MAUDE Adverse Event Report: COVIDIEN MFG DC BOULDER LIGASURE; ELECTROSURGICAL, CUTTING & COAGULATION & ACCESSORIES

Model Number	LF1744
Medical Device Problem Codes	Energy Output To Patient Tissue Incorrect (1209); Failure to Cut (2587)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	04/26/2018
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
According to the reporter, during general surgery, the user opened the ligasure and was not satisfied with the quality of sealing and cut.So they asked the circulating nurse to open a new device and it worked well normally.There was no patient injury.
Additional Manufacturer Narrative
Evaluation summary: one device was received for evaluation.This device had been used in the treatment or diagnosis of a patient.A review of the lot number reported indicates that the product was within the assigned expiration date at the time of the reported incident.The returned product met specification as received.Visual inspection found no defects.The reported conditions were not confirmed.The jaws opened and closed properly when the handle was retracted and released.The knife blade advanced and retracted smoothly along the knife track.The knife cut of the device was tested on a silicone test strip with acceptable results.The knife blade was also inspected under microscope and no issue was found.Functional testing was performed with the returned device on porcine kidney tissue.Multiple seals on various size vessels were made.The device was activated while pressing the button and with the rotation knob in various positions to detect any problematic activation issues.All seal cycles were completed satisfactorily and end tones were heard indicating completed activation cycles.The investigation found the device to function normally and within specifications.The ifu (instructions for use) states, keep the instrument jaws clean.Build up of eschar may reduce sealing and/or cutting effectiveness.Wipe jaw surfaces and edges with a wet gauze pad as needed.If information is provided in the future, a supplemental report will be issued.

• Brand Name: LIGASURE
• Common Device Name: ELECTROSURGICAL, CUTTING & COAGULATION & ACCESSORIES
• Manufacturer (Section D): COVIDIEN MFG DC BOULDER; 5920 longbow dr; boulder CO 80301 3299
• MDR Report Key: 7606775
• Report Number: 1717344-2018-00819
• Device Sequence Number: 18900780
• Product Code: GEI
• UDI-Device Identifier: 10884521181564
• UDI-Public: 10884521181564
• Combination Product (Y/N): N
• Initial Reporter Country: KS
• PMA/510(K) Number: K141153
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,distri
• Initial Reporter Occupation: Nurse
• Type of Report: Initial,Followup
• Report Date (Section B): 08/29/2018

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 Expiration Date: 02/01/2021
• Device Model Number: LF1744
• Device Catalogue Number: LF1744
• Device Lot Number: 60330129X
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 08/02/2018
• Initial Date Received by Manufacturer: 05/30/2018
• Supplement Date Received by Manufacturer: 08/13/2018
• Initial Report FDA Received Date: 06/15/2018
• Supplement Report FDA Received Date: 08/29/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1