B5: the clip was not picking up any readings with the initial dilator or any of the other two dilators.The needles were changed, replaced anterior tibial needle with a sticky pad, tried different clips, different dilators, a different safeop unit all together, nothing seemed to work until a fourth clip was tried with a different lot number.There was no report of patient injury.H6: medical device problem code: 2896 (communication or transmission problem).Component code: 758 (clip).Type of investigation: 4114 (device not returned); 3331 (analysis of product records).Investigation findings: 3221 (no findings available.Investigation conclusions: 67 (no problem detached).H10.Review of the dhr indicates qty (b)(4) were received on 05/05/2021 and passed inspection prior to being released into inventory.Review of complaints records indicate this is the only report for this pn and ln.No adverse trend identified.The product did not return for investigation.A root cause cannot be determined at this time.If additional information is provided, a supplemental report will be submitted.
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