Mandibular Tooth Extraction
Mandibular Tooth Extraction - Related Videos
09:33
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We present a protocol for generating orthodontic tooth movement in mice and methods for 3D visualization of the collagen fibers and blood vessels of periodontal ligament without sectioning.
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The Establishment of a Murine Mandibular Molar Extraction Socket Healing Model
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This protocol demonstrates step-by-step details of how to extract the mandibular first molar in the mouse. It provides an alternative method for researchers focusing on jawbone healing and regeneration.
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A Morphometric and Cellular Analysis Method for the Murine Mandibular Condyle
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This manuscript presents methods for analyzing morphometric and cellular changes within the mandibular condyle of rodents.
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Analyzing Tooth Germ and Trigeminal Ganglia Interactions Using a Microfluidic Co-culture System
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This video demonstrates the utilization of a microfluidic device to study the interactions between tooth germ pulp and trigeminal ganglia. It showcases the placement of tissues inside the microfluidic device and provides a detailed visualization of trigeminal neurite growth toward the tooth germ through the device's microgrooves. Additionally, it highlights the role of tooth-derived molecular factors in promoting or inhibiting neurite extension into the tooth germ pulp, which is crucial for...
01:21
Tooth Anatomy
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2024
The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth. The Crown, Neck, and Root The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
FAQs
The periodontal ligament is the tissue interface deliberately disrupted during extraction. Elevation and forceps movements transmit controlled mechanical forces to this interface, helping loosen the tooth while the alveolar socket expands. This mechanism matters because gradual, directed force supports withdrawal with less risk of unnecessary injury to nearby bone and soft tissue.
Elevation initiates controlled movement, while forceps movements continue the withdrawal after the periodontal ligament has been disrupted. Their coordination with lower-jaw anatomy allows the operator to use directed rather than uncontrolled force. This is important because the technique must expand the alveolar socket while minimizing injury to surrounding bone and soft tissue.
Socket expansion is a mechanical part of the process, not merely a consequence of pulling. As controlled forces are applied, the alveolar socket enlarges enough to permit tooth withdrawal. The biological and practical objective is balance: sufficient expansion to facilitate removal, but controlled movement that avoids unnecessary trauma to adjacent bone and soft tissue.
The formation of a blood clot supports the socket’s repair response after the tooth has been removed. The clot provides a foundation for wound healing within the extraction site, linking the immediate mechanical procedure to later biological recovery. For this reason, the procedure also models how oral tissues respond to injury and begin repair.
Anatomy, tissue mechanics, and wound healing must be considered together during the procedure. Local anesthesia precedes manipulation, then controlled elevation and forceps movements disrupt the periodontal ligament and expand the socket before withdrawal. This sequence combines procedural control with conditions in which the extraction site can proceed into biologically supported repair.
Researchers study mandibular tooth extraction in biology because it connects three observable levels of response: oral anatomy determines where forces act, tissue mechanics explains ligament disruption and socket expansion, and wound healing describes subsequent repair. The model therefore supports investigation of surgical technique and biological responses to localized injury, including influences on recovery and complications.