Negative pressure endometrium sampler and use method thereof
A technology of endometrium and sampler, which is applied in the field of medical equipment, can solve problems such as heavy force, inability to continuously sample, and life-threatening problems, and achieve the effects of ensuring safety, reducing the risk of bacterial infection, and improving quality
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[0034] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and preferred embodiments.
[0035] Figure 1-7 A negative pressure endometrial sampler is shown, including a negative pressure adsorption device, a pressure regulating device and a rotatable adsorption tube; the negative pressure adsorption device includes a needle tube 1, a piston matched with the needle tube, and a The outlet 1-1 at the side end of the needle tube; the outlet 1-1 is at an angle of 30°-60° to the drawing end of the needle tube 1; the angle of 30°-60° is to ensure that when the external catheter is connected to the outlet , will not hinder the position of the device and the uterus, and facilitate the installation and disassembly of external devices; and the outlet is close to the suction port, and the suction port 1-2 of the needle...
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