Bending catheter with controllable head and used for interventional therapy
An interventional therapy and catheter technology, applied in the direction of catheters, can solve problems such as inability to deliver to the lesion, ruptured catheters or drugs, and vessel wall damage, and achieve safe and reliable production processes, simple operation and popularization.
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[0012] Below in conjunction with accompanying drawing, specific embodiment of the present invention is elaborated:
[0013] Such as figure 1 A controllable bending catheter for interventional treatment head is shown, including a multi-lumen catheter 1, a connector 2, an extension tube 3 and a handle 4. The head of the multi-lumen catheter 1 is connected with a soft head 5 of the main catheter. The tail of the lumen catheter 1 is connected to the extension tube 3 through the connector 2. The extension tube 3 is provided with a handle 4, and the handle 4 is movably connected with a handle sliding device 6. The sliding device 6 is extruded and matched with the extension tube 3. The upper and lower ends extend out of the shell of the handle 4, and the upper and lower sides of the sliding device 6 are respectively connected with a traction wire 7, and the other end of the traction wire 7 passes through the auxiliary lumen on the same side of the multi-lumen catheter 1 and the soft ...
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