CN209107531U - A kind of novel membrane rupturing device used in obstetrics - Google Patents
A kind of novel membrane rupturing device used in obstetrics Download PDFInfo
- Publication number
- CN209107531U CN209107531U CN201821527769.9U CN201821527769U CN209107531U CN 209107531 U CN209107531 U CN 209107531U CN 201821527769 U CN201821527769 U CN 201821527769U CN 209107531 U CN209107531 U CN 209107531U
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- piston
- fixed
- circular groove
- piston cylinder
- connecting tube
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Abstract
The utility model relates to the field of medical instrument technology, more particularly to a kind of novel membrane rupturing device used in obstetrics, including piston cylinder, the piston being connect with piston cylinder internal slide, it is fixed on the piston rod of piston rear end, it is fixed on the handle of piston rod rear end, pricker, it further include stop collar, first piston, reset spring, air bag, cuff, inflation/deflation sacculus, connect hose, negative pressure drainage vessel, connecting tube and valve, the piston cylinder front inner wall offers circular groove, circular groove internal slide is connected with first piston, reset spring is set in circular groove, the pricker tail portion passes through stop collar and is fixedly connected with first piston, piston cylinder front end outer wall is fixed with cuff, drain through-hole is offered on the piston, drain through-hole is connect by connecting tube with negative pressure drainage vessel, valve is fixed in the connecting tube.The pricker of the membrane-repturing device will not damage fetus and parent, be collected in time to amniotic fluid, avoid that amniotic fluid embolism occurs.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of novel membrane rupturing device used in obstetrics.
Background technique
Artificial rupture of membrane is obstetrics and gynecology department in one of the common medical intervention means for promoting stages of labor, and artificial rupture of membrane is exactly artificial
Mode intervenes the amnion for tearing uteri position, to observe amniotic fluid color, reinforces progress of labor.Gynemetrics's clinic is manually being broken
Without special equipment when film, obstetrician carries out artificial rupture of membrane usually using puncture needle or vessel forceps, uses puncture needle or vessel forceps
Shi doctor's operation is very inconvenient, and can not grasp depth and stability, and the safety of rupture of membranes is poor, sheep in addition and after rupture of membranes
Water, which overflows, to be easy contaminated operation platform and is easy to cause amniotic fluid embolism.
Utility model content
The utility model to solve the above problems, devises a kind of novel membrane rupturing device used in obstetrics, the membrane-repturing device
Piston cylinder front end is set to suck fetal membrane using negative pressure, by pressuring gasbag, pricker is stretched out out of circular groove punctures fetal membrane, after unclamping air bag
Pricker in retraction circular groove, avoids pricker from damaging fetus and parent under the action of reset spring, and it is soft to open connection
Valve on pipe, amniotic fluid enter negative pressure drainage vessel, are collected in time to amniotic fluid, avoid that amniotic fluid embolism, piston drum outer wall occurs
The cuff of front end is blocked in outside ostium of uterus, prevents amniotic fluid from flowing out contaminated operation platform from ostium of uterus.
In order to achieve the above technical purposes, reach above-mentioned technical effect, the utility model is real by the following technical programs
Existing:
A kind of novel membrane rupturing device used in obstetrics including piston cylinder, the piston connecting with piston cylinder internal slide, is fixed on piston
The piston rod of rear end, the handle for being fixed on piston rod rear end, pricker, further include stop collar, first piston, reset spring, air bag,
Cuff, inflation/deflation sacculus, connection hose, negative pressure drainage vessel, connecting tube and valve, the piston cylinder front inner wall offer circle
Groove, the fixed restraining position ring block of circular groove opening, circular groove internal slide are connected with first piston, and reset spring is set to circle
In connected in star, described reset spring one end is fixed with first piston, and the other end is fixed with stop collar, and the pricker tail portion passes through limit
Position ring is fixedly connected with first piston, and the transfer port being connected to circular groove, the gas transmission are offered in the piston cylinder barrel
Hole front opening is located at circular groove bottom, and transfer port open rearward end is located at piston tube rear end, and air bag is fixed on piston tube rear end
And be connected to transfer port, piston cylinder front end outer wall is fixed with cuff, connection hose is equipped between cuff and inflation/deflation sacculus,
The connection hose is embedded in piston cylinder barrel and one end be connected to cuff, the other end from close piston tube rear end export and with
Inflation/deflation sacculus is connected to, and drain through-hole is offered on the piston, and drain through-hole is connect by connecting tube with negative pressure drainage vessel, even
Adapter tube front end is fixedly connected with drain through hole back-end, and connecting tube rear end is connect with negative pressure drainage vessel, is fixed in the connecting tube
Valve.
