| Model Number |
ACP |
| Medical Device Problem Codes |
Adverse Event Without Identified Device or Use Problem (2993); Insufficient Device Problem Information (3190)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
12/13/2021
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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The investigation is still ongoing.
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Event or Problem Description
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The customer reported a sample tube id mismatch occurred at the centrifuge module which connects the automation system track to the third party's centrifuge.The tube a has been released by the centrifuge module with the sample id of another tube present in the centrifuge (tube b).The tube a has been sent to the analyzers to be tested according to the test orders received for tube b.When the real tube b has been then released by the centrifuge module, it has been flagged as duplicate and unloaded into the priority output rack dedicated to sample tubes with error messages at the input output module to be manually managed by the operators.The operator retrieved the tube wrongly identified as b and noticed that it was tube a.He blocked and corrected the results obtained from tube a.
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Additional Manufacturer Narrative
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The initial report was submitted on january 12th, 2022.Additional information: the log analysis confirmed that the carrier was diverted into the centrifuge module with sample tube "a" and then it was released into the main lane with another sample tube "b" associated, but still tube "a" physically on it.However, the time stamps in the log files are not compatible with the timing needed by the carrier to physically cover the space between the previous node (when the carrier is logically enqueued into the centrifuge module) and the centrifuge module load gate where the carriers are released back into the main lane.It has not been possible to reproduce the scenario in house nor to determine the root cause of the event.From the field the customer did not report any other occurrences.No similar complaints have been received from other sites.The investigation outcome is that the problem in not reproducible.Further evaluations will be done in case of new evidence/information from the field.
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Search Alerts/Recalls
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