FDA Adverse Event Malfunction Summary report: N

CHECK-IT

MDR report key: 15912454 · Received December 4, 2022

Report

Report Number
3016521623-2022-00471
Event Type
Malfunction
Date Received
December 4, 2022
Date of Event
November 24, 2022
Report Date
December 2, 2022
Manufacturer
LUCIRA HEALTH, INC.
Product Code
QJR
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
WA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 0

NO DEVICE(S) RETURNED. THEREFORE, A DHR REVIEW WAS COMPLETED FOR KIT LOT NUMBER K08A111202223M2 WITH 0 DISCREPANCIES FOUND (ALL LOTS PASSED IN TOTAL PER THE SAMPLING PLAN). A REVIEW OF EXISTING CAPAS, SCARS AND NCMRS WERE COMPLETED AND THERE ARE NO PRIOR RECORDS RELATED TO "FALSE POSITIVE" FAILURE MODE FOR THESE LOTS. THERE IS ONE SIMILAR COMPLAINT (CP6482/ CMP-003363) WITH AN ALLEGED FALSE POSITIVE REPORTED FROM A DIFFERENT COMPLAINANT ASSOCIATED WITH KIT LOT NUMBER K08A111202223M2. AN INVESTIGATION INTO THIS SIMILAR COMPLAINT HAS BEEN COMPLETED TO OBTAIN ADDITIONAL INFORMATION. BASED ON REVIEW OF THE PRODUCT'S FMEAS AND RISK ASSESSMENT DOCUMENTATION, FALSE POSITIVE TEST RESULTS ARE A KNOWN POSSIBLE OUTCOME REGARDING THIS ISSUE UNDER EVALUATION, REFER TO FMEA-001 AND FMEA-004. THE COMPLAINT RATE FOR "FALSE POSITIVE" IS UNDER THE EXPECTED THRESHOLD OF 2% (LABEL CLAIM)/1% (INTERNAL WARNING LIMIT). ACCORDING TO THE FAILURE RATE (0.01%) FOR THIS LOT, THE NUMBER OF FALSE POSITIVES (2-TOTAL FALSE POSITIVE DEVICES REPORTED FROM SAME LOT) IN RELATION TO THE TOTAL LOT QUANTITY PRODUCED (20,736) IS UNDER THE EXPECTED THRESHOLD. LUCIRA HEALTH WILL CONTINUE TO MONITOR TRENDS RELATED TO FALSE POSITIVE RESULTS IN ACCORDANCE WITH POST-MARKET SURVEILLANCE PROCESS. KIT LOT# K08A111202223M2 DHR REVIEW REFERENCE: SAMPLE VIAL LOT DHR REVIEW: 2202033, 2202032 (ASSOCIATED INTERNAL LOT # 220008-6G, 220008-6F) TEST LOT DHRS REVIEW: 2202072, 2202074, 2202072, 2202127, 2202116, 2202117, 2202073, 2202117, 2202071, 2202126 (ASSOCIATED INTERNAL LOT # 220124-3E, 220008-23C, 220008-20W, 220124-6M, 220124-3Z, 220124-6D, 220124-3H, 220124-6C, 220008-20S, 220124-6J) BASED ON THE LIMITED INFORMATION AVAILABLE, ROOT CAUSE CANNOT BE DETERMINED. WITH ANY POTENTIAL FALSE POSITIVE RESULT, THERE ARE SEVERAL POTENTIAL ROOT CAUSES: -LOW VIRAL LOAD IN PATIENT SAMPLE THAT IS BELOW THE LOD OF THE LUCIRA AND REFERENCE TEST. AT VIRAL LOADS CLOSE TO LOD A TEST DETECTS A POSITIVE >95% OF THE TIME. WHEN THE VIRAL LOAD IS BELOW LOD, THE FOLLOW-UP TEST CANNOT PICK UP POSITIVE RELIABLY AND CAN GENERATE THE IMPRESSION OF A FALSE POSITIVE RESULT. LOW VIRAL LOADS CAN ALSO RESULT IN SAMPLING VARIABILITY BETWEEN SAMPLES. -ENVIRONMENTAL CONTAMINATION FROM OTHER POSITIVES BEING TESTED IN THAT ENVIRONMENT OR DUE TO IMPROPER COLLECTION OR HANDLING OF THE SPECIMEN. -DEVICE MALFUNCTION - PLEASE NOTE OUR DEVICES ARE EXTENSIVELY INSPECTED AND TESTED THROUGH A ROBUST LOT RELEASE PROCESS AND THIS SCENARIO IS HIGHLY UNLIKELY A SUPPLEMENTAL REPORT WILL BE FILED IF ANY FURTHER INVESTIGATION AND/OR ADDITIONAL INFORMATION IS OBTAINED. BASED ON THE COMPLAINT REVIEW, NO HARM WAS REPORTED WITHIN THE COMPLAINT. THIS DEVICE IS MARKETED UNDER EUA 210196 CHECK-IT.

Description of Event or Problem · 0

ONE DEVICE REPORTED AS HAVING AN ALLEGED FALSE POSITIVE RESULT. THE COMPLAINANT REPORTED PERFORMING 3 LUCIRA TESTS. THE FIRST LUCIRA TEST WAS POSITIVE AND THE TWO ADDITIONAL LUCIRA TESTS PERFORMED PROVIDED NEGATIVE RESULTS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
2112520 CHECK-IT COVID-19 TEST KIT QJR LUCIRA HEALTH, INC. K08A111202223M2

Patients

Seq Age Sex Outcome Treatment
1 Unknown Other