MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION SYNERGY; BIODEGRADABLE POLYMER DRUG ELUTING CORONARY STENT SYSTEM

Model Number	10607
Medical Device Problem Code	Material Deformation (2976)
Health Effect - Clinical Code	No Patient Involvement (2645)
Date of Event	08/31/2020
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that stent damage occurred.The 75% stenosed target lesion was located in the mildly tortuous and mildly calcified mid to distal right coronary artery.A 4.00 x 38 synergy drug-eluting stent was selected for use.However, upon removing the stylet and sheath, resistance was felt and it was noted that the stent was damaged.There were missing struts in the mid to distal section of the stent.The procedure was completed with another of the same device.
Event or Problem Description
It was reported that stent damage occurred.The 75% stenosed target lesion was located in the mildly tortuous and mildly calcified mid to distal right coronary artery.A 4.00 x 38 synergy drug-eluting stent was selected for use.However, upon removing the stylet and sheath, resistance was felt and it was noted that the stent was damaged.There were missing struts in the mid to distal section of the stent.The procedure was completed with another of the same device.
Additional Manufacturer Narrative
Device evaluated by mfr.: synergy ii us mr 4.00 x 38 stent delivery system catheter was returned for analysis.A visual examination of the stent found stent damage.Stent struts on the 5th and 6th proximal rows were lifted and bunched distally.All stent struts were present.The undamaged stent outer diameter was measured and the result was within maximum crimped stent profile measurement.The balloon cones were reviewed, and no issues were noted.The balloon wings were tightly wrapped and evenly folded and were not subjected to positive pressure.A visual and microscopic examination of the bumper tip showed no signs of tip damage.A visual and tactile examination of the hypotube found no issues.A visual and tactile examination of the outer and inner lumen and mid-shaft section found no issues.No other issues were identified during the product analysis.

• Brand Name: SYNERGY
• Common Device Name: BIODEGRADABLE POLYMER DRUG ELUTING CORONARY STENT SYSTEM
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; two scimed place; maple grove MN 55311
• MDR Report Key: 10497659
• Report Number: 2134265-2020-12349
• Device Sequence Number: 14114150
• Product Code: NIQ
• UDI-Device Identifier: 08714729840435
• UDI-Public: 08714729840435
• Combination Product (Y/N): N
• Initial Reporter State: KY
• Initial Reporter Country: US
• PMA/510(K) Number: P150003
• 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
• Report Date (Section B): 11/13/2020

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: 10/15/2021
• Device Model Number: 10607
• Device Catalogue Number: 10607
• Device Lot Number: 0024666504
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 09/30/2020
• Initial Date Received by Manufacturer: 08/31/2020
• Supplement Date Received by Manufacturer: 10/29/2020
• Initial Report FDA Received Date: 09/04/2020
• Supplement Report FDA Received Date: 11/13/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1