CN210843376U - Transvaginal device for reducing miscarriage - Google Patents
Transvaginal device for reducing miscarriage Download PDFInfo
- Publication number
- CN210843376U CN210843376U CN201921135911.XU CN201921135911U CN210843376U CN 210843376 U CN210843376 U CN 210843376U CN 201921135911 U CN201921135911 U CN 201921135911U CN 210843376 U CN210843376 U CN 210843376U
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- sleeve
- needle
- telescopic rod
- operation hole
- lantern ring
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The vaginal device for reducing the fetal content comprises a vaginal speculum, a sleeve and a fetal reduction needle, wherein a telescopic rod is hinged between the inner walls of an upper duckbill sheet and a lower duckbill sheet of the vaginal speculum, a lantern ring is sleeved on the telescopic rod, one side of the lantern ring is connected with a short sleeve, a fastening bolt is arranged on the other side of the lantern ring in a penetrating manner, the fastening bolt is in press fit with the top of the telescopic rod, the sleeve is arranged in the short sleeve in a penetrating manner, and the fetal reduction needle penetrates through an upper operating hole of a baffle plate after penetrating through the sleeve from a lower; in conclusion, adopt this utility model to treat that the embryo that subtracts and goes out injects the medicine, negative pressure suction and mechanical strangulation, realize many instruments simplification, reduce the harm to patient's uterus environment.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment, concretely relates to it uses device to subtract child through vagina.
Background
In recent years, ovulation promoting technologies, artificial conception and other assisted reproduction technologies are widely applied, so that multiple pregnancies are increased while hopes are brought to patients with infertility; multiple gestation is called when one pregnancy has two or more babies at the same time; multiple pregnancy, with two pregnancies being most common, and three or more pregnancies are called high-order multiple pregnancy; due to the fact that multiple pregnancies easily cause abortion, premature delivery, low birth weight and other problems, the survival rate of the newborn fetus is reduced, the risks of the pregnant women during pregnancy and delivery are increased, the complications after delivery are increased, and the health of pregnant women, lying-in women and fetuses is seriously influenced and even endangered; in recent years, the development of the miscarriage-reducing technique effectively solves the problem of the multi-pregnancy, the number of delivered fetuses can be safely and effectively controlled by applying the miscarriage-reducing technique, the survival rate of the fetuses is improved, and the damage of the multi-pregnancy to the mother and the baby is greatly reduced.
According to the diagnosis and treatment guidelines of the fetal reduction, the method of the fetal reduction is selected mainly according to the number of gestational weeks and chorionic villi during fetal reduction; the fetal reduction operation in the early pregnancy mostly adopts a transvaginal approach, and the approach through the abdominal wall is mostly adopted in the middle pregnancy; most of methods for reducing the fetus through the vaginal route are that a puncture needle penetrates into a fetus, then suction, medicine injection, mechanical strangulation and the like are carried out, but the diameter of the early fetus is very small and is only a few centimeters, and only a plurality of embryos can be reduced and killed during operation, and 1-2 embryos need to be reserved, so that the refined operation is very important, and the head end of the fetus reduction device is not easy to control and the embryos needing to be reserved are easy to damage due to the physiological vibration of the arm of an operator in the existing operation mode; and for reducing and killing a plurality of embryos, the killing tools may need to be changed continuously, such as puncture needles, mechanical strangulation devices and the like, and repeatedly enter the uterus through the vagina or the abdominal wall, so that the environment of the uterus can be damaged, and the survival of the preserved embryos is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a reduce device for child through the vagina, adopt this reduce device for child through the vagina, can realize many apparatus operation simplification effectively, can puncture injection medicine, can realize again that machinery is strangled with fingers, needn't alternate the apparatus to patient's uterus repeatedly, reduce the harm to the uterus environment.
