首页> 中文期刊> 《华西口腔医学杂志》 >四种树脂粘接剂在GI-Ⅱ型渗透陶瓷与rn牙本质间的抗剪强度

四种树脂粘接剂在GI-Ⅱ型渗透陶瓷与rn牙本质间的抗剪强度

         

摘要

Objective: The shear bond strength of four adhesive resins bonded to GI Ⅱ glass infiltrated alumina ceramic was investigated in this experiment.Methods: A total of 40 ceramic blocks and 40 tooth blocks were prepared and divided into 4 experimental groups, including group A (CereDual and silicoating), group B (Calibra and silicoating), group C (Panavia) and group D (Super C&B and silicoating). The shear strength of four different bonding systems to dentin was tested respectively. The data were statistically analyzed. Results: More than 13MPa of bonding strength was achieved using the traditional Bis GMA bonding resin (groups A and B), and more than 16MPa was obtained using the improved Bis GMA bonding resin (groups C and D). There was statistical difference between groups A, B and groups C, D.Conclusion: It can be implied that an ideal bonding can be obtained by using different bonding materials and processing the dentin surface with the suitable conditioner.%目的:探讨GI-Ⅱ型渗透陶瓷与牙本质间合适的树脂粘接剂。方法:将陶瓷片分为4组,采用4种不同种类的树脂粘接剂与GI-Ⅱ型渗透陶瓷粘接,用水平推式剪切强度试验法检测其抗剪强度,所得试验数据经统计学处理,考察不同树脂粘接剂用于GI-Ⅱ型渗透陶瓷与牙本质间的抗剪粘接强度。结果:传统Bis-GMA粘接剂粘固硅涂层、偶联剂处理的渗透陶瓷与牙本质其抗剪强度达13MPa,而改良型Bis-GMA粘接剂可达16MPa。结论:不同树脂粘接剂配合合适的表面处理方式一样可达到稳定的粘固效果。

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