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# Tack Endovascular Device Regulatory Review Period
- URL: https://www.fdaweb.com/tack-endovascular-device-regulatory-review-period/
- Published: 2023-05-16T12:00:00.000Z
- Updated: 2026-09-14T18:32:22.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5154458

*Federal Register* notice: FDA has determined for patent term extension purposes the regulatory review period for Intact Vascular’s Tack Endovascular System, indicated for use in the superficial femoral and proximal popliteal arteries to repair post-percutaneous transluminal balloon angioplasty dissections. The review period was 1,338 days, of which 1,114 days occurred during the testing phase and 224 days during the approval phase. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2023-05-15/pdf/2023-10297.pdf?ref=fdaweb.com).