Self-release balloon dilatation uterus stent capable of automatically controlling pressure
A self-release, balloon technology, applied in the field of medical devices, can solve the problems of difficult control of balloon expansion pressure, cumbersome operation steps, and endometrial injury, and achieve the effect of appropriate pressure, simple operation, and high comfort
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Embodiment 1
[0035] like figure 1 , figure 2 , image 3 , Figure 4 , Figure 5 and Image 6 A self-releasing balloon-expandable uterine stent with automatic pressure control shown includes a stent body 1, a pressure control device 2 and a transporter 3. The stent body 1 includes a balloon 101 adapted to the shape of the uterine cavity and a 101 connected to the water filling conduit 102, the pressure control device 2 includes a water injection tube 21, a water injection conduit 22 and a pusher 23, the water injection tube 21 is provided with a piston 25 and a push rod 24, the push rod 24 is connected to the pusher 23, and the water filling conduit 102 is provided with a one-way sealing valve 104 and a check valve 103. One end of the water injection conduit 22 is connected to the water injection cylinder 21, and the other end is inserted into the water filling conduit 102. Tail cover 32 and operating rod 33, the top of operating rod 33 is provided with push plate 34, and push plate 3...
Embodiment 2
[0048] like figure 1 , Image 6 , Figure 7 and Figure 8 A self-releasing balloon-expandable uterine stent with automatic pressure control shown includes a stent body 1, a pressure control device 2 and a transporter 3. The stent body 1 includes a balloon 101 adapted to the shape of the uterine cavity and a 101 connected to the water filling conduit 102, the pressure control device 2 includes a water injection tube 21, a water injection conduit 22 and a pusher 23, the water injection tube 21 is provided with a piston 25 and a push rod 24, the push rod 24 is connected to the pusher 23, and the water filling conduit 102 is provided with a one-way sealing valve 104 and a check valve 103. One end of the water injection conduit 22 is connected to the water injection cylinder 21, and the other end is inserted into the water filling conduit 102. Tail cover 32 and operating rod 33, the top of operating rod 33 is provided with push plate 34, and push plate 34 is provided with the co...
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