There are three types of bicuspid aortic valves — types 0, 1, and 2. Experts classify these types based on whether the leaflets of the valve have fused to form a ridge. A bicuspid aortic valve is a ...

Scientists have investigated the ways oxygen permeates heart valves and the role hypoxia plays in valve diseases. As the valves in a heart stretch with each beat, their cells take in life-giving ...

The National Institute for Health and Care Excellence (NICE) has raised concerns about price variations for valves used in keyhole heart procedures. In a late stage assessment on valves used in ...

The primary considerations in slurry valve selection are reliability in function and design, abrasion resistance, and ease of maintenance. In addition, valves with a straight-through, unobstructed ...

Taking care of your vehicle is vital to ensure it stays in great condition. Your brakes could give you trouble someday, or your suspension could require tinkering, inevitably leading you to an auto ...

Monitoring after an intervention: What is the most clinically and cost‑effective timing, nature and frequency of follow up for different types of valve interventions, including repair and replacement ...

Patients who have had heart valves replaced may be put at risk because details of their operation are not made easily available, say researchers. These patients are at high risk of complications such ...

Thermostatic expansion valves (TXVs) come in many different shapes and sizes. Although they all are designed to control the superheat value of the refrigerant leaving an evaporator, there are some ...

HOUSTON - (Dec. 20, 2016) - As the valves in a heart stretch with each beat, their cells take in life-giving oxygen. But if the supply is cut off, aortic and mitral valves use different strategies to ...