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This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...

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Related Experiment Video

Updated: Aug 2, 2025

Non-invasive Assessment of Microvascular and Endothelial Function

Non-invasive Assessment of Microvascular and Endothelial Function

Published on: January 29, 2013

Devices for assessing microcirculation.

Vanina K Edul^1,2, Facundo J Gutierrez^2,3

¹División de Terapia Intensiva, Hospital Juan A. Fernández, Ciudad Autónoma de Buenos Aires, Buenos Aires.

Current Opinion in Critical Care

|April 20, 2023

Summary

This summary is machine-generated.

Bedside microcirculation monitoring devices are crucial in critical care, revealing disruptions during illness. Understanding these tools aids in better patient resuscitation and therapy assessment.

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Last Updated: Aug 2, 2025

Non-invasive Assessment of Microvascular and Endothelial Function

Non-invasive Assessment of Microvascular and Endothelial Function

Published on: January 29, 2013

A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology

A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology

Published on: February 7, 2015

Transcutaneous Microcirculatory Imaging in Preterm Neonates

Transcutaneous Microcirculatory Imaging in Preterm Neonates

Published on: December 31, 2015

Area of Science:

Critical care medicine
Biomedical engineering
Physiology

Background:

Microcirculatory disruptions are significant in critical illness.
Bedside monitoring devices represent a breakthrough in critical care.
Scientific evidence underscores the relevance of microcirculation assessment.

Conclusions:

Clinically available devices offer insights into microcirculation.
Understanding device principles and limitations is essential for clinicians.
Effective application of microcirculation monitoring improves patient care during critical illness.