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Anastomoses

Anastomoses

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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Related Experiment Video

Updated: Jan 3, 2026

A Training and Testing System for Performing Vascular Reconstruction In Vitro

A Training and Testing System for Performing Vascular Reconstruction In Vitro

Published on: October 26, 2019

Microvascular Anastomosis Using Only 2-Throw Reef-Knots: A Technical Note.

Nupur Pruthi¹, Dhaval Gohil, Sampath Somanna

¹National Institute of Mental Health and Neurosciences (NIMHANS), Department of Neurosurgery, Bangalore, Karnataka, India.

Turkish Neurosurgery

|November 27, 2019

Summary

This summary is machine-generated.

A two-throw reef knot is a feasible alternative to traditional three-throw knots in microsurgery. This technique offers improved apposition of delicate vessel ends for successful vascular anastomosis.

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Area of Science:

Vascular Surgery
Microsurgical Techniques
Surgical Knots

Background:

Traditional macrosurgery employs at least three throws for surgical knots.
This practice presents disadvantages in microsurgery, including suture line interference, poor apposition of delicate vessel ends, and excessive knot weight.

Purpose of the Study:

To evaluate the feasibility and efficacy of a two-throw reef knot for end-to-end anastomosis in microsurgery.
To present a novel technique for vascular anastomosis using a two-throw reef knot.

Main Methods:

A technique for end-to-end anastomosis utilizing two-throw reef knots was developed.
The method was applied in a rat femoral artery model.
The 'one-way up' technique was employed during the anastomosis procedure.

Main Results:

The surgical outcome in the rat femoral artery model indicated the feasibility of the two-throw reef knot.
The technique demonstrated potential for successful vascular anastomosis in microsurgery.

Conclusions:

The two-throw reef knot is a viable and appealing alternative to traditional knots in microsurgical vascular anastomosis.
This technique may overcome the limitations associated with three-throw knots in delicate vessel repair.