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Past Recorded Meetings

Table Top Scenario: Inadequate venous drainage caused by non-anatomical blood line obstruction during CPB.

Table Top Scenario: ECMO venous blood line jerking a/k/a chugging.

“Cardioplegia home brew or pickles in your chili!?”

Goal Directed Therapy/Perfusion and Oxygen Pressure Field Theory: What’s The Connection?

Table top scenario: Brain monitoring on pump.

Table top scenario: Accidental, non-drowning hypothermia.

Table top scenario: accidental gross blood splash to the face.

Table top scenario: high pressure excursion in an oxygenator.

Martha Carter RN Interview: ECMO Ethics

Interview On Hypobaric Oxygenation With Sean Clingan And Matthew Schuldes


Deep Hypothermic Circulatory Arrest

Pre-ECMO Patient Assessment

Table Top Scenarios: 1) CPB rupture of coronary sinus & 2) ECMO centrifugal pump head (cone) not turning.

ECLS Safety Overview: Meeting Regulatory Standards

Slow Weaning From ECLS

Revisiting blood gases in ECLS patients: a new interpretation.

Edema and Ultrafiltration in ECLS patients.

Breaking the reperfusion barrier: ways to prevent complications in at risk patients.

Measuring defects in the vital gas fields in tissues.

Oxygen Pressure Field Theory Overview

Perfusion Theory is an educational platform for the Oxygen Pressure Field Theory (OPFT). August Krogh’s theoretical concept of the oxygen pressure field is explained and then applied to clinical applications in perfusion practice.

Associate Editor Needed

Site founder and editor, Gary Grist RN CCP Emeritus, is seeking candidates for the position of Associate Editor for the website Perfusion Theory.

Perfusion Theory is a free, non-commercial, educational website open to anyone worldwide interested in perfusion science and lifestyle. This is a voluntary, uncompensated position requiring about three hours monthly.

The Associate Editor’s primary responsibilities will include working with the Editor to create and curate site content, contributing to the strategy and mission of the site, evaluating submissions to determine suitability, and supporting the Editor in the review process.

No site design skills are necessary. Appointment as the Associate Editor will be on or around 1 April 2023. For additional information or to apply for the position contact

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