Maxillary dentition missing
Conditions
Interventions
A:novel maxillary pterygoid process implants
B:Nobel active maxillary pterygoid process implants
Sponsors
The Ninth People's Hospital Affiliated to Shanghai Jiaotong University School of Medicine
Eligibility
Sex/Gender
All
Age
40 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Patients aged 40 to 70 years old; 2. Patients suffering from maxillary dentition who need full implant restoration and meet the indications for dental implant restoration; 3. There is no soft or hard tissue defect or disease affecting the implant placement in the implant placement area; 4. Good compliance, willing to sign a love agreement and able to follow up and observe as required; 5. Those who can tolerate implant surgery and have no addiction to smoking or drinking; 6. Those who have not participated in other similar experiments at the same time.
Exclusion criteria
Exclusion criteria: 1. Those who have participated in other medical device trials within 3 months; 2. People with allergies; 3. People suffering from uncontrolled endocrine and metabolic diseases, blood system diseases and cardiovascular diseases; 4. Systemic or local bone diseases, such as bone tuberculosis, osteitis, bone tumors, etc.; 5. Those suffering from systemic immune diseases; 6. Nervous system diseases, such as patients with epilepsy; 7. People with mental illness or mental disorders; 8. Pathological mucosal lesions; 9. After head and neck radiotherapy; 10. Uncontrolled periodontal disease or poor oral hygiene; 11. People with poor bite habits, bruxism at night, etc.; 12. Insufficient bone mass and/or poor bone quality; 13. Jaw bone hypoplasia or pathological changes; 14. Dry mouth syndrome; 15. Those who take special drugs for a long time, such as hormones, anticoagulants, etc.; 16. Patients with alcohol or drug addiction; 17. The researcher believes that other situations are not suitable for the experiment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Bone resorption around the implant; | — |
Secondary
| Measure | Time frame |
|---|---|
| implant survival rates;soft tissue inflammation;satisfaction;complications; | — |
Countries
China
Contacts
Public ContactDuohong Zou
Shanghai 9th People's Hospital, Shanghai Jiao Tong University School of Medicine
Outcome results
None listed