在使用各种最终灌解决方案后,两种生物陶密封器的推出键强度:一个体外研究
Arwa S Alnoury1, Mohammad K Abdalwassie2, Muhannad W Alawbthani2
1Department of Restorative Dentistry, Faculty of Dentistry, King Abdulaziz University, Jeddah, Saudi Arabia, Phone: +966506652992,
The journal of contemporary dental practice
|March 13, 2025
概括
作为最终灌溶液的果和EDTA显著提高了生物陶密封剂的推出键强度 (PBS),为根管治疗提供了潜在的替代方案.
科学领域:
- 牙周内科医院 牙周内科医院 牙周内科医院
- 牙科材料科学 牙科材料科学
- 生物材料是一种生物材料.
背景情况:
- 根管密封剂对于内牙治疗的成功至关重要.
- 生物陶密封剂为根运河堵塞提供了有利的特性.
- 最终的灌解决方案在清洁和准备根管道方面发挥着至关重要的作用.
研究的目的:
- 为了评估不同最终灌溶液对两个生物陶密封剂的推出键强度 (PBS) 的影响.
- 为了比较葡萄糖酸,果,EDTA和盐水作为最终灌剂的有效性.
- 根据各种灌协议,评估EndoSequence BC和Cerafill BC密封器的PBS.
主要方法:
- 80个单根前被化学机械地准备好.
- 牙在文件使用之间用5.25%的低酸灌.
- 建立了四个最终的灌组:17%的葡萄糖酸,5%的果,17%的EDTA和盐水.
- 两种生物陶密封器 (EndoSequence BC和Cerafill BC) 用于堵塞.
- 推出键的强度是从中间根三分之一的牙盘上测试的.
- 在立体显微镜下分析了故障模式.
主要成果:
- 与糖酸和盐水相比,EndoSequence BC密封剂在果灌时显示出明显更高的PBS.
- 当用EDTA灌时,Cerafill BC密封剂表现出最大的PBS,显著超过了甘油酸和盐水.
- 果和EDTA都在改善结合强度方面表现出有效性.
结论:
- 果溶液可能是EDTA作为根管治疗中的化剂的可行替代品.
- 通过EDTA和果有效地去除涂抹层,可以增强密封剂的透度,防止脱落.
- 需要进一步的研究才能完全确定果作为临床灌剂.
相关概念视频
01:12Bonding and Strength of Aggregate
130
The bond between aggregate particles and the cement matrix is significantly influenced by the shape and surface texture of the aggregates. High-strength concretes benefit from a rougher texture, which leads to stronger bonding due to greater adhesion. Angular aggregates with larger surface areas also enhance this bond. The bonding quality, however, is complex to assess as no universally accepted test exists. Good bonding is indicated when a crushed concrete specimen shows some aggregate...
130
01:22Waterproofing and Anti-Bacterial Admixtures in Concrete
71
Concrete's susceptibility to water absorption is due to the capillary action within the pores of its hydrated cement paste. This action draws water in, creating the need for waterproofing admixtures to prevent such penetration. The efficacy of these admixtures is contingent upon the water pressure, with variations arising from different conditions such as rain, capillary rise, or hydrostatic pressure in structures intended to hold water.
Waterproofing admixtures render concrete hydrophobic,...
Waterproofing admixtures render concrete hydrophobic,...
71
01:17Mortar Properties
105
Mortar properties encompass a range of characteristics crucial for construction and masonry work, including workability, water retention, bond strength, durability, compressive strength, volume change, and appearance. Workability refers to mortar's ability to be easily applied and manipulated without sagging or falling off surfaces, which is important for efficient masonry unit placement and alignment. Water retention is essential to prevent the mortar from losing moisture too quickly to...
105