公开(公告)号：US20190183670A1

公开(公告)日：2019-06-20

申请号：US16311303

申请日：2017-06-21

Applicant: Mitsui Chemicals, Inc.

Inventor： Hideyuki NAGAI ,  Takashi YUKITA ,  Maki YAMAMOTO ,  Yasufumi TSUCHIYA ,  Walid RAAD

IPC: A61F5/56

CPC classification number: A61F5/566 ,  A61C7/36 ,  A61F5/56

Abstract: A mouthpiece includes a maxillary piece that is mounted to maxillary dentition, a mandibular piece that is mounted to mandibular dentition, a coupling member that positions the mandibular piece with respect to the maxillary piece, and a spacer. The spacer includes an anchor portion that includes an indentation and that is formed at an inner wall face of the maxillary piece, a protrusion that is fit into the indentation of the anchor portion, and a clamped portion that is clamped between the maxillary piece and the mandibular piece.