Auxiliary device suitable for constructing subcutaneous tunnel in lumbar cistern peritoneal shunt

The invention discloses an auxiliary device suitable for constructing a subcutaneous tunnel in lumbar cistern peritoneal shunt. The auxiliary device comprises a through strip part, an oval disc part and a grip, wherein the oval disc part is connected to the through strip part in a sliding mode, a drainage groove is formed in the oval disc part, the opening direction of the drainage groove is consistent with the length direction of the through strip part, the grip is located at one end of the through strip part, a through hole is formed in the other end of the through strip part, the axial direction of the through hole is perpendicular to the center line where the through strip part is located, and the axis direction of the through hole is consistent with the depth direction of the drainagegroove. The auxiliary device is safe to operate, high in functionality and capable of being widely applied to the technical field of medical instruments. 本发明公开了一种适用于构造腰大池腹腔分流术中皮下隧道的辅助装置，包括通条部、椭圆盘部以及握把，椭圆盘部滑动连接在通条部上，椭圆盘部上设有引流