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Related Concept Videos

Anastomoses01:19

Anastomoses

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In human anatomy, anastomosis refers to a connection or opening between two things, particularly between blood vessels or other tubular structures. The term is derived from the Greek term 'anastomosis,' which means 'outlet' or 'opening.' This natural network of connections plays a critical role in the survival and functionality of the human body.
Anastomoses can be formed at arterial, venous, and lymphatic vessels.
Arterial Anastomosis: These occur between arteries. They...
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Coronary Circulation01:21

Coronary Circulation

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The heart, an organ critical to survival, gets nourishment not from the blood it pumps but from a separate circulation system known as coronary circulation. This is the shortest circulation in the body and is responsible for supplying the heart with the nutrients it needs to function effectively.
Coronary circulation begins at the base of the aorta, where two main arteries arise—the left and right coronary arteries. These arteries encircle the heart in the coronary sulcus and supply the...
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Coronary Artery Disease V: Interprofessional Care01:27

Coronary Artery Disease V: Interprofessional Care

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Interprofessional care for coronary artery disease includes pharmacological therapy and revascularization procedures.Pharmacological therapy for Coronary Artery Disease (CAD) aims to manage symptoms, prevent complications, and improve patient outcomes through various classes of medications:Antiplatelet Agents:Aspirin and Clopidogrel: These medications inhibit platelet aggregation, preventing blood clots, which is crucial for avoiding heart attacks and strokes. Doctors often prescribe these...
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Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

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Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
843
Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

332
Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
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The Arch of Aorta01:10

The Arch of Aorta

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The coronary arteries, originating from the ascending aorta, bifurcate from two sinuses located within the ascending aorta. Positioned just above the aortic semilunar valve, these sinuses house essential aortic baroreceptors and chemoreceptors, crucial for maintaining cardiac function. The left coronary artery and the right coronary artery branch off from the left posterior and anterior aortic sinuses, respectively.
Encircling the heart, the coronary arteries form a ring-like structure before...
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Related Experiment Video

Updated: Jan 6, 2026

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
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[Coronary Artery Anastomosis].

Kiyoshi Doi1

  • 1Department of Cardiovascular Surgery, Gifu University, Gifu, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|October 5, 2019
PubMed
Summary

Side-to-side anastomosis, particularly in a parallel fashion, is recommended for bypass grafting, even in distal sections. This technique offers improved hemodynamics, easier graft-artery connection, and better bleeding control, enhancing surgical outcomes.

Area of Science:

  • Cardiovascular Surgery
  • Vascular Anastomosis Techniques
  • Bypass Grafting

Background:

  • Proximal sequential bypass grafts typically show better patency than distal ones.
  • Favorable hemodynamics at side-to-side anastomosis contribute to improved graft patency.
  • Current practices often limit side-to-side anastomosis to proximal segments.

Purpose of the Study:

  • To advocate for the use of side-to-side anastomosis in distal bypass grafting.
  • To detail the technical aspects and advantages of side-to-side anastomosis.
  • To compare parallel and diamond fashion anastomosis techniques.

Main Methods:

  • Adoption of side-to-side anastomosis (parallel fashion) for distal bypass grafting.
  • Description of technical details and tips for performing the anastomosis.

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  • Discussion of advantages including hemodynamics, anastomosis length, size mismatch, and hemostasis.

    • Main Results:

    • Side-to-side anastomosis in parallel fashion offers superior hemodynamics compared to end-to-side.
    • This technique facilitates creating longer anastomotic openings.
    • It effectively manages size discrepancies between the graft and the coronary artery, ensuring excellent hemostasis.

    Conclusions:

    • Side-to-side anastomosis, especially in parallel fashion, is a valuable technique for distal bypass grafting.
    • The method provides significant hemodynamic and technical advantages over traditional approaches.
    • This article serves as a guide to the technical execution of side-to-side anastomosis in various configurations.