Clinical and Radiographic Evaluation of Immediate Implant Placement with hydroxyapatite nano-coated and uncoated SLA surface implants : A randomized controlled clinical trial

Seoul National University Dental Hospital0 个研究点目标入组 40 人开始时间: 待定最近更新: 2024年7月23日

试验速览

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•1. Subjects eligible for surgical treatment
•2. Subjects who need tooth extraction and implant restoration in the maxillary posterior region.
•3. Subjects with 4 mm or more of the residual bone height in buccal area where the implant will be placed after tooth extraction.
•4. Subjects without localized lesions such as a cyst.
•5. Subjects who voluntarily agree to the clinical trial and are willing to comply with the study protocol

•1. Acute periodontal infection
•2. When it is expected that it will be difficult to obtain a primary stability at the time of implant placement due to extensive bone loss (both buccal and palatal/lingual bone loss >50%) as a result of periodontal disease
•3. Pregnant women or lactating woman
•4. Subjects with uncontrolled hypertension or diabetes
•5. Subjects with a history of radiation therapy and/or chemotherapy in the head and neck area
•6. Subjects with serious cardiovascular disease, respiratory system disease, kidney disease, liver disease, digestive system disease, blood system disease and neuropsychiatric disease
•7. Subjects with a history of drug allergy.
•8. Subjects with a high degree of depressive or anxiety disorder which can affect clinical trial.
•9. Subjects who have been in drug or alcohol abuse within 1 year
•10. Subjects with a history of taking bisphosphonate drugs within 4 months.
•11. Smokers who smoke more than one pack (20 cigarettes) per day.
•12. Subjects whose occlusal stop is not being performed normally.
•13. Cases where the researcher judged that the subject participation in the research is inappropriate because of other ethical or research results.

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