| 摘要 |
PROBLEM TO BE SOLVED: To provide a wounded part drain catheter which has an uniform outside surface over the entire length in a longitudinal direction and is usable for a long period even under various conditions. SOLUTION: The catheter 1 comprises a fluid collection portion 2 which has a sectional shape of a circular or similar circular shape, is placed near the wounded portion in the celom of a patient and is used to collect the exudate and body fluid after surgery and to guide the same to the outside of the body, a migration portion 3 which is arranged within the celom in succession to this fluid collection portion 2, an outflow and migration portion 4 which is arranged on the inside of the celom in succession to the migration portion 3 and an outflow portion 5 which is arranged on the outside of the body in succession to this migration portion 4 and is used to guide the body fluid to the outside of the body. |
