MAUDE Adverse Event Report: TOSOH CORPORATION AIA-900

Model Number AIA-900

Device Problem Incorrect, Inadequate or Imprecise Result or Readings (1535)

Patient Problem No Known Impact Or Consequence To Patient (2692)

Event Date 03/15/2020

Event Type  malfunction  

Manufacturer Narrative

Device evaluation by manufacturer: the aia-900, serial number (b)(4), was installed on (b)(6) 2019.A complaint history review and service history review for similar complaints was performed from installation date (b)(6) 2019 through aware date 16mar2020.There were no other similar complaints identified during the searched period.The st aia-pack fsh analyte application manual states the following: evaluation of results quality control in order to monitor and evaluate the precision of the analytical performance, it is recommended that commercially available control samples be assayed daily.The minimum recommendations for the frequency of running internal control material are: after calibration, two levels of controls are run in order to accept the calibration curve.The two levels of controls are also repeated after calibration when certain service procedures are performed (e.G.Temperature adjustment, sampling mechanism changes, maintenance of the wash probe or detector lamp adjustment or change).After daily maintenance, at least two levels of the control should be run in order to verify the overall performance of the tosoh aia system analyzers.If one or more control sample value(s) is out of the acceptable range, it will be necessary to investigate the validity of the calibration curve before reporting patient results.Standard laboratory procedures should be followed in accordance with the regulatory agency under which the laboratory operates.The most probable cause of the reported event was due to biological contamination.

Event Description

The customer reported getting out of range low quality control (qc) results of the follicle stimulating hormone (fsh) on their aia-900 analyzer.Technical support specialist (tss) instructed the customer prepare a new set of controls, decontaminate the substrate line, then rerun the controls.Customer successfully completed the qc run within acceptable range.Customer also decontaminated the substrate line and recalibrated fsh without error.No further action required by tosoh.The aia-900 analyzer is functioning as expected.There was no indication of any patient intervention or adverse health consequences due to the delay in reporting of patient results.

• Brand Name: AIA-900
• Type of Device: AIA-900
• Manufacturer (Section D): TOSOH CORPORATION; shiba-koen first building; 3-8-2 shiba; minato-ku, 10586 23; JA 1058623
• Manufacturer (Section G): TOSOH CORPORATION; shiba-koen first building; 3-8-2 shiba; minato-ku, 10586 23; JA 1058623
• Manufacturer Contact: bernadette oconnell ; shiba-koen first building; 3-8-2 shiba; minato-ku, tokyo 10586-23 ; JA 1058623
• MDR Report Key: 9930635
• MDR Text Key: 207793681
• Report Number: 8031673-2020-00102
• Device Sequence Number: 1
• Product Code: KHO
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K971103
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional
• Reporter Occupation: Other
• Type of Report: Initial
• Report Date: 03/31/2020

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
• Device Operator: Health Professional
• Device Model Number: AIA-900
• Device Catalogue Number: 022930111
• Was Device Available for Evaluation?: Yes
• Initial Date Manufacturer Received: 03/16/2020
• Initial Date FDA Received: 04/06/2020
• Was Device Evaluated by Manufacturer?: No
• Date Device Manufactured: 08/01/2018
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Reuse
• Patient Sequence Number: 1