MAUDE Adverse Event Report: ZOLL MEDICAL CORPORATION UNI-VENT, MODEL 731; VENTILATOR

Model Number	799-EGB2-01-01
Medical Device Problem Codes	Mechanical Problem (1384); Use of Device Problem (1670); Communication or Transmission Problem (2896); Failure of Device to Self-Test (2937)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Zoll medical corporation has received the product and will be providing a supplemental report when our investigation is completed.
Event or Problem Description
Complainant alleged that during biomed testing, the device displayed an unknown "pneumatic failure" error message.Complainant indicated that there was no patient involvement in the reported malfunction.
Additional Manufacturer Narrative
This supplemental medwatch report is reporting the evaluation of the device and correcting information submitted on the initial medwatch report.Please reference section b5 and h6 (device problem code).Evaluation: the customer's reports were observed during review of the device forensic memory log.However, the device was put through extensive testing without duplicating the reports.The device is designated to be refurbished and will not be returned to the customer.Analysis of reports of this type has not identified an increase in trend.
Event or Problem Description
Complainant alleged that during biomed testing, the device displayed "compressor fault- 2001," "self check failure- 1003," "internal comm failure- 1472," and "internal comm failure- 1474" error messages.Complainant indicated that there was no patient involvement in the reported malfunction.

• Brand Name: UNI-VENT, MODEL 731
• Common Device Name: VENTILATOR
• Manufacturer (Section D): ZOLL MEDICAL CORPORATION; 269 mill road; chelmsford MA 01824
• Manufacturer Contact: 269 mill road; chelmsford, MA 01824 ; 9784219552
• MDR Report Key: 12796990
• Report Number: 1220908-2021-03836
• Device Sequence Number: 4802591
• Product Code: CBK
• UDI-Device Identifier: 00847946026592
• UDI-Public: 00847946026592
• Combination Product (Y/N): N
• Initial Reporter State: MA
• Initial Reporter Country: US
• PMA/510(K) Number: K111473
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 10/21/2021

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: Other
• Device Model Number: 799-EGB2-01-01
• Device Catalogue Number: 799-EGB2-01-01
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 10/25/2021
• Is the Reporter a Health Professional?: No
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 10/21/2021
• Supplement Date Received by Manufacturer: 10/21/2021
• Initial Report FDA Received Date: 11/11/2021
• Supplement Report FDA Received Date: 01/24/2022
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 06/01/2021
• 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
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown