Avinger Inc. appointed Mark Weinswig as CFO, effective June 25.

Weinswig replaces Matt Ferguson, who is leaving the company to pursue other opportunities. Weinswig has previously served as the CFO of Emcore, One Workplace and Aqua Metals.

Ferguson will remain a full-time employee of Avinger until Aug. 1 and continue as a consultant through Dec. 31.

Redwood City, Calif.-based Avinger is a commercial-stage medical device company, which designs, manufactures and sells image-guided and catheter-based systems used by physicians to treat patients with peripheral arterial disease.