Boston Scientific

(BSX) - Get Report

said Tuesday it has received U.S.

Food and Drug Administration

approval to market three of its coronary stent systems, which are used to keep vessels and arteries from closing after surgery.

Boston Scientific, which develops and makes medical devices, said it plans to launch the NIR Elite Monorail Stent, the NIR Elite Over-The -Wire Stent and the NIROYAL Elite Over-The- Wire Stent this week. The NIR Elite system has a stainless steel finish and the NIROYAL Elite systems are gold-plated.

The company also received FDA approval for its NIROYAL Elite Monorail Stent earlier this month. It launched the product at that time.

Shares of Boston Scientific gained 12 cents, or 0.8%, to $15.85 in Tuesday

New York Stock Exchange

trading.