Tubular shaft instrument
A technology for tube shafts and instruments, applied in endoscopic cutting instruments, parts of surgical instruments, medical science, etc., can solve problems such as fast tool wear
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[0045] In the following description the same reference numerals are used for the same parts and parts functioning in the same way.
[0046] figure 1A general overview of an embodiment of a tubular shaft instrument according to the invention is provided. It shows three functional parts of the cannula instrument: the handle 110 , the slightly elongated cannula 24 , and the tool head 30 disposed on the distal end of the cannula 24 . The tool head 30 provides the actual function of the shaft instrument. The tool head is used to cut and / or coagulate tissue. The handle 110 controls the movement of the tool head 30 . Specifically, the mouthpiece 10, 10' (see figure 2 ) close and open to fix, coagulate, and cut tissue.
[0047] figure 2 An embodiment of a tool head 30 according to the invention is shown, comprising a first mouthpiece 10 and a second mouthpiece 10'. The first mouthpiece 10 is an ellipsoid having, on its side facing the tube axis 24 , an adapter 25 rigidly...
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