymer, nthe initially delivered form of apolymer as synth
20、esized from its monomers and prior to anyprocessing or fabrication into a medical device.4. Materials and Manufacture4.1 All raw monomer components and other materialscontacting either the raw monomer(s) or resin product shall beof a quality suitable to allow for use of such resin in themanufacture
21、of an implantable medical product. Such qualityincludes adequate control of particles and other potentialcontaminants that may affect either the toxicity of or the cellresponse to the as-implanted or degrading final product.4.2 All polymer manufacturing (including monomer han-dling, synthesis, pelle
22、tization/grinding and all subsequent)shall be undertaken under conditions suitable to allow for useof such resin in the manufacture of an implantable medicalproduct.5. Chemical Composition5.1 Polymers covered by this specification shall be com-posed either of glycolide, or of a combination of glycol
23、ide andlactide where the lactide content does not exceed 30 % molefraction (34.7 % by mass). To ensure such composition and theattainment of the desired properties, the following tests are tobe conducted.5.2 Chemical Identification:5.2.1 The identity of the virgin polymer shall be confirmedeither by
24、 infrared,1H-NMR, or13C-NMR spectroscopy.5.2.2 Infrared Identification:5.2.2.1 Identity of either poly(glycolide) homopolymer orpoly(glycolide-co-lactide) copolymer may be confirmedthrough an infrared spectrum exhibiting major absorptionbands only at the wavelengths that appear in a suitablereferenc
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