Total hip replacement | Which Medical Device
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The Tritanium Acetabular Cup from Stryker is an acetabular shell manufactured from Tritanium which is a proprietary commercially pure Titanium matrix. Stryker report the shell has 72% porosity, a coefficient of friction of 1.01 and an average pore size of 546 microns. Clinical trials...
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The COLLO-MIS femoral stem is a collarless bone preserving femoral stem. It is proximally tapered and has reduced cross-section distally and is HA coated. We are not aware of published results at the present time. Do you have experience of the COLLO-MIS femoral stem ? Tell us...
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The TaperLoc Microplasty from Biomet is a short femoral stem which is essentially a shortened version of the Taperloc stem (35mm shorter). This is a collarless, flat tapered wedge design, made from porous, plasma sprayed titanium. Lombardi et al give some useful advice for insertion. They...
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The Corail stem has been in clinical use since the 1980s. It is a fully hydroxy-apatite coated (150 micron thickness) non-porous forged titanium alloy stem. The design includes a proximal trapexoidal cross section, intended to resist axial/torsional stresses and promote initial stability, and a...
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The CFP (Collum Femoris Preserving) stem is a collared, curved short stem device designed for minimally invasive implantation. It is a modification of the stem originally designed by Pipino in the early 1980s, the design aims of which included rotational stability by triplanar fixation,...
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