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Updated: Aug 6, 2026

Measuring the Complete-arch Distortion of an Optical Dental Impression
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基于直接口内扫描和选择性激光融技术的部数字可移除部分假牙的临床疗效:双盲随机控制交叉临床试验

Chenyuan Zhu1, Mengxin Yao2, Chengyi Wang3

  • 1Department of Prosthodontics, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, China; College of Stomatology, Shanghai Jiao Tong University, National Center for Stomatology, National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai Research Institute of Stomatology, Shanghai, 200011, China.

Journal of dentistry
|March 21, 2025
PubMed
概括

使用选择性激光化 (SLM) 的可拆卸部分假牙 (RPD) 的数字工作流显示了与传统方法相似的结果. 这种数字化方法有效地制造了部RPD,改善了患者的生活质量.

关键词:
通过3D打印打印.适应 适应 适应在口腔内扫描.可拆卸的部分假牙.选择性激光融技术 选择性激光融技术牙缺陷 牙缺陷 牙缺陷

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Blind Procedures02:07

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Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which child was...
Blinding01:11

Blinding

Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.