| 摘要 |
PCT No. PCT/FI97/00382 Sec. 371 Date Dec. 16, 1998 Sec. 102(e) Date Dec. 16, 1998 PCT Filed Jun. 16, 1997 PCT Pub. No. WO97/48349 PCT Pub. Date Dec. 24, 1997A device and method for holding and tensioning dental floss. The device has a tensioning element which is rotatable within the device body, with a tensioning passage and a guide passage located at opposite ends of the tensioning element. The tensioning passage and the guide passage are offset by an angle which allows the floss to be secured when the tensioning element is rotated, without introducing excessive tension in the strand. |
