Evaluation of two types of implants installed in the jaw

Not Applicable

Recruiting

• Conditions: Patients with partially edentulous jaw that need to be restored with single crowns; C05.500.480.450

• Registration Number: RBR-6c2k3m
• Lead Sponsor: niversidade de São Paulo

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2012-04-16
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: recruiting
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

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.

Exclusion Criteria

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;

Study & Design

• Study Type: Intervention
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Comparison of the bone level between TiZr and Ti after 1 year of clinical, radiogrphically and tomographically follow up.It is expected that after the follow up the Titanium-Zirconium implants provide a higher success rate

Secondary Outcome Measures

Name	Time	Method
Reduced in the failure of the prosthesis in Titanium Zirconium implants after 1 year of follow up through the clinical analysis of fractures in prosthetic components and / or remission of the screws.