Revolution catheter provides accurate vessel assessment through challenging anatomy The Revolution rotational ... levels of darkness and fineness of blood speckle to assist in differentiating ...

From 619 teen entries, we are featuring 10 extraordinary pieces. Take a look. By The Learning Network A look at nine fascinating communities from around the world, as documented by teenagers ...

HEMASHIELD PLATINUM Woven Double Velour Grafts are collagen-impregnated and come in straight, one-branch, or multi-branch graft configurations for aortic repair. Trusted for more than 20 years ...

Cardiac macrophages in newborn mice promoted heart cell proliferation after injury, offering a potential approach to regenerate cardiac tissue in adults.