1. A cannula comprising: a tubular body having a proximal end and a distal end and a central axis defined therein, wherein the tubular body has a hole formed therein, the first protruding member coupled to the first portion of the tubular body and a second projecting element structure coupled to the second portion of the tubular body, wherein the length of the tubular body is adjustable along the central osi.2. Cannula according to claim 1, characterized in that the tubular body comprises one or more bellows configured to be adjustable along the length of the central tubular body osi.3. Cannula according to claim 1, characterized in that at least one of the first projecting member and the second construction element protruding structure is deformiruemym.4. Cannula according to claim 1, characterized in that it further comprises a lip seal associated with the portion of the tubular body near the proximal end of the tubular korpusa.5. Cannula according to claim 4, characterized in that the sealing gasket is configured so as to substantially provide isolation for the fluid between the inner surface of the tubular body and the outer surface of the tubular korpusa.6. Cannula according to claim 1, characterized in that the tubular body is configured to be adjustable along the central axis between the first position and the second pozitsiey.7. Cannula according to claim 6, characterized in that the first position of the tubular body is in a fully compressed state and the length of the tubular body is minimalnoy.8. Cannula according to claim 6, characterized in that in the second position of the tubular body is located in a floor1. Канюля, включающая:трубчатый корпус, имеющий проксимальный конец и дистальный конец, а также центральную ось, определенную в нем,где в трубчатом корпусе имеется образованное в нем отверстиепервый выступающий элемент конструкции, соединенный с первым участком трубчатого корпуса ивторой выступающий элемент конструкции, соединенный со вторым участко
