Embouchure collapse his embouchure and is now playing again, as well as teaching trumpet in the University of Georgia. Several books on the subject are available, including "Broken Embouchures" by Lucinda Lewis, a professional hornist, who has succeeded in helping other brass players with embouchure problems. Embouchure collapse Embouchure collapse is a generic term used by wind instrument players to describe a variety of conditions which result in the inability of the embouchure to function. The embouchure is the purposeful arrangement of the facial muscles and lips to produce a sound on a wind or brass instrument. In brass playing, it involves
Orbicularis oris muscle particular muscle, resulting in a slight droop to the affected side of the face. Orbicularis oris muscle In human anatomy, the orbicularis oris muscle is a complex of muscles in the lips that encircles the mouth. Until recently, it was misinterpreted as a sphincter, or circular muscle, but it is actually composed of four independent quadrants that interlace and give only an appearance of circularity. It is also one of the muscles used in the playing of all brass instruments and some woodwind instruments. This muscle closes the mouth and puckers the lips when it contracts. The orbicularis oris is