CN106974710B - A kind of gynemetrics's film breaking unit - Google Patents
A kind of gynemetrics's film breaking unit Download PDFInfo
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- CN106974710B CN106974710B CN201710284385.2A CN201710284385A CN106974710B CN 106974710 B CN106974710 B CN 106974710B CN 201710284385 A CN201710284385 A CN 201710284385A CN 106974710 B CN106974710 B CN 106974710B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B17/4208—Instruments for rupturing the amniotic membrane
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- A61M1/0023—
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- 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
- A61M1/64—Containers with integrated suction means
- A61M1/67—Containers incorporating a piston-type member to create suction, e.g. syringes
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- 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
- A61M2202/0014—Special media to be introduced, removed or treated removed from the body
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
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- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pregnancy & Childbirth (AREA)
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- Gynecology & Obstetrics (AREA)
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- Anesthesiology (AREA)
- Hematology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention provides a kind of gynemetrics's film breaking units, belong to gynicologycal medical instrument field.It solves the dangerous and troublesome in poeration problem of existing film breaking unit use process.This gynemetrics film breaking unit includes rupture of membranes cylinder, rupture of membranes cylinder front inner wall is fixed with membrane puncture needle, it further include the push rod for being fixedly arranged at the front end with piston, piston outer wall is bonded with rupture of membranes cylinder inner wall, it further include inner sleeve, housing, outer cylinder and inner cylinder, outer tube inner wall set is outer tube on wall, outer cylinder bottom end is turned up to be connect with inner sleeve bottom end, outer cylinder top inner wall is fixed with teleblem plate, inner cylinder bottom end is turned up to be connect with rupture of membranes cylinder inner wall, inner cylinder top inner wall is fixed with sealing plate, outer cylinder and inner cylinder are equipped with outer inlet opening and interior inlet opening, jacket and inner sleeve is equipped with outer air hole, rupture of membranes cylinder barrel is equipped with interior air hole, it inside puts on equipped with slide opening one, slide opening two and slide opening three, membrane puncture needle is threaded through in slide opening one, it is against one front end of slide opening.This film breaking unit can fast and safely complete rupture of membranes operation.
Description
Technical field
The invention belongs to field of obstetrics and gynecology medical equipment technology, are related to a kind of gynemetrics's film breaking unit.
Background technique
Currently, in clinical obstetrics, it, generally will be by artificial broken for the puerpera of active period uterine inertia and uterine contraction difficulty
The method help of film produces.Artificial rupture of membrane, exactly artificial mode, which is intervened, tears uteri position fetal membrane, to observe amniotic fluid color,
Reinforce uterine contraction, accelerate progress of labor.In clinical manipulation, the general film breaking unit using syringe cylinder structure inhales amniotic fluid, but is sucking
During amniotic fluid, at least there are following several respects:
1, fetal membrane makes pricker persistently work persistently by vacuum suction, easily causes dangerous.
2, fetal membrane is persistently by vacuum suction, therefore fetal membrane cut can be made to expand, if pulling-pushing rod after continuing, exists very big
Security risk, but once not pulling-pushing rod, will lead to can not continue to accommodate amniotic fluid in film breaking unit, be easy to lead to amniotic fluid spilling
Infection, therefore doctor can make film breaking unit front end and fetal membrane be slightly separated rear pulling-pushing rod later, avoid continuous negative pressure suction fetal membrane,
Continue film breaking unit front end holding out against fetal membrane later, and part amniotic fluid can also flow out during the separation process.
3, part fetal membrane will receive negative pressure sucking rupture of membranes cylinder, if withdrawing device by force, be easy to cause danger.
4, the rupture of membranes cylinder after taking out is open architecture, and being easy, which pours out amniotic fluid, causes to infect.
It is therefore desirable to improve.
Summary of the invention
The purpose of the present invention is being directed to the above-mentioned problems in the prior art, it is easy to use to provide one kind, and can mention
Gynemetrics's film breaking unit of high integrated operation safety.
