Actively Recruiting
Investigation of Biofilm Formation on Temporary push-on Rings of Implant Crowns
Led by University Hospital, Basel, Switzerland · Updated on 2025-07-25
33
Participants Needed
1
Research Sites
211 weeks
Total Duration
On this page
Sponsors
U
University Hospital, Basel, Switzerland
Lead Sponsor
I
ITI International Team for Implantology, Switzerland
Collaborating Sponsor
AI-Summary
What this Trial Is About
This in-vivo study investigates early (48h), mature (2 weeks) and long-term (3 months) biofilm formation and composition on temporary push-on cones (exchangeable conical rings) made of noble-alloy-based materials (Pagalinor, PA) in comparison to Titanium-6Aluminum-7Niobium alloy (TAN) presently used in the transmucosal portion of dental implant abutments.
CONDITIONS
Official Title
Investigation of Biofilm Formation on Temporary push-on Rings of Implant Crowns
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Signed informed consent
- Presence of one or more bone level titanium implants before final restoration
- No systemic illness
- Smoking less than 10 cigarettes per day
- Not pregnant
- No active periodontitis with probing pocket depth 4 mm or less
- No pharmacological or antibiotic treatment during or up to three months before the study
You will not qualify if you...
- Presence of systemic illness such as diabetes
- Smoking more than 10 cigarettes per day
- Known or suspected non-compliance or drug/alcohol abuse
- Pregnancy
- Active periodontitis with probing pocket depth greater than 4 mm
- Pharmacological or antibiotic treatment during or up to three months before the study
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
UZB (University Center for Dental Medicine Basel)
Basel, Switzerland, 4058
Actively Recruiting
Research Team
N
Nicola U. Zitzmann, Prof. Dr.
CONTACT
L
Lucia K. Zaugg, Dr. med. dent.
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
DOUBLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
DIAGNOSTIC
Number of Arms
2
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