caries
Conditions
Interventions
group A:TPH Spectrum hybrid composite resin/Xeno III self-e
group B:TPH Spectrum hybrid composite resin/XenoIII self-e
Sponsors
School and Hospital of Stomatology, Wuhan University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Periodontally sound, vital teeth. Indications for treatment were failed restorations or primary caries; 2. Have at least one pair of premolar or molar necessitating class I restoration or replacement of restoration; 3. Medium cavity size. The cavity extended between one-quarter and no more than one-third of the way up one or more of the cuspal slopes; 4. Have molar supported permanent dentitions free of any edentulous spaces and occlusal interferences of clinical significance; the selected teeth must have proximal contact with adjacent teeth; 5. To be able to provide written informed consent and to comply with all study procedures.
Exclusion criteria
Exclusion criteria: 1. They are included in the evaluation of other restorative materials and systems involving the anterior and /or posterior teeth; 2. There is a history of any adverse reaction to clinical materials of the types to be used in the evaluation; 3. There is evidence of active caries, occlusal parafunctions and/or atypical tooth wear.; 4. There is a history of atypical intrinsic staining if the teeth and any existing tooth-colored restorations; 5. Any patients with medical and /or dental histories which could possibly complicate the provision of the proposed restoration and/or influence the behavior and performance of the restorations in clinical service; 6. Patients who maintain an unacceptable standard of oral hygiene; 7. The opposite tooth of the selected tooth need restoration or replacement of restoration.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Anatomical for; | — |
Secondary
| Measure | Time frame |
|---|---|
| postoperative sensitivit; | — |
Countries
China
Contacts
Public ContactChen Zhi
Outcome results
None listed