Object of the invention can be realized by the following technical scheme: a kind of gynemetrics's film breaking unit, including cylindric broken
Film cylinder, rupture of membranes cylinder front inner wall are fixed with several membrane puncture needles, and several membrane puncture needles are arranged radially along rupture of membranes cylinder, and circumferential along rupture of membranes cylinder
Distribution, further includes the push rod for protruding into from rupture of membranes tube rear end, and being fixedly arranged at the front end with piston, and putting back-end is fixed with pushing block, outside piston
Wall is bonded with rupture of membranes cylinder inner wall movable sealing, it is characterised in that: and it further include the inner sleeve and housing of coaxial arrangement, outer wall of inside race and outer
Set inner wall is bonded with rupture of membranes cylinder inner and outer wall activity respectively, and inner sleeve front end is connected with housing front end, and covers before rupture of membranes cylinder
End further includes cylindric outer cylinder and inner cylinder, and outer tube inner wall set outer tube on wall, turn up and connect with inner sleeve bottom end by outer cylinder bottom end
It connects, outer cylinder top inner wall is fixed with teleblem plate, and inner cylinder bottom end is turned up and connect with rupture of membranes cylinder inner wall, and inner cylinder top inner wall is fixed with
It is respectively equipped with outer inlet opening and interior inlet opening on sealing plate, outer cylinder and inner cylinder, the outer of coaxial arrangement is respectively equipped in jacket and inner sleeve
Air hole, rupture of membranes cylinder barrel are equipped with interior air hole, inside put on to be equipped with and are sequentially connected, and form the slide opening one of zigzag, two and of slide opening
Slide opening three, slide opening one and slide opening three are parallel with rupture of membranes cylinder axis respectively, two both ends of slide opening respectively with one rear end of slide opening and slide opening three
Front end connection, slide opening one are arranged close to inner sleeve front end, and the membrane puncture needle is threaded through in slide opening one, and is against one front end of slide opening,
And outer inlet opening is connected to interior feed liquor bore portion, and can pull housing towards rupture of membranes cylinder front end, after so that membrane puncture needle is slided into slide opening one
End, membrane puncture needle needle point is withstood on outer drum outer wall at this time, and outer inlet opening with interior inlet opening is perfectly aligned is connected to, and energy is with respect to rupture of membranes
Cylinder rotary sleeve, makes membrane puncture needle slide into two rear end of slide opening, and the interior air hole is connected to outer air hole at this time, and can be continued
Housing is pulled towards rupture of membranes cylinder front end, so that membrane puncture needle is slided into three rear end of slide opening, and outer inlet opening and interior inlet opening are mutually wrong at this time
Position closing, and the liquid storage chamber of enclosed construction is formed in rupture of membranes cylinder.
This film breaking unit only needs rupture of membranes cylinder front end holding out against fetal membrane, later by pulling push rod, and cooperates and pulls back and revolve
Turn rupture of membranes cylinder, rupture of membranes operation, teleblem operation, imbibition operation, flow liquid operation and envelope chamber operation can be rapidly completed, therefore operate ten
It is convenient to divide, and is avoided that membrane puncture needle destroys fetal membrane, and can eject fetal membrane, avoids sucking fetal membrane, while amniotic fluid spilling being avoided to cause
Infection.
In a kind of above-mentioned gynemetrics's film breaking unit, three front end of slide opening is than one rear end of slide opening closer to before inner cylinder
End.
Therefore membrane puncture needle needs to push away rupture of membranes cylinder in slight when moving on slide opening two, therefore is avoided that maloperation.
In a kind of above-mentioned gynemetrics's film breaking unit, hole wall is aligned with outer cylinder bottom end on the downside of the outer inlet opening, institute
The outer air hole stated is between inner sleeve top and bottom end.
Therefore amniotic fluid can be made more to be completely introduced into liquid storage chamber, while amniotic fluid is avoided to pass through outer air hole and interior air hole stream
Out.
In a kind of above-mentioned gynemetrics's film breaking unit, the teleblem plate top surface is in indent dome shape.
Therefore fetal membrane can be preferably adapted to.
In a kind of above-mentioned gynemetrics's film breaking unit, the rupture of membranes cylinder is made of transparent material.
A kind of application method of the efficient gynemetrics's membrane-repturing device of improved safety, it is characterised in that: successively operated including rupture of membranes,
Teleblem operation, imbibition operation, flow liquid operation and envelope chamber operation, and the operation specifically includes the following steps:
Rupture of membranes cylinder is protruded into intravaginal by step 1, and vagina wall friction housing moves so that housing is opposite towards rupture of membranes tube rear end
It is dynamic, so that membrane puncture needle is against one top of slide opening, and outer inlet opening is connected to interior feed liquor bore portion, after protruding into place, before rupture of membranes cylinder
Fetal membrane is withstood at end, push rod of pulling back, and is driven simultaneously absorbed portion fetal membrane, so that fetal membrane is encountered membrane puncture needle forward tip, and be punctured；It is i.e. complete
It is operated at rupture of membranes；
Step 2, holds and rupture of membranes cylinder of pulling back, housing and vagina wall friction, draws so that housing is opposite towards rupture of membranes cylinder front end
It is dynamic, so that membrane puncture needle is slided into one rear end of slide opening, membrane puncture needle needle point is withstood on outer drum outer wall at this time, and teleblem plate jacks up fetal membrane and breaks
The separation of film needle, the i.e. operation of completion teleblem；
Therefore fetal membrane can be quickly ejected, avoids continuing fetal membrane sucking rupture of membranes cylinder.
Step 3, after teleblem operation, outer inlet opening with interior inlet opening is perfectly aligned is connected to, push rod of pulling back, adsorb amniotic fluid into
Enter in liquid storage chamber；Complete imbibition operation；
Rupture of membranes cylinder, housing and vagina wall friction are held and rotated to step 4, and housing is rotated relative to rupture of membranes cylinder, makes membrane puncture needle
Two rear end of slide opening is slided into, interior air hole is connected to outer air hole at this time, and push rod of pulling back expands liquid storage cavity space, makes amniotic fluid stream
Enter in liquid storage chamber, i.e. the operation of completion flow liquid；
Therefore when expanding liquid storage cavity space, interior outer gas flow avoids internal continuous negative pressure suction fetal membrane from causing danger.
Rupture of membranes cylinder, housing and vagina wall friction are held and completely pulled out from intravaginal to step 5, so that housing is opposite towards broken
Film cylinder front end pulls, and membrane puncture needle is made to slide into three rear end of slide opening, and outer inlet opening and interior inlet opening mutual dislocation are closed at this time, and
Liquid storage chamber is closed, that is, completes envelope chamber operation.
Therefore it avoids pouring out in taking-up rupture of membranes cylinder afterwaters.
Compared with prior art, the present invention has the advantage that
This film breaking unit only needs rupture of membranes cylinder front end holding out against fetal membrane, later by pulling push rod, and cooperates and pulls back and revolve
Turn rupture of membranes cylinder, rupture of membranes operation, teleblem operation, imbibition operation, flow liquid operation and envelope chamber operation can be rapidly completed, therefore operate ten
It is convenient to divide, and is avoided that membrane puncture needle destroys fetal membrane, and can eject fetal membrane, avoids sucking fetal membrane, while amniotic fluid spilling being avoided to cause
Infection.
Detailed description of the invention
Fig. 1,3,5,7 are four kinds of usage state diagrams of this film breaking unit respectively.
Fig. 2,4,6,8 are the partial enlarged view of Fig. 1,3,5,7 respectively.
