CN108283736A - A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return - Google Patents
A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return Download PDFInfo
- Publication number
- CN108283736A CN108283736A CN201810103922.3A CN201810103922A CN108283736A CN 108283736 A CN108283736 A CN 108283736A CN 201810103922 A CN201810103922 A CN 201810103922A CN 108283736 A CN108283736 A CN 108283736A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- amniotic fluid
- ring
- outer sleeve
- gynemetrics
- 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.)
- Granted
Links
- 210000004381 amniotic fluid Anatomy 0.000 title claims abstract description 72
- 210000002219 extraembryonic membrane Anatomy 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 235000014443 Pyrus communis Nutrition 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 210000003101 oviduct Anatomy 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 description 12
- 238000010992 reflux Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 210000003754 fetus Anatomy 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 3
- 241000220324 Pyrus Species 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241001248531 Euchloe <genus> Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 206010002199 Anaphylactic shock Diseases 0.000 description 1
- 241001494479 Pecora Species 0.000 description 1
- 208000010378 Pulmonary Embolism Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 208000003455 anaphylaxis Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000035606 childbirth Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000009190 disseminated intravascular coagulation Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000981 epithelium Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 210000001006 meconium Anatomy 0.000 description 1
- 210000004379 membrane Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 235000021017 pears Nutrition 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 210000000464 vernix caseosa Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A61M1/0023—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/74—Suction control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0494—Obstetrical, amniotic fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return of the present invention discloses one kind and is penetrated to fetal membrane by adjustable needle tubing, and the compensation of external pressure is coordinated to amniotic fluid draw the absorption heads device of anti-backflow.It is characterized in that outer sleeve bottom is equipped with a circle protective pad, the protective pad is hollow air cushion, support plate is placed in outer sleeve bottom, and it is fitted closely with outer sleeve inner wall, multiple pilot holes are provided in the support plate, it is equipped with rotary sleeve between the support plate and outer sleeve, the pilot hole is pyriform hole, multiple guide ring correspondences are placed in pilot hole, outer sleeve inner wall is provided with screw thread, inner sleeve is placed in outer sleeve, the inner sleeve drum outer wall is provided with screw thread, and it is matched with the screw thread of outer sleeve inner wall, inner sleeve bottom margin is equipped with a circle sealing ring, the sealing ring outer surface is equipped with screw thread, multiple afflux caps are placed in inner cylinder bottom, and it is corresponded with the guide ring in support plate, the afflux cap is oviduct, and small end is located in inner sleeve.
Description
Technical field
A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return of the present invention is related to one kind when gynemetrics is given a birth, right
Amniotic fluid in fetal membrane carries out the device of anti-return attraction, belongs to field of medical device.More particularly to a kind of to pass through adjustable needle
Pipe penetrates fetal membrane, and the compensation of external pressure is coordinated to amniotic fluid draw the absorption heads device of anti-backflow.
Background technology
Currently, when gynemetrics is produced, amniotic fluid abruptly enters in maternal blood in birth process in order to prevent, and
Cause a series of serious childbirth of lesions such as acute pulmonary embolism, anaphylactic shock, disseminated intravascular coagulation when blood circulation simultaneously
Disease is sent out, leads to puerpera's life danger, needs in advance to draw amniotic fluid, listened aspirator to penetrate fetal membrane, amniotic fluid is inhaled
Draw, amniotic fluid is discharged out of fetal membrane, in suction process, it may appear that amniotic fluid flows back, especially during collecting, in amniotic fluid
Fine hair on birds or animals hair, cuticulated epithelium, vernix caseosa, the tangible substance such as meconium are moved along suction tube, can be hindered pipeline in moving process
Plug so that suction pressure is insufficient, influences to collect, and causes reflux that complication, existing aspirator is caused to increase check valve progress
Anti-return, but check valve, in opening process, tangible substance, which can be formed the closure of check valve, to be hindered, and a small amount of reflux feelings are caused
Condition, cannot thorough anti-backflow, and after check valve blocking, cannot compensate, the extension elongation of existing needle tubing cannot be into
It is uncertain to penetrate depth when penetrating fetal membrane for row adjustment, it may appear that the case where can not penetrating, influences to attract effect.
