| 摘要 |
Catheter in which the elastic deformability in the lateral direction is not decreased, extreme flexion is prevented and having good operability. The catheter comprises an inner tube 1 forming a first lumen 4, an outer tube 2 forming a second lumen 6 with the outer surface of the inner tube, a foldable expansible member 3 communicating with said second lumen, a first opening 9 formed in the inner tube to communicate with the first lumen, a second opening 11 formed in the outer tube to communicate with the second lumen and a rigidity imparting member 13 consisting of a linear member disposed in said second lumen and having a tip end portion fixed to the tip end portion of the inner tube and a base end portion fixed to the inner or outer tube. <IMAGE> |