In figure,
1, rupture of membranes cylinder；11, membrane puncture needle；12, interior air hole；13, liquid storage chamber；
2, piston；21, push rod；22, pushing block；
3, inner sleeve；31, slide opening one；32, slide opening two；33, slide opening three；
4, housing；41, outer air hole；
5, outer cylinder；51, teleblem plate；52, outer inlet opening；
6, inner cylinder；61, sealing plate；62, interior inlet opening.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in figures 1-8, a kind of gynemetrics's film breaking unit of the present invention, including cylindric rupture of membranes cylinder 1, in 1 front end of rupture of membranes cylinder
Wall is fixed with several membrane puncture needles 11, and several membrane puncture needles 11 are arranged radially along rupture of membranes cylinder 1, and circumferentially distributed along rupture of membranes cylinder 1, further includes
It is protruded into from 1 rear end of rupture of membranes cylinder, and is fixedly arranged at the front end with the push rod 21 of piston 2,21 rear end of push rod is fixed with pushing block 22,2 outer wall of piston
It is bonded with 1 inner wall movable sealing of rupture of membranes cylinder, further includes the inner sleeve 3 and housing 4 of coaxial arrangement, 3 outer wall of inner sleeve and 4 inner wall of housing divide
It is not bonded with the 1 inner and outer wall activity of rupture of membranes cylinder, 3 front end of inner sleeve is connected with 4 front end of housing, and covers in 1 front end of rupture of membranes cylinder, also
Including cylindric outer cylinder 5 and inner cylinder 6,5 inner wall sleeve of outer cylinder on 6 outer wall of inner cylinder, turn up and connect with 3 bottom end of inner sleeve by 5 bottom end of outer cylinder
It connects, 5 top inner wall of outer cylinder is fixed with teleblem plate 51, and 6 bottom end of inner cylinder is turned up and connect with 1 inner wall of rupture of membranes cylinder, 6 top inner wall of inner cylinder
It is fixed with sealing plate 61, outer inlet opening 52 and interior inlet opening 62 are respectively equipped on outer cylinder 5 and inner cylinder 6, is distinguished on housing 4 and inner sleeve 3
Outer air hole 41 equipped with coaxial arrangement, 1 barrel of rupture of membranes cylinder are equipped with interior air hole 12, and inner sleeve 3 is equipped with and is sequentially connected, and is formed
Slide opening 1, slide opening 2 32 and the slide opening 3 33 of zigzag, slide opening 1 and slide opening 3 33 are parallel with 1 axis of rupture of membranes cylinder respectively, sliding
2 32 both ends of hole are connect with one 31 rear end of slide opening and 3 33 front end of slide opening respectively, and slide opening 1 is arranged close to 3 front end of inner sleeve, rupture of membranes
Needle 11 is threaded through in slide opening 1, and is against one 31 front end of slide opening, and outer inlet opening 52 is connected to interior 62 part of inlet opening, and energy
Housing 4 is pulled towards 1 front end of rupture of membranes cylinder, so that membrane puncture needle 11 is slided into one 31 rear end of slide opening, 11 needle point of membrane puncture needle withstands on outer cylinder 5 at this time
On outer wall, and outer inlet opening 52 with interior inlet opening 62 is perfectly aligned is connected to, and can opposite 1 rotary sleeve 4 of rupture of membranes cylinder, make membrane puncture needle
11 slide into 2 32 rear end of slide opening, and interior air hole 12 is connected to outer air hole 41 at this time, and can continue to pull towards 1 front end of rupture of membranes cylinder
Housing 4 makes membrane puncture needle 11 slide into 3 33 rear end of slide opening, and outer inlet opening 52 is closed with interior 62 mutual dislocation of inlet opening at this time,
And the liquid storage chamber 13 of enclosed construction is formed in rupture of membranes cylinder 1.
Further, 3 33 front end of slide opening is than one 31 rear end of slide opening closer to 6 front end of inner cylinder.Outer 52 downside hole wall of inlet opening
It is aligned with 5 bottom end of outer cylinder, outer air hole 41 is located between 3 top of inner sleeve and bottom end.51 top surface of teleblem plate is in indent dome shape.It is broken
Film cylinder 1 is made of transparent material.
This film breaking unit only needs 1 front end of rupture of membranes cylinder holding out against fetal membrane, later by pull push rod 21, and cooperate pull back and
Rupture of membranes cylinder 1 is rotated, rupture of membranes operation, teleblem operation, imbibition operation, flow liquid operation and envelope chamber operation can be rapidly completed, therefore grasp
Make very convenient, and is avoided that membrane puncture needle 11 destroys fetal membrane, and fetal membrane can be ejected, avoid sucking fetal membrane, while avoiding amnioclepsis
Cause to infect out.
