Ischium Ischium The ischium () forms the lower and back part of the hip bone ("os coxae"). Situated below the ilium and behind the pubis, it is one of these three bones whose fusion creates the hip. The superior portion of this bone forms approximately one third of the acetabulum. The ischium is made up of three parts–the body, the superior ramus and the inferior ramus. The body contains a prominent spine, which serves as the origin for the superior gemellus muscle. The indentation inferior to the spine is the lesser sciatic notch. Continuing down the posterior side, the ischial tuberosity
Angel's Bone Angel's Bone Angel's Bone is an opera by composer Du Yun and librettist Royce Vavrek in one act that follows the plight of two angels discovered on earth who are forced into spiritual and sexual slavery at the hands of a financially troubled couple. The work is a contemporary parable about human trafficking. Julian Wachner conducted the performances with Novus NY and the Trinity Wall Street Choir. The production, which opened on January 6, 2016, at the 3LD Art & Technology Center in Greenwich Street, Lower Manhattan, as part of the Prototype Festival in New York City, was directed by