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Completed Not applicable Interventional Accepts healthy volunteers Results available

Primer Aligner Study

ClinicalTrials.gov ID: NCT02550938

Public ClinicalTrials.gov record NCT02550938. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 5:26 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

To demonstrate that a primer aligner product can achieve similar results to the currently marketed product.

Study identification

NCT ID
NCT02550938
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Lead sponsor
Align Technology, Inc.
Industry
Enrollment
253 participants

Conditions and interventions

Conditions

Interventions

Device

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 30, 2015
Primary completion
Aug 31, 2020
Completion
Aug 31, 2020
Last update posted
Feb 2, 2021

2015 – 2020

United States locations

U.S. sites
13
U.S. states
7
U.S. cities
13
Facility City State ZIP Site status
Wood Orthodontics Anthem Arizona 85086
Cooke Orthodontics Napa California 94558
The Orthodontic Center Oakland California 94612
Green Dentistry San Francisco California 94108
Align Technology, Inc. San Jose California 95131
Posner, Henderson & Goslee Dentistry Bristol Connecticut 06010
Feldman Orthodontics Cheshire Connecticut 06410
Comizio Orthodontics Eastchester New York 10709
Magic Touch Orthodontist Little Neck New York 11362
Meadowbrook Dental Care Mineola New York 11501
Wenger Orthodontics Mayfield Heights Ohio 44124
Dental One Reston Reston Virginia 20191
DMG Dental Design Bothell Washington 98012

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 6 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02550938, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 2, 2021 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT02550938 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →