| 摘要 |
<P>PROBLEM TO BE SOLVED: To easily provide a catheter joined without extremely thinning the wall thickness of a weld section itself and its circumference due to the effect of an excessive thermal energy in welding. <P>SOLUTION: This catheter is provided with both of a first tube 001 including at least a first polymer in a component and demarcating a first lumen 002 in its inside, and a second tube 005 including at least a second polymer in the component and demarcating a second lumen 006 in its inside; the first tube and the second tube are formed with joint sections at least one parts; and at least one of the joint section included in the first tube or the joint section included in the second tube contains a gel component. <P>COPYRIGHT: (C)2007,JPO&INPIT |
