MAUDE Adverse Event Report: GYRUS ACMI, INC. 365 MICRON TFL SINGLE USE FIBER; POWERED LASER SURGICAL INSTRUMENT

Model Number	TFL-FBX365S
Medical Device Problem Code	Fracture (1260)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/19/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The investigation is ongoing.A supplemental report will be submitted when the investigation is completed or if additional information becomes available.
Event or Problem Description
It was reported during a bladder stone lithotripsy procedure utilizing a rigid laser cystoscope, the surgeon noted the absence of an aiming beam upon insertion of the laser fiber into the patient.The fiber was subsequently withdrawn for inspection, revealing a fractured tip and additional damage approximately one foot proximal to the distal end.The compromised fiber was replaced with a new one before proceeding with the procedure.There was no report of patient harm.
Event or Problem Description
No additional information received from the customer.
Additional Manufacturer Narrative
The mdr supplemental report is being submitted to provide updated fields and final investigation results.Updated fields: d8, d9, h2, h3, h6, h11 the device was returned for evaluation and the customer's allegation was confirmed.A definitive root cause could not be identified.Based on the results of the investigation, it is likely the following led to the malfunction: cause not established.Olympus will continue to monitor the performance of this device.

• Brand Name: 365 MICRON TFL SINGLE USE FIBER
• Common Device Name: POWERED LASER SURGICAL INSTRUMENT
• Manufacturer (Section D): GYRUS ACMI, INC.; 9600 louisiana avenue north; brooklyn park MN 55445
• Manufacturer (Section G): GYRUS ACMI, INC.; 9600 louisiana avenue north; brooklyn park MN 55445
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 22506029
• Report Number: 3011050570-2025-00725
• Device Sequence Number: 12959020
• Product Code: GEX
• UDI-Device Identifier: 00821925044005
• UDI-Public: 00821925044005
• Combination Product (Y/N): N
• Initial Reporter Country: CA
• PMA/510(K) Number: K183647
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: User Facility
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 02/02/2026

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: TFL-FBX365S
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 06/20/2025
• Supplement Date Received by Manufacturer: 01/13/2026
• Initial Report FDA Received Date: 07/15/2025
• Supplement Report FDA Received Date: 02/02/2026
• 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): Yes
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown