Event was submitted to the (b)(6), the assigned reference was (b)(4).Date of initial submission was 28 july 2021, final submission 01 september 2021.The device was returned to the manufacturer, where subsequent testing and product evaluation was carried out.The testing revealed no identified defects with the device, further communication with the end user has revealed that the cannula has potentially been incorrectly fitted, where the shoulder has not been secured under the patients nose to keep the device in position.Oxygen saturation levels are constantly monitored, therefore any decrease in supplementary oxygen would be easily noticable to the healthcare provider.There were no reported adverse health effects on the patient, the issue was identified before the alarms notified of any drop on saturation levels.
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