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Assessment of blood pressure in brachial artery(one-step method)

Assessment of blood pressure in brachial artery(one-step method)

This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
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Assessment of blood pressure in brachial artery(two-step method)

Assessment of blood pressure in brachial artery(two-step method)

Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...

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Updated: Jul 1, 2026

Ultrasound Based Assessment of Coronary Artery Flow and Coronary Flow Reserve Using the Pressure Overload Model in Mice

Ultrasound Based Assessment of Coronary Artery Flow and Coronary Flow Reserve Using the Pressure Overload Model in Mice

Published on: April 13, 2015

Coronary angiography-based wire-free FFR methods.

Grigorios Tsigkas¹, Maria Bozika¹, Michail I Papafaklis¹

¹Department of Medicine, Division of Cardiology, University Hospital of Patras, 265 04, Rio, Greece.

Hellenic Journal of Cardiology : HJC = Hellenike Kardiologike Epitheorese

|November 8, 2025

Summary

Wire-free fractional flow reserve (FFR) methods from coronary angiography are less invasive alternatives for assessing coronary stenoses. While accurate, limited outcome data hinder routine clinical adoption of these computational techniques.

Keywords:

Computational methods Coronary artery disease Coronary physiology Functional angiography Intermediate stenoses

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Last Updated: Jul 1, 2026

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Published on: April 13, 2015

Evaluation of Coronary Flow Reserve After Myocardial Ischemia Reperfusion in Rats

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Published on: August 25, 2023

Area of Science:

Cardiovascular Medicine
Medical Imaging
Interventional Cardiology

Background:

Wire-free fractional flow reserve (FFR) offers a less invasive approach to assessing coronary artery stenoses compared to traditional pressure wires.
Several computational methods using coronary angiography have demonstrated high accuracy and correlation with FFR values over the past decade.

Purpose of the Study:

To review the technical characteristics of available wire-free FFR methodologies.
To analyze the clinical applications and diagnostic performance of wire-free FFR in various patient and anatomic subsets.

Main Methods:

Review of existing literature on wire-free FFR computational techniques.
Analysis of diagnostic performance data across different patient groups and lesion types.

Main Results:

Wire-free FFR methods show strong correlation and high diagnostic accuracy compared to invasive FFR.
Limited clinical outcome data and lack of widespread adoption in routine practice are noted.

Conclusions:

Wire-free FFR represents a promising, less invasive physiological assessment tool for coronary stenoses.
Further clinical outcome studies are needed to support broader integration into routine patient management.