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相关概念视频

Assessment of the Mouth01:26

Assessment of the Mouth

284
A thorough mouth assessment, including inspection and palpation of the lips, gums, tongue, tonsils, uvula, and pharynx, is crucial in detecting potential health issues. Diseases ranging from oral cancer to systemic conditions like diabetes could be identified early through careful oral examination. This article provides a detailed guide on conducting a comprehensive mouth assessment.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
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Tooth Anatomy01:21

Tooth Anatomy

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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...
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相关实验视频

Updated: Jul 27, 2025

Subjective Refraction Test Using a Smartphone for Vision Screening
05:36

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一个智能手机应用程序,用于个性化牙色调的确定.

Tomoya Kusayanagi1, Sota Maegawa1, Shuya Terauchi1

  • 1Mechanical Engineering Program, Graduate School of Engineering, Kogakuin University, 1-24-2 Nishishinjuku, Shinjuku-ku, Tokyo 163-8677, Japan.

Diagnostics (Basel, Switzerland)
|June 10, 2023
PubMed
概括

一个新的iPhone应用程序使用人工智能和环境光传感器在家中一致确定牙色调. 该工具帮助用户准确评估牙美白产品的有效性,支持基于证据的选择.

关键词:
审美牙科 审美牙科移动健康的移动健康pTShaDe 的意思是在家个性化牙阴影的确定.相对定量牙阴影测定方法.智能手机的智能手机智能手机的智能手机.智能手机应用程序 智能手机应用程序测量牙颜色测量 牙颜色测量牙美白的方法 牙美白

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科学领域:

  • 牙科 牙科是指牙科的专业.
  • 生物医学工程 生物医学工程
  • 计算机科学 计算机科学

背景情况:

  • 评估家庭美白牙产品的有效性是具有挑战性的,因为有限的可靠的牙颜色测定方法.
  • 准确和一致的牙颜色测量对于评估美白功效至关重要.

研究的目的:

  • 开发和验证一个iPhone应用程序,以个性化确定牙色调.
  • 为了确保一致的照明和牙外观条件可靠的颜色测量.
  • 评估应用程序评估牙美白结果的可行性.

主要方法:

  • 开发了一个iPhone应用程序,其中包含了一个环境光传感器,用于标准化照明.
  • 利用面部地标检测 (AI) 来确保口腔开口和牙可见度的一致性.
  • 在自拍模式下捕获了连续的牙照片,用于白化前后的分析.
  • 测量了牙颜色参数 (L*,a*,b*) 和颜色差异 (∆Eab),以评估应用程序的性能和美白效率.

主要成果:

  • 该应用程序在牙外观测量方面表现出高的一致性,变化系数低 (L*<0.0256,a*<0.2748,b*<0.1053).
  • 该应用程序成功评估了牙美白的有效性,在伪染色后检测到最小的∆Eab颜色差异为1.3单位.
  • 开发的方法提供了可靠的,相对量化在家用牙阴影评估.

结论:

  • 开发的iPhone应用程序提供了一个实用且一致的方法来个性化确定牙色调.
  • 这项技术可以使消费者在选择牙美白产品时做出基于证据的决定.
  • 该应用程序代表了可访问的工具监控牙美学显著的进步.