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Working toward a standard practice for torque calibration that would reduce laboratory inconsistencies and uncertainties has led to the approval of a new ASTM International standard, E2428 , Practice for Calibration of Torque-Measuring Instruments for Verifying the Torque Indication of Torque Testing Materials. The new standard was developed by Subcommittee E28.01 on Calibration of Mechanical…
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A new ASTM International standard provides testing procedures for devices that can be used to treat spinal disorders while allowing for continued joint movement. The standard, ASTM F2624 , Test Method for Static, Dynamic and Wear Assessment of Extra-Discal Spinal Motion-Preserving Implants, was developed by Subcommittee F04.25 on Spinal Devices, part of ASTM International Committee F04 on Medical…
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Technical advancements in both tissue engineering and bone substitute materials have resulted in a great increase in the number of tissue-engineered medical products available on the market. Many of these new products are mineral-based, often using calcium phosphate scaffolds. While there are some general standards on scaffolds in tissue-engineered medical products, a comprehensive standard on…
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ASTM International Committee F04 on Medical and Surgical Materials and Devices is developing a proposed new standard that will help the medical device industry with the measurement and reporting of vascular stent radial stiffness and strength. The proposed standard, WK15227 , Test Methods for Radial Stiffness and Strength of Balloon Expandable Stents, is under the jurisdiction of Subcommittee F04…
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A new ASTM International standard describes a variety of methods that can be used to determine the index of refraction and dispersion of glass. The standard, C 1648 , Guide for Choosing a Method for Determining the Index of Refraction and Dispersion of Glass, will be useful to manufacturers of glass and glass products as well as designers of products in which glass is a critical component. C 1648…
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ASTM International standards E 10 , Test Method for Brinell Hardness of Metallic Materials, and E 18 , Test Methods for Rockwell Hardness of Metallic Materials, have both recently undergone extensive revisions. Both standards are under the jurisdiction of Subcommittee E28.06 on Indentation Hardness Testing, which is part of ASTM International Committee E28 on Mechanical Testing. “The intention…
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Understanding how blood within a human body will interact with any substance with which it comes in contact is a crucial part of any medical process. A new practice recently approved by ASTM International Committee F04 on Medical and Surgical Materials and Devices is one of a series of standards that evaluates the complement activating properties of solid materials intended for use in contact…
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A new standard, developed by ASTM International Committee F04 on Medical and Surgical Materials and Devices, establishes performance requirements for single-use, enteral feeding devices with retention balloons. These devices are used by medical professionals to provide nutrition or administer medication to patients through a natural orifice (nasal, oral, transluminal) or through a surgically…
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A new ASTM International standard will assist aerospace companies that are purchasing fine grain titanium alloys. The standard, E 2448, Test Method for Determining the Superplastic Properties of Metallic Sheet Materials, has been developed by ASTM Subcommittee E28.02 on Ductility and Flexure Testing, which is under the jurisdiction of Committee E28 on Mechanical Testing. According to Peter…
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ASTM International Committee F04 on Medical and Surgical Materials and Devices is now developing a proposed new standard, WK8619, Test Method for the Measurement of Crystallinity and Melting Point of Ultra High Molecular Weight Polyethylene via Differential Scanning Calorimetry. The proposed test method, under the jurisdiction of Subcommittee F04.15 on Material Test Methods, will focus on the…