Extraction and suction integrated percutaneous endoscope puncture biopsy instrument
A technology of puncture biopsy and instruments, which is applied in the fields of puncture needles, medical science, inoculation and ovulation diagnosis, etc. It can solve problems such as inability to perform surgery, limit the application range of puncture biopsy needle products, and operation failure, so as to improve operation safety and puncture effect Ideal, reduced operating resistance
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[0041] Tracheal lymph node biopsy guided by endotracheal endoscopy:
[0042] (1) The specifications of the puncture biopsy needle instrument are: the effective length of the outer tube 4 is 120 cm, the diameter of the needle tube 5 is 20 g, and the diameter of the inner core wire 6 is 24 g.
[0043] (2) According to the distribution map of tracheal lymph nodes, after the endoscope is inserted to the target puncture site, the outer tube 4 is inserted through the forceps channel to make it visible under direct vision of the endoscope.
[0044] (3) Select the required 15mm puncture groove 12 or 20mm puncture groove 13 to push the needle tube handle 11 to push the needle tube 5 out of the outer tube 4 and fix it, pinch the outer tube 4 to penetrate the needle tube 5 into the target tissue, and pull the negative pressure device 2 to pull The handle 7 is fixed, and the outer tube 5 is pinched to move back and forth, so that the needle tube 5 is inserted into the target tissue about ...
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