Black Hawk Down has a scene where the difficulty of containing such injuries is illustrated very graphically: http://www.youtube.com/watch?v=gixRgsPFR7g http://

Black Hawk Down has a scene where the difficulty of containing such injuries is illustrated very graphically: http://www.youtube.com/watch?v=gixRgsPFR7g http://www.youtube.com/watch?v=gixRgsPFR7g It's incredibly difficult to stop such bleeding and having such device will undoubtedly save lives on and off battle fields. For example in bad car wrecks.