MAUDE Adverse Event Report: COVIDIEN LLC MICROSTREAM; ANALYZER, GAS, CARBON-DIOXIDE, GASEOUS-PHASE

Model Number	PM35MN02
Medical Device Problem Codes	Device Alarm System (1012); Image Display Error/Artifact (1304); Failure of Device to Self-Test (2937)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/21/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
It was reported that the unit displayed the message: 'postos: sfm data integrity failed, launching upgrade,' and did not complete the power-on self-test (post) during pre-operative preparation for use.Additionally, the unit did not alarm when the malfunction occurred.There was no patient involvement.
Additional Manufacturer Narrative
Additional information: d9, g3, h3, h6 h3 evaluation summary: medtronic conducted an investigation based upon all information received.The device was available for evaluation.Visual inspection noted no visible damage.The unit was then powered on where it displayed an error: postos: current md5 checksum mismatches; postos: file - \mounted volume\institutionaldefault\institutionaldefault; and postos: sfm data integrity failed, launching upgrade.The menu was accessed to check alarm volume where the alarms sounded as expected.A filterline was connected and an src-max was connected in which the unit alarmed when expected.The issue was resolved by updating the software.It was reported that the unit displayed the message: 'postos: sfm data integrity failed, launching upgrade,' and did not complete the power-on self-test (post).The reported issue was confirmed.The most likely cause was determined to be software issue.The manufacturing records for each device are thoroughly reviewed prior to release to ensure that it meets all medtronic quality specifications.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
It was reported that the unit displayed the message: 'postos: sfm data integrity failed, launching upgrade,' and did not complete the power-on self-test (post) during pre-operative preparation for use.Additionally, there was no audible alarm when the malfunction occurred.There was no patient involvement.
Additional Manufacturer Narrative
Correction: b5 (event description).Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.

• Brand Name: MICROSTREAM
• Common Device Name: ANALYZER, GAS, CARBON-DIOXIDE, GASEOUS-PHASE
• Manufacturer (Section D): COVIDIEN LLC; 6135 gunbarrel ave; boulder,co
• Manufacturer (Section G): COVIDIEN LLC; 6135 gunbarrel ave; boulder,co
• Manufacturer Contact: mike bocchino ; 8200 coral sea st ne; mounds view, MN 55112-4391 ; 8006464633
• MDR Report Key: 22691154
• Report Number: 2936999-2025-00406
• Device Sequence Number: 18370771
• Product Code: CCK
• UDI-Device Identifier: 10884521551596
• UDI-Public: 10884521551596
• Combination Product (Y/N): N
• Initial Reporter State: PA
• Initial Reporter Country: US
• PMA/510(K) Number: K150272
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 11/04/2025

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 Model Number: PM35MN02
• Device Catalogue Number: PM35MN02
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 07/21/2025
• Supplement Date Received by Manufacturer: 10/17/2025; 11/03/2025
• Initial Report FDA Received Date: 08/01/2025
• Supplement Report FDA Received Date: 10/27/2025; 11/04/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Unknown
• Patient Sequence Number: 1
• Patient Sex: Unknown