The utility model belongs to the technical field of medical instruments. The utility model provides a balloon with three lumen central venous catheter, including a three cavity catheter and two balloon catheter; three cavity body which is composed of a guide wire and infusion cavities which are not communicated with each other (3), the first balloon cavity (4) and second (5) composed of cavity balloon the front end, three cavity catheter body is conical tip, the middle conical pointed opening and the guide wire and the infusion cavity; the outer wall of three cavity catheter body wrapped with the first balloon (1) and second (2), the first balloon balloon balloon catheter through the first three on the outer wall of the hole (6). With the first balloon cavity, second balloon catheter balloon three through second on the outer wall of the hole (7) is communicated with the second cavity balloon. The utility model is suitable for blocking the vessels in the upper and the lower hepatic veins of the liver, and the animal experiment proves that the blood flow is blocked reliably and is more convenient, safer and time-saving than the traditional method, and is more suitable for general hospitals.
【技术实现步骤摘要】
【技术保护点】
一种带球囊的三腔中心静脉导管，其特征在于，该导管包括一个三腔导管体和两个球囊；所述的三腔导管体是由互不相通的导丝及输液腔（3）、第一球囊腔（4）和第二球囊腔（5）组成，三腔导管体的前端为圆锥形尖头，圆锥形尖头的中间开口且与导丝及输液腔相通；三腔导管体的外壁上包裹有第一球囊（1）和第二球囊（2），第一球囊通过三腔导管体外壁上的第一球囊开孔（6）与第一球囊腔相通，第二球囊通过三腔导管体外壁上的第二球囊开孔（7）与第二球囊腔相通。
【技术特征摘要】
【专利技术属性】
技术研发人员：耿利，杨甲梅，戴炳华，
申请(专利权)人：中国人民解放军第二军医大学，
类型：实用新型
国别省市：
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