Automated Innovation

n tmtd xtrnl dfbrlltr r tmtc lctrnc dfbrlltr (D) s prtbl lctrnc dvc tht tmtclly dgnss th lf-thrtnng crdc rrhythms f vntrclr fbrlltn (VF) nd plslss vntrclr tchycrd, nd s bl t trt thm thrgh dfbrlltn, th pplctn f lctrcty whch stps th rrhythm, llwng th hrt t r-stblsh n ffctv rhythm. Wth smpl d nd vsl cmmnds, Ds r dsgnd t b smpl t s fr th lyprsn, nd th s f Ds s tght n mny frst d, crtfd frst rspndr, nd bsc lf spprt (BLS) lvl crdplmnry rsscttn (CPR) clsss. Th prtbl vrsn f th dfbrlltr ws nvntd n th md-1960s by Frnk Pntrdg n Blfst, Nrthrn rlnd nd th frst tmtc, pblc-s dfbrlltr ws prdcd by th Crdc Rsscttn Cmpny n th lt 1970s. Th nt ws lnchd ndr th nm Hrt-d.