In order to solve the technical problem, the utility model adopts the following technical scheme: the vaginal fetus reduction device comprises a vaginal speculum, a sleeve and a fetus reduction needle, wherein a telescopic rod is hinged between the inner walls of an upper duckbill sheet and a lower duckbill sheet of the vaginal speculum, a lantern ring is sleeved on the telescopic rod, one side of the lantern ring is connected with a short sleeve, and the other side of the lantern ring is provided with a fastening bolt in a penetrating way, and the fastening bolt is in press fit with the top of the telescopic rod;
the outer diameter of the sleeve is equal to the inner diameter of the short sleeve, the lower end of the sleeve is connected with an endoscope head line and a light source wiring line, the lower end of the sleeve is provided with a lower operation hole, the upper end of the sleeve is fixed with a baffle, an endoscope head and a lamp cap are fixed on the baffle, the baffle is provided with an upper operation hole, and the upper operation hole is communicated with the lower operation hole through a straight channel;
the tire reducing needle is in a hollow cylindrical tube structure, the outer diameter of the tire reducing needle is equal to the inner diameter of the sleeve, the front end of the tire reducing needle is connected with a puncture head, a round hole is formed in the puncture head, and the round hole is communicated with the inner cavity of the tire reducing needle;
the sleeve penetrates through the short sleeve, and the tire reducing needle penetrates through the sleeve from the lower operation hole of the sleeve and then penetrates out of the upper operation hole of the baffle.
An arc-shaped cutter is arranged on a puncture head of the tire reducing needle, external threads are arranged on the periphery of the lower end part of the tire reducing needle, and depth scale marks are arranged outside the wall of the tire reducing needle tube.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has: according to the vaginal speculum, the telescopic rod is arranged in the vaginal speculum, the short sleeve is arranged on the telescopic rod in a sliding mode through the lantern ring, the vaginal speculum is improved, then the sleeve is arranged in the short sleeve in a penetrating mode, the position of the sleeve can be adjusted in the vagina of a patient, embryos needing to be reduced are found, then the embryo reducing needle is inserted into the sleeve to reduce and kill the embryos, and therefore the embryo reducing operation is more accurate and correct; the round hole has been seted up on the puncture head that subtracts child needle, the round hole with subtract the inner chamber intercommunication of child needle, the accessible subtracts child needle to the embryo in injection medicine, also can connect negative pressure suction device and carry out the suction operation, subtract the external screw thread that the lower tip of child needle set up, can twist on rotating the motor soon, the accessible subtracts the arc cutter that is equipped with on the child needle puncture head and treats subtracting the embryo that kills and carry out mechanical hank and kill.
In conclusion, adopt this utility model to treat that the embryo that subtracts and goes out injects the medicine, negative pressure suction and mechanical strangulation, realize many instruments simplification, reduce the harm to patient's uterus environment.
Drawings
Fig. 1 is a schematic structural view of the vaginal speculum of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a schematic view of the sleeve structure of the present invention;
FIG. 4 is a schematic view of the baffle structure of the present invention;
fig. 5 is a schematic view of the tire reducing needle structure of the present invention.
Detailed Description
As shown in fig. 1-5, the vaginal device for reducing the fetal consumption of the present invention comprises a vaginal speculum 1, a sleeve 2 and a fetal reduction needle 3, wherein the vaginal speculum 1 is a conventional technique, a telescopic rod 6 is hinged between the inner walls of an upper duck bill sheet 4 and a lower duck bill sheet 5 of the vaginal speculum 1, a lantern ring 7 is sleeved on the telescopic rod 6, one side of the lantern ring 7 is connected with a short sleeve 8, the other side of the lantern ring 7 is provided with a fastening bolt 9, and the fastening bolt 9 is in top-pressing fit with the telescopic rod 6;
the outer diameter of the sleeve 2 is equal to the inner diameter of the short sleeve 8, the lower end of the sleeve 2 is connected with an endoscope head line 10 and a light source wiring 11, the lower end of the sleeve 2 is provided with a lower operation hole, the upper end of the sleeve 2 is fixed with a baffle plate 12, the baffle plate 12 is fixed with an endoscope head 13 and a lamp head 14, the baffle plate 12 is provided with an upper operation hole 15, and the upper operation hole 15 is communicated with the lower operation hole through a straight channel;
the tire reducing needle 3 is of a hollow cylindrical tube structure, the outer diameter of the tire reducing needle 3 is equal to the inner diameter of the sleeve 2, the front end of the tire reducing needle 3 is connected with a puncture head 16, a round hole 17 is formed in the puncture head 16, and the round hole 17 is communicated with the inner cavity of the tire reducing needle 3;
the sleeve 2 is arranged in the short sleeve 8 in a penetrating mode, and the tire reducing needle 3 penetrates through the sleeve 2 from the lower operation hole of the sleeve 2 and then penetrates out of the upper operation hole 15 of the baffle 12.
