Sunday, October 1, 2017

Plasma substitute and red tape

StrategyPage has an article on plasma that does not need refrigeration but the military can't order any because the FDA regulations stand in the way

U.S. SOCOM (Special Operations Command) is gradually getting access to freeze dried plasma (FDP) for use by their combat medics. Plasma is used to replace clotting and other essential blood components in emergencies. It is not whole blood but is taken from whole blood and must be kept refrigerated. FDP is not yet legally available in the United States so SOCOM has been using French FDP, which the French military has been producing and using since 1994...
The problem was that in the United States the FDA (Food and Drugs Administration) needed an American firm to produce FDP that they could put through their testing and approval process. There were problems with finding an American firm that would and could do it and then going through the FDA approval process. It was estimated that this would take until 2020 to complete. 
and that isn't the only battle field innovation saving lives:


Dealing with massive blood loss has always been a seemingly unsolvable problem. While tourniquets have been around for thousands of years, these devices only work on limbs. Preventing death from most other rapid blood loss situations was achieved after 2001 with the development and widespread use of powders and granules that could quickly stop the bleeding. First (in 2003) came special bandages like the Chitosan Hemostatic Dressing (more commonly called HemCon). This was basically a freeze dried substance that caused rapid clotting of blood and was incorporated into what otherwise looked like a typical battlefield bandage. This bandage greatly reduced bleeding, which had become the most common cause of death among wounded American troops. This device was a major breakthrough in bandage technology. Over 95 percent of the time, the HemCon bandages stopped bleeding, especially in areas where a tourniquet could not be applied. This did not work when the abdominal aorta was involved. HemCon was followed by WoundStat powder to deal with some of the bleeding that HemCon could not handle. While medics, and troops, prefer the bandage type device, there are situations where WoundStat (a fine granular substance) is a better solution (especially in the hands of a medic). Only the medics got packets (usually two) of Woundstat powder. That's because this is only needed for deep wounds and has a theoretical risk of causing fatal clots if it gets into the bloodstream.

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