Guided bone regeneration of peri-implant defects with particulate versus soft-type block bone substitutes. A randomized controlled, single blinded clinical trial - L-Shape

Clinic of Reconstructive DentistryCenter of Dental MedicineUniversity of Zürich0 个研究点目标入组 64 人开始时间: 2020年6月15日最近更新: 2024年8月19日

适应症

试验速览

暂无简介。

•Patients, in need of at least one implant with an expected peri-implant bone dehiscence = 2 mm of apico-coronal dimension in the maxilla or mandible (excl. molars)
•-primary implant stability assessed at implant placement
•-no need of soft tissue grafting after implant placement
•-tooth extraction performed = 4 months in advance
•-possibly performed soft tissue grafting = 2 months in advance
•-Presence of one adjacent tooth at the implant site;
•-Presence of antagonist;
•-Adequate oral hygiene (Bleeding on probing <20%; Plaque index <20%);
•-Capability to comply with the study procedures
•-Signed Informed Consent Form

•-Ridge preservation procedure after tooth extraction performed
•-Pregnant or lactating women;
•-Known or suspected non-compliance, drug or alcohol abuse
•-Smokers (>10 cigarettes/day including e-cigarettes)
•-Currently taking drugs that influence bone metabolism
•-Use of bisphosphonates in the last 4 years
•-Systemic or local conditions presenting a contraindication to implant treatment
•-History of malignancy, radiotherapy or chemotherapy for malignancy in the past 5 years

发起方

Clinic of Reconstructive DentistryCenter of Dental MedicineUniversity of Zürich