The In Vivo Linear and Volumetric Wear of Hip Resurfacing Implants Revised for Pseudotumor by Siôn Glyn-Jones, Anne Roques, Adrian Taylor, Young-Min Kwon,

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Presentation transcript:

The In Vivo Linear and Volumetric Wear of Hip Resurfacing Implants Revised for Pseudotumor by Siôn Glyn-Jones, Anne Roques, Adrian Taylor, Young-Min Kwon, Peter McLardy- Smith, Harinderjit S. Gill, William Walter, Mike Tuke, and David Murray J Bone Joint Surg Am Volume 93(23): December 7, 2011 ©2011 by The Journal of Bone and Joint Surgery, Inc.

Scatter plots demonstrating the relationship between wear and (Fig. 1-a) cup abduction, (Fig. 1- b) cup anteversion, and (Fig. 1-c) femoral head-neck ratio, respectively. Siôn Glyn-Jones et al. J Bone Joint Surg Am 2011;93: ©2011 by The Journal of Bone and Joint Surgery, Inc.

Box-and-whisker plots showing the femoral component (head) and acetabular component (cup) linear wear rate (Figs. 2-a and 2-d) and volumetric wear rate (Figs. 2-b and 2-c). Siôn Glyn-Jones et al. J Bone Joint Surg Am 2011;93: ©2011 by The Journal of Bone and Joint Surgery, Inc.

Optical profilometry (Artificial Hip Profiler) images showing edge wear on the left and polar (normal) wear on the right. Siôn Glyn-Jones et al. J Bone Joint Surg Am 2011;93: ©2011 by The Journal of Bone and Joint Surgery, Inc.

Figs. 4-a and 4-b Box-and-whisker plots. Siôn Glyn-Jones et al. J Bone Joint Surg Am 2011;93: ©2011 by The Journal of Bone and Joint Surgery, Inc.

Histogram showing the distribution of data for the linear femoral component wear rate in the pseudotumor and control groups. Siôn Glyn-Jones et al. J Bone Joint Surg Am 2011;93: ©2011 by The Journal of Bone and Joint Surgery, Inc.