MAUDE Adverse Event Report: ETHICON ENDO-SURGERY, LLC. HARMONIC LAP 5MM SHEAR 23CM; INSTRUMENT, ULTRASONIC SURGICAL

Catalog Number	HAR23
Medical Device Problem Code	Activation Problem (4042)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/23/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that, during a colectomy, the max button could not be used.The blade tip was not broken off and no pieces fell into the patient.Another device was used to complete the case.There were no adverse consequences to the patient.No further information is available.
Additional Manufacturer Narrative
(b)(4).Date sent: 1/26/2026.D4 batch #: a9ek16.Investigation summary: the product was returned for evaluation.Visual inspection and functional testing were conducted on the returned device.Visual analysis of the returned sample determined that the device was returned with no apparent damage.The device was connected to a test handpiece and a gen11.During functional testing, it was noted that the hand activation buttons were nonfunctional.However, the device did activate when tested with the footswitch.The device was disassembled to verify the condition of the internal components.Corrosion was found at the hand activation domes.Due to the moisture discovered on the instrument, which is evidence of possible reuse, we are unable to determine how this condition impacted the performance of the device and, therefore, cannot conclude the root cause.Our manufacturing, sterilization, packaging, and shipment processes do not introduce corrosion/moisture to the device.As part of the quality process, all devices are manufactured, inspected, and released to approved specifications.A manufacturing record evaluation was performed for the finished device batch a9ek16, and no non-conformances were identified.

• Brand Name: HARMONIC LAP 5MM SHEAR 23CM
• Common Device Name: INSTRUMENT, ULTRASONIC SURGICAL
• Manufacturer (Section D): ETHICON ENDO-SURGERY, LLC.; 475 calle c; guaynabo 00969 ; * 00969
• Manufacturer (Section G): ETHICON ENDO-SURGERY, LLC.; 475 calle c; guaynabo 00969 ; * 00969
• Manufacturer Contact: orla o'mahony ; 475 calle c; guaynabo ; * ; 3035526892
• MDR Report Key: 24177698
• Report Number: 3005075853-2026-00794
• Device Sequence Number: 9578579
• Product Code: LFL
• UDI-Device Identifier: 10705036014430
• UDI-Public: (01)10705036014430(17)281130(10)A9EK16
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K120729
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 01/26/2026

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 Catalogue Number: HAR23
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 01/20/2026
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 01/23/2026
• Initial Report FDA Received Date: 01/26/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 12/19/2023
• 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: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: GENERATOR AND HANDPIECE
• Patient Sex: Unknown