Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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Presented By

Devanshu Praveen Sahoo Roll # EI 200119140

ELECTROCARDIOGRAPHY

Under the guidance of

Mr. Vivek Sharma

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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OUTLINE• INTRODUCTION• FUNCTIONAL BLOCK• BLOCK DIAGRAM• PRINCIPLE OF OPERATION• THE NORMAL WAVEFORM• ECG RECORDER• RECORD PRINCIPLE• CARDIAC VECTOR• TYPES OF ECG RECORDER• CONCLUSION

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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INTRODUCTION WHY ELECTROCARDIOGRAPHY IS USED

TO DIAGNOSE

• RHYTHEM DISTURBANCE

• CONDUCTION ABNORMALITIES• HYPERYROPHY• METABOLIC EFFECT• ISCHEMIC HEART DISEASE

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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FUNCTIONAL BLOCKS

VARIOUS FUNCTIONAL BLOCKS ARE• PROTECTION CIRCUIT• LEAD SELECTOR• CALIBRATION SIGNAL• PREAMPLIFIER• ISOLATION CIRCUIT• DRIVEN RIGHT LEG CIRCUIT• DRIVER AMPLIFIER

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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FUNCTIONAL BLOCK DIAGRAM

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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PRINCIPLE OF OPERATION

• TWO IMPORTANT ASPECT

• THE CARDIAC CYCLE

• ECG TRACEING

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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THE NORMAL WAVEFORM

SOME KEY TERMS•ACTION POTENTIAL

•BASE LINE

•DEPOLARIZATION

•POLARIZATION

•P- WAVE

•PR- INTERVAL

•QRS-COMPLEX

•REFRACTORY PERIOD

•T WAVE & REPOLARIZATION

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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HEARTBEAT AS A WAVEFORM

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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ECG RECORDER

TO RECORD AN ELECTROCARDIOGRAM TWO MAIN COMPONENTS ARE USED

• ELECTRODES• LEADS• ECG LEAD CONFIGURATION

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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ECG RECORDER PRINCIPLE

DIGM

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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CARDIAC VECTOR

• EITHOVEN TRINGLE

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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TYPES OF ECG RECORDER

• SINGLE CHANNEL RECORDER

• THREE CHANNEL RECORDER

• VECTOR ELECTRO CARDIOGRAPH

• ELECTROCARDIOGRAPH SYSTEM FOR STRESS TESTING

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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CONCLUSIONELECTROCARDIOGRAPHY IS REQUIRED TODETECT THE 1.ABNORMAL WAVE

MORPHOLOGY AND 2.THE ABNORMAL RYTHEM DETECTION IT IS ONE OF THE MOST FREQUENTLY USED DEVICE IN MEDICAL SCIENCE.

Technical Seminar Presentation-2004

Presented by : DEVANSHU PRAVEEN SAHOO (EI200119140)

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