MAUDE Adverse Event Report: MAQUET CARDIOVASCULAR LLC T.W. POWER SUPPLY; UNIT, CAUTERY, THERMAL, AC-POWERED

Model Number	VH-3010
Medical Device Problem Code	Intermittent Loss of Power (4016)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/27/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).The device has not yet been returned to maquet cardiac surgery for evaluation.We are following up with the customer for the return of the device.A supplemental report will be submitted if the device is received.
Event or Problem Description
The hospital reported when performing high current output functional test on t.W.Power supply as per ifu, the device failed with readings of 5.2-5.3 falling outside of specs listed in ifu.This was noticed during biomed performing yearly pm on equipment not during a procedure.This power supply was purchased 3/31/2026.It is unknown how many times the devices were in service and used.The functionality issues were observed by biomed.There was no patient involvement.The same person tested all the power supplies together and had another tech review of his work after him to verify results.

• Brand Name: T.W. POWER SUPPLY
• Common Device Name: UNIT, CAUTERY, THERMAL, AC-POWERED
• Manufacturer (Section D): MAQUET CARDIOVASCULAR LLC; 45 barbour pond drive; wayne NJ 07470
• Manufacturer (Section G): MAQUET CARDIOVASCULAR LLC; 45 barbour pond drive; wayne NJ 07470
• Manufacturer Contact: arelean guzman ; 45 barbour pond drive; wayne, NJ 07470
• MDR Report Key: 25210680
• Report Number: 2242352-2026-0000389
• Device Sequence Number: 10433282
• Product Code: HQO
• UDI-Device Identifier: 00607567700826
• UDI-Public: (01)00607567700826
• Combination Product (Y/N): N
• Initial Reporter State: GA
• Initial Reporter Country: US
• PMA/510(K) Number: K052274
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,User Facility,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 05/18/2026

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: VH-3010
• Device Catalogue Number: VH-3010
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/27/2026
• Supplement Date Received by Manufacturer: 06/09/2026
• Initial Report FDA Received Date: 05/18/2026
• Supplement Report FDA Received Date: 06/12/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Is the Device Labeled for Single Use? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown