دکتر محمدرضا یزدچی استادیار گروه مهندسی پزشکی دانشکده فنی و مهندسی - دانشگاه اصفهان 1

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U.S.Connect toEurope WhiteRight armRed BlackLeft armYellow RedLeft legGreen Right legBlack BrownChestWhite Monitoring Cable Connections 7

Lead Positive Electrode Negative Electrode View of Heart ІLARALateral ІІLLRAInferior ІІІLLLAInferior Elements Of Standard Leads 8

Lead Positive Electrode View of Heart aVRRANone aVLLALateral aVFLLInferior Elements Of Augmented Leads 9

Lead Positive Electrode PlacementView of Heart V1V1 Fourth intercostal space to rightSeptum V2V2 Fourth intercostal space to left of sternumSeptum V3V3 Directly between V 2 and V 4 Anterio r V4V4 Fifth intercostal space at left midclavicular line Anterio r V5V5 Level with V 4 at left anterior Axillary lineLateral V6V6 Level with V 5 at left midaxillary lineLatreal Elements Of Chest Leads 10

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Sinoatrial Node Arrhythmias Atrial Arrhythmias Junctional Arrhythmias Ventricular Arrhythmias Atrioventricular and Bundle Branch Blocks Artifact 22

Normal sinus Rhythm (NSR) Sinus BradycardiaSinus TachycardiaSinus Arrhythmia Sinus Pause (sinus Arrest) Sinoatrial (SA) Block 23

Wandering Atrial Pacemaker (WAP) Multifocal Atrial Tachycardia (MAT) Premature Atrial contraction (PAC) Atrial Tachycardia Supraventricul ar Tachycardia (SVT) Paroxysmal Supraventricul ar Tachycardia (PSVT) Atrial Flutter Atrial Fibrillation (AF) Wolf- Parkinson- White Syndrome (WPW) 24

Junctional Rhythm Accelerated Junctional Rhythm Junctional Tachycardia Junctional Escape Beat Premature Junctional Contraction (PJC) 25

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Atrioventricular & bundle Branch Blocks First- Degree AV Block Second- Degree AV block: Type I Second- Degree AV Block: Type II Third- Degree AV Block Bundle Branch Block (BBB) 27

Artifact Loose Electrical Connections Variation with Respiration 50-Cycle Interference Muscle Artifact 28

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