Actively Recruiting
Investigating Implant Surface Effect on Osseointegration: NGA vs. ModSLA
Led by Barts & The London NHS Trust · Updated on 2026-04-22
39
Participants Needed
1
Research Sites
186 weeks
Total Duration
On this page
Sponsors
B
Barts & The London NHS Trust
Lead Sponsor
V
Virginia Commonwealth University
Collaborating Sponsor
AI-Summary
What this Trial Is About
This study aims to characterise the stability of crestal bone levels one year after loading, the associated aesthetic outcomes, immunological response, prosthodontic outcomes as well as overall patient reported outcome measures for modSLA (SLActive, Institut Straumann AG, Switzerland) and NGA (TiUltraNP, Nobel Biocare AG, Switzerland) dental implants.
CONDITIONS
Official Title
Investigating Implant Surface Effect on Osseointegration: NGA vs. ModSLA
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Age over 18 years old
- Male and female gender
- Ability and willingness to follow study procedures and provide informed consent
- Require tooth extraction of a maxillary first premolar or single-rooted anterior tooth due to caries, endodontic failure, or trauma
- Extraction site must have adjacent teeth present
- Adjacent teeth must show no evidence of interdental bone loss
You will not qualify if you...
- Systemic diseases interfering with dental implant therapy (e.g., uncontrolled diabetes)
- Two adjacent teeth requiring extraction
- More than one wall of the socket missing at extraction
- Contraindications for oral surgical procedures
- Systemic diseases affecting bone metabolism (e.g., Cushing's syndrome, Crohn's disease, rheumatoid arthritis, osteoporosis, type I and uncontrolled type II diabetes), systemic infections, or recent surgery within 30 days before study start
- Chronic use (2 weeks or more) of medications affecting oral status or bone metabolism within 1 month before baseline
- HIV or viral hepatitis infection
- Physical handicaps affecting oral hygiene ability
- History of local irradiation in head-neck region
- Mucosal diseases (e.g., erosive lichen planus)
- Current untreated periodontitis or gingivitis, especially probing depths >4mm on teeth adjacent to extraction site
- Untreated acute endodontic lesions
- Current smokers or smoked within 3 months before study
- Alcoholism or chronic drug abuse
- Psychological disorders or limited mental capacity/language skills preventing understanding of study information
- Non-compliance or inability to give informed consent
- Pregnant or breastfeeding
- Current or recent participation in other research
- Full-mouth bleeding and plaque scores >30% or periodontal pockets >5 mm after pre-treatment phase
AI-Screening
AI-Powered Screening
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Trial Site Locations
Total: 1 location
1
Royal London Dental Institute
London, United Kingdom, E1 1BB
Actively Recruiting
How is the study designed?
Study Type
INTERVENTIONAL
Masking
DOUBLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
3
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