How orthodontic treatment without tooth removal affects dental alignment and bone structure

Dentoalveolar changes resulting from combination of modified lip bumper and fixed appliance -MBT prescription during the treatment of mandibular incisors crowding

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN91404434

Enrollment

Registered

2024-09-02

Start date

2022-09-04

Completion date

Unknown

Last updated

2024-09-16

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

Conditions

Adult patients with moderate crowding in mandible Oral Health

Interventions

Participants are assigned into the following two groups using simple randomization: Study group: fixed appliance _ MBT prescription_ and a modified lip bumper. Control group: fixed appliance _ MBT pre

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Adults 18 - 27 years 2. Mandibular crowding 4 - 6 mm 3. Normal or short face 4. No previous treatment

Exclusion criteria

Exclusion criteria: 1. Long face 2. Bad oral health 3. Drugs affect bone metabolism 4. Non compliant patients

Design outcomes

Primary

Measure	Time frame
Type of orthodontic movement determined upon cephalometric measurements, alveolar bone boundaries changes and root resorption determined on CBCT, arch dimensions changes detected on dental cast at T0: start of the treatment and T1: after one year	—

Secondary

Measure	Time frame
1. Arch dimensions measured using dental casts at T0, T1 2. Bone height and thickness measured using CBCT images at T0, T1	—

Countries

Syria

Contacts

Public ContactMoussab Allawe

moussab.allawe@damascusuniversity.edu.sy+963 938919767

Outcome results

None listed

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