If you’re one of the many, many customers waiting on a replacement valve body for the 10-speed Allison transmission in your GM heavy duty truck, there may finally be some light at the end of the ...

The mitral valve is inside a person’s heart. A person with mitral valve disease may require mitral valve repair surgery as a treatment. A person’s heart contains four chambers. The two upper chambers ...

The aortic valve sits between the heart’s left ventricle and the aorta. It opens and closes with the heartbeat to allow blood to flow to the body without leaking back into the heart. It may need to be ...