A stealth peripheral orbital atherectomy device (oad) was selected for treatment of a profusely diseased superficial femoral artery (sfa), with a calcified bypass graft anastomosis in the distal section of the sfa.The vessel was tortuous, 5mm in length, severely calcified and had multiple 99% focal lesions.The oad was advanced across the sfa but was unable to cross the distal end of the anastomosis section, and it was determined that the oad would not advance through the tortuous anatomy.The procedure was aborted, and as of (b)(6) 2020 there was no follow-up procedure planned.There were no patient injuries.
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The reported oad was received at csi for analysis.Visual examination identified minor device damage hypothesized to be the result of shipping or handling damage unrelated to the reported event.When tested for functionality, the oad spun as intended, and all expected leds were visibly lit as expected.The oad crown was measured and found to be within specification.At the conclusion of the device analysis investigation, the report could not be confirmed.There was no other damage observed that would have contributed to the reported event.Csi id: (b)(4).
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