文档介绍：Cardiopulmonary Cardiopulmonary Resuscitation Resuscitation Diagnosis of cardiac and respiratory arrest Traditional methods : Traditional methods : 1. Carotid pulse check by lay rescuers 1. Carotid pulse check by lay rescuers 2. Loss of consciousness 2. Loss of consciousness 3. Pupil dilation 3. Pupil dilation 4. Respiratory arrest 4. Respiratory arrest Guideline 2000 Guideline 2000 ?? Elimination of the pulse check for lay Elimination of the pulse check for lay rescuers rescuers ?? Evaluate for signs of circulation in 10 Evaluate for signs of circulation in 10 seconds seconds breathing breathing , coughing , , coughing , movement in movement in response to response to rescue breath rescue breath Assess for a pulse ?? Time is too longer Time is too longer ?? Accurate rate 75 % Accurate rate 75 % ?? Sensibitity Sensibitity 90% 90% ?? Specificity 60% Specificity 60% Rate of false- Rate of false- positive(40%) positive(40%) Results Results Pulseless Pulseless Pulse Pulse Mistakenly loss the saving Mistakenly loss the saving opportunity opportunity Rate of false- Rate of false- negative (10 %) negative (10 %) Results Results Pulse Pulse Pulseless Pulseless Unnecessarily do CPR Unnecessarily do CPR Electrocardiogram changes Electrocardiogram changes of Cardiac arrest of Cardiac arrest ?? Ventricular fibrillation Ventricular fibrillation ?? A flat line or only A flat line or only atrial atrial wave wave ?? Pulseless Pulseless Electrical Activity, PEA Electrical Activity, PEA The chain of Survival The chain of Survival ?? Early access Early access ?? Early CPR Early CPR ?? Early Defibrillation Early Defibrillation ?? Early advanced life support