一个体外研究,比较四种类型的间隔录音材料的维度稳定性
Aksshay Shetty1, C Mohammed Saleem1, B Mohammed Ajmal1
1Department of Prosthodontics, KGF College of Dental Sciences, Kolar, Karnataka, India.
Journal of pharmacy & bioallied sciences
|March 10, 2025
概括
在经过测试的间隔记录记录材料中,聚乙烯氧显示出最高的维度稳定性. 这项研究评估了聚烯,聚,比萨克里尔和咬伤登记,以确保准确的关节.
科学领域:
- 牙科材料科学 牙科材料科学
- 生物材料工程 生物材料工程
背景情况:
- 精确的牙关节依赖于尺寸稳定的间记录材料.
- 评估这些材料的长期维度稳定性对于临床成功至关重要.
研究的目的:
- 评估和比较四种常见的间隔隔记录材料的线性维度稳定性.
- 为了确定哪种材料在牙科应用中表现出更高的尺寸精度.
主要方法:
- 四种材料 (聚乙烯基,聚乙烯,比萨克里尔,咬伤登记) 使用ADA规范号进行了测试. 19个模具. 这是一个模具.
- 制造了40个样本 (每种材料10个),用光学显微镜测量了它们的尺寸变化1,24,48,72小时.
- 统计分析包括ANOVA和Tukey HSD测试用于重复测量.
主要成果:
- 聚乙烯氧表现出最高的维度稳定性.
- 聚乙烯,比萨克里尔和咬伤登记的维度稳定性逐渐降低.
- 随着时间的推移和材料类型之间观察到尺寸变化的显著差异.
结论:
- 材料类型和时间都会影响内部记录材料的线性维度稳定性.
- 在被测试的材料中,聚烯是尺寸最稳定的材料.
- 临床选择应考虑材料特性,以获得最佳的关节精度.
相关概念视频
What is an ANOVA?
7.7K
The Analysis of Variance or ANOVA is a statistical test developed by Ronald Fisher in 1918. It is performed on three or more samples to check for equality between their means.
Before performing ANOVA, one must ensure that the samples used for this analysis have three crucial characteristics or statistical assumptions. The first assumption states that the samples should be drawn from normally distributed samples, while the second requires that all the drawn samples should be randomly and...
Before performing ANOVA, one must ensure that the samples used for this analysis have three crucial characteristics or statistical assumptions. The first assumption states that the samples should be drawn from normally distributed samples, while the second requires that all the drawn samples should be randomly and...
7.7K
Aromatic Hydrocarbon Anions: Structural Overview
2.6K
Neutral hydrocarbons like cyclopentadiene with an odd number of carbon atoms and one intervening CH2 group in the ring are not aromatic. Cyclopentadiene with 4 π electrons does not satisfy the 4n + 2 π electron rule. Additionally, the intervening CH2 group is sp3 hybridized and lacks a vacant p orbital, thereby interrupting the overlap of p orbitals in a continuous manner and preventing the delocalization of π electrons throughout the ring.
Due to the absence of continuous...
Due to the absence of continuous...
2.6K
What is ANOVA?
1.7K
The Analysis of Variance or ANOVA is a statistical test developed by Ronald Fisher in 1918. It is performed on three or more samples to check for equality between their means.
Before performing ANOVA, one must ensure that the samples used for this analysis have three crucial characteristics or statistical assumptions. The first assumption states that the samples should be drawn from normally distributed samples, while the second requires that all the drawn samples be randomly and independently...
Before performing ANOVA, one must ensure that the samples used for this analysis have three crucial characteristics or statistical assumptions. The first assumption states that the samples should be drawn from normally distributed samples, while the second requires that all the drawn samples be randomly and independently...
1.7K
Anastomoses
582
In human anatomy, anastomosis refers to a connection or opening between two things, particularly between blood vessels or other tubular structures. The term is derived from the Greek term 'anastomosis,' which means 'outlet' or 'opening.' This natural network of connections plays a critical role in the survival and functionality of the human body.
Anastomoses can be formed at arterial, venous, and lymphatic vessels.
Arterial Anastomosis: These occur between arteries. They...
Anastomoses can be formed at arterial, venous, and lymphatic vessels.
Arterial Anastomosis: These occur between arteries. They...
582
Agonism and Antagonism: Quantification
296
When drugs are administered, they can elicit either an agonist or antagonist effect on the body. Agonism occurs when a drug activates a specific receptor, triggering a biological response. On the other hand, antagonism happens when a drug binds to the same receptors but blocks their activation, thereby preventing a biological response.
To quantify these effects, researchers use a dose-response curve, which provides valuable information about the potency and efficacy of a drug. Potency refers to...
To quantify these effects, researchers use a dose-response curve, which provides valuable information about the potency and efficacy of a drug. Potency refers to...
296
Anaphase A and B
3.9K
Microtubules form through the end-to-end polymerization of tubulin heterodimers. Kinetochore microtubules originate from the spindle poles, and their plus-ends connect with the kinetochores on sister-chromatids. Ndc80 protein complexes, present on the kinetochore, form low-affinity links with the plus end of these kinetochore microtubules.
Plus-end depolymerization releases tubulin heterodimers from the terminal region of the microtubule. As tubulin subunits are lost, the Ndc80 complexes detach...
Plus-end depolymerization releases tubulin heterodimers from the terminal region of the microtubule. As tubulin subunits are lost, the Ndc80 complexes detach...
3.9K


