Clinical Trials/ChiCTR2000039995

ChiCTR2000039995Active, not recruitingEarly Phase 1

无牙颌口内扫描数字化印模准确度的评价

北京大学口腔医院研究生课题1 site in 1 country20 target enrollmentStarted: November 30, 2020Last updated: February 22, 2021

Trial Snapshot

Phase: Early Phase 1
Status: Active, not recruiting
Sponsor
Enrollment: 20
Locations: 1
Primary Endpoint: 均方根差

Study Overview Study Design Eligibility Criteria Arms & Interventions Outcomes Investigators Sites Records & Identifiers Similar Trials

Study Overview

Brief Summary

使用口内扫描法制取无牙颌数字化印模并与传统印模所得结果进行比较，评价口内扫描制取无牙颌数字化印模的可行性及准确度。

Study Design

Study Type: 干预性研究
Primary Purpose: 非随机对照试验
Masking: N/a

Eligibility Criteria

Sex: All

Inclusion Criteria

•牙列缺失大于 6 个月；黏膜表面完整；轻中度牙槽骨吸收，牙槽骨具有一定高度及宽度；黏膜完整无病损；了解试验的内容、过程和要求，愿意加入并知情同意。

Exclusion Criteria

•牙槽骨重度吸收，牙槽嵴低平，急慢性颞下颌关节紊乱，黏膜慢性炎症、增生等或其他将实验过程复杂化的口腔病理状态，无法耐受或配合口内扫描过程。

Arms & Interventions

试验组

口内扫描

对照组

传统印模

Outcomes

Primary Outcomes

均方根差

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor

北京大学口腔医院研究生课题

Study Sites (1)

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