The long-term effects of orthodontic growth modification for severe Class II anomalies

Completed

• Conditions: Dental; Oral Health; Orthodontic growth modification

• Registration Number: ISRCTN26364810
• Lead Sponsor: niversity of Manchester (UK)

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2001-01-19
• Last Update Posted: 13 January 2015

Recruitment & Eligibility

• Status: Completed
• Sex: Not specified
• Target Recruitment: 486

Inclusion Criteria

Studies 1 and 2 : Initial Dental overjet of greater than 7 mm; enrolment in the original Class II study.

Study 3: The patient has received Twin Block treatment followed by upper and lower fixed appliances; the original overjet was greater than or equal to 7 mm; any operator in the department provided treatment.

Exclusion Criteria

Studies 1 and 2: Initial dental overjet of less than 7 mm; enrolment in the original Class II Study.

Study 3: Individuals with clefts of the lip and/or palate or any other suspected identifiable syndromes; people with midline diastema not caused by incisor proclination; people with hypodontia; treatment discontinued early/poor oral hygiene.

Study & Design

• Study Type: Interventional
• Study Design: Not specified