MAUDE Adverse Event Report: OLYMPUS MEDICAL PRODUCTS CZECH, SPOL. S R.O. HF-RESECTION ELECTRODE "PLASMALOOP ¿ MEDIUM, 30°", 24 FR., STANDARD, 12°-30°

Model Number	WA47506S
Medical Device Problem Codes	Break (1069); Detachment of Device or Device Component (2907)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
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.Date of event is unknown, additional information will be provided once available.
Event or Problem Description
It was reported that during a transvaginal endoscopic myomectomy for uterine fibroids, the electrode was bent when it was pressed during detaching the fibroid.The tip of electrode fell off into the uterus.The procedure was completed by retrieving the fallen off piece and replacing with same device.There was no health hazard reported.
Additional Manufacturer Narrative
This report is being supplemented to provide additional information based on the approved final investigation.Based on the results of the investigation, and since the device was not returned for evaluation, the definitive root cause of the reported issue could not be determined.Should additional relevant information become available, a supplemental report will be submitted.Olympus will continue to monitor field performance for this device.
Event or Problem Description
No additional information received from customer.

• Brand Name: HF-RESECTION ELECTRODE "PLASMALOOP ¿ MEDIUM, 30°", 24 FR., STANDARD, 12°-30°
• Common Device Name: HF-RESECTION ELECTRODE
• Manufacturer (Section D): OLYMPUS MEDICAL PRODUCTS CZECH, SPOL. S R.O.; telickova 457/29; prerov 75124 ; EZ 75124
• Manufacturer (Section G): OLYMPUS MEDICAL PRODUCTS CZECH, SPOL. S R.O.; telickova 457/29; prerov 75124 ; EZ 75124
• Manufacturer Contact: todd brill ; 801 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 24512707
• Report Number: 3007960282-2026-00038
• Device Sequence Number: 10440816
• Product Code: JOS
• UDI-Device Identifier: 14042761085042
• UDI-Public: 14042761085042
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K161600
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 04/21/2026

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: WA47506S
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 02/15/2026
• Supplement Date Received by Manufacturer: 03/23/2026
• Initial Report FDA Received Date: 03/04/2026
• Supplement Report FDA Received Date: 04/21/2026
• 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): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: ESG-400, UNK SN/LOT.
• Patient Sex: Unknown