1. A toothbrush comprising: a handle comprising: a grip portion isterzhen extending from the grip portion, wherein the rod extends along the axis ipervuyu and second protuberances extending radially from the outer surface of the rod, the first and second protuberances are spaced circumferentially from one another Ismenio head removably connected to the handle, wherein the removable head comprising: a head portion comprising a plurality of teeth cleaning elements, a tubular sleeve coupled to the head portion, wherein the tubular sleeve has a cavity in which the rod is located ipervuyu and a second upper camming surface crosslinking step in the cavity, wherein the first bulge is in surface contact with the first upper cam surface and a second bulge is in surface contact with second upper cam surface for holding the axial position of the rod in the cavity, the first and the second upper cam surfaces separated from each other circumferentially of the first and second axial slots, wherein the first and second axial slots are designed to: (1) allowing the first convex axially through the first axial slot, and passing the second convex axially through a second axial slot when the removable head is in the rotational orientation at which the first protuberance is aligned on a first axial slot axis and the second bulge is aligned on the second axial slit axis and (2) prevent the passage of the second convex axially in the first axial gap shift when the head is in rotational orientation at which1. Зубная щетка, содержащая:ручку, содержащую:участок захвата истержень, продолжающийся от участка захвата, при этом стержень продолжается вдоль оси ипервую и вторую выпуклости, продолжающиеся радиально от наружной поверхности стержня, при этом первая и вторая выпуклости разнесены по окружности друг от друга исменную головку, съемно соединенную с ручкой, при этом сменная головка содержит:участок головки, содержащий множество чистящих зубы элементовтрубчатую втулку, соединенную с участко
