| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce the breakage risk of a holder of an abutment tooth model. <P>SOLUTION: The holder of an abutment tooth model includes: an attaching table 4; an attaching sphere 12 arranged on the attaching table 4; attaching plates 13 and 14 disposed opposite to a horizontal direction while holding the attaching sphere 12; and an attaching plate 15 disposed on the other side of the attaching plate 13 of the attaching plate 14, wherein holding force adjusting screws 21 for adjusting holding force to the attaching sphere 12 are equipped at the attaching plates 13 and 14, a fulcrum 27 is equipped at the middle point of the attaching plate 15, a narrow section 30 is equipped on a front end side than the fulcrum 27; an opening and closing operation section 31 is equipped on a rear end side, and a coil spring 38 biasing the narrow section 30 of the attaching plate 15 toward a direction of the attaching plate 14 is equipped on a front end side than the fulcrum 27 of the attaching plate 15. <P>COPYRIGHT: (C)2012,JPO&INPIT |
