CN109662765A - A kind of self-service artificial membrane-repturing device - Google Patents
A kind of self-service artificial membrane-repturing device Download PDFInfo
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- CN109662765A CN109662765A CN201910145879.1A CN201910145879A CN109662765A CN 109662765 A CN109662765 A CN 109662765A CN 201910145879 A CN201910145879 A CN 201910145879A CN 109662765 A CN109662765 A CN 109662765A
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- cylinder
- fixed
- protective cover
- inner tube
- self
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- 230000001681 protective effect Effects 0.000 claims abstract description 49
- 239000012528 membrane Substances 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 24
- 238000005273 aeration Methods 0.000 claims description 15
- 230000013011 mating Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 210000004712 air sac Anatomy 0.000 claims description 3
- 239000007779 soft material Substances 0.000 claims description 3
- 206010022000 influenza Diseases 0.000 claims description 2
- 206010011409 Cross infection Diseases 0.000 abstract description 3
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 3
- 210000004381 amniotic fluid Anatomy 0.000 abstract description 3
- 210000002219 extraembryonic membrane Anatomy 0.000 description 18
- 210000004379 membrane Anatomy 0.000 description 15
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229940030225 antihemorrhagics Drugs 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000025 haemostatic effect Effects 0.000 description 2
- 206010016852 Foetal damage Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010021718 Induced labour Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003679 cervix uteri Anatomy 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001605 fetal effect Effects 0.000 description 1
- 210000003754 fetus Anatomy 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0801—Prevention of accidental cutting or pricking
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Gynecology & Obstetrics (AREA)
- Pregnancy & Childbirth (AREA)
- Reproductive Health (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of self-service artificial membrane-repturing devices, including, cylinder, inner barrel is hollow inner tube, and inner tube and piston seal, can slide axially assembly, and piston and connection ring assembly are fixed, connection ring is fixed on push rod one end, and the push rod other end is connected and fixed after passing through inner tube with by pressure ring；Cylinder is far from by being provided with protective cover on pressure ring one end, protective cover inner hollow and open at one end is equipped with support plate, membrane puncture needle is provided in support plate, and protective cover is connected to by the connecting hole through cylinder with inner tube in protective cover.Operation of the present invention is simple, is easily mastered；It is equipped with shield around membrane puncture needle of the present invention, damage operator itself or patient can be prevented, therefore safely and effectively；Membrane puncture needle of the invention is tiny, can slow down the amniotic fluid rate of outflow, avoids the generation of omphaloproptosis, reduces the generation of clinical safety hidden danger.The configuration of the present invention is simple is easy to make, and cost is relatively low, mitigates burden of patients, in actual use can be disposable, prevents cross-infection.
Description
Technical field
The present invention relates to medical instruments, more particularly to a kind of self-service artificial membrane-repturing device of obstetrics and gynecology department.
Background technique
Artificial rupture of membrane is common a kind of simple, safe, the mature clinical manipulation technology of gynemetrics, be mainly used for induced labor,
When hastening parturition, observing amniotic fluid character and understand fetal in utero situation.Currently, artificial rupture of membrane is to use haemostatic clamp clamp under non-direct-view
Tearing or syringe needle puncture fetal membrane, and such operation feels often whether can once succeed and pass through with personal simply by virtue of individual
Test in close relations, and using haemostatic clamp clamp when is easy to appear female tire damage, and such as accidentally folder uterine neck causes hemorrhage of cervix, accidentally folder fetus
Scalp causes fetal damage；If syringe needle is relatively about 3cm using syringe needle, and be sharp instrument, easily damage operator itself and
Patient's vaginal wall and uterine neck soft tissue.These, bring the dual-pressure of body and psychology, to make this to operator and patient
Originally simple, the practical operation of item becomes risk and grows thickly.
Summary of the invention
In view of the above drawbacks of the prior art, technical problem to be solved by the invention is to provide a kind of self-service artificial
Membrane-repturing device can either play preferable rupture of membranes effect, and can protect patient and operator.
To achieve the above object, the present invention provides a kind of self-service artificial membrane-repturing devices, including, cylinder, in the cylinder
Portion is hollow inner tube, and said inner tube and piston seal, can slide axially assembly, and the piston and connection ring assembly are fixed, even
It connects ring and is fixed on push rod one end, the push rod other end is connected and fixed after passing through inner tube with by pressure ring；It is characterized in that:
The cylinder is far from by being provided with protective cover, protective cover inner hollow and open at one end, the protective cover on pressure ring one end
Support plate is inside installed, membrane puncture needle is provided in the support plate, and protective cover is connected by the connecting hole through cylinder with inner tube
It is logical.
Preferably, membrane puncture needle is not pierced by protective cover.
Preferably, further include protective case, mating groove, the mating groove and protective cover open end are provided on the protective case
Snap-fit, and protective case is made of soft material.
Preferably, protective cover is gradually become smaller from open end to the internal diameter of connecting hole.
Preferably, air bag, the first spring, fixed ring be installed in inner tube, first spring be mounted on piston with it is interior
Pipe is provided between the end face of connecting hole one end；The Air sac cover on the outside of the push rod, and inside air bag by the first air flue with
The connection of second air flue, first air flue are arranged in piston, and second air flue is arranged in push rod；In the push rod is pierced by
Pipe is provided with reseting groove on one end；
Second spring is installed in the reseting groove, second spring one end pass through in reseting groove access switch hole and with switch member
End face tightening, the push rod is connected and fixed with by pressure ring, and sealing inclined-plane is provided in switch hole；
Be additionally provided in the switch member cooperation inclined-plane, unidirectional valve pool, air bleed slot, sealing column, aeration aperture, the cooperation inclined-plane and
Sealing inclined-plane gluing, sealing is equipped with check valve sheet in the unidirectional valve pool, and the unidirectional valve pool is connected to aeration aperture, described to put
Air drain, aeration aperture are arranged in sealing column；It is described by being additionally provided with air vent, slide bar slot, pressing groove, slide opening on pressure ring, it is described
Air vent one end is connected to slide opening, and the other end, which runs through, presses pressure ring side；
The sealing column and slide opening assemble, and air bleed slot is connected to air vent, one end of the sealing column loading pressing groove with press
Laminate section is connected and fixed；The slide bar slot is slidably assembled with slide bar, described slide bar one end be pierced by by after pressure ring with driving pillar
Assembly is fixed, the other end is packed into pressing groove, and it is positive stop end that slide bar, which is packed into one end in pressing groove, and the positive stop end can be packed into
Between pressing part and pressing groove inner side end.
Preferably, the first spring is compressed in the initial state and stores elastic force.
Preferably, the Fixing shrink ring is outside push rod, and fixes with inner tube wall, and air bag is clamped in piston and fixed ring
Between.
Preferably, check valve sheet seals aeration aperture when non-aerating.
Preferably, the check valve sheet has elasticity, and check valve sheet one end is connected and fixed with unidirectional valve pool side, other portions
It is divided into open end.
Preferably, cylinder is open end far from connecting hole one end, and is packed into cylinder end pipe outside this end and screws in inner cylinder
And it fixes in contrast；
The fixed ring is fixed in cylinder end pipe, and it is described screw inner cylinder on be provided with positioning table, the positioning table and cylinder
Body end portion is bonded or is adjacent to.
The beneficial effects of the present invention are: operation of the present invention is simple, it is easily mastered；Protection is equipped with around membrane puncture needle of the present invention
Cover can prevent damage operator itself or patient, therefore safely and effectively；Membrane puncture needle of the invention is tiny, can slow down amniotic fluid outflow speed
Degree avoids the generation of omphaloproptosis, reduces the generation of clinical safety hidden danger.The configuration of the present invention is simple is easy to make, cost compared with
It is low, mitigate burden of patients, in actual use can be disposable, prevent cross-infection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one.
Fig. 2 is enlarged drawing at F1 in Fig. 1.
Fig. 3 is the structural schematic diagram of embodiment two.
Fig. 4 is embodiment two by structural schematic diagram at pressure ring.
Fig. 5 is structural schematic diagram at the cylinder end pipe of embodiment two.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples:
Embodiment one
Referring to Fig. 1-Fig. 2, the self-service artificial membrane-repturing device of the present embodiment, including, cylinder 110 is hollow inside the cylinder 110
Inner tube 111, said inner tube 111 and the sealing of piston 130, can slide axially assembly, the piston 130 and the assembly of connection ring 140
Fixed, connection ring 140 is fixed on 120 one end of push rod, and 120 other end of push rod is connect admittedly after passing through inner tube 111 with by pressure ring 150
It is fixed；
The cylinder 110 is far from by being provided with protective cover 160 on 150 one end of pressure ring, 160 inner hollow of protective cover and one end is opened
Mouthful, support plate 170 is installed in the protective cover 160, membrane puncture needle 171, and protective cover 160 are provided in the support plate 170
It is connected to by the connecting hole 112 through cylinder 110 with inner tube 111.
In use, membrane-repturing device is imported patient's intravaginal by operator, protective cover end face is tightly attached on fetal membrane 200, on the other hand
Hand-held cylinder body outer wall, light pulling-pushing rod inhales fetal membrane to pass through piston 130 to negative pressure is generated on the inside of protective cover 160 on the other hand
It is attached, pull to operator direction, while needle point is touched immediately, punctures fetal membrane 200, to reach simple, light and handy, not damaged rupture of membranes
Purpose.And the protection due to there is protective cover 160, membrane puncture needle 171 are not pierced by protective cover 160 again, and therefore, protective cover 160 can be with
Operator is protected not to be needled.
Preferably, further include protective case 180, be provided with mating groove 181 on the protective case 180, the mating groove 181 with
160 open end snap-fit of protective cover, and protective case 180 is made of soft material, such as silica gel.
In use, 180 one side of protective case can increase the leakproofness with fetal membrane 200, on the other hand can also prevent hard
The protective cover 160 of matter damages fetal membrane 200.
Preferably, protective cover 160 is gradually become smaller from open end to the internal diameter of connecting hole 112, that is, its in-profile is
Truncated cone-shaped.On the one hand this design can reduce local stress when generating negative pressure to fetal membrane 200, to prevent negative pressure from directly damaging
On the other hand bad fetal membrane enters in protective cover 160 convenient for fetal membrane, as long as so that lesser negative pressure can suck fetal membrane, thus
Fetal membrane is punctured, and at this time since fetal membrane stress is little (extremely not tightening), it may therefore be assured that it is big only to pierce through membrane puncture needle
Small hole prevents hole is excessive from causing other problems.
Embodiment two
Referring to Fig. 3-Fig. 4, the difference between this embodiment and the first embodiment lies in, increase semi-automatic pumping function.Due to manually grasping
Make, sometimes resulting in negative pressure, which can not enough pierce through, to be judged by experience and feeling to the negative pressure generated by push rod 120
Fetal membrane, and when negative pressure is excessive, it will cause biggish puncturing hole, to cause other problems.
