CN204814114U - Special amniotic fluid vacuum unit of gynaecology and obstetrics of anti -return - Google Patents
Special amniotic fluid vacuum unit of gynaecology and obstetrics of anti -return Download PDFInfo
- Publication number
- CN204814114U CN204814114U CN201520503686.6U CN201520503686U CN204814114U CN 204814114 U CN204814114 U CN 204814114U CN 201520503686 U CN201520503686 U CN 201520503686U CN 204814114 U CN204814114 U CN 204814114U
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- CN
- China
- Prior art keywords
- amniotic fluid
- branch pipe
- obstetrics
- backflow
- liquid storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000004381 amniotic fluid Anatomy 0.000 title claims abstract description 55
- 239000007788 liquid Substances 0.000 claims description 39
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 230000003584 silencer Effects 0.000 claims description 3
- 239000011550 stock solution Substances 0.000 abstract description 15
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 230000036541 health Effects 0.000 description 4
- 208000005952 Amniotic Fluid Embolism Diseases 0.000 description 3
- 206010067010 Anaphylactoid syndrome of pregnancy Diseases 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000001605 fetal effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003793 prenatal diagnosis Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 210000004291 uterus Anatomy 0.000 description 2
- 206010022998 Irritability Diseases 0.000 description 1
- 206010000210 abortion Diseases 0.000 description 1
- 231100000176 abortion Toxicity 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 210000003932 urinary bladder Anatomy 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a special amniotic fluid vacuum unit of gynaecology and obstetrics of anti -return, including the box, its internal fixation is provided with the piston pump, and the left side of piston pump is connected with first branch pipe, is equipped with vacuum meter, balanced -draft control valve, first check valve on the first branch pipe from the right side to a left side in proper order, it has the bleeder vent to distribute on the box, the filter, in it was fixed in the box, the filter linked to each other with the left side of first branch pipe is terminal, still is connected with the second branch pipe on the filter, the bottom of box is equipped with first universal wheelset, the stock solution bottle, terminal linking to each other of a left side of its top and second branch pipe, the bottom of stock solution bottle is still connected and is equipped with the third branch pipe, is equipped with the second check valve on the third branch pipe, and the free end detachable of third branch pipe is equipped with the pjncture needle, the bottom of stock solution bottle is equipped with the universal wheelset of second. The utility model discloses safe and reliable, the cleanliness factor is high, simple structure, using -way is various.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to special amniotic fluid aspirator of gynaecology and obstetrics of anti-return.
Background
During cesarean section, a suction apparatus is often adopted to suck out amniotic fluid in the uterus; during prenatal diagnosis, the amniotic fluid in the uterus can be extracted by an injector, the amniotic fluid can also be sucked by an aspirator, and the degree of automation of the aspirator is higher.
The existing amniotic fluid aspirator prevents amniotic fluid from flowing back by arranging a one-way valve, avoids amniotic fluid embolism, but the collected amniotic fluid is easy to pollute, and is not beneficial to various examinations of the amniotic fluid.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a special amniotic fluid suction apparatus for obstetrics and gynecology department with backflow prevention.
In order to achieve the above object, the utility model provides a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return, include:
the vacuum pump is fixedly arranged in the box body, the left side of the piston pump is connected with a first branch pipe, and a vacuum gauge, a negative pressure regulating valve and a first one-way valve are sequentially arranged on the first branch pipe from right to left; air holes are distributed on the box body; the bottom of the box body is provided with a first universal wheel set;
the filter is fixed in the box body and connected with the left tail end of the first branch pipe, and a second branch pipe is connected to the filter;
the top of the liquid storage bottle is connected with the left end of the second branch pipe, the top of the liquid storage bottle is also connected with a third branch pipe, a second one-way valve for preventing the backflow of the amniotic fluid is arranged on the third branch pipe, and a puncture needle is detachably arranged at the free end of the third branch pipe; and a second universal wheel set is arranged at the bottom of the liquid storage bottle.
Preferably, a silencer is further arranged on the piston pump.
Preferably, the outer side wall of the liquid storage bottle is provided with a fixing frame.
Preferably, the tail end of the fixing frame is in an inverted U shape.
Preferably, the first universal wheel set comprises a telescopic rod arranged in the vertical direction.
Preferably, the filter is filled with cotton.
Preferably, the outer side wall of the liquid storage bottle is provided with scales.