An arc-shaped cutter 18 is arranged on a puncture head 16 of the tire reducing needle 3, an external thread 19 is arranged on the periphery of the lower end part of the tire reducing needle 3, and a depth scale mark 20 is arranged on the outer wall of the tire reducing needle 3.
When the utility model is used, a medical staff horizontally holds the vaginal speculum 1, the upper duckbill sheet 4 and the lower duckbill sheet 5 of the vaginal speculum 1 are inserted into the vagina of a patient, the rear end opening of the upper duckbill sheet 4 and the lower duckbill sheet 5 is opened to a proper size, the inner wall of the vagina of the patient is opened, the upper duckbill sheet 4 and the lower duckbill sheet 5 are kept at the opening position, then the sleeve 2 is penetrated into the short sleeve 8 on the telescopic rod 6, the outer end of the light source wiring 11 is connected with a power supply, the outer end of the endoscope head line 10 is connected with a display, under the illumination of the lamp holder 14 at the front end of the sleeve 2, the endoscope head 13 shoots the intrauterine image of the patient, the medical staff moves the sleeve 2 according to the image sliding sleeve ring 7 to find the embryo position, after the embryo position is determined, the fastening bolt 9 is screwed, the sleeve 2 is fixed, then the embryo reducing needle 3 is penetrated into the sleeve 2, the medical staff observes the depth scale line 20 on the tube, judge the insertion depth of the fetal reduction needle 3, avoid inserting too deeply and damaging the vagina of a patient, insert the puncture head 16 at the front end of the fetal reduction needle 3 into the embryo to be reduced and killed, connect the injector to inject the medicine into the embryo at the rear end of the fetal reduction needle 3, or connect the negative pressure suction device at the rear end of the fetal reduction needle 3, suck the embryo out of the body of the patient, also can make the fetal reduction needle 3 twist on the rotating motor through the external thread 19 at the rear end part of the fetal reduction needle 3, mechanically strangle and kill the embryo to be reduced and killed through the arc-shaped cutter 18 on the puncture head 16 of the fetal reduction needle 3.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (2)
1. A device for transvaginal hypogalactia, characterized in that: the vaginal fetus reduction device comprises a vaginal speculum, a sleeve and a fetus reduction needle, wherein a telescopic rod is hinged between the inner walls of an upper duckbill sheet and a lower duckbill sheet of the vaginal speculum, a lantern ring is sleeved on the telescopic rod, one side of the lantern ring is connected with a short sleeve, and the other side of the lantern ring is provided with a fastening bolt in a penetrating way, and the fastening bolt is in press fit with the top of the telescopic rod;
the outer diameter of the sleeve is equal to the inner diameter of the short sleeve, the lower end of the sleeve is connected with an endoscope head line and a light source wiring line, the lower end of the sleeve is provided with a lower operation hole, the upper end of the sleeve is fixed with a baffle, an endoscope head and a lamp cap are fixed on the baffle, the baffle is provided with an upper operation hole, and the upper operation hole is communicated with the lower operation hole through a straight channel;
the tire reducing needle is in a hollow cylindrical tube structure, the outer diameter of the tire reducing needle is equal to the inner diameter of the sleeve, the front end of the tire reducing needle is connected with a puncture head, a round hole is formed in the puncture head, and the round hole is communicated with the inner cavity of the tire reducing needle;
the sleeve penetrates through the short sleeve, and the tire reducing needle penetrates through the sleeve from the lower operation hole of the sleeve and then penetrates out of the upper operation hole of the baffle.
2. The device for transvaginal fetal reduction of claim 1, wherein: the puncture head of the tire reducing needle is provided with an arc-shaped cutter, the periphery of the lower end part of the tire reducing needle is provided with an external thread, and the wall of the tire reducing needle tube is externally provided with a depth scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921135911.XU CN210843376U (en) | 2019-07-19 | 2019-07-19 | Transvaginal device for reducing miscarriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921135911.XU CN210843376U (en) | 2019-07-19 | 2019-07-19 | Transvaginal device for reducing miscarriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210843376U true CN210843376U (en) | 2020-06-26 |
Family
ID=71294133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921135911.XU Expired - Fee Related CN210843376U (en) | 2019-07-19 | 2019-07-19 | Transvaginal device for reducing miscarriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210843376U (en) |
-
2019
- 2019-07-19 CN CN201921135911.XU patent/CN210843376U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20210719 |