... prosthetics wear 02 03 2007 12 03 2009 26 05 2009 2009 American Society of Mechanical Engineers ...

..., as was the case with alumina-on-alumina. 12 02 2008 21 08 2008 02 12 2008 biomechanics bone friction prosthetics wear hip joint simulator friction total hip prosthesis ultra-high molecular weight polyethylene wear The biaxial rocking motion (BRM) simulator ( 1...

... Fourier transforms hydrodynamics lubrication orthopaedics prosthetics viscosity transient elastohydrodynamic lubrication spherical bearing cup inclination angle equivalent discrete spherical convolution (EDSC) model spherical fast fourier transform (SFFT) metal on metal hip joint implant...

... ). Though repeatable and easy to model, these test methods may lack clinical relevance in the knee due to the fact that pin-on-disk testers produce pure sliding motion, whereas the knee bearing sees a nonuniform combination of rolling and sliding ( 13 14 ). Final prosthetic device wear simulation...

... have affected the ease of separation of particles from the bulk bone cement. It was noted that the retrieval from which this PMMA was taken showed severe scratching on both the polyethylene and the tibial tray. 24 06 2005 21 11 2005 wear prosthetics biomechanics polymers bone...

... Particles of Synovial Fluid: Their Ferrographic Analysis and Pathophysiological Significance ,” Bull. Prosthet. Res. 0007-506X , BPR 10-36 , pp. 13 – 26 . Evans , C. H. , Bowen , E. R. , Bowen , J. , Tew , W. P. , and Westcott , V. C. , 1980 , “ Synovial Fluid Analysis...

... arthroplasty. 02 03 2004 06 07 2005 friction wear polymers prosthetics biomechanics biomedical materials mechanical contact There continues to be considerable uncertainty regarding the principal determinants of tribology in total joint arthroplasty articulations employing...

... testing, with periodic assessments of stop/start conditions. Circularly translating pin-on-disk motion, adapted from Saikko ( 16 ). The net effect of the translation is a circular wear track on the disk, represented on the far right. biomedical materials orthopaedics prosthetics polymers...

... OF TRIBOLOGY . Manuscript received February 16, 2004; revision received June 23, 2004. Review conducted by: J. L. Streator. 16 February 2004 23 June 2004 07 04 2005 wear wear resistance transmission electron microscopy scanning electron microscopy prosthetics gamma-ray effects...

... of both the cup inclination angle and the combined flexion-extension and internal-external rotation on the lubrication were analyzed. 17 03 2004 22 03 2005 polymers lubrication prosthetics biomedical materials biomechanics physiological models orthopaedics Elastohydrodynamic...

... (mechanical) fatigue testing prosthetics Ultra high molecular weight polyethylene (UHMWPE or polyethylene) has been employed as a bearing surface in total joint replacements since the 1960s. Typically, total joint arthroplasty involves replacing the problematic joint with a ceramic or metallic...

... February 2003 21 July 2003 19 04 2004 polymers polymer structure gamma-ray effects biomedical materials prosthetics indentation sliding friction biomechanics molecular weight creep transmission electron microscopy wear resistance scanning electron microscopy Total...

...Vesa Saikko In the wear testing of prosthetic joints, the optimal lubricant protein concentration is disputed. The effect of protein concentration of calf serum based lubricant on the wear of ultra-high molecular weight polyethylene against CoCr was studied with a 12-station, circularly translating...

...Michael D. Bryant; Thierry Blanchet; Q. Jane Wang; Timothy C. Ovaert; Ali Erdemir,; George R. Fenske, and; Roger B. Poeppel; Tabrez Ebrahim 19 03 2003 tribology biomedical materials dentistry prosthetics cardiology biomedical equipment professional communication...

.... 22 October 2001 26 February 2001 29 May 2001 prosthetics orthopaedics machine bearings lubrication tribology Ultra-high Molecular Weight Polyethylene bearing materials for human joint replacements are commonly tested using hip and knee simulator machines with bovine...

..., Orlando, FL, October 10–13, 1999. Manuscript received by the Tribology Division February 2, 1999; revised manuscript received June 30, 1999. Paper No. 99-Trib-27. Associate Technical Editor. T. C. Ovaert. 10 October 1999 02 February 1999 30 June 1999 prosthetics artificial limbs...

...: T. C. Ovaert. 10 October 1999 01 March 1999 30 June 1999 polymers prosthetics artificial limbs wear testing oxidation fatigue cracks failure (mechanical) Arthritis of the knee is a crippling disease which can severely limit the mobility of those afflicted...