1 of 3 reports.(same patient, same event, same product id, different lot numbers).Other mfg report numbers: 3013886523-2022-00353; 3013886523-2022-00354.A facility reported 3 cerelink sensors which icp line disappeared and were removed/replaced.The fourth sensor (directlink) had a good signal.
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The cerelink sensor was returned for evaluation: dhr - lot 5895096 (sn (b)(6)) met specifications when released.Failure analysis - the issue of the complaint was not confirmed: no visible damage to the millar sensor, catheter material, or connector.Cerelink monitor reading was acceptable; icp express reading 507.The device passed electronic, noise, linearity/hysteresis, and signal drift tests.The root cause of the issue reported by customer could not be determined as the device worked correctly.
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