The utility model provides a medical conduit.The medical conduit comprises: a first conduit, a second conduit and a third conduit wherein the first conduit is bigger than the third conduit in length and smaller in outer diameter and is built within the third conduit one end of the first conduit penetrates a bore at one end of the third conduit and is connected with a first inlet-outlet valve, while the other end of the first conduit penetrates a through-hole on the side wall of the other end of the third conduit and, together with the other end of the conduit, forms a Y shape the side wall at the other end of the first conduit is provided with a number of through-holes for guiding liquid or gas one end of the second conduit is embedded at the bore at one end of the third conduit, while the other end of the second conduit is connected with a second inlet-outlet valve also, the second conduit is linked with the third conduit.The bore at one end of the third conduit is sealed with a glue material.The utility model provides a medical conduit which can be accurately inserted into the esophagus or trachea to perform drug delivery and exhalation gas analysis at the same time, providing accurate measuring data for the doctors and helping the doctor accurately judge the patients condition.本新型提供一種醫療用導管,包括:一導管一、一導管二及一導管三。該導管一長度大於該導管三,外徑小於該導管三,並內置於該導管三中;且該導管一的一端從該導管三的一端的口徑處貫穿出去,並與一第一進出閥連接,其另一端從該導管三的另一端的導管側壁上設置的通孔中貫穿出去,與該導管三的另一端形成一Y型;該導管一的另一端的導管側壁上設置有多個用於導入液體或氣體的通孔;該導管二的一端嵌於該導管三的一端的口徑處,其另一端連接一第二進出閥;該導管二與導管三相通。本新型提供一種醫療用導管,其可以在人體內進行導向定位,並且輸入和排出分別進行,為醫生提供準確的測量資料。1‧‧‧導管一11‧‧‧導管一的第一端12‧‧‧導管一的第二端13‧‧‧通孔2‧‧‧導管二21‧‧‧導管二的第一端22‧‧‧導管二的第二端3‧‧‧導管三31‧‧‧導管三的第一端32‧‧‧導管三的第二端33‧‧‧通孔34‧‧‧膠狀材料71‧‧‧第一進出閥72‧‧‧第二進出閥
