磷酸钙

Results :The pain reaction of CPC group is much lighter than Zinc bloom Clove oil lodoform Paste Gutta Percha Point group and the successful rate of CPC group is higher than Zinc bloom ...

结果：自固化磷酸钙根管充填剂治疗组根充后反应明显轻于氧化锌丁香油碘仿糊剂牙胶尖根充治疗组，临床治疗成功率高于氧化锌丁香油碘仿糊剂牙胶尖根管充填组(P.05)。

The compressive strength, anti-tensile and rotation strength of the scaffolds were measured by almighty vitodynamics machine. 2、To make biologic safe test of nano-zirconia calcium phosphate scaffolds in vivo and vitro with polyethylene as a negative control and phenylic alcohol of 6.4% as positive control, include cell toxicity test, systemic acute toxic test, hemolysis test, the cytotoxicity and histocompatibility of the scaffolds were evaluated to offer valuable theoretical evidence for clinical safe application.

万能生物力学机测定骨支架的压缩强度、抗拉伸强度和旋转强度。2、以聚乙烯做阴性参照材料、6.4%苯酚溶液做阳性对照材料，对纳米氧化锆/磷酸钙骨支架进行了体内、外生物安全性试验研究，包括细胞毒性试验、全身急性毒性试验、溶血试验，评价其细胞毒性、组织相容性，为确保该材料临床应用的安全性提供有价值的理论依据。

Calc phos is made from the mineral salt found in bone and teeth.

磷酸钙是由骨头和牙齿中的矿物质盐制成的。

Using tin bichloride-glycerol mixed solution as reductant,the determination method of phosphorus content for bioceramic base-material-β-calcium phosphate with phosphomolybdate blue spectrophotometry has been established.

以二氯化锡-甘油混合液作还原剂，建立了用磷钼蓝分光光度法测定生物陶瓷基材β-磷酸钙中磷含量的方法，确定了最佳测定条件。

Methods:Compounding plup-capping agents consisted of erythromycin,metronidazole indomethacin mixed with CPC.Compounding plup-capping agents as direct plup-capping agents were used in 78 exposed plup cases as experitmetal group. Pure calcium hydroxide were in 51 exposed plup cases as controls.

在磷酸钙骨水泥中添加红霉素、甲硝唑、消炎痛形成一个消炎、止痛的药物缓释系统和具有良好生物相容性的盖髓剂，对实验组78例露髓者行直接盖髓，对照组51例用氢氧化钙盖髓，进行临床研究。

Objective To investigate the preparation of a chitosan-encapsulated porus calcium polyphosphate bioceramic so as to provide a feasible approach to repair of the bone defect.

目的探讨壳聚糖膜包裹的多孔聚磷酸钙（calcium polyphosphate，CPP）生物陶瓷的制备方法，为骨缺损的修复提供可行方案。

The in vitro degradation of the crosslinked composites formed by unsaturated polyphosphoester N-vinyl pyrrolidone and β-tricalcium phosphate was investigated and the surface morphology of degradation sample was imaged by scanning electron microscopy.

研究了不饱和聚磷酸酯、N-乙烯基吡咯烷酮与β-磷酸钙交联复合体系的体外降解过程，并用扫描电镜观察了降解一定时间后试样表面的形貌结构。

The in vitro degradation of the crosslinked composites formed by unsaturated polyphosphoester、N-vinyl pyrrolidone and β-tricalcium phosphate was investigated and the surface morphology of dagradation sample was imaged by scanning electron microscopy.

研究了不饱和聚磷酸酯、N-乙烯基吡咯烷酮与β-磷酸钙交联复合体系的体外降解过程，并用扫描电镜观察了降解一定时间后试样表面的形貌结构。

MATERIALS: CPC was supplied by Shanghai Rebone Biomaterials Co., Ltd.

材料：磷酸钙骨水泥由上海瑞邦公司提供。

To evaluate the remineralization effect of casein phosphopeptide amorphous calcium phosphate and fluoride complex on artificial enamel subsurface white spot lesions in vitro in order to provide a new method to treat the postorthodontic enamel demineralization.

目的：研究不同浓度酪蛋白磷酸多肽-非结晶型磷酸钙及其与氟联合应用对牙釉质表层下脱矿再矿化的影响，为正畸后的釉质脱矿提供一种治疗途径。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。