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. Author manuscript; available in PMC: 2019 Jan 24.
Published in final edited form as: J Arthroplasty. 2016 Jan 30;31(8):1828–1835. doi: 10.1016/j.arth.2016.01.039

Fig. 4.

Fig. 4.

Eight helical CMM scans were taken of 16 inner and 25 outer polyethylene bearing surfaces. The raw scans ranged in size from 60,000 to 105,000 points per surface. CMM, coordinate measuring machine.