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射频磁控溅射法制备的羟基磷灰石涂层体外细菌黏附实验 被引量:1

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摘要 目的:探讨细菌在羟基磷灰石(HA)涂层表面的黏附特性及其可能机制。方法:通过磁控溅射技术在纯钛基体表面制备HA涂层,并应用X线衍射仪(XRD)、水接触角和表面粗糙度研究HA涂层的物理化学特性,同时采用金黄色葡萄球菌的CowanⅠ株(S.aureu)评价HA涂层的细菌黏附性能。结果:HA涂层的XRD谱图可见相对于HA的物相,与纯钛相比,HA涂层表面的水接触角明显降低,而表面粗糙度差异无显著性。HA涂层表面黏附的S.aureu明显少于纯钛表面黏附的细菌。结论:HA涂层与纯钛相比,能降低S.aureu在其表面的黏附,可能与其表面疏水性降低有关。
出处 《实用医学杂志》 CAS 2006年第24期2825-2827,共3页 The Journal of Practical Medicine
基金 福建省卫生教育联合攻关课题资助项目(编号:WKJ2005-2-008)
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  • 1BREME J, STEINHAUSER E, PAULUS G. Commercially pure titanium Steinhauser plate-screw system for maxillofacial surgery [J].Biomaterials, 1988, 9(4): 310 -313.
  • 2NIINOMI M. Fatigue performance and cyto-toxicity of low rigidity titanium alloy, Ti-29Nb-13Ta-4. 6Zr [J]. Biomaterials, 2003, 24( 16): 2673 - 2683.
  • 3ONG J L, BESSHO K, CARNES D L. Bone response to plasma-sprayed hydroxyapatite and radiofrequency-sputtered calcium phosphate implants in vivo [J].Int J Oral Maxillofac Implants,2002,17(4): 581 - 586.
  • 4YANG Y, KIM K H, ONG J. A review on calcium phosphate coatings produced using a sputtering process-an alternative to plasma spraying [J]. Biomaterials 2005, 26(3): 327 - 337.
  • 5WANG H, ELIAZ N, XIANG Z, et al. Early bone apposition in vivo on plasma-sprayed and electrochemically deposited hydroxyapatite coatings on titanium alloy [J]. Biomaterials, 2006, 27 (23): 4192 -4203.
  • 6LIU D P, MAJEWSKI P, O'NEILL B K, et al. The optimal SAM surface functional group for producing a biomimetic HA coating on Ti[J]. J Biomed Mater Res A, 2006, 77(4): 763 - 772.
  • 7ESPOSITO M, HIRSCH J M, LEKHOLM U, et al. Biological factors contributing to failures of osseointegrated oral implants. (Ⅱ).Eliopathogenesis [J]. Eur J Oral Sci, 1998, 106(3): 721 - 764.
  • 8STOODLEY P, KATHJU S, HU F Z, et al. Molecular and imaging techniques for bacterial biofilms in joint arthroplasty infections [J].Clin Orthop Relat Res, 2003 (437): 31 -40.
  • 9OLOFSSON A C, HERMANSSON M, ELWING H. N-acetyl-L-cysteine affects growth, extracellular polysaccharide production, and bacterial biofilm formation on solid suffaces [J]. Appl Environ Microbiol, 2003, 69 (8): 4814 - 4822.
  • 10SALERNO M B, LOGAN B E, VELEGOL D. Importance of molecular details in predicting bacterial adhesion to hydrophobic surfaces [J]. Langmuir, 2004, 20(24): 10625 - 10629.

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