Publication number CN202477811U discloses a kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return.It belongs to Medical treatment device
Tool field.The utility model can prevent amniotic fluid from flowing back.The special amniotic fluid vacuum unit of gynemetrics of the anti-return of the utility model, packet
Suction line, protecting tube, push-pull rod and multiple syringe needles are included, the front end of suction line is blind end, and the rear end of suction line is open end, is inhaled
The blind end for entering pipe is equipped with the sucking connectivity port consistent with syringe needle quantity, is fixedly mounted on each sucking connectivity port
One syringe needle, the blind end of suction line and one end of protecting tube are connected to one, and the front end of push-pull rod is spacious through suction line
Mouthful end is placed in suction line, and push-pull rod is fixedly arranged at the front end with that rubber stopper, push-pull rod and rubber stopper be closed with suction line and the company of sliding
It connects, the rear end of push-pull rod is equipped with push-pull handle, each sucks and is equipped with check valve in connectivity port, by each suction in the device
Enter connectivity port and increase the anti-backflow of check valve, but check valve can influence closure effect with tangible foreign body obstruction when in use.
Invention content
In order to improve the above situation, a kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return of the present invention provides one kind and passes through
Adjustable needle tubing penetrates fetal membrane, and the absorption heads that the compensation of external pressure to amniotic fluid draw anti-backflow is coordinated to fill
It sets.It is simple in structure, it is convenient and practical.
A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return of the present invention is realized in：A kind of anti-return of the present invention
The special amniotic fluid vacuum unit of gynemetrics by sealing ring, connector sleeve, falope ring, caching chamber, baffle ring, regulating valve, sealing shroud, communicating pipe,
Inner sleeve, rubber sleeve, afflux cap, guide ring, support plate, needle tubing, protective pad, outer sleeve and copper sheet composition, outer sleeve bottom is set
It is hollow air cushion to have a circle protective pad, the protective pad, and support plate is placed in outer sleeve bottom, and is closely pasted with outer sleeve inner wall
It closes, multiple pilot holes is provided in the support plate, rotary sleeve is equipped between the support plate and outer sleeve, the pilot hole is pears
Shape hole, multiple guide ring correspondences are placed in pilot hole, and outer sleeve inner wall is provided with screw thread, and inner sleeve is placed in outer sleeve, described interior
Sleeve outer wall is provided with screw thread, and is matched with the screw thread of outer sleeve inner wall, and inner sleeve bottom margin is equipped with a circle sealing ring, described
Sealing ring outer surface is equipped with screw thread, and multiple afflux caps are placed in inner cylinder bottom, and are corresponded with the guide ring in support plate, institute
It is oviduct to state afflux cap, and small end is located in inner sleeve, and multiple rubber sleeve one end correspond to and are placed on afflux cap, and afflux cap
To connection, the other end inner wall of the rubber sleeve is bonded to form gap, and one end of multiple needle tubings, which corresponds to, to be placed in afflux cap, and and
Afflux cap is connected, and other end correspondence is placed in guide ring, and extends outer sleeve, and the needle tubing is copper pipe, and connector sleeve is nested with
It is combined into caching chamber in inner sleeve, and with inner sleeve, described connector sleeve one end diameter is less than the other end, and medium position diameter
It is gradually smaller, rounding off is formed, falope ring is equipped between connector sleeve and inner sleeve, baffle ring is placed in the small end of connector sleeve, described
Multiple copper sheets are equipped in the middle part of baffle ring, how many copper sheet combine to form copper ring.
