Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Electrocardiogram

Electrocardiogram

An electrocardiogram (ECG or EKG) is a critical diagnostic tool that records the electrical signals produced by the heart during each heartbeat. This recording is achieved through electrodes placed strategically on the arms, legs, and chest. The electrocardiograph amplifies these signals and produces 12 distinct tracings, offering a comprehensive understanding of the heart's electrical activity.
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and the T...

Graphical and Analytic Representation of Sinusoids

Graphical and Analytic Representation of Sinusoids

Analyzing two sinusoidal voltages with equal amplitude and period but different phases on an oscilloscope, an instrument used to display and analyze waveforms, involves a three-step process.
The first step is measuring the peak-to-peak value, which is twice the amplitude of the sinusoid. This provides information about the maximum voltage swing of the waveform.
Secondly, the period and angular frequency are determined. The period is the time taken for one complete cycle of the waveform, while...

Electrocardiogram Fundamentals

Electrocardiogram Fundamentals

Introduction
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin to...

Bode Plots Construction

Bode Plots Construction

The Bode plot is an essential tool in control system analysis, mapping the frequency response of a system through a magnitude plot and a phase plot, both against a logarithmic frequency axis. To construct a Bode plot, consider the transfer function H(ω):

Imaging Studies for Cardiovascular System I:Echocardiography

Imaging Studies for Cardiovascular System I:Echocardiography

Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion, evaluates...

Dysrhythmias V: Evaluating Dysrhythmias

Dysrhythmias V: Evaluating Dysrhythmias

Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Return on Investment Analysis of Health Experts onLine at Portsmouth: A 2-Year Review of the Navy's Newest Teleconsultation System.

Military medicine·2017

Same author

Automated Bone Age Analysis with Lossy Image Files.

Military medicine·2017

Same author

A retrospective analysis of a pediatric tele-echocardiography service to treat, triage, and reduce trans-Pacific transport.

Journal of telemedicine and telecare·2017

Same author

Extensive clinical experience: a simple guide to basal insulin adjustments for long-distance travel.

Journal of diabetes and metabolic disorders·2013

Same author

Transthoracic echocardiography visualization of bicaval dual lumen catheters for veno-venous extracorporeal membrane oxygenation.

Journal of clinical ultrasound : JCU·2012

Same author

Pacemaker upgrade causing new-onset heart failure in a patient with complete congenital atrioventricular block.

Pediatric cardiology·2009

Search research articles

Related Experiment Video

Updated: Jun 18, 2026

Semi-Automatic Graphical Tool for Measuring Coronary Artery Spatially Weighted Calcium Score from Gated Cardiac Computed Tomography Images

Semi-Automatic Graphical Tool for Measuring Coronary Artery Spatially Weighted Calcium Score from Gated Cardiac Computed Tomography Images

Published on: September 22, 2023

A portable graphical representation tool for phonocardiograms.

Nancy E Reed¹, Yanhan Nie, C Becket Mahnke

¹University of Hawaii, Department of Information and Computer Sciences, 1680 East-West Road, Honolulu, HI 96822, USA. nreed@hawaii.edu

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference

|December 8, 2009

Summary

This summary is machine-generated.

This study introduces a prototype software application for electronic medical records (EMRs) that graphically displays patient data. This tool aims to improve the speed and clarity of reviewing critical cardiac and other health information.

More Related Videos

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Published on: May 23, 2021

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Published on: April 11, 2025

Related Experiment Videos

Last Updated: Jun 18, 2026

Semi-Automatic Graphical Tool for Measuring Coronary Artery Spatially Weighted Calcium Score from Gated Cardiac Computed Tomography Images

Semi-Automatic Graphical Tool for Measuring Coronary Artery Spatially Weighted Calcium Score from Gated Cardiac Computed Tomography Images

Published on: September 22, 2023

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Published on: May 23, 2021

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Published on: April 11, 2025

Area of Science:

Medical Informatics
Software Engineering
Data Visualization

Background:

Electronic Medical Records (EMRs) are crucial for patient data management.
Efficiently visualizing patient data, especially cardiac information, is essential for clinical decision-making.
Current methods for reviewing patient data may be time-consuming.

Purpose of the Study:

To describe a prototype software application for displaying graphical and editable patient data within EMR systems.
To enhance the review and understanding of patient information through dynamic data visualization.
To assess the utility of graphical representations for cardiac and other patient data.

Main Methods:

Development of a prototype software application.
Dynamic generation of graphical representations for patient data, including cardiac information.
Display and saving of data in both graphic and text formats.
Preliminary testing using actual patient case data.

Main Results:

The application successfully generates graphical and editable representations of patient data.
Data is presented in a consistent, clinically familiar graphical format.
Preliminary testing with real case data yielded encouraging results.
The software facilitates both graphic and text-based data output.

Conclusions:

The prototype software shows promise for improving the efficiency of patient data review in EMRs.
Graphical display of patient data can potentially reduce the time needed for clinical understanding.
Further development and testing are warranted based on encouraging preliminary findings.