Standard Historical Last Updated: Jul 25, 2023 Track Document
ASTM F1609-08(2014)

Standard Specification for Calcium Phosphate Coatings for Implantable Materials

Standard Specification for Calcium Phosphate Coatings for Implantable Materials F1609-08R14 ASTM|F1609-08R14|en-US Standard Specification for Calcium Phosphate Coatings for Implantable Materials Standard new BOS Vol. 13.01 Committee F04
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Abstract

This specification covers the material requirements for calcium phosphate coatings for surgical implant applications. In particulate and monolithic form, the calcium phosphate materials system has been well-characterized regarding biological response and laboratory characterization. This specification includes hydroxylapatite coatings, tricalcium phosphate coatings, or combinations thereof, with or without intentional minor additions of other ceramic or metallic, and applied by methods including, but not limited to, the following: mechanical capture, plasma spray deposition, dipping/sintering, electrophoretic deposition, porcelainizing, and sputtering. Substrates may include smooth, porous, textured, and other implantable topographical forms. This specification excludes organic coatings that may contain calcium and phosphate ionic species. Materials shall be tested and the individual grades shall conform to chemical requirements such as elemental analysis for calcium and phosphates, and intentional additions, trace element analysis for hydroxylapatite and beta tricalcium phosphate; crystallographic characterization such as Fourier Transform infrared spectroscopy, and environmental stability; physical characterization such as coverage of substrate, thickness, porosity, color, surface topography, and density; and mechanical characterization such as tensile bond strength, shear strength, and fatigue strength. The test specimen fabrication and contact with calcium phosphate coatings are also detailed.

Scope

1.1 This specification covers the material requirements for calcium phosphate coatings for surgical implant applications.

1.2 In particulate and monolithic form, the calcium phosphate materials system has been well-characterized regarding biological response (1,2)2 and laboratory characterization (2-4). Several publications (5-10) have documented the in vitro and in vivo properties of selected calcium phosphate coating systems.

1.3 This specification includes hydroxylapatite coatings, tricalcium phosphate coatings, or combinations thereof, with or without intentional minor additions of other ceramic or metallic,3 and applied by methods including, but not limited to, the following: (1) mechanical capture, (2) plasma spray deposition, (3) dipping/sintering, (4) electrophoretic deposition, (5) porcelainizing, and (6) sputtering.

1.4 Substrates may include smooth, porous, textured, and other implantable topographical forms.

1.5 This specification excludes organic coatings that may contain calcium and phosphate ionic species.

1.6 Warning—Mercury has been designated by EPA and many state agencies as a hazardous material that can cause central nervous system, kidney, and liver damage. Mercury, or its vapor, may be hazardous to health and corrosive to materials. Caution should be taken when handling mercury and mercury-containing products. See the applicable product Material Safety Data Sheet (MSDS) for details and EPA’s website (http://www.epa.gov/mercury/faq.htm) for additional information. Users should be aware that selling mercury or mercury-containing products, or both, in your state may be prohibited by state law.

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Details
Book of Standards Volume: 13.01
Developed by Subcommittee: F04.13
Pages: 4
DOI: 10.1520/F1609-08R14
ICS Code: 11.040.40