In use, the small end of connector sleeve is connected with the pipe that is drawn in power plant, gives birth to a child in puerpera or a high position is broken
When film, first rotary sleeve cylinder so that inner sleeve is moved along screw thread, and needle tubing is withdrawn, then by outer sleeve protective pad and
Fetal membrane is bonded, and then slowly squeezes outer sleeve so that fetal membrane starts external motive device, will cache to protective pad inner ring protrusion
The gas of intracavitary is extracted out so that the pressure imbalance at needle tubing both ends, and the air pressure between protective pad is more than the air pressure of caching intracavitary,
Then air-flow is dynamic from needle tubing flowing, and the gap of the rubber sleeve other end is strutted so that needle tubing is connected to caching chamber, will by needle tubing
Fetal membrane attracts to support plate side, meanwhile, inner sleeve is rotated, inner sleeve moves along screw thread into outer sleeve, and by needle tubing edge
It guide sleeve to move to fetal membrane side, when needle tubing penetrates fetal membrane, fetal membrane is connected by needle tubing with afflux cap so that in fetal membrane
Amniotic fluid flows into caching intracavitary, since the discharge of guide sleeve is equal to the sum of the flow of the flow and communicating pipe of each needle tubing, institute
It is intended to the aperture regulation by regulating valve, needle tubing is carried out and extracts the adjusting of speed to amniotic fluid, while adjusting valve regulation so that external gas
Body is by entering caching chamber communicating pipe, and when carrying out mitigating compensation to negative pressure, the both ends negative pressure pressure difference of needle tubing reduces, the amniotic fluid of extraction
Drop is flowed down, the opening trapped fluid of rubber sleeve reduces therewith, by the aperture for constantly increasing regulating valve so that the compensation gas of entrance
Stream increases, and when the pressure difference ends at needle tubing both ends, the expansionary force of rubber sleeve disappears, and rubber sleeve is closed and forms gap, amniotic fluid automatically
Extraction action stops, and in whole process, the substances such as fetal membrane and fine hair on birds or animals hair of a little white in amniotic fluid is waited to be extracted between rubber sleeve,
When so that rubber sleeve can not be closed, by the adjusting of control valve opening, compensation current is controlled, the extraction of amniotic fluid is controlled,
The amniotic fluid for caching intracavitary is subjected to baffle by rubber sleeve, amniotic fluid is placed and flows back along needle tubing, in extraction process, cache intracavitary
Amniotic fluid be drawn through baffle ring, adjust the aperture of regulating valve, when regulating valve is fully open, connector sleeve passes through communicating pipe and outer
Portion is connected to, and the amniotic fluid to caching intracavitary extracts, and when extraction, amniotic fluid pushes the copper sheet of baffle ring inner wall open so that baffle ring
Middle part is become larger by sectional area, and when the pressure when collecting reduces, when extracting stopping, the copper sheet on baffle ring, which resets, to be closed,
Smaller channel is formed in the middle part of baffle ring, the amniotic fluid of side is in reflux, since channel cross-section is smaller, in the tension force effect of amniotic fluid
Under, the amniotic fluid of reflux is stopped, after collecting, rotates inner sleeve so that inner sleeve is displaced outwardly along screw thread, is driven
Needle tubing is moved along guide ring so that and needle tubing is extracted out from fetal membrane position,
The protective pad is the design of hollow air cushion, can be when protective pad and fetal membrane contact, to fetal membrane into row buffering, Bu Huizhi
Connect the fetus influenced in fetal membrane；
Described rubber sleeve one end inner wall is bonded the design to form gap, enables to rubber sleeve in closed state, cooperation is taken out
It takes to form pressure difference, so that forming connection, amniotic fluid is extracted；
The needle tubing is the design of copper pipe, can inhibit to external bacterium, avoid the pollution to fetus；
The fitting of the pilot hole of the outer edge of the guide ring and pear shape, enable to needle tubing there are deviation in the case of, pass through
Deflection of the guide ring in pilot hole carries out agitation adjusting, and needle tubing is avoided to be influenced penetrating for fetal membrane by torsional bending；
It is equipped with rotary sleeve between the support plate and outer sleeve, can be led when being adjusted by being rotated into hand-manipulating of needle pipe extension elongation
It being capable of synchronous correspondence with needle tubing to ring；
The afflux cap is oviduct, and the amniotic fluid that can be extracted to needle tubing converges, and makes amniotic fluid by the change in section
The expansionary force acted on rubber sleeve increases；
The setting of the cushion chamber can carry out caching of revealing all the details to the amniotic fluid of reflux, avoid directly flowing back by needle tubing；
Achieve the purpose that prevent amniotic fluid from flowing back during carrying out amniotic fluid and collecting.
