用阴极沉积法,以模拟体液(R-SBF)与Ca(NO3)2·4H2O-NH4H2PO4盐溶液(CP溶液)作为电解液,在经抛光后的钛片表面沉积生物活性Ca-P涂层.结果表明:在两种电解液中沉积的Ca-P涂层形貌不同;沉积层都是含有CO32-的Ca-P盐;两种Ca-P涂层的晶体结构有一定区别,在RSBF中沉积的涂层由磷酸八钙(OCP)和无定型磷灰石组成,在CP溶液中沉积的涂层除了磷酸八钙和无定型的磷灰石外,还含有少量羟基磷灰石(HA).
参考文献
| [1] | Park J B;Lakes R S.Biomaterials:an Introduction[M].New York:Plenum Press,1992:89. |
| [2] | Lange G L;Donath K.[J].Biomaterials,1989(10):121. |
| [3] | Zhang Qi Yi;Leng Yang.[J].Biomaterials,2005(26):3853. |
| [4] | Pilliar R M.[J].J Biomed Master Res:Appl Biomater,1987(21):1. |
| [5] | Lu X;Leng Y;Zhang X D.[J].Biomaterials,2005(26):1973. |
| [6] | Nguyen HQ;Deporter DA;Pilliar RM;Valiquette N;Yakubovich R .The effect of sol-gel-formed calcium phosphate coatings on bone ingrowth and osteoconductivity of porous-surfaced Ti alloy implants.[J].Biomaterials,2004(5):865-876. |
| [7] | Weng J;Wang M;Zhang X D.[J].Key Engineering Materials,2001(192-195):299. |
| [8] | Leng Y;Chen J;Qu S .TEM study of calcium phosphate precipitation on HA/TCP ceramics.[J].Biomaterials,2003(13):2125-2131. |
| [9] | Oyane A;Kim H M;Furuya T.[J].Journal of Biomedical Materials Research,2003(65A):188. |
| [10] | Ban S J;Maruno S G.[J].Biomaterials,1998(19):1245. |
| [11] | Wen HB.;de Wijn JR.;Cui FZ.;de Groot K.;van den Brink J. .Crystal growth of calcium phosphate on chemically treated titanium[J].Journal of Crystal Growth,1998(4):616-623. |
| [12] | 段友容,王朝元,陈继镛,张兴栋.磷酸钙陶瓷在不同动物的模拟体液中类骨磷灰石的形成研究[J].无机材料学报,2002(06):1239-1244. |
| [13] | Lu Xiong;Leng Yang.[J].Biomaterials,2004(25):1779. |
| [14] | Prado Da Silva M H;Lima J H C;Soares G A.[J].Surface and Coatings Technology,2001(137):270. |
| [15] | Nelson D G A;Barry J C;Shields C P.[J].Journal of Colloid and Interface Science,1989(130):476. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%