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THE EVALUATION OF DIMENSIONAL AND SHAPE ACCURACY OF FRICTION PAIR ELEMENTS: BALL-CUP

Niemczewska-Wójcik Magdalena, Krawczyk Marcin, Wójcik Artur

Abstract

The paper presents the principles and stages of forming a ball (metal head component) and a cup (polymeric acetabular component) constituting an artificial hip joint in the finishing process. The requirements of the standard specification ASTM F2033-12 concerning a method for measuring permissible limits of departure from roundness and roundness tolerance of examined elements were discussed. The obtained measurement results were analyzed and evaluated, on the basis of which conclusions were drawn and directions for further research were indicated.

Keywords
hip joint implant, finishing process, ASTM F2033-12, departure from roundness
Download
IMEKO-WC-2015-TC14-306.pdf
DOI
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IMEKO TC
TC14 - Measurement of Geometrical Quantities

Event details

Event
XXI IMEKO World Congress
Place
Prague, CZECH REPUBLIC
Time
30 August 2015 - 4 September 2015
Website
http://imeko2015.org/

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