MAUDE Adverse Event Report: ANGIODYNAMICS NANOKNIFE SYSTEM; LOW ENERGY DIRECT CURRENT ABLATION SYSTEM,,

Model Number 20400104

Device Problem Adverse Event Without Identified Device or Use Problem (2993)

Patient Problem Thrombosis/Thrombus (4440)

Event Date 09/10/2020

Event Type  Injury  

Manufacturer Narrative

The disposable device is not available to be returned to the manufacturer for evaluation.The results of the investigation will be sent via a follow up medwatch.Reference (b)(4).

Event Description

2nd probe: a product specialist reported an issue, post procedure, with the patient.The following was reported: "ire case report: we received information from (b)(6) hospital, they have some problems in one patient about vessel thrombosis after treatment with ire on (b)(6) 2020, with the details below.Patient have an appointment treatment with ire on (b)(6) 2020 at 9:00am.We normally place needle around lesion, the lesion size is 3.3cm.X 3.1cm.X 2.8cm.Used 5 needles in this case.Needle distance in plain body 1.000 folder of the rar file.Needle position in plain body 2.0 folder of the rar file.Ct scan after done in body 2.0 ce folder, no problems found.After ire treatment 1 week follow up on (b)(6) 2020.After ire treatment 1 month follow up on (b)(6) 2020.After ire treatment 2 months follow up on (b)(6) 2020, vessel thrombosis was found under ultrasound.Doctor (b)(6).After ire treatment 3 months follow up on (b)(6) 2020.The reported device is not available to be returned to the manufacturer for evaluation.

Manufacturer Narrative

As the reported defective device was not returned, angiodynamics is unable to perform a device evaluation.The customer's reported complaint description of patient thrombosis/embolism cannot be confirmed given the nature of this patient adverse event.No product was returned to angiodynamics for evaluation as there was no reported nanoknife probe or generator malfunction during the procedure.The root cause of the event cannot be established.A review of the device history records was performed for the reported packaging and component lots for any deviations related to the reported defect of the complaint.The review confirms that the lots met all material, assembly, and performance specifications.Labeling review: the instructions for use, which is supplied to the end user with this catalog number, contains the following statement: "warnings: do not use a device with damaged insulation.Do not attach anything to the device unless it is supplied by angiodynamics and indicated for use with this device.Attachments may damage the insulation and contribute to patient injury.Inspect all of the devices and packaging for damage prior to use.Do not use any devices that are damaged or if the sterile barrier is breached." a review of the angiodynamics complaint system noted no adverse trends for this complaint type and product family.This type of complaint will continue to be monitored for trends.Reference (b)(4).

• Brand Name: NANOKNIFE SYSTEM
• Type of Device: LOW ENERGY DIRECT CURRENT ABLATION SYSTEM,,
• Manufacturer (Section D): ANGIODYNAMICS; 10 glens falls technical park; glens falls, ny 12801 NY 12801
• MDR Report Key: 11336928
• MDR Text Key: 232154268
• Report Number: 1317056-2021-00038
• Device Sequence Number: 1
• Product Code: OAB
• UDI-Device Identifier: H787204001040
• UDI-Public: H787204001040
• Combination Product (y/n): N
• PMA/PMN Number: K080287
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: distributor,foreign
• Type of Report: Initial,Followup
• Report Date: 03/16/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 02/17/2021
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Health Professional
• Device Expiration Date: 11/30/2021
• Device Model Number: 20400104
• Device Catalogue Number: 20400104
• Device Lot Number: 5404487
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 01/19/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Patient Outcome(s): Other; Required Intervention
• Patient Age: 66 YR