Wrist arthroscopy Wrist arthroscopy Wrist arthroscopy (from the Greek άρθρωση, "arthros" "joint" and σκοπεῖν, "skopein" "to look or see") can be used to look inside the joint of the wrist. It is a minimally invasive technique which can be utilized for diagnostic purposes as well as for therapeutic interventions. Wrist arthroscopy has been used for diagnostic purposes since it was first introduced in 1979. However, it only became accepted as diagnostic tool around the mid-1980s. At that time, arthroscopy of the wrist was an innovative technique to determine whether a problem could be found in the wrist. A few years later, wrist
Traditional Chinese medicines derived from the human body were successfully making quasi-empirical preparations of active substances with androgens and estrogens, a technique that modern biochemists did not develop until the early 20th century. The physician William C. Cooper and the sinologist Nathan Sivin (1973) chose what the Chinese call "rényào" 人藥 "human drugs" as a pilot experiment sample for pharmacologically analyzing the efficacy of drugs used in TCM. In contrast to many traditional Chinese plant, animal, and mineral pharmaceuticals with uncertain active constituents, the chemical composition of the human body and parts is well known, and "their therapeutic effectiveness, or lack of it, can be objectively, if approximately,