occlusal plane tooth shape tooth position Position of the molars
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: - Age over 18 years - On a voluntary basis /Signed informed consent to participate in the study. - - Consent to photographs of the entire face. - Naturally healthy dentition, or maximum 1/3 of occlusal surface replaced by fillings - cusps intact. - No or completed orthodontic treatment with stable occlusal conditions (support in all 4 support zones). - Sufficient oral hygiene - No periodontal disease; stable periodontal conditions
Exclusion criteria
Exclusion criteria: - Known bruxism - Patients under 18 years of age -Pregnant - Incapacitated persons (e.g. due to dementia) - Psychosomatic concomitant disease - Persons wearing a removable replacement in the upper or lower jaw - Acute events such as joint effusion or trauma - Pain disorders such as fibromyalgia syndrome, neuropathic - pain, trigeminal neuralgia or atypical facial painPermanent splint therapy - CMD complaints (CMD brief findings) - Ongoing orthodontic treatment - Necessary dental rehabilitation - Previous adjustment osteotomy - Cosmetic corrections in the facial area, especially of the nose and ears - Presence of alcohol or drug abuse. - Involvement in the planning and execution of the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The primary objective is the correlation of the angles between the masticatory plane to be determined intraorally and extraoral reference planes: Camper plane (KE-CE), bipupillary line (KE-BP), Frankfurt horizontal (KE-FH) and Ricketts line (KE-RL). | — |
Secondary
| Measure | Time frame |
|---|---|
| Secondary objective is to establish relationships between individual reference values using regression analysis. | — |
Countries
Germany
Contacts
Zentrum der Zahn-, Mund- und Kieferheilkunde (Carolinum)der Johann Wolfgang Goethe-Universität Frankfurt am MainPoliklinik für Zahnärztliche Prothetik