TOOL FOR PREVENTING TOOTH CROWN FROM ACCIDENTALLY SWALLOWED OR ASPIRATED

摘要

PROBLEM TO BE SOLVED: To provide a ring for preventing a tooth crown from accidentally swallowed or aspirated which can dramatically improve in trial application and an application operation of a tooth crown and the like and readily and reliably remove a ring with an existing tool.;SOLUTION: A ring for preventing a tooth crown from accidentally swallowed or aspirated prevents a tooth crown 10 from accidentally swallowed or aspirated at applying the tooth crown 10, and includes: a ring member 2 having an annular shape elongated in an outer peripheral direction of the tooth crown 10 in plan view; a brazing part 3 formed into a concave shape so as to match an outer peripheral surface 10a of the tooth crown 10; and a ring member 2 detachably fixed in a prescribed position of the tooth crown 10 with the brazing part 3. Floss is inserted through the ring member 2.;SELECTED DRAWING: Figure 11;COPYRIGHT: (C)2019,JPO&INPIT