Backflow-preventing hemostatic propeller
An anti-reflux and hemostatic agent technology, applied in the field of medical devices, can solve problems such as limited hemostatic operation effect, difficult to achieve hemostasis, and ineffective hemostasis, and achieve the effect of ensuring and improving the anti-reflux effect
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Embodiment 1
[0030] see Figure 1-4 , an anti-reflux hemostatic agent propeller, comprising a cylinder body 1, a propulsion tube 2, a piston 3, a tube connector 4, an enlarged portion 5 and a piston rod 6, a piston 3 is arranged in the cylinder body 1, and the front end of the cylinder body 1 It has a liquid outlet that tapers into a thin cylinder in a conical shape; the propulsion tube 2 is connected to the liquid outlet through a tube connector 4, the piston 3 is arranged at one end of the piston rod 6, and the other end of the piston rod 6 is provided with an enlarged part 5 , allowing the piston rod 6 to be moved manually;
[0031] The circumference of the piston 3 is provided with a threaded groove 7 of a continuous spiral track from the front end to the rear end, and a plurality of anti-backflow limiting depressions 8 are evenly spaced on the front end of the threaded groove 7 along the circumference of the piston 3 . A threaded protrusion 9 with a continuous spiral track from the r...
Embodiment 2
[0042] see Figure 1-4 , an anti-reflux hemostatic agent propeller, comprising a cylinder body 1, a propulsion tube 2, a piston 3, a tube connector 4, an enlarged portion 5 and a piston rod 6, a piston 3 is arranged in the cylinder body 1, and the front end of the cylinder body 1 It has a liquid outlet that tapers into a thin cylinder in a conical shape; the propulsion tube 2 is connected to the liquid outlet through a tube connector 4, the piston 3 is arranged at one end of the piston rod 6, and the other end of the piston rod 6 is provided with an enlarged part 5 , allowing the piston rod 6 to be moved manually;
[0043] The circumference of the piston 3 is provided with a threaded groove 7 of a continuous spiral track from the front end to the rear end, and a plurality of sections of anti-backflow limiting depressions 8 are evenly spaced along the circumference of the piston 3 at the front end of the threaded groove 7. A threaded protrusion 9 with a continuous spiral track...
Embodiment 3
[0068] see Figure 1-4, an anti-reflux hemostatic agent propeller, comprising a cylinder body 1, a propulsion tube 2, a piston 3, a tube connector 4, an enlarged portion 5 and a piston rod 6, a piston 3 is arranged in the cylinder body 1, and the front end of the cylinder body 1 It has a liquid outlet that tapers into a thin cylinder in a conical shape; the propulsion tube 2 is connected to the liquid outlet through a tube connector 4, the piston 3 is arranged at one end of the piston rod 6, and the other end of the piston rod 6 is provided with an enlarged part 5 , allowing the piston rod 6 to be moved manually;
[0069] The circumference of the piston 3 is provided with a threaded groove 7 of a continuous spiral track from the front end to the rear end, and a plurality of anti-backflow limiting depressions 8 are evenly spaced on the front end of the threaded groove 7 along the circumference of the piston 3 . A threaded protrusion 9 with a continuous spiral track from the re...
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