| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an outside oral cavity vacuum device for dentistry which includes an illumination means at the apical surface of an arm at the tip in the outside oral cavity vacuum device for dentistry. <P>SOLUTION: The outside oral cavity vacuum device for dentistry includes: a plurality of arms 13, 17 connected in series and mutually relatively freely rotationally at the end of a fixing pole 7; and a suction hood 39 at the end of an arm 35 of the end attachably and detachably, and includes an illuminator 43 which illuminates the direction which the suction opening of the suction hood 39 points at the apical surface of the arm 35 of the end. The suction hood 39 is transparent, the apical surface of the arm 35 of the end is located behind the suction hood 39, a tube-like sound absorbing material 37 is prepared in the inside of the arm 35 of the end attachably and detachably, and a non-contact sensor 27 for turning on and turning off the suction of the outside oral cavity vacuum device 1 for the dentistry is prepared in the position close to the arm 35 of the end. <P>COPYRIGHT: (C)2012,JPO&INPIT |
