BLOOMINGTON, Ind.--(BUSINESS WIRE)--Cook Medical announced that a new 5 mm diameter version of Zilver ® PTX ® was approved by the FDA. It is the first 5 mm drug-eluting stent in the U.S. with ...

Circles, sectors and arcs - Edexcel Circumference of a circle. ... Learn how to measure and calculate these, along with the area and diameter of a circle. Part of Maths Geometry and measure.