Dental defect and edentulism
Conditions
Interventions
Resin filling group:Repairing the affected tooth with resin filling
The 3D-printed resin inlay restoration group:Repairing the affected tooth with a 3D-printed resin inlay
The conventional complete denture restoration group:Repairing with conventional complete dentures
The 3D-printed complete denture restoration group:Restoring with 3D-printed complete dentures
Sponsors
School of Stomatology, the Fourth Military Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: Resin Inlay Group: 1.Aged >=18 years and <= 65 years, with no restriction on gender. 2.The affected teeth have at least class ? (MO or OD) caries or old restorations. After removing the caries, the remaining dental tissues have sufficient resistance to meet the needs of filling or inlay restoration. 3.The pulp vitality of the affected teeth is normal, and the response to cold and heat tests is the same as that of the control teeth. If the pulp is involved, perfect root canal therapy is required. X - rays show that the root filling is appropriate. After observation for more than 1 week, there is no (tenderness to percussion), no loosening, the fistula has disappeared, the gums are not red, swollen or tender, and the patients have no subjective discomfort symptoms. 4.The periodontal condition of the affected teeth is good. 5.The dentition is relatively complete, the occlusal relationship is basically normal, and the contralateral homonymous teeth or opposing homonymous teeth of the affected teeth exist and are healthy natural teeth. 6.In good physical health, without systemic diseases, bad habits or a history of allergies. Complete Denture Base Group: 1.Complete dentition loss for more than 3 months. According to the classification of the absorption degree of edentulous alveolar ridges, those with absorption degree at grade 1 - 2 are selected for inclusion. 2.Symmetrical face and normal mouth opening. 3.Without severe systemic diseases or psychological diseases, with good compliance, willing to accept the requirements of clinical trials and having given informed consent.
Exclusion criteria
Exclusion criteria: Resin Inlay Group: 1.Patients with gingivitis or periodontitis that is not yet fully controlled; 2.Patients who are unable to brush their teeth properly and cannot maintain good oral hygiene; 3.Patients with excessive occlusal force or bad occlusal habits such as bruxism and clenching. Complete Denture Base Group: 1.Acute or chronic temporomandibular joint disorders; 2.History of oral or maxillofacial chemotherapy; 3.Chronic mucosal inflammation, hyperplasia, or other oral pathological conditions that would complicate the trial process; 4.Other health conditions that affect the treatment of complete denture restoration.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Clinical effect evaluation;Chewing efficiency measurement; | — |
Secondary
| Measure | Time frame |
|---|---|
| Patient Satisfaction Survey; | — |
Countries
China
Contacts
Public ContactBai Shizhu
School of Stomatology, the Fourth Military Medical University
Outcome results
None listed