Patent ID: 8588903

Claim:
An automated external defibrillator comprising: a reserve power source for providing power to defibrillate a patient, the reserve power source comprising: a liquid reserve battery which requires activation to produce power; an activator having a liquid electrolyte for activating the liquid reserve battery upon a mechanical activation of the activator such that the liquid electrolyte is forced from the activator into the liquid reserve battery through a communication between the activator and the liquid reserve battery; a pair of terminals operatively connected to the liquid reserve battery for outputting the produced power to electrode pads configured to supply the produced power to a surface of the patient; and a mechanical stop for preventing the activator from activating the liquid reserve battery, the stop being selectively removable when activation is desired; wherein the activator comprises a container having the liquid electrolyte contained therein and the activator further comprises: a top; and a bellow attached on one end to the top and to a portion of the liquid reserve battery at an other end.