| 摘要 |
PURPOSE: To provide an endoscope which can surely stick in tissue from the wall of, for example, a digestive organ to the deep tissue section of deep internal organs. CONSTITUTION: This is a boring and sticking needle 1 for an endoscope which has a flexible outer sheath 5, a flexible inner sheath 6 inserted freely of advance and retreat in this outer sheath 5, and a needle 7 coupled with the tip of this inner sheath 6. A taper part 1 for sticking the outer sheath into the tissue, while boring the tissue, is made at the head of the outer sheath 5, and the outer sheath 5 sticks in and bores the tissue together at the time of boring and sticking of the needle 7. |
