Dentofacial anomalies. Anomalies of tooth position
Conditions
Interventions
Intervention 1: In intervention group: Place Crown-Pontic space maintainer for 18 months. Intervention 2: In Control group: Place Band and Loop spce maintainer for 18 months.
Treatment - Devices
In intervention group: Place Crown-Pontic space maintainer for 18 months
In Control group: Place Band and Loop spce maintainer for 18 months
Sponsors
Isfahan University of Medical Sciences
Eligibility
Sex/Gender
All
Age
4 Years to 7 Years
Inclusion criteria
Inclusion criteria: The inclusion criteria were: early loss of the first molar with decay of the second molar; cooperative child (Frankel ++ or +); presence of alternate permanent tooth germ; lack of root resorptions or involvement of furcation of the abutment teeth; absence of abscess or mobility in the abutment teeth; lack of cross bite and oral habits and cases remaining for more than 18 months until the eruption of substitute permanent tooth. The exclusion criteria were: Failure to refer patients to follow-up sessions; Lack of inclusion criteria
Exclusion criteria
Exclusion criteria:
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The survival space rate. Timepoint: every 3 months. Method of measurement: observation. | — |
Secondary
| Measure | Time frame |
|---|---|
| Investigation masticatory ability. Timepoint: every 3 months. Method of measurement: observation. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactDr Samin Tayaran
Isfahan University of Medical Sciences
Outcome results
None listed