Implants and restorations without interconnecting abutments in the posterior region: a 1-year prospective case series study
- Conditions
- The missing tooth is a molar in maxilla or mandible
- Registration Number
- NL-OMON22700
- Lead Sponsor
- MCG
- Brief Summary
Manuscript with 1-year results
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Pending
- Sex
- Not specified
- Target Recruitment
- 40
•Patients referred to the department of Oral and Maxillofacial Surgery (UMCG) because of having a missing tooth in the posterior region.
•The patient is 18 years or older;
•The missing tooth is a molar in maxilla or mandible;
•Sufficient healthy and vital bone to insert a dental implant with a minimum length of 8 mm and at least 4.0 mm in diameter with initial stability > 45 Ncm
•The implant site is free from infection;
•Adequate oral hygiene (modified plaque index and modified sulcus bleeding index = 1);
•Sufficient mesio-distal, bucco-lingual, and interocclusal space for placement of an anatomic restoration;
•The patient is capable of understanding and giving informed consent.
•Medical and general contraindications for the surgical procedures;
•Presence of an active and uncontrolled periodontal disease;
•Bruxism;
•Smoking
•A history of local radiotherapy to the head and neck region.
Study & Design
- Study Type
- Observational non invasive
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method •evaluation of technical complications of screw-retained full-anatomic zirconia crowns without abutment in the posterior maxilla and mandible during a 1-year follow-up.
- Secondary Outcome Measures
Name Time Method •Implant survival<br>•Peri-implant bone level change<br>•Probing pocket depth<br>•Amount of plaque<br>•Mucosa condition<br>•Patient satisfaction<br>