公开(公告)号：KR1020090128048A

公开(公告)日：2009-12-15

申请号：KR1020080054033

申请日：2008-06-10

Applicant: 재단법인서울대학교산학협력재단

Inventor： 정종평 ,  박윤정 ,  박현정 ,  김정빈

IPC: A61C19/00 ,  A61C19/06 ,  B82Y5/00

CPC classification number: A61B1/24 ,  A61C5/90 ,  A61C19/063

Abstract: PURPOSE: An oral cavity retractor is provided to easily install into a mouth and perform the treatment and the consultation without the stimulation or damage on the gum or teeth of a patient. CONSTITUTION: The oral cavity retractor includes: a pair of holders(5,5') for supporting lips; a support stand(10) for interlinking one side of a pair of holders; and a support stand(10') for interlinking the other side. The holder has 'U' shape section to cover the inside and outside of the lips and mutually arranged with opposability. The material of the oral cavity retractor is selected from the low density polyethylene, the ethylene vinyl acetate copolymer, the polyurethanes, and the silicon.

Abstract translation: 目的：提供口腔牵开器以容易地安装到口中并执行治疗和咨询，而不会刺激或损伤患者的牙龈或牙齿。 构成：口腔牵开器包括：一对用于支撑嘴唇的保持器（5,5'）; 支撑架（10），用于连接一对支架的一侧; 和用于使另一侧相互连接的支撑架（10'）。 支架具有“U”形部分，以覆盖唇部的内部和外部，并且相互排列相反的位置。 口腔牵开器的材料选自低密度聚乙烯，乙烯 - 乙酸乙烯酯共聚物，聚氨酯和硅。