The invention is a combined structure of an endoscope flexible conduit.The main design is to use most of the elements that can be simply combined with each other.The utility model is integrally arranged in the interior of the distal hose part of the endoscopic catheter.Those who provide stable combination and smooth operation.Each unit is a cylinder structure.There is a central hole through whichIt can be used as a guiding medium for medical behaviors.The second line hole of the elbow control line is arranged at the relative position of the second group.And dedicated two signal line channel,Separate the line from the hole.Ensure that when the action occurs,They don't interfere with each other.One end of the cylinder is provided with two symmetrical triangular convex plates.At the other end, there are two rectangular arc convex plates.A protruding mountain structure is formed under the outer side of the triangular convex plate.It has two lower slopes.The outer upper part of the utility model is provided with a convex column.The outer arc part of the rectangular arc convex plate and the circular outer diameter of the unit body are of equal diameter structure.The lower part is provided with a buckle hole.The two unit body can be easily pivoted by the mutual engagement of the convex column and the buckle hole.And the two units are in a state of swinging.By means of independent unit design,According to the swing angle and actuation radius,Through the number and size of units,The elastic change length matches the swing demand.The swing range is located between the lower edge of the rectangular arc convex plate and the two inclined planes respectively.Use the face to face card to locate.Generate different requirements definition perspectives,To achieve stable and smooth operation of the end bending of the endoscope catheter.本創作為一種內視鏡可彎曲導管之組合結構，主要設計以利用多數個可簡易相互組合的單元體，整體設置於內視鏡導管遠端軟管部的內部，提供穩固的結合性和順暢操作的效果者，其各單元體為柱體構造，設有貫穿的一中央孔，可供醫療行為作為液體或器械引導媒介，和二組相對位置設置彎頭控制線的二線孔、與專用二訊號線通道，使線路與