Preferably, an electrostatic dust collector is arranged inside the box body.
Preferably, the liquid storage bottle is provided with a liquid discharge valve for discharging the amniotic fluid.
Preferably, the outer side of the liquid storage bottle is provided with a heat preservation layer.
The utility model has the advantages that: by arranging the piston pump, the piston vacuum pump has low noise and strong reliability; the vacuum degree can be conveniently observed by arranging the vacuum meter, and the working state of the piston pump can be reasonably regulated and controlled according to the observed reading of the vacuum meter by arranging the negative pressure regulating valve; by arranging the filter, the phenomenon that after the piston pump stops vacuumizing, outside air rushes into the liquid storage bottle to cause the pollution of the amniotic fluid is prevented; the first one-way valve is arranged to stabilize the air pressure in the liquid storage bottle, and the air can only flow from the liquid storage bottle to the piston pump but can not flow in the opposite direction, so that the air pressure in the liquid storage bottle is favorably maintained; by arranging the second one-way valve, the amniotic fluid cannot flow back into the human body from the liquid storage bottle, so that the smooth operation is ensured, and the operation is safe and reliable; through setting up first universal wheelset, the universal wheelset of second, in the time of the use, because the volume of box is great, when promoting the box, the box freely slides under the assistance of first universal wheelset, puts the operating table annex with the box, when removing the box, also removes simultaneously the universal wheelset of second, because the stock solution bottle volume is less, can place the stock solution bottle and place the position that is close to patient more, and the design of two-stage universal wheelset will help being greatly less the length of third branch pipe, the cell in the amniotic fluid breaks easily in longer third branch pipe, and this will influence the reliability of amniotic fluid testing result. Through setting up the muffler reduces the noise that the piston pump produced in the course of the work, because the noise all has great influence to the health of pregnant woman and foetus, falls to make an uproar and helps guaranteeing pregnant woman, foetus's health, and is more humanized. Through setting up electrostatic precipitator further promotes the cleanliness factor in the box, further reduces the contaminated possibility of stock solution bottle. Through setting up the heat preservation, maintain the temperature of the amniotic fluid of extraction. Through setting up the relief valve, work as the negative pressure that the piston pump provided is too high, leads to extracting the amniotic fluid fast and then when influencing fetal healthy, the relief valve is pneumatic, and external air current gushes into from the relief valve in the stock solution bottle, at this moment, the amniotic fluid aspirator stops to extract the amniotic fluid, because the setting of second check valve, the air can not get into the pregnant woman internally, has avoided the amniotic fluid embolism, and the security is higher, and the reliability is stronger. Gather the in-process of amniotic fluid, owing to there is air cleaner, avoided the pollution of outside air to the stock solution bottle, avoided the amniotic fluid of gathering to be contaminated, guaranteed the reliability of amniotic fluid testing result.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the anti-backflow gynecological amniotic fluid suction apparatus of the present invention;
wherein,
10. a box body;
101. a piston pump;
1011. a muffler;
102. a vacuum gauge;
103. a negative pressure regulating valve;
104. a first check valve;
105. a filter;
11. a first branch pipe;
12. a first universal wheel set;
13. a second branch pipe;
20. a liquid storage bottle;
21. a fixed mount;
22. a second universal wheel set;
23. a third branch pipe;
231. puncturing needle;
24. a second one-way valve.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the anti-backflow amniotic fluid aspirator special for obstetrics and gynecology department, provided by the utility model, comprises a box body 10, a piston pump 101 is fixedly arranged in the box body 10, the left side of the piston pump 101 is connected with a first branch pipe 11, and a vacuum gauge 102, a negative pressure regulating valve 103 and a first check valve 104 are sequentially arranged on the first branch pipe 11 from right to left; air holes are distributed on the box body 10; the filter 105 is fixed in the box body 10, the filter 105 is connected with the left end of the first branch pipe 11, and the second branch pipe 13 is connected to the filter 105; a first universal wheel set 12 is arranged at the bottom of the box body 10; the top of the liquid storage bottle 20 is connected with the left end of the second branch pipe 13, the bottom of the liquid storage bottle 20 is also connected with a third branch pipe 23, a second one-way valve 24 is arranged on the third branch pipe 23, and a puncture needle 231 is detachably arranged at the free end of the third branch pipe 23; the bottom of the liquid storage bottle 20 is provided with a second universal wheel set 22.
