4D analysis of lip competence in children and adolescents

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00025338

Enrollment

Registered

2021-05-17

Start date

2024-07-01

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

incompetent lips, Angle Class II/1

Interventions

Group 1: incompetent lips Group 2: competent lips

Eligibility

Sex/Gender

All

Age

7 Years to 17 Years

Inclusion criteria

Inclusion criteria: mixed dentition, knowledge in German Language C2 in the Common European Framework of Reference

Exclusion criteria

Exclusion criteria: - craniofacial syndromes or cleft lip ad/or palate - impaired facial motion - beard - missing informed consent

Design outcomes

Primary

Measure	Time frame
Oral-health related quaility of life at T0 = before therapy, T1 = during therapie, T2 = after therapie.	—

Secondary

Measure	Time frame
Lip pressure, bullying, lip movement at T0 = before therapy, T1 = during therapie, T2 = after therapie.	—

Countries

Germany

Contacts

Public ContactAnja Quast

Poliklinik für KieferorthopädieUniversitätsmedizin Göttingen

anja.quast@med.uni-goettingen.de0551399697

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026