Our doctors
Two specialists, one clinic.
Behind Onyx Dent stand two doctors you can trust. Orthodontics and oral surgery with implantology, in one place, as one coordinated team.

Co-founder · orthodontic specialist
Dr. Hamid Ghanbarzadeh Darban
The clinical heart of the practice.
An orthodontic specialist from a family of orthodontists. Precise, predictable work, delivered in a patient, human voice. With him, even the biggest treatment is about staying calm.
- Orthodontic specialist
- From a family of orthodontists
- 100+ five-star reviews

Co-founder · oral surgeon, implantologist
Dr. Mohammad Sanatkhani
The surgical and implant expertise.
An oral surgeon and implantologist who deepened his training at Danube Private University in Krems. He handles even the more complex procedures gently, on a predictable path, with CT-based planning.
- Oral surgery
- Implantology
- Trained in Krems, Austria
One clinic
Together we cover the whole path.
From orthodontics to oral surgery and implantology: two specialties in one place, coordinated. So even complex cases need no shuttling between clinics.
100+
five-star Google reviews
Based on our patients' feedback, backed by years of experience.
Next step
Meet them in person.
The first step is a calm consultation. We look at what's going on and tell you what the solution could be. With no commitment.
Request a consultation