A female urinary catheterization auxiliary device includes two operating parts and a pivoting part. Each operating member has a rod body, a supporting portion and a handle, the rod body has a front end, a rear end and a supporting point between the front end and the rear end, the supporting portion moves from the rod body towards It extends downwards and is located between the front end and the fulcrum and has an abutment surface, the abutment surface is located on the opposite outer side of the two operating members, the handle is connected to the rear end of the rod body, and the two operating members use the rod body The fulcrum at the pivot point is set cross-connected and can pivot relatively. The auxiliary device can be conveniently operated by the nursing staff to propagate the patient's labia, and is easy to maintain for a period of time, so as to facilitate the operation of placing the catheter.一種女性導尿撐開輔助器,包含兩個操作件及一樞接件。每一操作件具有一桿體、一抵撐部及一手把,該桿體具有一前端、一後端及位於該前端與該後端之間的一支點,該抵撐部自該桿體往下延伸且位於該前端與該支點之間並具有一靠抵面,該靠抵面位於該兩操作件的相對外側,該手把連接於該桿體的後端,該兩操作件以桿體的支點處相樞接交叉設置且能相對樞轉。藉由該輔助器可供護理人員方便操作以將病患的陰唇撐開,並容易維持一段時間,以利於放置導尿管的作業。