Researchers test drones as a new way to deliver blood products in emergencies

Researchers at the University of Colorado Anschutz are investigating the use of drones to deliver freeze-dried plasma to critically injured patients in emergencies, particularly in areas where conventional transportation is inadequate. The study, currently being conducted in Ukraine, has successfully delivered the blood product to military personnel being treated by medical teams.

This innovative approach could potentially revolutionize emergency medicine by delivering life-saving resources directly to the patient's location rather than waiting for them to reach a hospital.

Emergency medical teams have traditionally relied on whole blood and conventional plasma products, but these require careful handling and storage. Freeze-dried plasma, on the other hand, can be stored at room temperature and rapidly prepared for use, making it a more feasible option for remote and challenging environments. The U.S. Food and Drug Administration has recognized the potential utility of dried plasma in various demanding settings, such as battlefields and remote locations.

The research is taking place in Ukraine, where conventional evacuation methods can be hindered by difficult or delayed access. The freeze-dried plasma, supplied by Octapharma, is packaged for transport and is carried to medical teams operating near the injured using drones. The broader implications of this research could extend beyond war zones, as emergencies like wildfires, hurricanes, floods, and earthquakes can also isolate communities and delay access to hospitals.

While the drone is not intended to replace traditional evacuation methods, it could serve as an additional means of delivering critical medical resources to patients when conventional transportation is still on its way. The time-sensitive nature of resuscitating critically injured individuals highlights the importance of rapidly providing blood products to buy time and maintain blood flow to vital organs, ultimately preventing irreversible damage.

The initial findings of this study, involving 26 Ukrainian military personnel, show a significant improvement in shock index and a 100% 24-hour survival rate after the administration of freeze-dried plasma. However, these results are based on an observational study, and further research with a larger sample size is needed to determine the specific patient populations and types of trauma that would benefit most from this innovative approach.