NCT07379632招募中不适用
Treatment Effects of Vertical Holding Appliance in Comparison to Zachrisson Transpalatal Arch on Anterior Open Bite Correction During Mixed Dentition: A Randomized Controlled Trial
干预措施
试验速览
- 阶段
- 不适用
- 状态
- 招募中
- 入组人数
- 38
- 试验地点
- 1
- 主要终点
- Vertical skeletal measurements using cephalometric analysis
研究概览
简要总结
The aim of the study is to assess the treatment effects of ZTPA versus VHA in the correction of anterior open bite in mixed dentition.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Parallel
- 主要目的
- Treatment
- 盲法
- Single (Outcomes Assessor)
入排标准
- 年龄范围
- 6 Years 至 12 Years（Child）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Children with the age rage from 6-12 years old.
- •Both male and female.
- •Class I and II skeletal and dental.
- •Skeletal anterior open bite.
- •Maxillary and mandibular incisors and upper first molars erupted.
- •Good oral hygiene.
排除标准
- •Systemic disease.
- •Missing teeth.
- •Previous orthodontic treatment.
- •Presence of posterior crossbites.
研究组 & 干预措施
vertical holding appliance
Active Comparator
a transpalatal arch with acrylic button
干预措施: Vertical holding appliance (Device)
Zachrisson transpalatal arch
Experimental
a transpalatal arch with 2 posterior loops and 1 anterior loop
干预措施: Zachrisson transpalatal arch (Device)
结局指标
主要结局
Vertical skeletal measurements using cephalometric analysis
时间窗: 9 months
次要结局
- Overbite reduction(9 months)
研究者
Ola Alaa Yehia
Master student
Cairo University
研究点 (1)
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