Dentition defect
Conditions
Interventions
test group:Insert Nobel implantion
control group:Insert ITI implantion
Sponsors
West China Hospital of Stomatology University
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Patients voluntarily participate in clinical trials and sign informed consent; 2. Patients aged 18-70 years old (including 18 and 70 years old), regardless of gender; 3. Patients with dentition defect or loss that need implant repair and meet the indications of implant repair; 4. Good compliance, willing and able to follow up observation as required; 5. The remaining dentition, missing tooth space, occlusal relationship, jaw morphology and mouth opening all met the repair requirements.
Exclusion criteria
Exclusion criteria: 1. 3 Participated in other medical device tests within the past month; 2. The gap between missing teeth is not enough to place guide rings; 3. Patients with acute or chronic inflammation in the operative area; 4. Systemic or local bone diseases, such as bone tuberculosis, osteitis, bone tumors, etc.; 5. Patients with systemic immune diseases; 6. Neurological diseases such as epilepsy; 7. People with mental illness or mental disorder; 8. Endocrine and metabolic diseases, blood system diseases and cardiovascular diseases are not controlled; 9. Long-term use of drugs affecting bone healing; 10. Uncontrolled periodontal disease or poor oral hygiene; 11. Bad bite habit, night grinding, etc.; 12. Patients with osteoporosis or bone healing difficulties; 13. Mandibular dysplasia or pathological changes; 14. Pathological mucosal lesions (such as erosion, ulcers, necrosis, blister, nodule) and oral sjogren's syndrome; 15. Women during lactation and pregnancy; 16. Long-term use of special drugs such as hormones and anticoagulants; 17. Patients with alcohol or drug addiction; 18. Others that the researchers did not consider suitable for testing.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The accuracy of implant placement;satisfaction;operation time; | — |
Countries
China
Contacts
Public ContactLin Jie
West China Hospital of Stomatology University
Outcome results
None listed