MAUDE Adverse Event Report: MEDTRONIC XOMED INC. NIM-NEURO® PATIENT INTERFACE; STIMULATOR, NERVE

Model Number	8253410
Medical Device Problem Code	Failure to Sense (1559)
Health Effect - Clinical Code	No Patient Involvement (2645)
Date of Event	04/28/2019
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Analysis results were not available as of the date of this report.A follow-up report will be submitted when analysis is complete.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
A health care provider (hcp) reported that the nerve stimulator did not respond when it touches the nerve during use.There was no patient involvement.
Additional Manufacturer Narrative
Analysis found that during the testing the issue was not found.The performance checklist was followed and it has been completed.The device passed the inspection test per specification.The codes fdm 4118, fdr 3233 and fdc 11 are no longer applicable.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
On follow up, it was stated that there was no signal response and the issue was found during testing.

• Brand Name: NIM-NEURO® PATIENT INTERFACE
• Common Device Name: STIMULATOR, NERVE
• Manufacturer (Section D): MEDTRONIC XOMED INC.; 6743 southpoint dr n; jacksonville FL 32216
• MDR Report Key: 8634280
• Report Number: 1045254-2019-00256
• Device Sequence Number: 1644401
• Product Code: ETN
• UDI-Device Identifier: 00643169283299
• UDI-Public: 00643169283299
• Combination Product (Y/N): N
• Initial Reporter Country: TW
• PMA/510(K) Number: K083124
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 08/09/2019

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: 8253410
• Device Catalogue Number: 8253410
• Device Lot Number: 212684250
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 04/29/2019
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/28/2019
• Supplement Date Received by Manufacturer: 07/17/2019
• Initial Report FDA Received Date: 05/22/2019
• Supplement Report FDA Received Date: 08/09/2019
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1