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関連する概念動画

Electrocardiogram01:29

Electrocardiogram

5.3K
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...
5.3K
Pulse rhythm01:30

Pulse rhythm

1.3K
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
1.3K
ECG Interpretation of Rhythms01:24

ECG Interpretation of Rhythms

12.1K
An electrocardiogram (ECG)graphically represents the heart's electrical activity on ECG paper or a monitor.
Components of the Electrocardiogram
The primary components of a normal ECG waveform in Normal sinus rhythm(NSR) include the P wave, PR interval, QRS complex, ST segment, T wave, and occasionally a U wave.
ECG waveforms are divided by vertical and horizontal lines at standard intervals.
The horizontal axis measures time and rate, and the vertical axis measures amplitude or voltage....
12.1K
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

702
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,...
702
Assessment of the Cardiovascular System IV: Auscultation01:25

Assessment of the Cardiovascular System IV: Auscultation

1.6K
Cardiac auscultation is a clinical skill used to assess heart function and detect abnormalities. It involves listening to heart sounds at specific anatomical locations through a stethoscope.
Normal Heart Sounds
S1 (First Heart Sound)-
S1 is made by the closure of the mitral and tricuspid valves (atrioventricular valves), marking the beginning of systole.
S2 (Second Heart Sound)-
S2 is made by the closure of the aortic and pulmonic valves (semilunar valves), marking the end of the systole.
1.6K
Dysrhythmias V: Evaluating Dysrhythmias01:30

Dysrhythmias V: Evaluating Dysrhythmias

311
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...
311

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関連する実験動画

Updated: Jan 8, 2026

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

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ECGソンニフィケーション法による堅牢で一般化可能な臨床意思決定支援

Mohamed Elgendi1,2, Azza Elkhalifa3, Maha Alshehhi3

  • 1Department of Biomedical Engineering and Biotechnology, Khalifa University, Abu Dhabi, United Arab Emirates. mohamed.elgendi@ku.ac.ae.

NPJ digital medicine
|December 15, 2025
PubMed
まとめ

心電図（ECG）ソンニフィケーションは、心臓信号をリアルタイム診断のための音に変換します。このレビューは、その利点と限界を強調し、臨床使用を進めるための標準化された報告を求めています。

背景:

  • 心電図（ECG）ソンニフィケーションは、視覚的解釈を補完するリアルタイムの聴覚フィードバックチャネルを提供します。この技術は、患者モニタリングと治療ガイダンスを支援する可能性のある、音を介して診断キューを伝えることを目指しています。

結論:

  • 再現可能で臨床的に適用可能なECGソンニフィケーションシステムを開発するには、標準化された報告と段階的な評価経路が不可欠です。現在の限界を克服し、一般化可能性を高めるためには、さらなる研究が必要です。
キーワード:
心電図ソンニフィケーション臨床意思決定支援聴覚ディスプレイリアルタイム診断医療情報学

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