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Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
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Topical hemostatic materials for coagulopathy.

Bingjie Hu1, Guochen Bao2, Xiaoxue Xu3

  • 1Analytical Testing Center, Shandong University of Technology, Zibo, 255049, P. R. China. hbj@sdut.edu.cn.

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New hemostatic materials effectively treat bleeding in coagulopathy by supporting dysfunctional natural hemostasis. This review analyzes mechanisms, designs, and clinical translation of advanced hemostatic agents for bleeding disorders.

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Area of Science:

  • Biomedical Engineering
  • Materials Science
  • Hematology

Background:

  • Conventional hemostatic materials often fail in cases of coagulopathy due to dysfunctional natural hemostasis.
  • Coagulopathy presents a significant challenge in managing bleeding, necessitating novel therapeutic strategies.

Purpose of the Study:

  • To review recent advances in hemostatic materials specifically designed for coagulopathy.
  • To analyze the mechanisms and design principles of these advanced hemostatic agents.
  • To discuss the clinical translation challenges and future perspectives for hemostatic materials in coagulopathy.

Main Methods:

  • Comprehensive literature review of hemostatic materials including fibrin, chitosan, gelatin, nanoparticles, PEG derivatives, liposomes, oxidized cellulose, and fibrinogen-specific binding polymers.
  • Analysis of the hemostatic mechanisms and design strategies employed by these materials.
  • Evaluation of reported successes and challenges in the clinical application of these hemostatic agents.

Main Results:

  • Diverse advanced materials like nanoparticles and specialized polymers show significant success in controlling bleeding in coagulopathy.
  • Understanding of specific hemostatic mechanisms and material design principles is crucial for efficacy.
  • Several promising materials have demonstrated effectiveness in preclinical and clinical settings.

Conclusions:

  • Advanced hemostatic materials offer viable solutions for bleeding management in coagulopathy.
  • Further research into material design and rigorous clinical translation are essential for widespread adoption.
  • These innovative materials hold promise for improving patient outcomes in bleeding disorders.