MAUDE Adverse Event Report: ROCHE DIAGNOSTICS ELECSYS ESTRADIOL III; RADIOIMMUNOASSY, ESTRADIOL

Catalog Number	07027249190
Medical Device Problem Codes	Incorrect, Inadequate or Imprecise Result or Readings (1535); High Test Results (2457)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/12/2025
Type of Reportable Event	Malfunction
Event or Problem Description
The initial reporter received a questionable elecsys estradiol iii result from one patient sample tested on the cobas e 801 analytical unit.On (b)(6)2026: the initial result was 369.0 on (b)(6) 2026: the repeat result was 66.6.The unit of measurement was not provided.
Additional Manufacturer Narrative
The cobas e 801 analytical unit serial number (b)(6).The investigation is ongoing.
Additional Manufacturer Narrative
The field service engineer (fse) inspected the analyzer and was unable to find the cause of the event.He cleaned the analyzer and verified that it was performing according to specifications.The cause of the event could not be determined based on the provided information.The investigation did not identify a product problem.

• Brand Name: ELECSYS ESTRADIOL III
• Common Device Name: RADIOIMMUNOASSY, ESTRADIOL
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• Manufacturer (Section G): ROCHE DIAGNOSTICS GMBH; sandhofer strasse 116; mannheim (baden-wurttemberg) 68305 ; GM 68305
• Manufacturer Contact: natalie catton ; 9115 hague road; indianapolis, IN 46250
• MDR Report Key: 22411086
• Report Number: 1823260-2025-02066
• Device Sequence Number: 8353376
• Product Code: CHP
• UDI-Device Identifier: 04015630939671
• UDI-Public: 04015630939671
• Combination Product (Y/N): N
• Initial Reporter State: KS
• Initial Reporter Country: US
• PMA/510(K) Number: K965109
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,User Facility
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 08/20/2025

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 Catalogue Number: 07027249190
• Device Lot Number: ASKU
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 06/17/2025
• Supplement Date Received by Manufacturer: 08/05/2025
• Initial Report FDA Received Date: 07/07/2025
• Supplement Report FDA Received Date: 08/20/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• 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