Related Experiment Video
Updated: Feb 11, 2026
06:12
Plasma Polishing as a New Polishing Option to Reduce the Surface Roughness of Porous Titanium Alloy for 3D Printing
Published on: April 28, 2023
2.4K
A Comprehensive Histomorphometric and Surface Roughness Evaluation of Sandblasted Acid-Etched (SLA) Titanium Alloy
Ramesh Chowdhary1, Prajna P Shetty2, V Midhula3
1Sri Siddhartha Dental College and Hospital, Tumkur, India.
Journal of Long-Term Effects of Medical Implants
|February 9, 2026
Summary
Surface-treated dental implants significantly improve bone integration. SLA-treated implants demonstrated superior bone volume and contact compared to machined surfaces, enhancing long-term success.
Area of Science:
- Biomaterials Science
- Dental Implantology
- Tissue Engineering
Background:
- Dental implants are crucial for tooth replacement, with surface topography dictating osseointegration.
- Optimized surface features enhance bone healing, especially in compromised bone conditions.
- Oxidized surfaces can improve stability and bone healing on dental implants.
Purpose of the Study:
- To compare the osseointegration of SLA-treated titanium alloy implants versus machined surfaces.
- To evaluate the early bone response and biological reaction to modified implant surfaces.
- To assess the impact of surface topography on bone-to-implant contact.
Main Methods:
- Utilized 40 titanium alloy implants (4mm x 8mm), divided into machined (control) and SLA-treated (test) groups.
- Assessed surface roughness via SEM and topography using 3D optical profilometry.
- Evaluated early bone response in rabbits through histomorphometric analysis of retrieved implants.
Main Results:
- SLA-treated implants exhibited enhanced bone volume.
- SLA-treated implants showed increased bone-to-implant contact.
- Histomorphometric analysis confirmed superior osseointegration for SLA-treated implants.
Conclusions:
- SLA treatment significantly improves osseointegration in titanium alloy dental implants.
- Surface-modified implants offer better bone integration compared to traditional machined surfaces.
- Enhanced bone volume and contact suggest improved long-term implant stability.
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