A kind of application method of the efficient gynemetrics's membrane-repturing device of improved safety successively includes rupture of membranes operation, teleblem operation, inhales
Liquid operation, flow liquid operation and envelope chamber operation, and operate specifically includes the following steps:
Rupture of membranes cylinder 1 is protruded into intravaginal, vagina wall friction housing 4, so that housing 4 is opposite towards 1 rear end of rupture of membranes cylinder by step 1
It is mobile, so that membrane puncture needle 11 is against one 31 top of slide opening, and outer inlet opening 52 is connected to interior 62 part of inlet opening, after protruding into place,
Fetal membrane is withstood into 1 front end of rupture of membranes cylinder, push rod 21 of pulling back drives simultaneously absorbed portion fetal membrane, fetal membrane is made to encounter 11 front end needle of membrane puncture needle
Point, and be punctured；Complete rupture of membranes operation；As depicted in figs. 1 and 2；
Step 2, holds and rupture of membranes cylinder 1 of pulling back, housing 4 and vagina wall friction, so that housing 4 is opposite towards 1 front end of rupture of membranes cylinder
It pulls, so that membrane puncture needle 11 is slided into one 31 rear end of slide opening, 11 needle point of membrane puncture needle is withstood on 5 outer wall of outer cylinder at this time, and teleblem plate 51
It jacks up fetal membrane to separate with membrane puncture needle 11, i.e. the operation of completion teleblem；
Step 3, after teleblem operation, outer inlet opening 52 with interior inlet opening 62 is perfectly aligned is connected to, push rod 21 of pulling back adsorbs
Amniotic fluid enters in liquid storage chamber 13；Complete imbibition operation；As shown in Figure 3 and Figure 4；
Step 4, holds and rotates rupture of membranes cylinder 1, housing 4 and vagina wall friction, and housing 4 rotates relative to rupture of membranes cylinder 1, makes brokenly
Film needle 11 slides into 2 32 rear end of slide opening, and interior air hole 12 is connected to outer air hole 41 at this time, and push rod 21 of pulling back expands liquid storage chamber
13 spaces flow into amniotic fluid in liquid storage chamber 13, i.e. the operation of completion flow liquid；As shown in Figure 5 and Figure 6；
Rupture of membranes cylinder 1, housing 4 and vagina wall friction are held and completely pulled out from intravaginal to step 5, so that housing 4 is opposite
It is pulled towards 1 front end of rupture of membranes cylinder, so that membrane puncture needle 11 is slided into 3 33 rear end of slide opening, and outer inlet opening 52 and interior 62 phase of inlet opening at this time
Mutually dislocation closing, and liquid storage chamber 13 is closed, that is, completes envelope chamber operation.As shown in Figure 7 and Figure 8.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although rupture of membranes cylinder 1, membrane puncture needle 11, interior air hole 12, liquid storage chamber 13, piston 2, push rod is used more herein
21, pushing block 22, inner sleeve 3, slide opening 1, slide opening 2 32, slide opening 3 33, housing 4, outer air hole 41, outer cylinder 5, teleblem plate 51, outer
The terms such as inlet opening 52, inner cylinder 6, sealing plate 61, interior inlet opening 62, but it does not exclude the possibility of using other terms.Use this
A little terms are only for the convenience of describing and explaining the nature of the invention；It is construed as any additional limitation
It is all to be disagreed with spirit of that invention.
Claims (5)
1. a kind of gynemetrics's film breaking unit, including cylindric rupture of membranes cylinder (1), rupture of membranes cylinder (1) front inner wall is fixed with several ruptures of membranes
Needle (11), several membrane puncture needles (11) are arranged radially along rupture of membranes cylinder (1), and circumferentially distributed along rupture of membranes cylinder (1), further include from rupture of membranes cylinder
(1) rear end is protruded into, and is fixedly arranged at the front end with the push rod (21) of piston (2), and push rod (21) rear end is fixed with pushing block (22), piston (2)
Outer wall is bonded with rupture of membranes cylinder (1) inner wall movable sealing, it is characterised in that: further include coaxial arrangement inner sleeve (3) and housing (4),
Inner sleeve (3) outer wall and housing (4) inner wall are bonded with rupture of membranes cylinder (1) inner and outer wall activity respectively, inner sleeve (3) front end and housing
(4) front end is connected, and covers in rupture of membranes cylinder (1) front end, further includes cylindric outer cylinder (5) and inner cylinder (6), outer cylinder (5) inner wall sleeve
