.... 10 12 2010 13 08 2011 20 09 2011 20 09 2011 bending biomechanics bone durability finite element analysis kinematics orthopaedics polymers prosthetics rods (structures) titanium PEEK polyetheretherketone lumbar fusion semi-rigid dynamic stabilization...

... stress (WSS) on scaffold microstructural surfaces for promoting cellular response and attachment efficacy. Recently, its role in shear-induced erosion of polymer scaffold has also drawn increasing attention. This paper proposes a bi-directional evolutionary structural optimization (BESO) approach...

...-9140-9 Tanaka , Y. , Morishima , K. , Shimizu , T. , Kikuchi , A. , Yamato , M. , Okano , T. , and Kitamori , T. , 2006 , “ Demonstration of a PDMS-Based Bio-Microactuator Using Cultured Cardiomyocytes to Drive Polymer Micropillars ,” Lab Chip 1473-0197 , 6 ( 2...

... expansion of the device. The proximal end of the cylinder was clamped around a nylon insert and held rigidly with a supported retort stand. Stiff polymer strings which had previously been attached around the circumference of the topmost stent-graft were then attached to the force gauge (Mecmesin BFG 50 N...

... polymers prosthetics knee injury prosthesis computational model contact pressure cadaver meniscectomy The menisci are semilunar wedge-shaped structures that play critical roles in the load distribution, shock absorption, and joint congruity in the knee ( 1 2 3 ). Meniscal tears...

... of Physiologically Relevant Cross-Shear Wear Phenomena on Orthopaedic Bearing Materials Using the Max-Shear Wear Testing System ,” ASME J. Tribol. 0742-4787 10.1115/1.2000272 , 127 ( 4 ), pp. 740 – 749 . biomechanics biomedical materials digital simulation kinematics medical computing polymers...

... to malaligned implant components. Thus, ulnar component loosening may be attributed to changes in the kinematics at the joint, resulting from either implant malpositioning or suboptimal component design ( 6 7 8 ). biomedical materials bone diseases kinematics orthopaedics polymers prosthetics...

... surrogates for scratch angle-dependent wear. For more information on EPAPS, see http://www.aip.org/pubservs/epaps.html . 25 01 2005 24 04 2008 24 10 2008 abrasion abrasives adhesives biomedical materials finite element analysis polymers prosthetics sliding friction stress...

...Takashi Kandori; Toshiyuki Hayase; Kousuke Inoue; Kenichi Funamoto; Takanori Takeno; Makoto Ohta; Motohiro Takeda; Atsushi Shirai In recent years a diamond-like carbon (DLC) film and a 2-methacryloyloxyethyl phosphorylcholine (MPC) polymer have attracted attention as coating materials...

... on Femoral Heads ,” J. Mater. Sci.: Mater. Med. 0957-4530 , 11 , pp. 163 – 174 . Briscoe , B. J. , Evans , P. D. , Pellio , E. , and Sinha , S. K. , 1996 , “ Scratching Maps for Polymers ,” Wear 0043-1648 10.1016/S0043-1648(96)07314-0 , 200 , pp. 137 – 147 . Zhou...

... Medical Division, Nakashima Propeller Co., Ltd., Japan. 31 07 2006 11 05 2007 05 02 2008 biomedical materials bone gait analysis iterative methods orthopaedics polymers prosthetics wear testing dynamic contact simulation computational wear prediction knee...

... method was used to predict tissue level stresses and strains within the construct resulting from the applied in vivo load. The largest principal strains in the polymer were distributed about a modal value of − 0.24 % with strains in the interstitial space being about five times greater. Von Mises...

... engineered tissues. Here, cell-polymer constructs for engineered cartilage have been fabricated by seeding chondrocytes within three-dimensional scaffolds of biodegradable polymers. During culture, synthetic scaffolds degraded passively as the cells assembled an extracellular matrix (ECM) composed primarily...

.... Error in force as a function of the ratio of equivalent deflection to tip radius 12 06 2006 15 11 2006 tissue engineering cellular biophysics indentation biomechanics biomedical materials polymers gels elasticity atomic force microscopy Young's modulus mechanical testing...

... to optimize glenoid component design against abrasive wear through the use of high conformity designs, possessing a polyethylene thickness of at least 6 mm . artificial limbs abrasion failure (mechanical) bone orthopaedics kinematics biomechanics polymers biomedical materials stress analysis...

... 2005 gait analysis prosthetics biomedical materials finite element analysis wear polymers deformation elasticity Joint kinematics and contact mechanics substantially influence the short- and long-term performance of current total knee replacement (TKR) devices. Although...

...Niels Grabow; Martin Schlun; Katrin Sternberg; Nico Hakansson; Sven Kramer; Klaus-Peter Schmitz Background: The development of endoluminal stents from polymeric materials requires an understanding of the basic mechanical properties of the polymer and the effects of manufacturing and sterilization...

... with 36% more surface area reduced contact stress and von Mises stresses at the center of the polyethylene component by 17%. prosthetics polymers finite element analysis biomechanics boundary-value problems bone orthopaedics stress analysis Design goals for the implant system include low...

... coupled to the gel-forming materials would also enhance the overall mechanical properties of the gels. To test this hypothesis, alginate polymers were modified with RGDSP-containing peptides and the resultant polymer was used to encapsulate C2C12 myoblasts. The mechanical properties of these gels were...

... friction polymers biomechanics wear bone In order to answer the above hypothesis, this study was divided into three objectives: determine the dynamic coefficients of friction μ d of representative UHMWPEs, study the influence of friction gradients in PE and XPE using a Hertzian...