In the above embodiment, the piston vacuum pump 101 is provided, so that the piston vacuum pump has low noise and high reliability; the vacuum gauge 102 is arranged to facilitate observation of the vacuum degree, and the negative pressure regulating valve 103 is arranged to reasonably regulate and control the working state of the piston pump 101 according to the observed reading of the vacuum gauge 102; by arranging the filter 105, the phenomenon that after the piston pump 101 stops vacuumizing, outside air rushes into the liquid storage bottle 20 to cause the pollution of the amniotic fluid is prevented; the first check valve 104 is provided to stabilize the air pressure in the liquid storage bottle 20, and by providing the first check valve 104, the air can only flow from the liquid storage bottle 20 to the piston pump 101, but can not flow in the opposite direction, which is beneficial to maintaining the air pressure in the liquid storage bottle 20; by arranging the second one-way valve 24, the amniotic fluid cannot flow back into the human body from the liquid storage bottle 20, so that the amniotic fluid is prevented from being blocked; through setting up first universal wheelset 12, the universal wheelset 22 of second, in the time of the use, because the volume of box 10 is great, when promoting box 10, box 10 is the free slip under the assistance of first universal wheelset 12, puts the operating table annex with box 10, when moving box 10, also removes simultaneously the universal wheelset 22 of second, because stock solution bottle 20 is small, can place stock solution bottle 20 to the position that is closer to patient more, and the design of two-stage universal wheelset will help being greatly less the length of third branch pipe, the cell in the amniotic fluid 23 breaks easily in longer third branch pipe, and this reliability that will influence the amniotic fluid testing result.
As an embodiment of the present invention, a silencer 1011 is further disposed on the piston pump 101. Through setting up muffler 1011 reduces the noise that piston pump 101 produced in the course of the work, reduces the mood of patient's irritability, because the noise all has great influence to pregnant woman and foetus's health, falls to make an uproar and helps guaranteeing pregnant woman, foetus's health, and is more humanized.
As an embodiment of the present invention, a fixing frame 21 is disposed on the outer sidewall of the liquid storage bottle 20. Specifically, the bottom of stock solution bottle 20 with the universal wheelset 22 detachable of second is connected, can follow stock solution bottle 20 take off on the universal wheelset 22 of second, then will stock solution bottle 20 passes through mount 21 to be fixed on the support on the operating table, and it is more convenient to use in a flexible way.
As an embodiment of the present invention, the end of the fixing frame 21 is in an inverted U shape.
As an embodiment of the present invention, the first universal wheel set 12 includes a telescopic rod disposed in a vertical direction.
As an embodiment of the present invention, the filter 105 is filled with cotton. By disposing cotton in the filter 105, fine particles in the outside air are filtered out, and the outside air is prevented from contaminating the liquid storage bottle 20.
As an embodiment of the present invention, the outer sidewall of the liquid storage bottle 20 is provided with scales. The device is used for observing the amount of the extracted amniotic fluid in real time, avoiding abortion caused by sudden reduction of uterine cavity and avoiding insufficient amount of the extracted amniotic fluid.
As an embodiment of the present invention, an electrostatic dust collector is disposed inside the case 10. Through setting up electrostatic precipitator, further promote the cleanliness factor in the box 10, further reduce the contaminated possibility of stock solution bottle 20.
As an embodiment of the present invention, a liquid discharging valve is disposed on the liquid storage bottle 20.
Specifically, a rubber plug can be arranged on the liquid storage bottle 20, the second branch pipe 13 and the third branch pipe 23 are inserted into the rubber plug and penetrate into the liquid storage bottle 20, and the amniotic fluid can be poured out from the bottle opening after the amniotic fluid is sucked.
Specifically, because the problem of untight seal is easily caused by repeatedly opening the rubber plug, the above-mentioned embodiment is provided with the bleeder valve for discharging the collected amniotic fluid.
As an embodiment of the present invention, the outside of the liquid storage bottle 20 is provided with a heat insulation layer. Through setting up the heat preservation, maintain the temperature of the amniotic fluid of extraction.
