ClinicalTrials.gg
Sign In
RecruitingNCT04120688Updated May 14, 2025

3D Autotransplantation of Teeth

An interventional study of 3D generated tooth replica in Tooth Loss, sponsored by Turku University Hospital. Recruiting at 1 site in Finland. Open to participants aged 9 Years to 23 Years. Per ClinicalTrials.gov, last updated 2025-05-14.

Sponsored by Turku University Hospital · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Dec 2025, 10 months ago, but the record still lists the study as recruiting.
  • Started Mar 2020; still recruiting 6 years 8 months later.
Phase
Not applicable
Study type
Interventional
Enrollment
120
Allocation
Randomized
Ages
9 Years to 23 Years
Sex
All
01

Study summary

The study aims to clarify the usefulness of 3D-printed replicas in association with autotransplantation of teeth in children and young adults.

02

Conditions studied

  • Tooth Loss

Browse trials for

03

In context

Tooth Loss

165 studies on the registry are indexed under Tooth Loss; 44 are open to participants now.

This study's planned enrollment of 120 is above the median of 30 across 120 interventional studies indexed under Tooth Loss.

Browse Tooth Loss studies →

Lead sponsor

Turku University Hospital is the lead sponsor of 287 studies on the registry; 67 are open to participants now.

Browse Turku University Hospital studies →

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
9 Years to 23 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Need for tooth transplantation
  • Open apex tooth available for transplantation

Exclusion criteria

Exclusion Criteria:

  • Facial syndrome
  • Chronic facial pain
  • Allergy to replica material
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Participant)
Enrollment
120 participants (estimated)

Study arms

  • Active comparator
    Effect on surgery

    Duration of surgery, degree of manipulation of the transplant

    Device: 3D generated tooth replica

  • Active comparator
    Success of transplantation

    Normal eruption and root development of the transplant

    Device: 3D generated tooth replica

Interventions

  • Device3D generated tooth replica

    3D generated tooth replicas are compared to conventional procedure

06

What researchers measure

Primary outcomes

  1. Number of patients with healthy transplanted teeth as assessed by clinical examination at one year.

    The transplanted tooth is clinically healthy

    Time frame: One year postoperatively

  2. Number of patients with healthy transplanted teeth as assessed by radiological examination at one year.

    The transplanted tooth is radiologically healthy

    Time frame: One year postoperatively

07

Study locations

1 of 1 sites recruiting
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 14, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT04120688
Lead sponsor
Turku University Hospital
Responsible party
Hanna Thoren MD (Professor, Chief Physcian, Turku University Hospital) — Principal investigator
First posted
Oct 9, 2019
Start date
Mar 9, 2020
Primary completion
Dec 31, 2025 (estimated)
Completion
Dec 31, 2025 (estimated)
Last update
May 14, 2025

Study contacts

Hanna Thoren, MD
Contact
hanna.thoren@utu.fi
+358 29 450 5000
Hanna Thoren
Contact
+358 29 450 5000
Hanna Thorén, MD
principal investigator · University of Turku

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Interested in this study?

Eligibility is decided by the study team. Share this record with your doctor or contact the team directly.

Contact study team

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Other studies in this condition

Tooth Loss →

Other studies from this sponsor

Turku University Hospital →

Start the discussion