| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a cement leakage out of a vertebral body, thereby protecting a living body from undesirable effects. <P>SOLUTION: A unit (1) for resetting bone fracture caused by vertebral compression comprises an inlet tube (2) whereby the front end is introduced into a space in the vertebral body (C) via a through-hole (B) formed in a pedicle of vertebral arch (A), a balloon (3) made of an elastic filmy material which is detachably attached to the front end of the inlet tube (2) and can be inserted under deflated state into the vertebral body (C) via the through-hole (B) and inflated in the vertebral body (C), and cement (4) which is supplied into the balloon (3) through the inlet tube (2), wherein the inlet tube (2) is provided with an air vent part (6) for discharging air enclosed in the inlet tube (2) and the balloon (3). <P>COPYRIGHT: (C)2009,JPO&INPIT |
