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Related Concept Videos

Teeth01:15

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...
Tooth Anatomy01:21

Tooth Anatomy

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.

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Related Experiment Video

Updated: May 24, 2026

Digital Hybrid Model Preparation for Virtual Planning of Reconstructive Dentoalveolar Surgical Procedures
09:10

Digital Hybrid Model Preparation for Virtual Planning of Reconstructive Dentoalveolar Surgical Procedures

Published on: August 5, 2021

Interventions for replacing missing teeth: partially absent dentition.

Elliot Abt1, Alan B Carr, Helen V Worthington

  • 1Department of Dentistry, Illinois Masonic Medical Center, Chicago, IL, USA. eabt7@sbcglobal.net.

The Cochrane Database of Systematic Reviews
|February 17, 2012
PubMed
Summary
This summary is machine-generated.

This review found insufficient evidence to recommend specific tooth replacement methods for partial tooth loss. More research is needed to compare different prostheses for long-term success and patient satisfaction.

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Area of Science:

  • Dentistry
  • Prosthodontics
  • Evidence-Based Dentistry

Background:

  • Managing partial tooth loss is a common dental challenge.
  • Systematic summarization of outcomes for missing teeth is crucial for patient care.
  • This review addresses the complexities of summarizing treatment outcomes for partially absent dentition.

Purpose of the Study:

  • To assess the effects of various prostheses used in treating partially absent dentition.
  • Evaluate outcomes including long-term success, function, morbidity, and patient satisfaction.
  • Provide a systematic summary of evidence for dental treatment of partial edentulism.

Main Methods:

  • Comprehensive search of multiple databases (Cochrane, MEDLINE, EMBASE) up to March 2011.
  • Inclusion of randomized controlled trials (RCTs) comparing different prostheses for partial edentulism.
  • Independent screening, quality assessment, and data extraction by two reviewers.

Main Results:

  • Twenty-one RCTs met inclusion criteria; 24% had high risk of bias.
  • Insufficient evidence to compare removable dental prostheses (RDPs) or fixed dental prostheses (FDPs) materials (e.g., alloys, zirconia, ceramics).
  • No conclusive evidence on the relative effectiveness of FDPs vs. RDPs or implant-supported vs. tooth/implant-supported FDPs.

Conclusions:

  • There is insufficient evidence to recommend a specific method for tooth replacement in partially edentulous patients.
  • Further high-quality research is needed to guide clinical decisions for managing partial tooth loss.
  • Current evidence does not support superiority of any particular prosthesis type or material.