Comparing Anodized and Sandblasted Implant Surfaces in Bone Healing
Author Information
Author(s): Shakeel Shahdad, Simon Rawlinson, Nahal Razaghi, Anuya Patankar, Mital Patel, Mario Roccuzzo, Thomas Gill
Primary Institution: Barts and the London School of Medicine and Dentistry, Queen Mary University of London
Hypothesis
The study aims to evaluate how different implant surface characteristics influence osseointegration and new bone formation in a guided bone regeneration model.
Conclusion
Moderately rough surfaces showed significantly better osseointegration compared to the anodized surface, despite no difference in the amount of new bone formed.
Supporting Evidence
- At 2 and 8 weeks, newly formed bone height was similar across all groups.
- Groups with sandblasted surfaces showed significantly higher bone-to-implant contact compared to anodized surfaces.
- Histological analysis indicated better bone apposition for sandblasted surfaces.
Takeaway
This study looked at how different types of dental implants help bones heal. It found that some implants work better than others for helping bones grow around them.
Methodology
The study used a controlled preclinical design with a minipig model to compare three types of implant surfaces after guided bone regeneration.
Limitations
The study was conducted in a porcine model, which may not fully replicate human responses.
Participant Demographics
Fifteen female Göttingen minipigs aged 20-24 months and weighing around 40 kg were used.
Statistical Information
P-Value
p<0.05
Confidence Interval
95% CI: 31.90–53.44
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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