Advantageous effect.
One, simple in structure, it is convenient and practical.
Two, pressure can be collected to amniotic fluid and be adjusted by adjusting compensation current.
Three, it can prevent amniotic fluid from flowing back when being collected to puerpera.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the special amniotic fluid vacuum unit of the gynemetrics of anti-return of the present invention.
Fig. 2 is a kind of three-dimensional structure diagram of the special amniotic fluid vacuum unit baffle ring of the gynemetrics of anti-return of the present invention.
In attached drawing
Wherein part is：Sealing ring（1）, connector sleeve（2）, falope ring（3）, cache chamber（4）, baffle ring（5）, regulating valve（6）, sealing
Set（7）, communicating pipe（8）, inner sleeve（9）, rubber sleeve（10）, afflux cap（11）, guide ring（12）, support plate（13）, needle tubing
（14）, protective pad（15）, outer sleeve（16）, copper sheet（17）.
Specific implementation mode：
A kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return of the present invention is realized in：In use, by connector sleeve（2）It is small
End be connected with the pipe that is drawn in power plant, puerpera give birth to a child or a high position rupture of membranes when, first rotary sleeve cylinder（16）So that it is interior
Sleeve（9）It is moved along screw thread, by needle tubing（14）It withdraws, then by outer sleeve（16）On protective pad（15）It is bonded with fetal membrane,
Then outer sleeve is slowly squeezed（16）So that fetal membrane is to protective pad（15）Inner ring protrusion, starts external motive device, will cache chamber
（4）Interior gas extraction so that needle tubing（14）The pressure imbalance at both ends, and protective pad（15）Between air pressure be more than caching chamber
（4）Interior air pressure, then air-flow is from needle tubing（14）Flowing, by rubber sleeve（10）The gap of the other end struts so that needle tubing（14）
With caching chamber（4）Connection, passes through needle tubing（14）By fetal membrane to support plate（13）Side attracts, meanwhile, rotate inner sleeve（9）, interior
Sleeve（9）Along screw thread to outer sleeve（16）Interior movement, and by needle tubing（14）It is moved to fetal membrane side along guide sleeve, works as needle tubing
（14）When penetrating fetal membrane, needle tubing（14）By fetal membrane and afflux cap（11）It is connected so that the amniotic fluid in fetal membrane flows into caching chamber
（4）It is interior, since the discharge of guide sleeve is equal to each needle tubing（14）Flow and communicating pipe（8）The sum of flow, be intended to pass through
Regulating valve（6）Aperture regulation, carry out needle tubing（14）The adjusting of speed, while regulating valve are extracted to amniotic fluid（6）It adjusts so that outer
Portion's gas passes through communicating pipe（8）Into caching chamber（4）, when carrying out mitigating compensation to negative pressure, needle tubing（14）Both ends negative pressure pressure difference
Reduce, the amniotic fluid of extraction flows down drop, rubber sleeve（10）Opening trapped fluid reduce therewith, by constantly increasing regulating valve（6）
Aperture so that the compensation current of entrance increases, needle tubing（14）When the pressure difference ends at both ends, rubber sleeve（10）Expansionary force disappear
It loses, rubber sleeve（10）Automatic be closed forms gap, and amniotic fluid extraction action stops, and in whole process, waits a little white in amniotic fluid
The substances such as fetal membrane and fine hair on birds or animals hair are extracted to rubber sleeve（10）Between so that rubber sleeve（10）When can not be closed, pass through regulating valve（6）
The adjusting of aperture controls compensation current, controls the extraction of amniotic fluid, pass through rubber sleeve（10）Chamber will be cached（4）Interior sheep
Water carries out baffle, places amniotic fluid along needle tubing（14）Reflux caches chamber in extraction process（4）Interior amniotic fluid is drawn through
Baffle ring（5）, adjust regulating valve（6）Aperture, work as regulating valve（6）When fully open, connector sleeve（2）Pass through communicating pipe（8）With it is outer
Portion is connected to, to caching chamber（4）Interior amniotic fluid is extracted, and when extraction, amniotic fluid is by baffle ring（5）The copper sheet of inner wall（17）It is pushed away
