MAUDE Adverse Event Report: ROCHE DIAGNOSTICS COBAS E 801 ANALYTICAL UNIT; IMMUNOCHEMISTRY ANALYZER

Model Number	E801
Medical Device Problem Codes	False Positive Result (1227); Non Reproducible Results (4029)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/06/2022
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Calibration and qc were acceptable prior to the event.Based on the available data, a general reagent issue could be excluded.The investigation did not identify a product problem.The root cause of the event could not be determined.
Event or Problem Description
There was an allegation of questionable elecsys anti-hav assay gen.2 results for 1 patient sample on a cobas e 801 analytical unit.The initial anti-hav result was 0.790 coi, interpreted as reactive.The sample was recentrifuged and repeated.The repeat result was 1.19 coi, interpreted as non-reactive.The next day, the sample was recentrifuged again and repeated again.The second repeat result was 1.19 coi, interpreted as non-reactive.The initial result was not reported outside of the laboratory.The reagent lot is 625717 and the expiration date is 31-jul-2023.

• Brand Name: COBAS E 801 ANALYTICAL UNIT
• Common Device Name: IMMUNOCHEMISTRY ANALYZER
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• Manufacturer (Section G): HITACHI HIGH TECH CORP.; 882 ichige hitachinaka; na; ibaraki 312-8 504; JA 312-8504
• Manufacturer Contact: amy nelson ; 9115 hague road; na; indianapolis, IN 46250 ; 3174767531
• MDR Report Key: 16053240
• Report Number: 1823260-2022-04190
• Device Sequence Number: 15053806
• Product Code: JJE
• UDI-Device Identifier: 07613336129715
• UDI-Public: 07613336129715
• Combination Product (Y/N): N
• Initial Reporter Country: GM
• PMA/510(K) Number: K060373
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 12/27/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: E801
• Device Catalogue Number: 08454345001
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/07/2022
• Initial Report FDA Received Date: 12/27/2022
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Sex: Unknown