| 摘要 |
The present invention provide a catheter which exhausts a humor such as a hematoma, a brain fluid, and an encephalophyma smoothly without any infection, and be able to inject a hematoma resolvent while maintaining a constant brain pressure, and is inserted into an accurate operative portion in the cranial cavity using a brain stereotactic frame conveniently and easily. The catheter 100 includes a long tube 110 made of an atoxic, transparent and flexible material; a two-way fitting 160 having two channels and inserted into a rear portion of the tube through a fitting 120 ; second and third coupling members 140 and 150 selectively coupled to a branched channel of the two-way fitting 160 ; an injection member 170 including a needle portion 174 inserted into a rear portion of the third coupling member 150 through an inserting hole 153 ; and a fourth coupling member 180 including a seal member 181 and being inserted into a reception groove 171 formed in a rear portion of the injection member 170.
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