# Survival Rate of Two Types of Multistranded Fixed Retainers

> **NCT07476950** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Piotr Fudalej** · enrollment: 133 (actual)

## Conditions studied

- Orthodontic Retention

## Interventions

- **DEVICE:** Placement of round twisted retainer wire
- **DEVICE:** Placement of rectangular braided retainer wire

## Key facts

- **NCT ID:** NCT07476950
- **Lead sponsor:** Piotr Fudalej
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2014-12-01
- **Primary completion:** 2026-07-01
- **Final completion:** 2026-12-01
- **Target enrollment:** 133 (ACTUAL)
- **Last updated:** 2026-03-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07476950

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07476950, "Survival Rate of Two Types of Multistranded Fixed Retainers". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT07476950. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*