Injectable Microgels: A Safer Surgical Option for Infants
Introduction
Injectable microgels represent a significant advancement in reducing surgical bleeding risk for infants, offering a promising alternative to traditional blood transfusions. This breakthrough could lead to safer infant surgeries and minimize the complications associated with adult blood transfusions.
Development and Function
Biomedical researchers have crafted injectable microgels to address the unique challenges in infant surgeries. The engineered microgel, known as B-knob triggered microgels (BK-TriGs), has shown efficacy in reducing bleeding by at least 50% in animal models. These microgels are designed to address differences in hemostasis between infants and adults, making them especially beneficial for neonatal surgeries.
Hemostasis in Infants vs. Adults
In adults, hemostasis—a multi-step process that stops bleeding from an injured blood vessel—works differently than in infants. When adult blood is used in infant surgeries, it can lead to excessive clotting, increasing risks such as thrombosis. By utilizing a tailored microgel approach, researchers aim to match the hemostatic needs of infants more closely, reducing the need for adult blood transfusions during surgery.
Research and Development
Ashley Browna, a co-corresponding author of a study published in a peer-reviewed journal, is the Lampe Distinguished Professor of Biomedical Engineering at North Carolina State University. She and her team have focused on developing materials specifically designed to mitigate surgery-related bleeding in newborns, emphasizing the utilize of materials that mimic infant blood clotting proteins.
Conclusion and Future Directions
The development of injectable microgels has opened new avenues for safer surgical practices in infants. As research progresses, these microgels may develop into a key therapeutic intervention, reducing risks associated with adult blood transfusions in neonatal surgeries. The ongoing research continues to aim at optimizing and validating these solutions for broader clinical application.