Clinical study on the new orthodontic anchor screw

Clinical study on the safety and efficacy of the new orthodontic anchor screw

Status

Recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs032180394

Enrollment

Registered

2019-03-20

Start date

2019-11-12

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Malocclusion Obstacle of the supporting tissue of other teeth and the tooth

Interventions

The anchor screw is implanted. 4 weeks later CT, traction enforcement of the tooth

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: over 20 year-old men and women who require orthodontic treatment with anchor screw(s)

Exclusion criteria

Exclusion criteria: Patients with an uncontrollable severe systemic disease or a bleeding disorder, bisphosphonate treated patients

Design outcomes

Primary

Measure	Time frame
Success rate of the anchor screw	—

Secondary

Measure	Time frame
Torque at implant, CT image, Gingivitis codition, tooth mobility	—

Contacts

Public ContactMasayoshi Uezono

Institute of Science Tokyo Hospital

m-uezono.mort@tmd.ac.jp+81-3-5803-5538

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026