The customer reported that the patient had a desat event.User noticed visual alarm banners displayed on the monitor, however, they did not hear audible alarm tones.Patient care had to be escalated.The patient expired later during the day.Customer needs assistance with explaining alarm processing.
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A philips field service engineer (fse) went to the customer site.Pse got the event logs and configuration file.A philips product support engineer (pse) reviewed the logs and configuration file.The pse concluded that the device alarm happened as expected.However, according to the customer, the msicu/nticu profile was used during the event.This block of monitor settings has a low alarm volume of two and an alarm volume of three, both of which are quite low.Depending on the environment, an audible alarm at these volumes can be extremely difficult to hear.By good faith effort response, the patient's death was due to a traumatic brain injury and not related to any philips device.Results of functional testing indicate the device alarmed as expected during the event, but the volume of the alarm may have been too low for the customer to hear based on the device configuration.The device was confirmed to be operating per specifications and no failure was identified.
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