MAUDE Adverse Event Report: CARDIOVASCULAR SYSTEMS, INC. DIAMONDBACK 360 PERIPHERAL ORBITAL ATHERECTOMY SYSTEM; PERIPHERAL ATHERECTOMY DEVICE

Model Number	DBP-EX-150SOL145
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Embolism/Embolus (4438); Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available (4581)
Date of Event	05/05/2021
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The results of the investigation are inconclusive since the reported device was not returned for analysis.Based on the information received, the cause of the reported event could not be conclusively determined.The diamondback exchangeable orbital atherectomy device (oad) instructions for use manual warns that an embolism and slow flow are adverse events that may occur and/or require intervention.The device history record for this oad lot number has been reviewed.No issues or discrepancies were noted during this review that would have contributed to the reported event.The device met material, assembly, and quality control requirements.(b)(4).
Event or Problem Description
A diamondback exchangeable orbital atherectomy device (oad) was selected for treatment of a distal lesion in the superficial femoral artery.Imaging prior to the procedure revealed that the peroneal and posterior tibial (pt) arteries had good flow.Four treatments were administered with the oad, imaging was performed following subsequent angioplasty, and slow flow was observed in the pt with distal embolization present.Nitroglycerin and angioplasty were used to improve flow, and the patient was stable following the procedure.

• Brand Name: DIAMONDBACK 360 PERIPHERAL ORBITAL ATHERECTOMY SYSTEM
• Common Device Name: PERIPHERAL ATHERECTOMY DEVICE
• Manufacturer (Section D): CARDIOVASCULAR SYSTEMS, INC.; 1225 old highway 8 nw; saint paul MN 55112
• MDR Report Key: 11922312
• Report Number: 3004742232-2021-00194
• Device Sequence Number: 11580453
• Product Code: MCW
• UDI-Device Identifier: 10852528005831
• UDI-Public: (01)10852528005831(17)230228(10)368315
• Combination Product (Y/N): N
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: K190634
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/02/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Health Professional
• Device Expiration Date: 02/28/2023
• Device Model Number: DBP-EX-150SOL145
• Device Catalogue Number: 7-10030-03
• Device Lot Number: 368315
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/05/2021
• Initial Report FDA Received Date: 06/02/2021
• 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: Required Intervention
• Patient Age: 78 YR