Canon, the worldwide market leader in digital cameras, celebrates the 20th anniversary of its top-selling EOS single lens reflex camera system by announcing the EOS-1D Mark III Digital SLR, the world's fastest digital SLR camera.
A. An anterior cruciate ligament, or ACL, injury is a tear in one of the knee ligaments that joins the upper leg bone with the lower leg bone.The ACL keeps the knee stable.our ACL can be injured if your knee joint is bent backward, twisted, or bent side to side. The chance of injury is higher if more than one of these movements occurs at the same time. Contact (being hit by another person or object) also can cause an ACL injury. An ACL injury often occurs during sports.
This type of sprain is most commonly referred to as a complete tear of the ligament. The ligament has been split into two pieces, and the knee joint is unstable. Partial tears of the anterior cruciate ligament are rare; most ACL injuries are complete or near complete tears.he ligament has been split into two pieces, and the knee joint is unstable. Partial tears of the anterior cruciate ligament are rare; most ACL injuries are complete or near complete tears.