First responder device

A first responder device for treating blood flow from a deep wound or a body cavity, the device comprising:

• a balloon section supporting an inflatable balloon;
• and
• a shaft section including:
• a first chamber accommodating a liquid arranged for inflating the balloon, and a second chamber accommodating a cooling agent arranged for dissolving in the liquid when coming in contact therewith, thereby lowering the temperature;
• a temporary seal between the first and second chambers;
• a structure for forcing the liquid out of the first chamber into the second chamber, for removing or dislocating the temporary seal, and for forcing the liquid from the second chamber into the balloon;
• and
• further comprising structure for providing a valve between the deep wound or body cavity, and the outside, the valve capable of allowing air flow out of, but not into the deep wound or body cavity.