Model Number BCS XP SYSTEM |
Device Problem
Low Test Results (2458)
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Patient Problem
No Known Impact Or Consequence To Patient (2692)
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Event Date 12/30/2019 |
Event Type
malfunction
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Manufacturer Narrative
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The customer contacted a siemens customer care center (ccc) and reported that a discordant, falsely low heparin result was obtained on a patient sample on a bcs xp system.A siemens customer service engineer (cse) was dispatched to the site.The cse replaced the sample probe, the syringes, and the dilutor.The issue was isolated to one sample and no instrument errors occurred at the time of the event.Quality controls recovered within range at the time of the event.Possible causes of the event include a bubble in the system or the sample or improper mixing of the anticoagulant and the sample in the tube.Siemens is investigating the issue.
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Event Description
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A discordant, falsely low heparin result was obtained on a patient sample on a bcs xp system.The discordant result was reported to the physician(s).The patient was admitted to the hospital based on the reported result and was administered low molecular weight heparin (lovenox).The next day the physician questioned the result and requested that the sample be repeated for heparin.The original sample was repeated twice for heparin, resulting higher.These results were reported, as the correct results, to the physician(s).There are no reports of adverse health consequences due to the patient being administered lovenox as a result of the discordant, falsely low heparin result.
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Manufacturer Narrative
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Siemens filed the initial mdr on 27-jan-2020.Additional information (30-jan-2020): siemens investigated the issue regarding the discordant, falsely low heparin result obtained on a patient sample on a bcs xp system.Quality controls (qc) recovered within range at the time of the event.There were no instrument errors and no other patient results were affected, indicating that the issue is sample specific.Siemens is unable to exclude sample collection and handling, if platelet poor plasma was used or if the sample had froth, lamellae or a bubble present.Additionally, the customer did not follow the recommendation in the bcs xp innovance heparin application sheet to check the sample and measure the sample again when a result of 0.00 iu/ml is obtained.The cause of the discordant, falsely low heparin result is unknown.The system is performing according to specifications.No further evaluation of this device is required.
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Search Alerts/Recalls
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