International Perfusion Association

Day: November 3, 2024

Cardioplegia 2024

Gradual Reperfusion in Cardioplegia-Induced Cardiac Arrest

This study explores the potential benefits of gradual reperfusion in cardiac surgery patients experiencing cardioplegia-induced cardiac arrest, aiming to reduce ischemia-reperfusion injury. Fifty elective cardiac surgery patients were randomized into two groups: a hyperoxemic control group with conventional reoxygenation and a normoxemic study group with gradual reoxygenation. Results showed that gradual reperfusion was safe but did not significantly reduce ischemia-reperfusion injury compared to standard methods, although potassium levels were lower in the normoxemic group.

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Cerebral 2024

Wavelet and Time-Based Cerebral Autoregulation Analysis Using Diffuse Correlation Spectroscopy on Adults Undergoing Extracorporeal Membrane Oxygenation Therapy

This study examines cerebral autoregulation (CA) in adult patients on extracorporeal membrane oxygenation (ECMO) therapy using diffuse correlation spectroscopy (DCS), a noninvasive approach to monitoring cerebral blood flow. Neurological injuries, common in ECMO patients due to underlying conditions or the therapy itself, can impair CA, potentially worsening brain damage. Using wavelet coherence analysis (WCA), researchers found that DCS-based markers identified significant CA differences in ECMO patients with brain injuries versus those without, highlighting the potential of DCS as a monitoring tool for this population.

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