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

Model Number	10604
Medical Device Problem Code	Material Deformation (2976)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	02/12/2020
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Device is a combination product.
Event or Problem Description
It was reported that stent damage occurred.The 90% stenosed target lesion was located in a moderate to severely calcified right coronary artery.The ostium had a severe acute take off.A 4.00 x 24 synergy drug-eluting stent was advanced for treatment but a longer stent was needed and when the device was removed, it was noted that some of the struts were deformed or had moved off the stent delivery balloon.The procedure was completed with a 4.0x28 non-bsc device.No patient complications were reported.
Event or Problem Description
It was reported that stent damage occurred.The 90% stenosed target lesion was located in a moderate to severely calcified right coronary artery.The ostium had a severe acute take off.A 4.00 x 24 synergy drug-eluting stent was advanced for treatment but a longer stent was needed and when the device was removed, it was noted that some of the struts were deformed or had moved off the stent delivery balloon.The procedure was completed with a 4.0x28 non-bsc device.No patient complications were reported.
Additional Manufacturer Narrative
Device is a combination product.Device evaluated by mfr.: synergy stent delivery system was returned for analysis.An examination (visual and via scope) of the crimped stent found stent damage.Stent struts from the mid-stent region of the stent were noted to be lifted from their crimped position and pulled distally.The undamaged crimped stent outer diameter was measured and the result was within max 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 shaft found multiple kinks located at different places along the length of the hypotube shaft.A visual and tactile examination of the outer and mid-shaft section and a visual examination of the inner lumen found no issues along the shaft polymer extrusion.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: 9783358
• Report Number: 2134265-2020-02400
• Device Sequence Number: 713859
• Product Code: NIQ
• UDI-Device Identifier: 08714729840251
• UDI-Public: 08714729840251
• Combination Product (Y/N): N
• Initial Reporter State: CO
• 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): 04/22/2020

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: 09/09/2021
• Device Model Number: 10604
• Device Catalogue Number: 10604
• Device Lot Number: 0024455130
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/24/2020
• Initial Date Received by Manufacturer: 02/13/2020
• Supplement Date Received by Manufacturer: 04/20/2020
• Initial Report FDA Received Date: 03/03/2020
• Supplement Report FDA Received Date: 04/22/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1