Surgical instrument
OwnerLutz Kotheinventor
Life of this patent
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Abstract
A surgical instrument, in particular for endoscopy, having closable jaws comprising jaw parts such as forceps or scissor limbs which are fixed on a pull element, at least one jaw part forming an axis of rotation with the pull element and being arranged rotatably about this axis of rotation and the pull element passing through a shank tube, wherein, formed in at least one jaw part from outside is a recess, the center point (M) of which rotates about the pivot on the pull element, the recess at least partially surrounding, n the use position, an annular piece provided in the wall of the shank tube and the jaw part rotating about this annular piece during its closing or opening movement.
Claims27
A surgical instrument having closable jaws, comprising:
- a pull element having a pivot on one end thereof and at least one limb member at the opposite end;
- jaw pats fixed on the pull element, at least one jaw part forming an axis of rotation with the pull element and being arranged rotatably about this axis of rotation;
- a shank tube, with the pull element passing through the shank tube;
- a first recess formed in at least one movable jaw part, the center point of which rotates about the pivot on the pull element;
- an annular piece provided in the shank tube at least partly surrounded by the first recess in the use position;
- wherein at least one jaw part rotates about the annular piece during its closing or opening movement;
- and wherein, the pull element protrudes form the shank tube at the other end thereof and is fixed releasably on a neck of a limb member.
Dependencies are inferred from the claim text.