A facility reported a cerelink microsensor (id 826852) was implanted in the operative room in a (b)(6) female patient and connected to the icp express monitor.During the first 24 hours the sensor was correctly working and the icp express gave reliable pressure data.Then the patient was transferred to the angiographic room.In the angiographic room and after 24 hours from the implantation, the monitor displayed the following error ¿sensor not detected¿ and it definitely stop working the sensor was removed and a new one was implanted and connected to a cerelink monitor.Actually, the new one is working.
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Updated fields: d4, d9, g3, g6, h2, h3, h4, h6, h10 cerelink sensor was returned for evaluation: dhr - lot 5464252 conformed to the specifications when released to stock failure analysis - no visible damage to the millar sensor, catheter or connector.Cerelink monitor reading was acceptable; icp express passed with reading 543.The device passed electronic, noise, linearity/hysteresis, and signal drift tests.Issue has not been confirmed for this device.The root cause of the issue reported by customer could not be confirmed as the sensor passed all testing after cleaning.
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