Further, the connection hose and connecting tube are that medical PVC is made, and the piston cylinder is clear hard plastics
It is made.
The beneficial effects of the utility model are: the membrane-repturing device sucks fetal membrane using the negative pressure that piston generates in piston cylinder
Piston cylinder front end stretches out pricker out of circular groove by pressuring gasbag and punctures fetal membrane, and pricker is in reset spring after unclamping air bag
Act in lower retraction circular groove, pricker avoided to damage fetus and parent, open the valve on connection hose, amniotic fluid into
Enter negative pressure drainage vessel, amniotic fluid is collected in time, avoids that amniotic fluid embolism occurs, the cuff of piston drum outer wall front end is blocked in son
Outside cervix, prevent amniotic fluid from flowing out contaminated operation platform from ostium of uterus.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is a kind of overall structure diagram of novel membrane rupturing device used in obstetrics；
Fig. 2 is schematic enlarged-scale view at the A of Fig. 1.
In attached drawing, parts list represented by the reference numerals are as follows:
1- piston cylinder, 11- circular groove, 111- stop collar, 12- transfer port, 13- air bag, 2- piston, 21- piston rod,
211- drain through-hole, 22- handle, 3- pricker, 31- first piston, 32- reset spring, 4- cuff, 41- connection hose, 42- fill
Deflation sacculus, 5- negative pressure drainage vessel, 51- connecting tube, 52- valve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
A kind of refering to fig. 1-shown, novel membrane rupturing device used in obstetrics is connect including piston cylinder 1, with 1 internal slide of piston cylinder
Piston 2, the piston rod 21 for being fixed on 2 rear end of piston, the handle 22 for being fixed on 21 rear end of piston rod, pricker 3, further include stop collar
111, first piston 31, reset spring 32, air bag 13, cuff 4, inflation/deflation sacculus 42, connection hose 41, negative pressure drainage vessel 5, company
Adapter tube 51 and valve 52,1 front inner wall of piston cylinder offer circular groove 11, and 11 opening of circular groove is fixed with limit
Ring 111,11 internal slide of circular groove are connected with first piston 31, and reset spring 32 is set in circular groove 11, the reset
32 one end of spring and first piston 31 are fixed, and the other end and stop collar 111 are fixed, 3 tail portion of pricker pass through stop collar 111 with
First piston 31 is fixedly connected, and offers the transfer port 12 being connected to circular groove 11, the gas transmission in 1 barrel of piston cylinder
12 front opening of hole is located at 11 bottom of circular groove, and 12 open rearward end of transfer port is located at 1 rear end of piston cylinder, and air bag 13 is fixed on work
It 1 rear end of plug tube and is connected to transfer port 12, the 1 front end outer wall of piston cylinder is fixed with cuff 4, cuff 4 and inflation/deflation sacculus 42
Between be equipped with connection hose 41, the connection hose 41 is embedded in that 1 barrel of piston cylinder is interior and one end is connected to cuff 4, the other end
From exporting close to 1 rear end of piston cylinder and being connected to inflation/deflation sacculus 42, drain through-hole 211 is offered on the piston 2, drain is logical
Hole 211 is connect by connecting tube 51 with negative pressure drainage vessel 5, and 51 front end of connecting tube is fixedly connected with 211 rear end of drain through-hole, connection
51 rear end of pipe is connect with negative pressure drainage vessel 5, is fixed with valve 52 in the connecting tube 51.
Therein, the connection hose 41 and connecting tube 51 are that medical PVC is made, and the piston cylinder 1 is clear hard
Plastics are made.
