Oxygenation failure upon commencement of bypass. A crack was identifed on the 1/4" straight connector with luer within the gas delivery line. This connector is used to transduce the gas delivery pressure.
Prebypass checks were in place and performed to verify gas delivery to oxygenator.
Connector damage possibly occurred as a result of moving equipment passing the HLM during this emergency procedure.
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Immediate actions were to re-ventilate the patient and terminate CPB. Cause of oxygenation failure was identified and rectified, CPB was recommenced. No harm was caused to patient.
After departmental consultation, it was agreed to remove the gas delivery pressure monitoring (1/4" connector with luer lock) to prevent the potential for future occurence.
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