Fayez Hussain Niazi , Badi Alotaibi , Anshad M. Abdulla , Sarah AbdulRahman AlTowayan , Syed Zubairuddin Ahmed , Dhaifallah Alshehri , Abdulaziz Samran , Nouf Alsuwayyigh , Norhayati Luddin
{"title":"飞秒激光和光动力激活赤藓红治疗龋齿牙本质上的海泡石纳米颗粒改性实验粘合剂。实验研究。","authors":"Fayez Hussain Niazi , Badi Alotaibi , Anshad M. Abdulla , Sarah AbdulRahman AlTowayan , Syed Zubairuddin Ahmed , Dhaifallah Alshehri , Abdulaziz Samran , Nouf Alsuwayyigh , Norhayati Luddin","doi":"10.1016/j.pdpdt.2024.104306","DOIUrl":null,"url":null,"abstract":"<div><h3>Aim</h3><p>To assess the effect of CAD surface conditioners and their effect on Ra and SBS of tooth-colored filling material adhered to CAD surface with adhesive modified with 1 % Sep-NPs. Also, the DC of modified EA and its effect on the rheological properties.</p></div><div><h3>Methods</h3><p>Ninety human molars with carious extension up to the middle third of occlusal dentin were included. The teeth were then arbitrarily allocated into three groups based on the type of surface conditioning received (<em>n</em> = 30) Group 1 (PA), Group 2 (FS laser), and Group 3 (Ery PS). Ten samples from each group underwent Ra analysis using a stylus profiler. Twenty samples from each cohort were distributed into two subcategories based on the application of unmodified EA (A) and Sep-infiltrated EA (B). Composite restoration was built followed by SBS and failure mode analysis. Scanning electron microscopy and Energy dispersive X-ray EDX were assessed of sepiolite NPs. Degree of conversion (DC) and rheological analysis of the modified adhesive and unmodified adhesive were also performed. One-way analysis of variance (ANOVA) and the Tukey post hoc test were employed to conduct comparisons between the different groups.</p></div><div><h3>Results</h3><p>The highest score of Ra and bond strength were displayed by Group 1B (PA + Sep-NPs filled EA) (17.32 ± 1.43 MPa) samples. Nevertheless, the lowest values were established by Group 3A (Ery-PS + EA) (13.45 ± 0.80 MPa) treated teeth. An increase in Ra resulted in a rise in SBS.DC decreased with the incorporation of 1 % Sep-NPs in EA compared to unmodified EA.</p></div><div><h3>Conclusion</h3><p>Conditioning of CAD with PA and FS laser shows high surface roughness and favorable adhesion to experimental adhesive modified with 1 % Sep-NPs. 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引用次数: 0
摘要
目的:评估 CAD 表面调节剂的效果及其对用 1 % Sep-NPs 改性粘合剂粘附在 CAD 表面的牙色填充材料的 Ra 和 SBS 的影响。此外,还评估改性 EA 的直流电及其对流变特性的影响:方法:选取龋坏扩展至咬合面牙本质中三分之一的 90 颗人类臼齿。然后根据所接受的表面修复类型将这些牙齿任意分为三组(n=30):第一组(PA)、第二组(FS 激光)和第三组(Ery PS)。每组 10 个样本使用测针轮廓仪进行 Ra 分析。根据未改性 EA(A)和渗入 Sep 的 EA(B)的应用情况,每组的 20 个样本被分为两个亚类。制作复合修复体后进行 SBS 和失效模式分析。扫描电子显微镜和能量色散 X 射线 EDX 对海泡石 NPs 进行了评估。还对改性粘合剂和未改性粘合剂进行了转换度(DC)和流变学分析。结果 第 1B 组(PA + Sep-NPs 填充 EA)样品的 Ra 值和粘接强度最高(17.32 ± 1.43 兆帕)。然而,第 3A 组(Ery-PS + EA)(13.45 ±0.80 兆帕)处理过的牙齿数值最低。与未改性的 EA 相比,在 EA 中加入 1%的 Sep-NPs 会降低 DC:结论:使用 PA 和 FS 激光对 CAD 进行调理后,其表面粗糙度较高,与使用 1%Sep-NPs改性的实验粘合剂的粘附性良好。用 1%的 Sep-NPs 改性粘合剂会降低直流电和流变特性。
Modified experimental adhesive with sepiolite nanoparticles on caries dentin treated with femtosecond laser and photodynamic activated erythrosine. An in vitro study
Aim
To assess the effect of CAD surface conditioners and their effect on Ra and SBS of tooth-colored filling material adhered to CAD surface with adhesive modified with 1 % Sep-NPs. Also, the DC of modified EA and its effect on the rheological properties.
Methods
Ninety human molars with carious extension up to the middle third of occlusal dentin were included. The teeth were then arbitrarily allocated into three groups based on the type of surface conditioning received (n = 30) Group 1 (PA), Group 2 (FS laser), and Group 3 (Ery PS). Ten samples from each group underwent Ra analysis using a stylus profiler. Twenty samples from each cohort were distributed into two subcategories based on the application of unmodified EA (A) and Sep-infiltrated EA (B). Composite restoration was built followed by SBS and failure mode analysis. Scanning electron microscopy and Energy dispersive X-ray EDX were assessed of sepiolite NPs. Degree of conversion (DC) and rheological analysis of the modified adhesive and unmodified adhesive were also performed. One-way analysis of variance (ANOVA) and the Tukey post hoc test were employed to conduct comparisons between the different groups.
Results
The highest score of Ra and bond strength were displayed by Group 1B (PA + Sep-NPs filled EA) (17.32 ± 1.43 MPa) samples. Nevertheless, the lowest values were established by Group 3A (Ery-PS + EA) (13.45 ± 0.80 MPa) treated teeth. An increase in Ra resulted in a rise in SBS.DC decreased with the incorporation of 1 % Sep-NPs in EA compared to unmodified EA.
Conclusion
Conditioning of CAD with PA and FS laser shows high surface roughness and favorable adhesion to experimental adhesive modified with 1 % Sep-NPs. Modified adhesive with 1 % Sep-NPs decreases DC and rheological properties.
期刊介绍:
Photodiagnosis and Photodynamic Therapy is an international journal for the dissemination of scientific knowledge and clinical developments of Photodiagnosis and Photodynamic Therapy in all medical specialties. The journal publishes original articles, review articles, case presentations, "how-to-do-it" articles, Letters to the Editor, short communications and relevant images with short descriptions. All submitted material is subject to a strict peer-review process.