This is an ATS Medical Demo Mitral Valve, model 500DM31, size 31 mm. It is also known as the ATS Open Pivot Bi-leaflet Heart Valve. It has a low profile bi-leaflet valve with a polyester sewing ring.

Valve released a new demo on Thursday for its Knuckles EV2 virtual reality controller. Called Moondust, the demo is a sandbox designed to test potential game mechanics with the new inputs. Moondust ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a St. Jude Medical (SJM) ...

Remember last year when screenshots and videos of Valve's Aperture Science/Portal virtual reality demo started popping up on the web? Well, now you can download that demo for yourself as Valve has ...

GameSpot may receive revenue from affiliate and advertising partnerships for sharing this content and from purchases through links. One of the biggest surprises coming out of Valve’s Orange Box wasn’t ...

Back at this year's Game Developer Conference, Valve turned up with its brand new virtual reality headset, built by HTC and known as ‘The Vive'. Over the course of the weekend we saw some blurry ...

Gaming giant Valve has put out a new VR demo, dubbed Moondust, that uses every single input on its new Knuckles EV2 controller. The game is more of a tech demo, but it does actually have a storyline ...

Fantasy games have become known for their vast, usually green expanses, ripe for exploration. Valve’s virtual reality setup, however, only lets you walk around areas the size of a small room. The ...

Valve keeps updating its VR investment, all while making us wish for more Portal games. Valve announced its newest version of the Knuckles controller for the Vive on Thursday, called the Knuckles EV2.

An extended PC demo of Valve Software's 2007 hit (and Shacknews Game of the Year by both readers and editors) Portal (PC, PS3, X360) will be made available for free to gamers with NVIDIA graphics ...