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One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children (ERM)

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ClinicalTrials.gov Identifier: NCT01765062
Recruitment Status : Completed
First Posted : January 10, 2013
Last Update Posted : January 10, 2013
Sponsor:
Information provided by (Responsible Party):
André Barbisan de Souza, DDS, State University of Maringá

Brief Summary:
Many author have exposed the rapid and slow expansion, the diversity of activation and containment protocols and the follow-up time, justify the need for more studies to evaluate the effects to the ERM for the long-term.

Condition or disease
Cross-bite

Study Type : Observational
Actual Enrollment : 14 participants
Observational Model: Cohort
Time Perspective: Prospective
Official Title: One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children
Study Start Date : July 2008
Actual Primary Completion Date : September 2008
Actual Study Completion Date : July 2009

Group/Cohort
Before Rapid Maxillary Expansion
T0
3 months After Rapid Maxillary Expansion
T1
One year After Rapid Maxillary Expansion
T2



Primary Outcome Measures :
  1. changes in cephalometric variables [ Time Frame: prior to rapid maxillary expansion (T0), after three months (T1) and after one year ]

Secondary Outcome Measures :
  1. Dental casts [ Time Frame: prior to rapid maxillary expansion (T0), after three months (T1) and after one year (T2). ]


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Ages Eligible for Study:   5 Years to 11 Years   (Child)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Community Sample
Criteria

Inclusion Criteria:

  • cross-bite with maxillary atresia

Exclusion Criteria:

  • patients had undergone orthodontic treatment or had a syndrome

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01765062


Locations
Brazil
Universidade Estadual de Maringa
Maringa, Parana, Brazil
Sponsors and Collaborators
State University of Maringá
Investigators
Principal Investigator: Daniela G Garib, PHD Universidade de São Paulo-USP-Faculdade de Odontologia de Bauru

Responsible Party: André Barbisan de Souza, DDS, Kelly Regina Micheletti, DDS, State University of Maringá
ClinicalTrials.gov Identifier: NCT01765062     History of Changes
Other Study ID Numbers: KRM-300585
First Posted: January 10, 2013    Key Record Dates
Last Update Posted: January 10, 2013
Last Verified: January 2013

Keywords provided by André Barbisan de Souza, DDS, State University of Maringá:
Rapid maxillary expansion
Cross bite
Haas appliance
Lateral cephalograms

Additional relevant MeSH terms:
Malocclusion
Tooth Diseases
Stomatognathic Diseases