Analysis of jaws position in orthognathic surgery using zygomatic supported guides

Phase 4

• Conditions: Orthognathic Surgery; Tomography, Emission-Computed; Mandible; Maxilla; Dentofacial anomaly, unspecified; E06.892.500; E01.370.350.350.800; A02.835.232.781.324.502.632; A02.835.232.781.324.502.645; K07.9

• Registration Number: RBR-2vkjzp
• Lead Sponsor: Obras Sociais Irmã Dulce

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2020-01-20
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: ot yet recruiting
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

Individuals over than 18 years; without comorbidities; with facial deformities; with indication for maxillomandibular surgery for correction

Exclusion Criteria

Individuals requiring isolated surgery of the maxilla or mandible;individuals with diagnoses of cardiac, renal, gastrointestinal, hepatic, pulmonary, neurological, psychiatric, hematological or metabolic pathologies

Study & Design

• Study Type: Intervention
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
To evaluate the planning accuracy of maxillary sectioning and repositioning guides, measured by pre and post surgical tomographic exams<br>;To evaluate the planning accuracy of conventional virtual intermediate guides, measured by pre and post surgical tomographic exams<br>

Secondary Outcome Measures

Name	Time	Method
To evaluate surgical time by procedure timing<br><br>;To evaluate the ease of use of the planning techniques by using specific questionnaire;To measure the maxilla position on the x, y and z axes by pre and post surgical tomographic exams<br>;To measure the mandible position on the x, y and z axes by pre and post surgical tomographic exams<br>