A comparative study of marginal bone variation around Titanium-13Zirconium and versus Titanium Grade IV.

niversidade de São Paulo0 个研究点开始时间: 2012年4月16日最近更新: 2023年5月29日

适应症

试验速览

暂无简介。

•To sign voluntary informed consent for using his/her data;
•At least 18 years-old;
•Posterior edentulous areas that needed at least 2 implants in the maxilla, or 2 implants in the mandible
•To have a posterior area to receive one narrow implant diameter at least 8 weeks to implant installation;
•5 mm of ridge width and 8 mm of lengh; These implants had to receive one single-crown rehabilitation and to have a antagonist tooth
•1 year of follow up.

•Presence of sistemic problems, ex. diabetes
•Use of any drug that could affect bone metabolism (biphosphonates);
•Tobacco abuse (> 10 cigarettes/day);
•Presence of immunocompromising conditions (HIV-positive, AIDS, or under therapy with immunosuppressive drugs);
•Disability that interferes with the ability of a suitable cleaning;
•History of radiotherapy of the head/neck region .
•Pregnancy or lactating;
•Condition or circumstance that may lead patients to abandon the study;
•Presence of untreated periodontitis;
•Soft and/or hard tissues alterations;
•Previous bone augmentation procedure in the same place to fixture installation;
•Presence of parafunctional habits;

发起方

niversidade de São Paulo