Multi-head screen hole negative pressure abdominal cavity drainage device
A sieve hole and negative pressure technology, applied in the direction of wound drainage, can solve the problems of poor drainage, poor practicability, blockage of drainage channels, etc., and achieve the effect of smooth drainage channels, enhanced practicability, and prevention of blockage
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[0019] figure 1 is a schematic structural diagram of the present invention; figure 2 for figure 1 The partial enlarged view at 1 place in the middle, as shown in the figure: the multi-head sieve hole negative pressure abdominal cavity drainage device of the present embodiment comprises a drainage tube 1 and an elastic suction bottle 2; the drainage tube 1 includes a flexible dip tube 3 that communicates with each other And the flexible liquid catheter 4, the pipe wall of the flexible liquid-draining pipe 3 is distributed with liquid-draining holes 5; the elastic suction bottle 2 is communicated with the liquid outlet of the flexible liquid-draining pipe 4 through the air intake check valve 6, and the elastic suction bottle 2 is 2 is provided with an exhaust port with an air outlet check valve 7. When in use, the flexible dip tube is placed at the fluid accumulation in the abdominal cavity, so that the liquid outlet of the flexible catheter is lower than the position of the f...
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