It was reported that during use of the device for a cardiopulmonary bypass procedure, the level sensor did not respond on the perfusion sys.The sys recognized the level sensor, but was unable to detect liquid level.The issue was not duplicated after detaching the sensor from reservoir, disconnecting and reconnecting the sensor and module.As a result, and alternate device was employed.The surgical procedure was completed successfully.There was no delays, no blood loss, or no adverse consequences to the pt.
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