ChiCTR2000032687: A split-mouth randomized controlled clinical study of applying CGF to repair distal bone defect of mandibular second molar after the extraction of impacted mandibular third molar |
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| Not yet recruiting | N/A | 50 | | Exsanguinate the patient's own blood to prepare for CGF and then put CGF into distal side of mandibular second molar in the operating area after the extraction of fully-impacted mandibular third molar. ;Directly suture the wound after the extraction of fully-impacted mandibular third molar. | Oral and Maxillofacial Surgery, the Affiliated Stomatology of Tongji University; The Affiliated Stomatology of Tongji University, Oral and Maxillofacial Surgery,the Affiliated Stomatology of Tongji University | Fully-impacted mandibular third molar | | | | |
ChiCTR2300077819: A clinical study of effect of CGF combined with autogenous bone on distal periodpntal tissue regeneration of mandibular second molar after extraction of impacted mandibular third molar |
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| Recruiting | N/A | 180 | | Exsanguinate the patient's own blood to prepare for CGF and then put CGF into the extracion socket of mandibular second molar in the operating area after the extraction of fully-impacted mandibular third molar.; Directly suture the wound after the extraction of impacted mandibular third molar. | Department of Stomatology, Shanghai Fourth People's Hospital, School of Medicine, Tongji University; Shanghai Fourth People's Hospital, School of Medicine, Tongji University, Department of Stomatology, Shanghai Fourth People's Hospital, School of Medicine, Tongji University | Impacted mandibular third molar | | | | |