| 摘要 |
PURPOSE:To make effective sampling of cell tissue by certainly advancing and retreating only the tip of a piercing needle which is protruded from a tool inserting channel and plunged into a focus. CONSTITUTION:A piercing needle device 1 for endoscope is used upon being inserted in an endoscope channel 55 for insertion of a processing tool wherein the tip of piercing needle 3 is intruded into and put out of a mantle tube 2 at its tip by operating at hand by the operator, and the device is further equipped with a mantle tube fixing means 30 for securing the mantle tube 2 any as desired to the inlets 56a, 56b of the endoscope channel 55. |
