Isolated absence of the opening click of the mitral disk-valve prosthesis was noted in six patients subsequently found to have suture disruption. Of five reoperated on, four survived.

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As the dust begins to settle on the 19th edition of Unbound Gravel here in Emporia, it's time to take stock of everything I've pointed a camera at over the past three days. I've been here since ...

In industries handling bulk solids, powders, or slurries, optimizing equipment design is essential to improving product quality and operational efficiency. One persistent challenge is the presence of ...

Item disc valve ceiling diffusers are suitable for installations in multi-storey residential buildings, office blocks, hotels, schools etc., with a central air system. This type can be installed ...

From the November 2007 issue of Car and Driver. The basic recipe has been a Chrysler cookbook favorite through several management regimes, foreign and domestic. It goes like this: Take one small basic ...

Abstract: A magnetic tracking system for monitoring the performance and activity of mechanical heart valve prostheses has been developed. Physicians may find the system valuable in detecting ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Bjork-Shiley artificial heart valves ...