About eZtain Lab

eZtain Lab designs and manufactures custom fixed orthodontic retainers made of PEEK, a high-performance metal-free polymer. The company was founded in 2022 by Dr Nicolas Philippides, orthodontist.

What we do

• Fixed retainers digitally designed and custom-machined from each patient’s digital impression
• Technology developed with INSA and protected by French patent FR3070256B1; eZtain is a registered trademark (INPI no. 4961674)
• Custom-made medical devices sold exclusively to dental professionals

Our blog and editorial policy

• The blog is written for patients and their families. It provides general information and does not replace advice from your orthodontist or dentist.
• Every article is written or reviewed by Dr Nicolas Philippides, orthodontist, and shows its last update date.
• We cite our sources (health authorities, scientific publications) and correct articles when information changes.
• eZtain manufactures PEEK retainers: when an article discusses our products, we say so, and data coming from eZtain are labeled as such.

Contact us

• eZtain Lab SAS, share capital €31,000
• 3 rue Marie Hamm, 67000 Strasbourg, France
• Phone: +33 9 87 39 43 80
• Email: contact@eztain.com
• Strasbourg Trade Register (RCS) 951 635 143

Are you an orthodontist? Visit the practitioner area. Legal information: legal notice.