2004
DOI: 10.1016/s0883-5403(03)00278-x
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In Vivo surface wear mechanisms of femoral components of cemented total hip arthroplasties

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Cited by 77 publications
(77 citation statements)
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References 33 publications
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“…As micromotion occurs at the implant cement interface and the stems subsides, metallic and cement particles are generated due to fretting between cement and the rough surface of the implant. This process releases biologically active cement and metallic particles that we detected in our microscopic analysis and also diminishes the conformity between the implant and the cement, which leads to further loosening and loss of bone stock [17].…”
Section: Discussionmentioning
confidence: 86%
See 1 more Smart Citation
“…As micromotion occurs at the implant cement interface and the stems subsides, metallic and cement particles are generated due to fretting between cement and the rough surface of the implant. This process releases biologically active cement and metallic particles that we detected in our microscopic analysis and also diminishes the conformity between the implant and the cement, which leads to further loosening and loss of bone stock [17].…”
Section: Discussionmentioning
confidence: 86%
“…4). The damage in the surface of the stems was predominantly located in the posteromedial and anterolateral corners as the stems were forced into retroversion after loosening, thus fretting with the cement mantle [7,14,17]. The microscopic examination of the femoral pseudomembrane consistently revealed an inflammatory reaction characterised by the presence of multinucleated giant cells and metallic, cement, and polyethylene deposits.…”
Section: Resultsmentioning
confidence: 99%
“…Fretting-corrosion has been observed in a number of clinical cases on both polished and matte femoral stems (Burston et al, 2012;Fowler et al, 2011;Gie and Ling, 1994;Jasty et al, 1991). Howell et al (Howell et al, 2004) presented a comprehensive study, conducting SEM and 3-D interferometry analysis on both retrieved polished and matte femoral stems, identifying that polished and matte femoral stems present two very different wear mechanisms. Polished stems were seen to exhibit signs of ductile wear accompanied by pitting of the surface, a similar morphology observed in this cohort, whilst matte stems presented evidence of abrasive or truncation wear.…”
Section: Discussionmentioning
confidence: 99%
“…Secondly, surface parameters were used to quantify the degree of wear exhibited on different areas of the stem. The parameters chosen to quantify wear are shown in Table 3, along with a simple explanation of each [25]. Figure 14 demonstrates the location of the 3D interferometry analysis preformed on the polished femoral stems and counterpart PMMA bone cement after 500,000 cycles of cyclic loading.…”
Section: Surface Analysis Of Femoral Stem and Pmma Bone Cement Surfacesmentioning
confidence: 99%
“…These were considered unsuccessful due to high incidences of PMMA induced inflammatory reactions due to abrasion at the interface [6]. Whilst all femoral components display some form of wear and corrosion at revision, the different interfacial conditions produce very different surface morphologies as demonstrated by Howell et al [7]. They noted that blasted femoral stems tend to demonstrate light polishing on the medial and lateral edges, whilst polished femoral stems demonstrate high incidences of fretting related damage.…”
Section: Introductionmentioning
confidence: 99%