采用UMT-Ⅱ型多功能摩擦磨损试验机研究了不同接触尺度下PVA/HA复合水凝胶的滑动摩擦行为,并利用有限元模拟方法对PVA/HA复合水凝胶的滑动摩擦机理进行了探讨.结果表明:滑动过程中PVA/HA复合水凝胶的平均摩擦力、平均摩擦因数及变形深度随接触压头直径的增加逐渐减小,而随着接触载荷呈逐渐增加的趋势;随着接触压头直径的增加,液相的承载能力增大,从而平均摩擦力、变形深度减小;随着接触载荷的增加,液相流失增加,液相的承载力降低,从而平均摩擦力、变形深度增大.
参考文献
| [1] | Takao M;Uchio Y;Kakimaru H;Kumahashi N;Ochi M.Arthroscopic drilling with debridement of remaining cartilage for osteochondral lesions of the talar dome in unstable ankles.[J].American Journal of Sports Medicine,20042(2):332-336. |
| [2] | A. Kobayashi;W. Bonfield;Y. Kadoya;T. Yamac;M. A. R. Freeman;G. Scott;P. A. Revell.The size and shape of particulate polyethylene wear debris in total joint replacements[J].Proceedings of the Institution of Mechanical Engineers, Part H. Journal of Engineering in Medicine,1997H1(H1):11-15. |
| [3] | Stuart B. Goodman;Yong Song;Juh Yung Yoo.Local infusion of FGF-2 enhances bone ingrowth in rabbit chambers in the presence of polyethylene particles[J].Journal of biomedical materials research, Part B. Applied biomaterials,20034(4):454-461. |
| [4] | Gemma Leone;Alessandra Bidini;Stefania Lamponi;Agnese Magnani.States of water, surface and rheological characterisation of a new biohydrogel as articular cartilage substitute[J].Polymers for advanced technologies,20139(9):824-833. |
| [5] | 范志恒;周莉;欧阳君君;罗仲宽;李妙妙.化学-物理法制备聚乙烯醇/壳聚糖/纳米羟基磷灰石复合水凝胶及其性能[J].应用化学,2014(1):61-64. |
| [6] | Lian, Z.;Ye, L..Effect of PEO on the network structure of PVA hydrogels prepared by freezing/thawing method[J].Journal of Applied Polymer Science,20135(5):3325-3329. |
| [7] | J.S. Gonzalez;V.A. Alvarez.Mechanical properties of polyvinylalcohol/hydroxyapatite cryoge! as potential artificial cartilage[J].Journal of the mechanical behavior of biomedical materials,2014:47-56. |
| [8] | Maiolo, A.S.;Amado, M.N.;Gonzalez, J.S.;Alvarez, V.A..Development and characterization of Poly (vinyl alcohol) based hydrogels for potential use as an articular cartilage replacement[J].Materials science & engineering, C. Biomimetic and supramolecular systems,20126(6):1490-1495. |
| [9] | 张德坤;葛世荣;沈艳秋.聚乙烯醇/羟基磷灰石复合水凝胶的摩擦磨损机理研究[J].中国科学E辑,2009(4):713-719. |
| [10] | Chan SM;Neu CP;Komvopoulos K;Reddi AH.Dependence of nanoscale friction and adhesion properties of articular cartilage on contact load.[J].Journal of Biomechanics,20117(7):1340-1345. |
| [11] | 高立军;高瑾;李晓刚;林均利;曹汉辉.PVA水凝胶在不同人体模拟液中的压缩蠕变行为[J].北京科技大学学报,2014(2):213-217. |
| [12] | 刘志明;吴鹏;谢成;王海英;孟围.聚乙烯醇/纳米纤维素/聚乙烯醇的层层自组装及表征[J].材料工程,2013(1):45-51. |
| [13] | 舒静;冯晓荟;郑丽娜;桑希勤;王丹丹.壳聚糖基三元智能水凝胶的制备及其敏感性[J].材料工程,2013(3):67-70,76. |
| [14] | Nobuo Sakai;Yuichiro Hagihara;Tsukasa Furusawa;Natsuko Hosoda;Yoshinori Sawae;Teruo Murakami.Analysis of biphasic lubrication of articular cartilage loaded by cylindrical indenter[J].Tribology International,20121(1):225-236. |
| [15] | Graindorge S;Ferrandez W;Jin Z;Ingham E;Grant C;Twigg P;Fisher J.Biphasic surface amorphous layer lubrication of articular cartilage.[J].Medical engineering and physics,200510(10):836-844. |
| [16] | Kai Chen;Dekun Zhang;Zuming Dai;Songquan Wang;Shirong Ge.Research on the Interstitial Fluid Load Support Characteristics and Start-Up Friction Mechanisms of PVA-HA-Silk Composite Hydrogel[J].仿生工程学报（英文版）,2014(3):378-388. |
| [17] | Chen, Kai;Zhang, Dekun;Cui, Xiaotong;Wang, Qingliang.Research on swing friction lubrication mechanisms and the fluid load support characteristics of PVA-HA composite hydrogel[J].Tribology International,2015:412-419. |
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