Related Experiment Video
Updated: Feb 11, 2026
09:30
Methods for the Study of the Zebrafish Maxillary Barbel
Published on: November 23, 2009
13.2K
[Features and influence of impacted maxillary permanent canine on surrounding structures]
1Department of Orthodontics, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine; Shanghai Key Laboratory of Stomatology; Shanghai Research Institute of Stomatology; National Clinical Research Center of Stomatology. Shanghai 200011, China.
Shanghai Kou Qiang Yi Xue = Shanghai Journal of Stomatology
|April 26, 2018
Summary
Impacted maxillary canines are common dental issues affecting arch alignment and facial profile. This review analyzes their causes, prevalence, and effects to guide clinical practice.
Area of Science:
- Dentistry
- Orthodontics
- Oral Surgery
Background:
- Impacted maxillary permanent canine is a frequent clinical finding.
- It can negatively influence dental arch alignment, occlusal function, and facial aesthetics.
- Understanding its impact is crucial for effective patient management.
Purpose of the Study:
- To review the epidemiology of impacted maxillary permanent canines.
- To explore the various etiologies contributing to canine impaction.
- To analyze the effects of impacted maxillary canines on surrounding dental and facial structures.
Main Methods:
- A comprehensive literature review was conducted.
- Relevant studies on impacted maxillary permanent canines were identified and analyzed.
- Epidemiological data, etiological factors, and clinical influences were synthesized.
Main Results:
- The review details the prevalence and common patterns of maxillary canine impaction.
- Various etiological factors, including genetic and environmental influences, are discussed.
- The impact on adjacent teeth, bone, and soft tissues is described.
Conclusions:
- Impacted maxillary canines present significant challenges in dental arch development and function.
- A thorough understanding of impaction factors is essential for diagnosis and treatment planning.
- This review provides a reference for clinicians managing impacted maxillary canines.
Related Concept Videos
00:56Viral Structure
74.8K
Viruses are extraordinarily diverse in shape and size, but they all have several structural features in common. All viruses have a core that contains a DNA- or RNA-based genome. The core is surrounded by a protective coat of proteins called the capsid. The capsid is composed of subunits called capsomeres. The capsid and genome-containing core are together known as the nucleocapsid.
74.8K
01:19Impact of Groups on Groups
262
Social psychologists analyze how groups influence one another, shaping social structures and interactions through both cooperation and competition. These dynamics manifest in various ways, ranging from economic partnerships to intergroup conflicts that shape societal structures and perceptions.Cooperation and Competition in Intergroup RelationsIntergroup relationships vary across contexts, sometimes fostering cooperation and mutual benefit while at other times leading to conflict and...
262
02:42Ionic Crystal Structures
17.7K
Ionic crystals consist of two or more different kinds of ions that usually have different sizes. The packing of these ions into a crystal structure is more complex than the packing of metal atoms that are the same size.
Most monatomic ions behave as charged spheres, and their attraction for ions of opposite charge is the same in every direction. Consequently, stable structures for ionic compounds result (1) when ions of one charge are surrounded by as many ions as possible of the opposite...
Most monatomic ions behave as charged spheres, and their attraction for ions of opposite charge is the same in every direction. Consequently, stable structures for ionic compounds result (1) when ions of one charge are surrounded by as many ions as possible of the opposite...
17.7K
01:30Impact
513
Impact occurs when two bodies collide, leading to the application of impulsive forces between them. Analyzing impact mechanics involves considering two colliding particles moving along a line known as the line of impact, which passes through their centers and is perpendicular to the contact plane.
When particles with different initial velocities collide, they induce deformation by applying equal and opposite impulses. At the point of maximum deformation, the particles move together with...
When particles with different initial velocities collide, they induce deformation by applying equal and opposite impulses. At the point of maximum deformation, the particles move together with...
513
03:38Structure of Lipids
99.2K
Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic...
99.2K
01:20COPD: Pathogenesis and Clinical Features
1.9K
Chronic obstructive pulmonary disease (COPD) is a group of lung conditions that progressively worsen over time, including chronic bronchitis and emphysema. This cluster of diseases collectively leads to a gradual and irreversible decline in lung function over time.
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
1.9K