Abstract: This inspection device includes: a detection element for obtaining information on an oral tissue or deposits to be inspected; a case body that includes an information transmission line for transmitting information to the detection element; and an inspection auxiliary member that has a path or a guide through which the detection element or the information transmission line can move and is shaped to follow a tooth row.

Abstract: A method and apparatus for folding and bonding a closing seal part of a box-shaped package comprising the steps and corresponding members of folding a strip-shaped closing part of the package on an intermittently running conveyor, preheating outer surfaces of the package beneath said both-side overhanging portions into semi-weldable state, folding said overhanging portions along both outer sides of the package, pressing the folded strip-shaped closing seal portion against upper surface of the package without generating any gap therebetween and heat pressing the folded overhanging portions from outsides; and