It opens so that baffle ring（5）Middle part is become larger by sectional area, when the pressure when collecting reduces, when extracting stopping, and baffle ring（5）
On copper sheet（17）It resets and is closed, in baffle ring（5）Middle part forms smaller channel, and the amniotic fluid of side is in reflux, due to channel
Section is smaller, under the tension force effect of amniotic fluid, stops to the amniotic fluid of reflux, after collecting, rotates inner sleeve（9）, make
Obtain inner sleeve（9）It is displaced outwardly along screw thread, drives needle tubing（14）Along guide ring（12）It is mobile so that needle tubing（14）From fetal membrane
Position is extracted out,
The protective pad（15）It, can be in protective pad for the design of hollow air cushion（15）When being contacted with fetal membrane, fetal membrane is delayed
Punching, will not directly influence the fetus in fetal membrane；
The rubber sleeve（10）One end inner wall is bonded the design to form gap, enables to rubber sleeve（10）In closed form
State, cooperation are extracted and form pressure difference, so that forming connection, are extracted to amniotic fluid；
The needle tubing（14）For the design of copper pipe, external bacterium can be inhibited, avoid the pollution to fetus；
The guide ring（12）Outer edge and pear shape pilot hole fitting, enable to needle tubing（14）The case where there are deviations
Under, pass through guide ring（12）Deflection in pilot hole carries out agitation adjusting, avoids needle tubing（14）Tire is influenced by torsional bending
Film penetrates；
The support plate（13）And outer sleeve（16）Between be equipped with rotary sleeve, can be by being rotated into hand-manipulating of needle pipe（14）Stretch out length
When degree is adjusted, guide ring（12）And needle tubing（14）Correspondence can be synchronized；
The afflux cap（11）It, can be to needle tubing for oviduct（14）The amniotic fluid of extraction is converged, and the change for passing through section
So that amniotic fluid acts on rubber sleeve（10）On expansionary force increase；
The setting of the cushion chamber can carry out caching of revealing all the details to the amniotic fluid of reflux, avoid directly passing through needle tubing（14）Reflux；
Achieve the purpose that prevent amniotic fluid from flowing back during carrying out amniotic fluid and collecting.
Claims (7)
1. a kind of special amniotic fluid vacuum unit of the gynemetrics of anti-return, it is characterized in that：By sealing ring, connector sleeve, falope ring, caching
Chamber, baffle ring, regulating valve, sealing shroud, communicating pipe, inner sleeve, rubber sleeve, afflux cap, guide ring, support plate, needle tubing, protective pad,
Outer sleeve and copper sheet composition, outer sleeve bottom are equipped with a circle protective pad, and support plate is placed in outer sleeve bottom, and with outer sleeve inner wall
It fits closely, multiple pilot holes is provided in the support plate, rotary sleeve, multiple guiding are equipped between the support plate and outer sleeve
Ring correspondence is placed in pilot hole, and outer sleeve inner wall is provided with screw thread, and inner sleeve is placed in outer sleeve, and the inner sleeve drum outer wall is provided with spiral shell
Line, and matched with the screw thread of outer sleeve inner wall, inner sleeve bottom margin is equipped with a circle sealing ring, and the sealing ring outer surface is set
There is screw thread, multiple afflux caps are placed in inner cylinder bottom, and are corresponded with the guide ring in support plate, and the afflux cap is loudspeaker
Pipe, and small end is located in inner sleeve, and multiple rubber sleeve one end correspondences are placed on afflux cap, and afflux cap is to connection, Duo Gezhen
One end of pipe corresponds to and is placed in afflux cap, and is connected with afflux cap, and other end correspondence is placed in guide ring, and extends housing
Cylinder, connector sleeve is placed in inner sleeve, and is combined into caching chamber with inner sleeve, and falope ring is equipped between connector sleeve and inner sleeve,
Baffle ring is placed in the small end of connector sleeve, is equipped with multiple copper sheets in the middle part of the baffle ring, how many copper sheet combine to form copper ring.
