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Oral Biofilm Formation on Different Materials for Dental Implants
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Toward Antibacterial Coatings for Personalized Implants.

F Jahanmard1, F M Dijkmans1, A Majed1

  • 1Department of Orthopedics, University Medical Center Utrecht, Utrecht 3584 CX, The Netherlands.

ACS Biomaterials Science & Engineering
|December 15, 2020
PubMed
Summary

Researchers developed a new bactericidal coating for patient-specific implants to prevent infections. This innovative coating on 3D-printed titanium shows promising antibacterial properties and supports cell growth, enhancing implant safety.

Keywords:
antibacterial coatingmetal 3D printingpersonalized implants

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Area of Science:

  • Biomaterials Science
  • Orthopedic Surgery
  • Infectious Disease

Background:

  • Complex surgeries using patient-specific implants often lead to prolonged wound exposure.
  • This extended exposure increases the risk of implant-associated bacterial infections, even with sterilization.

Purpose of the Study:

  • To develop a prophylactic bactericidal coating for 3D-printed porous titanium implants.
  • To evaluate the coating's surface characteristics, antibiotic release, antibacterial efficacy, and effect on osteoblast proliferation.

Main Methods:

  • Electrophoretic deposition technology was used to create the bactericidal coating.
  • Characterization included surface analysis, antibiotic release studies, antibacterial assays, and cell proliferation tests.

Main Results:

  • The optimized coatings demonstrated effective antibacterial properties against bacteria.
  • The coatings did not impede osteoblast cell proliferation, indicating good biocompatibility.
  • Surface characteristics and antibiotic release profiles were thoroughly investigated.

Conclusions:

  • The developed bactericidal coating is biofunctional for patient-specific implants.
  • This technology offers a new strategy for preventing implant-associated infections in orthopedic, maxillofacial, and dental applications.