# Evaluation of Fixed Mandibular Retainer Using 3D Printed Positioning Tray Versus Direct Bonding Technique

> **NCT03572179** · NA · COMPLETED · sponsor: **Raghda Alaa** · enrollment: 20 (actual)

## Conditions studied

- Orthodontic Appliance Complication

## Interventions

- **DEVICE:** 3d printed positioning tray

## Key facts

- **NCT ID:** NCT03572179
- **Lead sponsor:** Raghda Alaa
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-03-01
- **Primary completion:** 2019-03-01
- **Final completion:** 2020-03-28
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2021-09-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03572179

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03572179, "Evaluation of Fixed Mandibular Retainer Using 3D Printed Positioning Tray Versus Direct Bonding Technique". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03572179. Licensed CC0.

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