> ## Content Index
> Fetch the complete content index at: https://www.fdaweb.com/llms.txt
> Use this file to discover other available public pages before exploring further.

# Review Period Set for Cook Medical’s Zilver PTX Stent
- URL: https://www.fdaweb.com/review-period-set-for-cook-medicals-zilver-ptx-stent/
- Published: 2016-06-17T12:00:00.000Z
- Updated: 2026-09-14T21:10:22.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5135981

*Federal Register* Notice: FDA has determined the regulatory review period for Cook Medical’s Zilver PTX Drug Eluting Peripheral Stent is 3,075 days for extending a patent that claims the medical device. The stent is indicated for improving luminal diameter for the treatment of de novo or restenotic symptomatic lesions in native vascular disease of the above-the-knee femoropopliteal arteries having reference vessel diameters from 4 mm to 9 mm and total lesion lengths up to 140 mm per limb and 280 mm per patient. To view this notice, click [here.](https://www.gpo.gov/fdsys/pkg/FR-2016-06-17/pdf/2016-14356.pdf?ref=fdaweb.com)