What Is Mitral Regurgitation? Mitral regurgitation (MR) occurs when the heart's mitral valve does not close completely, allowing blood to regurgitate (or leak) through the valve when it should be closed. Here is a brief review of the heart's chambers and valves.
A tracheostomy usually takes 20 to 45 minutes to perform. The surgeon or other health care professional will make a cut through the lower front part of your neck and then cut into your windpipe. Cuffed trach tubes may be used. These tubes use air to widen or narrow the tube to fit the hole.
Tracheotomy is the medical term meaning surgical incision into the  trachea. A related term, tracheostomy, is surgical creation of an  artificial opening into the trachea. Tâ¦he after product (the open  wound) is called a stoma. 3 people found this useful.