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作 者:余帆 饶南荃 吕长海[1] 刘波[1] YU Fan;RAO Nanquan;LV Changhai;LIU Bo(Department of Pediatric Dentistry,School and Hospital of Stomatology,Kunming Medical University,Kunming 650106,China)
机构地区:[1]昆明医科大学附属口腔医院儿童口腔科,云南昆明650106
出 处:《口腔疾病防治》2022年第8期604-608,共5页Journal of Prevention and Treatment for Stomatological Diseases
基 金:云南省科技厅科技计划项目[2018FE001(⁃074)];云南省教育厅科学研究基金项目(2021Y344)。
摘 要:粘接剂及光固化复合树脂的性能与牙体缺损的修复效果密切相关,因此改善粘接剂与复合树脂的各项性能以提高充填成功率是近年来牙体修复领域的研究重点,目前研究已证实温度可改变粘接剂及光固化复合树脂的部分性能,对修复效果产生影响。适宜的储存温度是材料拥有良好性能的保障,自酸蚀粘接系统应冷藏保存,光固化复合树脂应根据所含成分、比例等决定将其冷藏或保存于室温中,而酸蚀⁃冲洗粘接系统适宜的储存温度尚不明确。正确地使用温度可改善材料的流动性、单体转化率、粘接强度及抗压强度等,以此提高充填修复的质量。然而粘接剂与光固化复合树脂种类繁多,在储存、使用过程中温度的改变对其影响程度不一,各材料储存、预冷及预热的温度范围仍需探讨,并且目前多数实验在体外进行,所得结论可能与实际临床应用中有所差别。因此,不同温度下储存、使用的粘接剂与复合树脂在口腔内的应用效果需进一步研究。The properties of adhesives and light⁃cured resin composites are closely related to the repair of dental de⁃fects.Therefore,improving the properties of adhesives and resins composite to increase the success rate of filling has been the focus of research in the field of prosthodontics in recent years.Current studies have confirmed that tempera⁃ture can change the properties of adhesives and light⁃cured resin composites,affecting their repair effect.A proper stor⁃age temperature ensures the good performance of materials:the self⁃etching adhesive system should be refrigerated,and the light⁃cured resin composite should be refrigerated or stored at room temperature according to its composition,propor⁃tion and other properties;however,the appropriate storage temperature for the etch⁃and⁃rinse adhesive system is not clear.The appropriate application temperature could improve the fluidity,monomer conversion,bonding strength,com⁃pressive strength and other properties of the materials to improve the quality of filling restoration.However,there is a wide variety of adhesives and resin composites,and the effect of temperature on each material is different.Thus,it is still necessary to explore the temperature range for material storage,precooling and preheating.Few studies have been performed in vivo,and the clinical restorative effects of adhesives and resin composites stored and used at differ⁃ent temperatures need to be further studied.
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