MAUDE Adverse Event Report: MEDTRONIC IRELAND RESOLUTE ONYX RX; STENT, CORONARY, DRUG-ELUTING

Model Number	RONYX40015UX
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	06/22/2020
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
During a procedure, an attempt was made to use two resolute onyx rx coronary drug eluting stents to treat a non-tortuous, mildly calcified lesion exhibiting 90% stenosis located in the proximal left anterior descending (lad) artery.The devices were inspected with no issues noted.Negative prep was not performed.The lesion was pre-dilated.The devices did not pass through a previously deployed stent.Resistance was encountered when advancing the devices.Excessive force was used.It was reported that partial stent dislodgement occurred during removal following failed delivery.It was stated that the stents did not exit the guide catheter and they got stuck trying to go around the guide curve.There was two stents in the guide at the same time, trying to attempt a v stent.There was a 3.0 resolute onyx stent placed in the ostial ramus and an attempt was being made to deliver a 4.0 resolute onyx stent through the guide at the same time the 3.0 resolute onyx stent was there, however it wouldn¿t fit through the 6f jl35 launcher guide catheter.It was stated that the stents were successfully removed from the guide catheter as the stents were still partially attached onto the delivery balloon.The patient was reported to be alive with no injury.
Additional Manufacturer Narrative
Additional information the 6f jl35 launcher guide catheter was examined and flushed before use without any issue.No difficulties were noted when loading the devices onto the guidewire.It was noted that the launcher was used successfully with other devices prior to the difficulties occurring.There's no complaint or allegation against the 3.0 resolute onyx stent.If information is provided in the future, a supplemental report will be issued.
Additional Manufacturer Narrative
Product analysis summary: the stent had moved distally on the balloon and was not positioned on the balloon between the markerbands as per specifications.The proximal balloon fold was intact.It was not possible to see the distal balloon fold due to the positioning of the stent.Crimp impressions were visible on the exposed balloon surface.Deformation was evident to mid stent wrap, with the strut raised.Crystallised contrast was visible in the inflation lumen.The inner lumen patency was verified with a 0.015 inch mandrel.There was no other damage evident to the remainder of the device.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.

• Brand Name: RESOLUTE ONYX RX
• Common Device Name: STENT, CORONARY, DRUG-ELUTING
• Manufacturer (Section D): MEDTRONIC IRELAND; parkmore business park west; galway
• MDR Report Key: 10193978
• Report Number: 9612164-2020-02311
• Device Sequence Number: 19586737
• Product Code: NIQ
• UDI-Device Identifier: 00643169557161
• UDI-Public: 00643169557161
• Combination Product (Y/N): N
• Initial Reporter State: NY
• Initial Reporter Country: US
• PMA/510(K) Number: P160043
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 08/24/2020

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: 08/19/2021
• Device Model Number: RONYX40015UX
• Device Catalogue Number: RONYX40015UX
• Device Lot Number: 0009869352
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 07/24/2020
• Initial Date Received by Manufacturer: 06/23/2020
• Supplement Date Received by Manufacturer: 06/25/2020; 07/31/2020
• Initial Report FDA Received Date: 06/25/2020
• Supplement Report FDA Received Date: 07/20/2020; 08/24/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1