The introduced device is provided with: an operating body (32), which is provided with a first surface (46)； a grip (33) adjacent to the operating body (32) and running along the long axis (35)； a bending section (37), which is capable of bending in a first direction and a second direction that intersects with the first direction； a first turning body (51), which is capable of turning centered on a first shaft (56) that protrudes from the first surface (46) and is operated when bending the bending section (37) in the first direction； and a second turning body (52), which is capable of turning centered on a second shaft (61) that protrudes from the operating body (32), which is operated when bending the bending section (37) in the second direction, and for which the portion of the outer surface (63) that is towards the tip of the first shaft (56) is located on an extension surface (64), which is an extension of the first surface (46), or the portion of the outer surface (63) that is towards the tip of the first shaft (56) is located on the first shaft (56) tip-side of the extension surface (64) and the portion of the outer surface (63) that is towards the base end of the first shaft (56) is located on the first shaft (56) base end-side of the extension surface (64).La présente invention concerne un dispositif à introduire qui est doté : d'un corps d'actionnement (32), qui est doté d'une première surface (46) ； d'une poignée (33) adjacente au corps d'actionnement (32) et s'étendant le long de l'axe long (35) ； d'une section de flexion (37), qui est capable de se fléchir dans une première direction et dans une seconde direction qui croise la première direction ； d'un premier corps pivotant (51), qui est capable de pivoter centré sur un premier arbre (56) qui fait saillie de la première surface (46) et est actionné lors du fléchissement de la section de flexion (37) dans la première direction ； et d'un second corps pivotant (52), qui est capable de pivoter centré sur un
