Autogenous undemineralized dentin versus bio-oss in guided bone regeneration for delayed implantation in postextraction sites

Clinica Dentária de Carnaxide0 个研究点目标入组 56 人开始时间: 2020年8月14日最近更新: 2020年8月24日

试验速览

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•1. 18 years old or older
•2. Requiring alveolar preservation through guided bone regeneration after tooth extraction towards the placement of dental implant and type 2 extraction sockets, where the mucosal tissues are present but there is a midfacial osseous dehiscence defect classification and subclassification Type 2B with a dehiscence defect involving the middle one-third of the labial plate, approximately 7 to 9 mm from the free gingival margin

•1. Heavy smokers (more than 10 cigarettes per day or an electronic cigarette dose of >6mg/ml of nicotine)
•2. Presence of active infection or severe inflammation in the intervention zone
•3. Relevant medical history that contraindicates implant surgery
•4. Immunosuppression (eg. HIV, solid-organ transplants)
•5. Head and neck-irradiated patients in the past 5 years
•6. Regular intake of bisphosphonates, anticoagulants or anti-inflammatories
•7. Chronic drug abuse or alcoholic habits
•8. Patients with poor oral hygiene (full-mouth plaque score and full-mouth bleeding score >15%) and lack of motivation
•9. Uncontrolled diabetes (reported levels of glycated haemoglobin exceeding 7%)
•10. Uncontrolled and /or untreated periodontal disease
•11. Previous history of bone graft in the intervention zone
•12. An acute endodontic lesion in the tooth to be extracted or in adjacent teeth

发起方

Clinica Dentária de Carnaxide