2. a kind of special amniotic fluid vacuum unit of gynemetrics of anti-return according to claim 1, it is characterised in that the protection
Pad is hollow air cushion.
3. a kind of special amniotic fluid vacuum unit of gynemetrics of anti-return according to claim 1, it is characterised in that the guiding
Hole is pyriform hole.
4. a kind of special amniotic fluid vacuum unit of gynemetrics of anti-return according to claim 1, it is characterised in that the rubber
The other end inner wall of set is bonded to form gap so that rubber sleeve in closed state, extract and form pressure difference, and then makes by cooperation
Connection must be formed, amniotic fluid is extracted.
5. a kind of special amniotic fluid vacuum unit of gynemetrics of anti-return according to claim 1, it is characterised in that the needle tubing
For copper pipe.
6. a kind of special amniotic fluid vacuum unit of gynemetrics of anti-return according to claim 1, it is characterised in that the connection
It covers one end diameter and is less than the other end, and medium position diameter is gradually smaller, form rounding off.
7. a kind of special amniotic fluid vacuum unit of gynemetrics of anti-return according to claim 1, it is characterised in that the guiding
The fitting of the pilot hole of the outer edge of ring and pear shape, enable to needle tubing there are deviation in the case of, be oriented to by guide ring
Deflection in hole carries out agitation adjusting, and needle tubing is avoided to be influenced penetrating for fetal membrane by torsional bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103922.3A CN108283736B (en) | 2018-02-02 | 2018-02-02 | Special amniotic fluid aspirator for obstetrics and gynecology department with backflow prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103922.3A CN108283736B (en) | 2018-02-02 | 2018-02-02 | Special amniotic fluid aspirator for obstetrics and gynecology department with backflow prevention function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108283736A true CN108283736A (en) | 2018-07-17 |
| CN108283736B CN108283736B (en) | 2020-10-09 |
Family
ID=62836303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810103922.3A Expired - Fee Related CN108283736B (en) | 2018-02-02 | 2018-02-02 | Special amniotic fluid aspirator for obstetrics and gynecology department with backflow prevention function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108283736B (en) |
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| WO2009076469A1 (en) * | 2007-12-11 | 2009-06-18 | The University Of Medicine And Dentistry Of New Jersey | Amniopunch and uses thereof |
| CN202477811U (en) * | 2012-03-10 | 2012-10-10 | 江新萍 | Anti-backflow amniotic fluid vacuum unit special for obstetrics and gynecology |
| CN203468709U (en) * | 2013-10-12 | 2014-03-12 | 赵鹏 | Membrane-rupturing and liquid-absorbing device for gynaecology and obstetrics |
| CN204016487U (en) * | 2014-08-16 | 2014-12-17 | 卢忠燕 | Obstetrics and gynecology department amniocentesis positioner |
| CN204233196U (en) * | 2014-11-24 | 2015-04-01 | 商娟 | A kind of novel obstetrics membrane breaking device |
| CN204863416U (en) * | 2015-07-20 | 2015-12-16 | 庄立 | Rotatory amnion rupture of membranes ware of gynaecology and obstetrics |
| CN205359595U (en) * | 2016-01-25 | 2016-07-06 | 刘玲 | Gynaecology and obstetrics is with negative pressure formula rupture of membranes drainage device |
| CN205758678U (en) * | 2016-06-14 | 2016-12-07 | 张雪春 | A kind of novel membrane puncture needle |
| CN106974710A (en) * | 2017-04-27 | 2017-07-25 | 黄士玉 | A kind of gynemetrics's film breaking unit and its application method |
| CN107115138A (en) * | 2017-04-27 | 2017-09-01 | 黄士玉 | A kind of efficient gynemetrics's membrane-repturing device of improved safety and application method |
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