| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lumbago prevention instrument capable of canceling the torsion of the waist by movement of a leg by fixing both legs when sleeping in transverse. <P>SOLUTION: The lumbago prevention instrument 1 includes an intercrural wedged part 2 that has a prescribed thickness, and bands 3 and 3 installed on both sides 7 and 7 of the intercrural wedged part 2. <P>COPYRIGHT: (C)2013,JPO&INPIT |
