MAUDE Adverse Event Report: PHYSIO-CONTROL, INC. - 3015876 LIFEPAK(R) 20 DEFIBRILLATOR/MONITOR; AUTOMATED EXTERNAL DEFIBRILLATORS (NON-WEARABLE)

Model Number	20
Medical Device Problem Code	Inappropriate/Inadequate Shock/Stimulation (1574)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/29/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The customer's device will not be returned for the evaluation.Stryker product support specialist informed the customer that this was an end of life device that was beyond its 8 year service life.It was determined the device to be unrepairable.A cause of the reported issue could not be determined.
Event or Problem Description
A customer contacted stryker to report that their device had logged an event code in its memory that is indicative of a device failure which could result in a partial loss of defibrillator output energy due to a loss of the negative portion of the biphasic output waveform.The defibrillator output energy could be reduced by up to approximately 20% from the selected energy level.There was no patient involvement in this event.

• Brand Name: LIFEPAK(R) 20 DEFIBRILLATOR/MONITOR
• Common Device Name: AUTOMATED EXTERNAL DEFIBRILLATORS (NON-WEARABLE)
• Manufacturer (Section D): PHYSIO-CONTROL, INC. - 3015876; 11811 willows road ne; redmond WA 98052
• Manufacturer (Section G): PHYSIO-CONTROL, INC. - 3015876; 11811 willows road ne; redmond WA 98052
• Manufacturer Contact: brian blakeslee ; 11811 willows road ne; redmond, WA 98052 ; 4258674000
• MDR Report Key: 22869281
• Report Number: 0003015876-2025-01707
• Device Sequence Number: 15677140
• Product Code: MKJ
• UDI-Device Identifier: 00883873813744
• UDI-Public: 00883873813744
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• PMA/510(K) Number: K130454
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: User Facility
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 08/21/2025

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: 20
• Device Catalogue Number: 99402-000016
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 07/29/2025
• Initial Report FDA Received Date: 08/21/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 11/05/2005
• 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