Surgical joint, surgical tool, and apparatus

摘要

PURPOSE: A surgical joint, a surgical instrument and a driving device are provided to have competitive price by reducing the number of mechanical components and the driving devices of the surgical instrument. CONSTITUTION: A first inner shaft(200) is inserted into a first rod(100). A flexible shaft(400) is combined with one side of the first inner shaft. A second rod is combined with the one side of the first rod. A second inner shaft(500) is combined with other side of the flexible shaft. A first ring is combined with the outer circumferential surface of the first rod.