One concrete application of the present embodiment are as follows: guarantee that it is in using the valve 52 checked in connecting tube before the membrane-repturing device
The membrane-repturing device front end is protruded at ostium of uterus by vagina, 1 front end of piston cylinder is against on fetal membrane, charge and discharge is passed through by closed state
Balloon capsule 42 is the inflation of cuff 4, and cuff 4 is resisted against ostium of uterus outer wall, avoids puncturing fetal membrane afterwaters from ostium of uterus outflow dirt
Operating table is contaminated, handle 22 is pulled back, piston rod 21 moves to generate negative pressure, negative pressure in piston cylinder 1 with piston 2 backward
By fetal membrane out of piston cylinder 1 front end sucker cylinder 1, by lower gasbag 13, the air inside air bag 12 enters along appendix 12 to be justified
Connected in star 11 pushes first piston 31, to 1 center movement of piston cylinder, to be fixedly connected with first piston 31 in circular groove 11
Pricker 3 stretches out circular groove 11, punctures the fetal membrane inside sucker cylinder 1, unclamps air bag 13, first piston 31 is in reset spring
3 retraction circular groove 11 of pricker is driven under the action of 32, and the pricker 3 when collecting amniotic fluid is avoided to damage fetus and parent,
The valve 52 in connecting tube 51 is opened, amniotic fluid enters negative pressure drainage vessel 5, negative pressure drainage vessel 5 along liquid-conveying ducts 211 and connecting tube 51
Amniotic fluid is collected in time, avoids amniotic fluid embolism.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (2)
1. a kind of novel membrane rupturing device used in obstetrics, including piston cylinder, the piston being connect with piston cylinder internal slide, be fixed on piston after
The piston rod at end, the handle for being fixed on piston rod rear end, pricker, it is characterised in that: further include stop collar, first piston, reset
Spring, air bag, cuff, inflation/deflation sacculus, connection hose, negative pressure drainage vessel, connecting tube and valve, the piston cylinder front inner wall
Circular groove, the fixed restraining position ring block of circular groove opening are offered, circular groove internal slide is connected with first piston, resets
Spring is set in circular groove, and described reset spring one end is fixed with first piston, and the other end is fixed with stop collar, the pricker
Tail portion passes through stop collar and is fixedly connected with first piston, offers the gas transmission being connected to circular groove in the piston cylinder barrel
Hole, the transfer port front opening are located at circular groove bottom, and transfer port open rearward end is located at piston tube rear end, and air bag is fixed on
It piston tube rear end and is connected to transfer port, piston cylinder front end outer wall is fixed with cuff, sets between cuff and inflation/deflation sacculus
There is connection hose, the connection hose is embedded in piston cylinder barrel and one end is connected to cuff, and the other end is from close to piston cylinder
Rear end exports and is connected to inflation/deflation sacculus, and drain through-hole is offered on the piston, and drain through-hole passes through connecting tube and negative pressure
Drainage bottle connection, connecting tube front end are fixedly connected with drain through hole back-end, and connecting tube rear end is connect with negative pressure drainage vessel, the company
Valve is fixed on adapter tube.
2. a kind of novel membrane rupturing device used in obstetrics according to claim 1, it is characterised in that: the connection hose and connecting tube
It is that medical PVC is made, the piston cylinder is made of clear hard plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821527769.9U CN209107531U (en) | 2018-09-19 | 2018-09-19 | A kind of novel membrane rupturing device used in obstetrics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821527769.9U CN209107531U (en) | 2018-09-19 | 2018-09-19 | A kind of novel membrane rupturing device used in obstetrics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209107531U true CN209107531U (en) | 2019-07-16 |
Family
ID=67198842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821527769.9U Expired - Fee Related CN209107531U (en) | 2018-09-19 | 2018-09-19 | A kind of novel membrane rupturing device used in obstetrics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209107531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916777A (en) * | 2019-12-13 | 2020-03-27 | 南阳市中心医院 | Artificial insemination transplanting device for reproductive medicine |
| CN112155696A (en) * | 2020-08-31 | 2021-01-01 | 梁玉林 | Obstetrical department uses amniotic fluid rupture of membranes device |
-
2018
- 2018-09-19 CN CN201821527769.9U patent/CN209107531U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916777A (en) * | 2019-12-13 | 2020-03-27 | 南阳市中心医院 | Artificial insemination transplanting device for reproductive medicine |
| CN110916777B (en) * | 2019-12-13 | 2022-03-04 | 南阳市中心医院 | Artificial insemination transplanting device for reproductive medicine |
| CN112155696A (en) * | 2020-08-31 | 2021-01-01 | 梁玉林 | Obstetrical department uses amniotic fluid rupture of membranes device |
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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: 20190716 Termination date: 20200919 |