root cyst, periapical disease
Conditions
Interventions
Sponsors
Osaka General Medical Center
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Patients who are 18 years old or older in income from cosentform. If patisents is under 20, We explain toleagalreoresentative. 2.Patients who have dental radicular cyst or periapical pariodontis, patients without coronal leakage. Patients who received conventional root canal treatment but were not cured. 3.Apical transportation ledge and other iatrogenic problem with persistent pathology and symptoms 4.Tooth with a latge post and crowm restoration completed, especially maxillary anterior teeth 5.Calcified canal with or without symptoms and periapical radiolucency 6.Broken instrument in apical half of the root 7.Overfilled canal with periapical radiolucency 8.Complex/compound apical curvatures that are inaccessble from an orthograde approach 9.Patient strongly desires preservation 10.In participating in this study, after having receivd sufficient explanation, patients who gained written consent by the patient's free will with sufficient understanding
Exclusion criteria
Exclusion criteria: 1.Patients who have poor plaque control 2.Patients who have periodontal disease and periapical disease 3.Patients who have root fracture in operation 4.Patients who judged inappropriate as the subject by research directors
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Prognosis 12 monthes after microscope operation with MTA cements. We determined that a successful case was a case where the normal function was restored when chewing using the concerned tooth | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Change of debtalXp, panoramaXp, CT before and after operation 2. conspicuous pain, mobility, depth of probing disappearance of fistula, subjective symptoms | — |
Countries
Japan
Contacts
Public Contactmitsue yada
Osaka General Medical Center Oral & Maxillofacial Surgery
Outcome results
None listed