Normal
Normal
Sinus Tachycardia
Sinus Tachycardia
Regular sinus rhythm
PVC
Regular sinus rhythm PVC
Atrial fib
PVC
Atrial fib PVC
Atrial fib 
Junctional escape rhythm
Atrial fib Junctional escape rhythm
Atrial fib
Atrial fib
Junctional escape rhythm 
no p-wave
Junctional escape rhythm no p-wave
Sinus bradycardia 
multifocal PVC
Sinus bradycardia multifocal PVC
Sinus bradycardia
Sinus bradycardia
Sinus tachycardia
Sinus tachycardia
First degree heart block
First degree heart block
Pacemaker rhythm
Pacemaker rhythm
Regular sinus rhythm 
PVC
Regular sinus rhythm PVC
Regular sinus rhythm 
bigeminal PVC
Regular sinus rhythm bigeminal PVC
First degree heart block
First degree heart block
Pacemaker rhythm
Pacemaker rhythm
Third degree heart block
Third degree heart block
AV synchronous pacemaker rhythm
big spike before small
AV synchronous pacemaker rhythm big spike before small
Wenkebach heart block
Wenkebach heart block
Mobitz heart block II
Mobitz heart block II
Artifact
Artifact
AV synchronous pacemaker rhythm
AV synchronous pacemaker rhythm
Regular sinus rhythm with artifact
Regular sinus rhythm with artifact
Third degree heart block
Third degree heart block
Third degree heart block 
ventricular escape beats
Third degree heart block ventricular escape beats
Sinus bradycardia
Sinus bradycardia
Regular sinus rhythm 
Trigeminal PVC
Regular sinus rhythm Trigeminal PVC
Atrial flutter
Atrial flutter
Atrial fib
Atrial fib
Regular sinus rhythm 
Bigeminal PVC
Regular sinus rhythm Bigeminal PVC
Atrial flutter
Atrial flutter
Third degree heart block
Third degree heart block
Wenckebach heart block
Wenckebach heart block
Wenckebach heart block
Wenckebach heart block
Third degree heart block
Third degree heart block
Atrial fib
Atrial fib
Wenckebach heart block
Wenckebach heart block
First degree heart block
First degree heart block
Sinus bradycardia
Sinus bradycardia
Asystole
Asystole
Atrial flutter
Atrial flutter
Regular sinus rhythm 
run of ventricular tachycardia
Regular sinus rhythm run of ventricular tachycardia
First degree block
First degree block
Mobitz II heart block
Mobitz II heart block
Atrial fib
Atrial fib
Pacemaker rhythm
Pacemaker rhythm
Third degree heart block
Third degree heart block
Wenckebach heart block
Wenckebach heart block
Ventricular tachycardia
Ventricular tachycardia
Regular sinus rhythm
Trigeminal PVC
Regular sinus rhythm Trigeminal PVC
Sinus bradycardia
Sinus bradycardia
First degree heart block
First degree heart block
First degree heart block
First degree heart block
First degree heart block
First degree heart block