不同滑道技术对WaveOne Gold在人工S形运河中的整体性能的影响
Vlad Mircea Lup1, Olivia Andreea Marcu2, Carlo Gaeta3
1Doctoral School of Biomedical Sciences, University of Oradea, 410087 Oradea, Romania.
Dentistry journal
|June 26, 2024
概括
使用ProGlider或WaveOne Gold Glider准备滑翔路径并没有显著影响塑造时间. 当预先建立了一个滑行路径时,WaveOne Gold Primary 形成的 S 形道的速度更快.
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
背景情况:
- 滑动路径的准备对于有效的根管形成至关重要.
- 旋转和反转系统为滑翔路径的创建提供了不同的生物机械方法.
研究的目的:
- 为了评估旋转 (ProGlider) 与反转 (WaveOne Gold Glider) 滑翔路径准备对WaveOne Gold 主要文件在S形通道中的性能的影响.
- 为了比较不同滑道技术之间的成型效率,工作长度谈判和仪器操纵.
主要方法:
- 60个S形内牙训练块被分为三个组:没有滑翔路径,ProGlider滑翔路径和WaveOne Gold Glider滑翔路径.
- 随后,所有的块都使用WaveOne Gold Primary 文件进行了塑造.
- 使用ANOVA记录和分析了成形时间,成功的工作长度谈判以及动的数量.
主要成果:
- 在考虑总工作时间时,WaveOne Gold Primary在对照组 (没有滑行路径) 中实现了更快的工作长度,而与预先建立滑行路径的组相比.
- 在所有组WaveOne Gold Primary达到工作长度的能力方面没有观察到显著差异.
- 对照组中动的平均次数明显高于滑行路径组中的平均次数.
结论:
- 在ProGlider和WaveOne Gold Glider之间的滑翔路径准备时间没有发现显著的差异.
- 当滑行路径存在时,WaveOne黄金初级证明了双曲线通道的更快的成型.
- 滑行路径的存在或不存在不会影响WaveOne Gold Primary达到工作长度的能力.
相关概念视频
Gradually Varying Flow
41
Gradually varying flow (GVF) in open channels describes situations where water depth changes slowly along the channel due to factors like non-uniform bed slope, channel shape variations, or obstructions. This flow type occurs when the depth adjusts gradually to balance gravitational forces, shear forces, and energy requirements, resulting in a low rate of depth change.Characteristics of Gradually Varying FlowGVF is commonly observed in natural streams, rivers, and canals, where flow depth...
41
Propagation of Waves
2.3K
When a wave propagates from one medium to another, part of it may get reflected in the first medium, and part of it may get transmitted to the second medium. In such a case, the interface of the two mediums can be considered as a boundary that is neither fixed nor free.
Consider a scenario where a wave propagates from a string of low linear mass density to a string of high linear mass density. In such a case, the reflected wave is out of phase with respect to the incident wave, however the...
Consider a scenario where a wave propagates from a string of low linear mass density to a string of high linear mass density. In such a case, the reflected wave is out of phase with respect to the incident wave, however the...
2.3K
Underflow Gates
44
Underflow gates are vital for controlling water flow in irrigation canals. The three main types of underflow gates — vertical, radial, and drum gates — serve different purposes while ensuring effective flow management. Vertical gates move up and down, generating a free-flowing water jet; radial gates pivot to regulate the flow; and drum gates rotate for precise adjustments. The flow through these gates is influenced by downstream conditions, resulting in free or drowned outflow.Free and...
44
Interference: Path Lengths
1.3K
Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...
1.3K
Wave Parameters
7.7K
The simplest mechanical waves are associated with simple harmonic motion and repeat themselves for several cycles. These simple harmonic waves can be modeled using a combination of sine and cosine functions. Consider a simplified surface water wave that moves across the water's surface. Unlike complex ocean waves, in surface water waves, water moves vertically, oscillating up and down, whereas the disturbance of the wave moves horizontally through the medium. If a seagull is floating on the...
7.7K
Typical Model Studies
354
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
354