On inner cylinder (6) outer wall, outer cylinder (5) bottom end is turned up and is connect with inner sleeve (3) bottom end, and outer cylinder (5) top inner wall is fixed with teleblem
Plate (51), inner cylinder (6) bottom end are turned up and are connect with rupture of membranes cylinder (1) inner wall, and inner cylinder (6) top inner wall is fixed with sealing plate (61), outside
It is respectively equipped with outer inlet opening (52) and interior inlet opening (62) on cylinder (5) and inner cylinder (6), is respectively equipped in housing (4) and inner sleeve (3)
The outer air hole (41) of coaxial arrangement, rupture of membranes cylinder (1) barrel are equipped with interior air hole (12), and inner sleeve (3) is equipped with and is sequentially connected, and
Form slide opening one (31), slide opening two (32) and the slide opening three (33) of zigzag, slide opening one (31) and slide opening three (33) respectively with rupture of membranes
Cylinder (1) axis is parallel, and slide opening two (32) both ends are connect with slide opening one (31) rear end and slide opening three (33) front end respectively, slide opening one
(31) it is arranged close to inner sleeve (3) front end, the membrane puncture needle (11) is threaded through in slide opening one (31), and before being against slide opening one (31)
End, and outer inlet opening (52) is connected to interior inlet opening (62) part, and can pull housing (4) towards rupture of membranes cylinder (1) front end, makes rupture of membranes
Needle (11) slides into slide opening one (31) rear end, and membrane puncture needle (11) needle point is withstood on outer cylinder (5) outer wall at this time, and outer inlet opening (52)
With interior inlet opening (62) is perfectly aligned is connected to, and can opposite rupture of membranes cylinder (1) rotary sleeve (4), so that membrane puncture needle (11) is slided into cunning
Hole two (32) rear end, the interior air hole (12) is connected to outer air hole (41) at this time, and can be continued towards rupture of membranes cylinder (1) front end
It pulls housing (4), membrane puncture needle (11) is made to slide into slide opening three (33) rear end, and outer inlet opening (52) and interior inlet opening (62) at this time
Mutual dislocation closing, and the liquid storage chamber (13) of enclosed construction is formed in rupture of membranes cylinder (1).
2. a kind of gynemetrics's film breaking unit according to claim 1, it is characterised in that: slide opening three (33) front end ratio
Slide opening one (31) rear end is closer to inner cylinder (6) front end.
3. a kind of gynemetrics's film breaking unit according to claim 2, it is characterised in that: on the downside of the outer inlet opening (52)
Hole wall is aligned with outer cylinder (5) bottom end, and the outer air hole (41) is located at inner sleeve (3) between top and bottom end.
4. a kind of gynemetrics's film breaking unit according to claim 3, it is characterised in that: described teleblem plate (51) top surface is in
Indent dome shape.
5. a kind of gynemetrics's film breaking unit according to claim 4, it is characterised in that: the rupture of membranes cylinder (1) is transparent
Material is made.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710284385.2A CN106974710B (en) | 2017-04-27 | 2017-04-27 | A kind of gynemetrics's film breaking unit |
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| CN201710284385.2A CN106974710B (en) | 2017-04-27 | 2017-04-27 | A kind of gynemetrics's film breaking unit |
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| CN106974710B true CN106974710B (en) | 2019-03-12 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108283736B (en) * | 2018-02-02 | 2020-10-09 | 马丽丽 | Special amniotic fluid aspirator for obstetrics and gynecology department with backflow prevention function |
| TWI652170B (en) * | 2018-02-22 | 2019-03-01 | 黃振正 | Composite thin layer object and manufacturing method thereof |
| CN112022308A (en) * | 2020-09-09 | 2020-12-04 | 乔娜 | Obstetrical department is clinical with preventing outer flow rupture of membranes device |
| CN113520552B (en) * | 2021-07-24 | 2022-12-27 | 泉州玛珂迩妇产医院有限公司 | Amnion membrane rupture device suitable for gynaecology and obstetrics |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4100923A (en) * | 1976-12-16 | 1978-07-18 | The Upjohn Company | Extra-amniotic administration device |
| US5284141A (en) * | 1992-07-31 | 1994-02-08 | Eibling David L | Electrode emplacement apparatus for amniotomy and fetal monitoring and method of use |
| CN201044763Y (en) * | 2007-06-17 | 2008-04-09 | 李玉梅 | A membrane-breaking conduction device |
| CN205215327U (en) * | 2015-12-21 | 2016-05-11 | 刘英光 | Obstetrical department's rupture of membranes needle |
| CN205758678U (en) * | 2016-06-14 | 2016-12-07 | 张雪春 | A kind of novel membrane puncture needle |
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