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Related Experiment Videos

Magnesium-based biodegradable alloys: Degradation, application, and alloying elements.

Maksym Pogorielov1, Eugenia Husak1, Alexandr Solodivnik1

  • 1Medical Institute, Sumy State University, Sumy, Ukraine.

Interventional Medicine & Applied Science
|September 22, 2017
PubMed
Summary

Biodegradable magnesium alloys offer a promising alternative for biomedical implants, gradually corroding with a safe host response. This review explores their development, applications, and investigation methods for surgical and orthopedic use.

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Area of Science:

  • Biomaterials Science
  • Materials Engineering
  • Orthopedic Surgery
  • General Surgery

Background:

  • Traditional corrosion-resistant metals for implants are being challenged by new biodegradable alternatives.
  • Biodegradable metals offer gradual corrosion, controlled release of products, and essential metabolic integration.
  • Magnesium (Mg) is ideal due to its essential role in metabolism and rapid excretion.

Purpose of the Study:

  • To review the discovery and modern development of magnesium (Mg) alloys for biomedical implants.
  • To analyze the advantages and disadvantages of Mg alloys in general surgery and orthopedic applications.
  • To evaluate in vitro and in vivo investigation methods for degradable Mg alloys and their correlation.

Main Methods:

Keywords:
biodegradable metalscorrosionmagnesiumorthopedysurgery

Related Experiment Videos

  • Comprehensive literature review on Mg alloy development and applications.
  • Analysis of in vitro and in vivo studies investigating Mg alloy degradation and host response.
  • Examination of alloying elements influencing corrosion rate, mechanical properties, and biocompatibility.

Main Results:

  • Magnesium alloys present a viable biodegradable option for implants, with essential metabolic roles.
  • The review highlights the benefits and drawbacks of Mg alloys in surgical and orthopedic fields.
  • Correlation between in vitro and in vivo studies is discussed, with a proposed improved pre-clinical investigation pathway.

Conclusions:

  • Magnesium alloys are a promising class of biodegradable metals for biomedical applications.
  • Further research into alloying elements is crucial for optimizing corrosion resistance, mechanical strength, and host response.
  • Standardized pre-clinical investigation methods are needed for the effective development of Mg-based implants.