Sacrum sacrovertebral angle, an angle of 30 degrees from the horizontal plane that provides a useful marker for a sling implant procedure. The pelvic surface of the sacrum is concave from the top, and curved slightly from side to side. Its middle part is crossed by four transverse ridges, which correspond to the original planes of separation between the five sacral vertebrae. The body of the first segment is large and has the form of a lumbar vertebra; the bodies of the next bones get progressively smaller, are flattened from the back, and curved to shape themselves to the sacrum, being
Traditional Chinese medicines derived from the human body infectious disease is really not pertinent "because bone would be ineffective in the treatment of any infectious process." Prescription 52.28.1 (tr. Luo 2003: 4180-4181) "Tianlingaisan" "Powder of human Skull Top", which is said to be "good for killing worms in a consumptive disease", mentions seeing a "chuanshi". First, take "one piece of human skull top two fingers wide, simmer the drug with Tanxiang/sandalwood, then stir-fry with Su/butter. Then chant incantations." Fifteen herbal ingredients are added with the skull bone into a decoction, which will cause the patient to defecate "worms of strange shapes". Cooper & Sivin (tr. 1973: 250) translate