| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an extradural anesthesia catheter excellent in flexibility and resistance to kink. <P>SOLUTION: The extradural anesthesia catheter 1 is provided with: a catheter main body 10 having a nearly cross-shaped lumen 2; and a plurality of reinforcing members 4 buried linearly along an axial direction on the wall part 3 of the catheter main body 10. These reinforcing members 4 are formed of a thermoplastic resin containing a 30 to 50 wt% radio-opaque material. The cross section area of each reinforcing member 4 is 25 to 60 % of the cross section area of the wall part 3. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
