Worldwide use of "blind" method of artificial respiration affected because it does not feel his condition sobstveennoy system and therefore do not see the first signs of spontaneous breathing and breath naturally instead he may make an exhale .... its just slay 

 

  The proposed device allows resuscitation manually adjust the frequency and depth of breathing and has a beep when the smallest urge to spontaneous breathing and the volume of the signal device can be auxiliary to introduce the victim into the natural rhythm of your breath. The device was tested on myself, which emphasizes its reliable operation as breathing could be forced to make deeper and more rapid breathing out