As an embodiment of the present invention, the side wall of the liquid storage bottle 20 is provided with a safety valve. Through setting up the relief valve, when the negative pressure that piston pump 101 provided is too high, leads to extracting the amniotic fluid fast and then when influencing fetal healthy, the relief valve is pneumatic, and external air current gushes into from the relief valve in the stock solution bottle 20, at this moment, the amniotic fluid aspirator stops to extract the amniotic fluid, because the setting of second check valve, the air can not get into the pregnant woman internally, has avoided the amniotic fluid embolism, and the security is higher, and the reliability is stronger.
As an embodiment of the present invention, the filter 105 may be provided in one or more as needed.
As an embodiment of the present invention, a switch for controlling the opening and closing of the piston pump 101 is further disposed on the box 10.
The suction apparatus is mainly used for sucking out amniotic fluid, and is often used in cesarean section operations; the aspirator can also be used for prenatal diagnosis. However, the aspirator is not limited to obstetrics and gynecology, and is also applicable to: after operations of intestines, stomach, chest cavity, bladder and the like, and continuous drainage and oral mucus suction of internal medicine, surgery and the like of various medical units.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (10)
1. The utility model provides a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return which characterized in that includes:
the vacuum pump is fixedly arranged in the box body, the left side of the piston pump is connected with a first branch pipe, and a vacuum gauge, a negative pressure regulating valve and a first one-way valve are sequentially arranged on the first branch pipe from right to left; air holes are distributed on the box body; the bottom of the box body is provided with a first universal wheel set;
the filter is fixed in the box body and connected with the left tail end of the first branch pipe, and a second branch pipe is connected to the filter;
the top of the liquid storage bottle is connected with the left end of the second branch pipe, the top of the liquid storage bottle is also connected with a third branch pipe, a second one-way valve for preventing the backflow of the amniotic fluid is arranged on the third branch pipe, and a puncture needle is detachably arranged at the free end of the third branch pipe; and a second universal wheel set is arranged at the bottom of the liquid storage bottle.
2. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein a silencer is further arranged on the piston pump.
3. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein a fixing frame is arranged on the outer side wall of the liquid storage bottle.
4. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 3, wherein the tail end of the fixing frame is in an inverted U shape.
5. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein the first universal wheel set comprises a telescopic rod arranged in a vertical direction.
6. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein the filter is filled with cotton.
7. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein scales are arranged on the outer side wall of the liquid storage bottle.
8. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein an electrostatic dust collector is arranged inside the box body.
9. The anti-backflow special amniotic fluid aspirator for obstetrics and gynecology department according to claim 1, wherein a liquid discharge valve for discharging amniotic fluid is arranged on the liquid storage bottle.
10. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, wherein the outside of the liquid storage bottle is provided with an insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503686.6U CN204814114U (en) | 2015-07-13 | 2015-07-13 | Special amniotic fluid vacuum unit of gynaecology and obstetrics of anti -return |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503686.6U CN204814114U (en) | 2015-07-13 | 2015-07-13 | Special amniotic fluid vacuum unit of gynaecology and obstetrics of anti -return |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204814114U true CN204814114U (en) | 2015-12-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520503686.6U Expired - Fee Related CN204814114U (en) | 2015-07-13 | 2015-07-13 | Special amniotic fluid vacuum unit of gynaecology and obstetrics of anti -return |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204814114U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212905A (en) * | 2017-07-18 | 2017-09-29 | 北京大学深圳医院 | Negative pressure test tube amniocentesis device |
| CN107670129A (en) * | 2017-11-08 | 2018-02-09 | 武姗姗 | A kind of obstetrics and gynecology department operation nursing negative pressure suction device |
| CN107802897A (en) * | 2017-11-21 | 2018-03-16 | 刘顺杰 | A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return |
| CN110025836A (en) * | 2019-05-17 | 2019-07-19 | 刘颖 | A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device |
-
2015
- 2015-07-13 CN CN201520503686.6U patent/CN204814114U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212905A (en) * | 2017-07-18 | 2017-09-29 | 北京大学深圳医院 | Negative pressure test tube amniocentesis device |
| CN107670129A (en) * | 2017-11-08 | 2018-02-09 | 武姗姗 | A kind of obstetrics and gynecology department operation nursing negative pressure suction device |
| CN107802897A (en) * | 2017-11-21 | 2018-03-16 | 刘顺杰 | A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return |
| CN110025836A (en) * | 2019-05-17 | 2019-07-19 | 刘颖 | A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151202 Termination date: 20160713 |