| 摘要 |
PROBLEM TO BE SOLVED: To provide a catheter in which an exit site of the catheter after an operation by unroofing and cuff shaving is directed downward and a plurality of cuffs are left.SOLUTION: A catheter is formed of a tube having a tip planted in an abdominal cavity, a first bent part, one end of which is connected to one end of the tip, and which is bent so as to protrude in a predetermined direction, a second bent part, one end of which continues to the other end of the first bent part, and which is bent so as to protrude in a direction opposite to the predetermined direction, a third bent part, one end of which continues to the other end of the second bent part, and which is bent so as to protrude in the predetermined direction, and a protruding part, one end of which continues to the other end of the third bent part, and which protrudes to the outside from an abdominal outer wall. A first cuff is attached to a first bent part side of the tip, an auxiliary cuff is attached to a vertex portion of the first bent part, and a second cuff is attached to a vertex portion of the third bent part. Even if the second cuff is removed, the first cuff and the auxiliary cuff are left, and an exit site of the catheter is directed downward.SELECTED DRAWING: Figure 1 |
