Standard Specification for Medical Screwdriver Bits
NORMA vydaná dňa 1.10.2016
Označenie normy: ASTM F116-12(2016)
Dátum vydania normy: 1.10.2016
Kód tovaru: NS-666102
Počet strán: 4
Približná hmotnosť: 12 g (0.03 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
This specification covers the acceptable material and dimensional requirements, and tolerances for bits of screwdrivers used for inserting and removing metal screws applied in surgical implants. The medical screwdrivers are available in the following types: Type I´single-slot bit; Type II´cruciate-slot bit; Type III´cross-slot (modified Phillips) bit; Type IV´hexagonal bit; Type V´square bit; Type VI´hexalobe bit. The bit and shaft portion should be fabricated from either martensitic stainless steel or cold worked cobalt-chromium-tungsten-nickel alloy, as specified. The portions should also meet specified values of Rockwell hardness.
bone screw, orthopaedic medical devices, screwdriver, surgical instruments,, ICS Number Code 11.040.30 (Surgical instruments and materials)
1.1 This specification covers the acceptable dimensions and tolerances for bits of screwdrivers to insert and remove metal screws used as surgical implants.
1.2 This specification is based, in part, upon ISO 8319–1, ISO 8319–2, and ISO 10664.
1.3 The screwdrivers with the bits described in this specification are suitable for use with screws described in Specification , ISO 5835, and ISO 9268.
1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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