MAUDE Adverse Event Report: BIOTRONIK AG, BUELACH, SWITZERLAND PK PAPYRUS US 3.0/20; COVERED CORONARY STENT

Model Number	434894
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	No Consequences Or Impact To Patient (2199)
Date of Event	05/18/2020
Type of Reportable Event	Malfunction
Event or Problem Description
The pk papyrus us covered stent system was chosen for the treatment of a very calcified and tortuous lad.The pk papyrus stent system was deformed during the attempt to cross the lesion.
Additional Manufacturer Narrative
The pk papyrus stent was migrated on the balloon during the attempt to cross the lesion.Neither the complaint instrument nor the angiographic material was provided for analysis.Therefore no technical investigation on the subject could be performed.The production documentation was reviewed to establish whether a deviation from the manufacturing process could be the cause for the reported event.Review of the production documentation confirmed that the instrument was manufactured according to specifications and passed all in-process and final inspections.During final inspection, every stent system undergoes visual inspection to ensure correct stent embedding and homogeneous crimping of the stent.Further, the stent outer diameter is verified to 100 percent and the stent retention force of a defined amount of samples is tested from every lot.Based on the conducted investigations of the device being subject to this complaint, no material or manufacturing related root cause could be determined.Considering the physicians event description the final root cause is most likely related to the patients anatomy (i.E.Severely calcified and tortuous lesion).

• Brand Name: PK PAPYRUS US 3.0/20
• Common Device Name: COVERED CORONARY STENT
• Manufacturer (Section D): BIOTRONIK AG, BUELACH, SWITZERLAND; ackerstrasse 6; buelach CH-81 80; CH CH-8180
• MDR Report Key: 10135683
• Report Number: 1028232-2020-02355
• Device Sequence Number: 2823444
• Product Code: NIV
• UDI-Device Identifier: 07640130447226
• UDI-Public: 07640130447226
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: H170004
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2020
• Reporter Type: Manufacturer
• Report Source: company representative,user f
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 05/19/2020

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: 09/30/2021
• Device Model Number: 434894
• Device Catalogue Number: SEE MODEL NO.
• Device Lot Number: 09195552
• Was Device Available for Evaluation?: No
• Initial Date Received by Manufacturer: 05/19/2020
• Supplement Date Received by Manufacturer: 09/15/2020
• Initial Report FDA Received Date: 06/09/2020
• Supplement Report FDA Received Date: 09/15/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization