Cardiac Veins
Cardiac Veins - Related Videos
05:27
Drawing Blood from Rats through the Saphenous Vein and by Cardiac Puncture
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Cited by 87 •
2007
Blood draws are necessary in a large number of studies, for example to study the pharmacokinetics profile of a compound. Here, we demonstrate how to draw blood from rats using two techniques: blood draw from the saphenous vein or by cardiac puncture.
11:03
Direct Pressure Monitoring Accurately Predicts Pulmonary Vein Occlusion During Cryoballoon Ablation
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Cited by 18 •
2013
Effective pulmonary vein isolation utilizing a cryoballoon depends on complete pulmonary vein occlusion. The point of occlusion can be effectively predicted by direct analysis of pulmonary vein pressure waveform analysis during balloon inflation using a simple and reproducible technique.
15:45
Cardiac Stress Test Induced by Dobutamine and Monitored by Cardiac Catheterization in Mice
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Cited by 11 •
2013
We describe the protocol to perform a cardiac stress test induced by dobutamine and monitored by cardiac catheterization in normal mice. Also we show its application to unmask subclinical cardiac disease in high fat diet-induced obese mice.
07:39
Cardiac Exam I: Inspection and Palpation
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2023
Source: Suneel Dhand, MD, Attending Physician, Internal Medicine, Beth Israel Deaconess Medical Center The cardiac assessment is one of the core examinations performed by almost every physician whenever encountering a patient. Disorders of the cardiac system are among the most common reasons for hospital admission, with conditions ranging from myocardial infarction to congestive heart failure. Learning a complete and thorough cardiac examination is therefore crucial for any practicing physician.
09:13
Remote Magnetic Navigation for Accurate, Real-time Catheter Positioning and Ablation in Cardiac Electrophysiology Procedures
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Cited by 51 •
2013
This report provides a detailed description of a new remote navigation system based on magnetic driven forces, which has been recently introduced as a new robotic tool for human cardiac electrophysiology procedures.
FAQs
The great, middle, and small cardiac veins generally converge into the coronary sinus before blood enters the right atrium. This arrangement creates a principal collection route for venous return from the myocardium, while anterior and smallest cardiac veins provide additional pathways. Together, these routes support ongoing removal of metabolic waste as the heart continues to function.
Anterior and smallest cardiac veins supplement the drainage provided by the coronary sinus system. Their presence means that venous return from the heart muscle is not represented by one route alone. Recognizing these additional pathways is important when interpreting cardiac anatomy, because the pattern of venous drainage includes both major converging vessels and smaller direct routes.
The coronary sinus serves as the main collecting channel for several prominent cardiac veins, including the great, middle, and small cardiac veins, and empties into the right atrium. Its position in the venous side of coronary circulation helps explain how blood leaving the myocardium is organized before returning to the heart’s receiving chamber.
Cardiac veins are relevant to cardiovascular imaging because their branching pattern, convergence, and alternative drainage routes form part of the heart’s anatomical structure. Imaging can therefore be used in the broader assessment of cardiac venous anatomy. Knowledge of the great, middle, small, anterior, and smallest cardiac veins provides a framework for identifying these pathways.
Coronary sinus catheterization is a procedure in which the coronary sinus becomes an important anatomical target. Understanding how the great, middle, and small cardiac veins converge toward this channel, and how it empties into the right atrium, helps place the procedure within the organization of coronary venous circulation described by cardiac anatomy.
Cardiac veins are relevant to cardiac resynchronization therapy because this treatment context requires attention to the heart’s venous anatomy. The coronary sinus and its associated tributaries provide the anatomical framework for understanding venous access within the heart. Studying these vessels therefore connects basic biology with a clinically important cardiac procedure and its imaging considerations.