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Related Experiment Video

Updated: May 3, 2026

In Vitro Evaluation of The Effects Of Er,Cr:YSGG and Diode Lasers Used on Titanium Cylinder
07:05

In Vitro Evaluation of The Effects Of Er,Cr:YSGG and Diode Lasers Used on Titanium Cylinder

Published on: June 6, 2025

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Biologic response to titanium implants with laser-treated surfaces.

Sergio Allegrini, Marcelo Yoshimoto, Marcos Barbosa Salles

    The International Journal of Oral & Maxillofacial Implants
    |January 24, 2014
    PubMed
    Summary
    This summary is machine-generated.

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    Laser-treated titanium implants show enhanced bone formation compared to machined surfaces. This suggests improved biocompatibility and better outcomes for dental implants using novel laser surface treatments.

    Area of Science:

    • Biomaterials Science
    • Orthopedic Research
    • Dental Implantology

    Background:

    • Titanium's biocompatibility is crucial for dental and orthopedic implants.
    • Surface modifications can significantly influence osseointegration.
    • Laser treatments offer a novel approach to alter titanium surface properties.

    Purpose of the Study:

    • To evaluate the biological response of titanium implant surfaces treated with a neodymium:yttrium-aluminum-garnet (Nd:YAG) laser.
    • To compare the osseointegration of laser-roughened titanium surfaces versus traditional machined surfaces.

    Main Methods:

    • Sixty grade 2 titanium mini-implants were used in Wistar rats, with 30 machined and 30 laser-treated.
    • Implants were placed in rat femora and analyzed after 15, 30, and 60 days.

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  • Microscopic analysis (light and scanning electron microscopy) and statistical tests were employed.

    • Main Results:

    • New bone formation was observed on laser-treated implants as early as 15 days.
    • Intimate bone-to-implant contact indicated high biocompatibility for laser-treated surfaces.
    • Machined implants showed similar bone contact after 30 days, with significant differences noted at 15 days.

    Conclusions:

    • Laser surface treatment significantly enhances bone-to-implant contact compared to machined titanium.
    • Altering surface energy and microstructure via laser treatment improves osseointegration.
    • Novel laser treatments hold promise for superior dental and orthopedic implant outcomes.