And the structure of embodiment one is in operation, and two manual agricultures is needed to cooperate jointly, in actual use, this
Invention maximum gauge in 3-4cm or so, volume be it is less than normal, instead cause operator to use so uncomfortable.Therefore Shen
It asks someone to be improved as follows:
Air bag 320, the first spring 310, fixed ring 330 are installed in inner tube 111, first spring 310 is mounted on piston 130
It is provided with inner tube 111 between the end face of 112 one end of connecting hole, stores elastic force for being compressed in the initial state, from
And piston can be driven mobile to generate negative pressure at protective cover to separate protective cover direction by elastic force when in use；
The air bag 320 is sleeved on 120 outside of push rod, and is connected inside air bag 320 by the first air flue 131 and the second air flue 121
Logical, first air flue 131 is arranged in piston 130, and second air flue 121 is arranged in push rod 120；
The push rod, which is pierced by 111 one end of inner tube, is provided with reseting groove 122, and the fixed ring 330 is sleeved on outside push rod 120, and
It is fixed with 111 inner wall of inner tube, so that air bag 320 is clamped between piston 130 and fixed ring 330；
Second spring 340 is installed, 340 one end of second spring passes through 122 access switch hole of reseting groove in the reseting groove 122
In 151 and the end face tightening with switch member 510, the push rod 120 are connected and fixed with by pressure ring 150, and setting in switch hole 151
There is sealing inclined-plane 1511；
Cooperation inclined-plane 515, unidirectional valve pool 514, air bleed slot 512, sealing column 513, aeration aperture are additionally provided in the switch member 510
511, the cooperation inclined-plane 515 and 1511 gluing, sealing of sealing inclined-plane are equipped with check valve sheet 520 in the unidirectional valve pool 514,
The unidirectional valve pool 514 is connected to aeration aperture 511, and check valve sheet 520 seals aeration aperture 511 when non-aerating, that is,
Block the connection of aeration aperture 511 and switch hole 151；The air bleed slot 512, aeration aperture 511 are arranged in sealing column 513；
The check valve sheet has elasticity, can be resetted after being opened by natural resiliency.Check valve sheet one end and unidirectional
514 side of valve pool is connected and fixed, and other parts are open end, so that check valve sheet 520 can be opened.
It is described by being additionally provided with air vent 152, slide bar slot 153, pressing groove 154, slide opening 155, the deflation on pressure ring 150
152 one end of hole is connected to slide opening 155, and the other end, which runs through, presses 150 side of pressure ring.This design mainly prevents in use, operating
Person's finger or palm are due to having blocked the case where being caused deflation difficult by pressure ring end face or can not be deflated.
The sealing column 513 is assembled with slide opening 155, and air bleed slot 512 is connected to air vent 152, and the sealing column 513 fills
The one end and pressing part 516 for entering pressing groove 154 are connected and fixed；
The slide bar slot 153 is slidably assembled with slide bar 420, described 420 one end of slide bar be pierced by by after pressure ring 150 with driving pillar
410 assembly are fixed, the other end is packed into pressing groove 154, and it is positive stop end 421 that slide bar 420, which is packed into one end in pressing groove 154,
The positive stop end 421 can be packed between 154 inner side end of pressing part 516 and pressing groove, to limit pressing part 516 to
Two springs are mobile.
In use, being inflated firstly the need of to air bag 320, so that the expansion of air bag 320 is to drive piston 130 to overcome first
310 elastic force of spring is mobile to protective cover 160, so that the first spring stores elastic force；
When inflation, first by driving pillar 410 to push slide bar 420 to pressing groove 154, so that positive stop end 421 is packed into pressing
Between 154 inner side end of part 516 and pressing groove (Fig. 4 state), then gas nozzle and aeration aperture 511 are connected, external pressure gas
Source introduces aeration aperture 511, and the air pressure of gas opens check valve sheet 520, gas by the second air flue 121, the first air flue 131 into
Enter air bag, 320 inflation of air bag；
Slide bar 420 is pulled to far from 154 direction of pressing groove finally by driving pillar 410, until positive stop end 421 is not pressing
Between 154 inner side end of part 516 and pressing groove, to complete preparation outside.
Then according to the usage mode of embodiment one, protective cover one end is packed into vagina, until protective case 180 and fetal membrane
200 fittings are adjacent to, and then operator's one hand helps cylinder or push rod, while with the thumb of this hand by 516 grams of pressing part
It takes second spring elastic force to press to air bag, so that cooperation inclined-plane falls off with sealing inclined-plane, at this point, the gas in air bag can be by the
Two air flues enter slide opening 155, pass through slide opening 155 again into the discharge of air vent 512.And air pressure inside drops after air bag discharge gas
Low, spring can drive piston to air sac pressing, so that generating negative pressure at protective cover.Steamer process needs to put air bag
Gas, therefore, the negative pressure of generation very acutely will not extremely mitigate, this allow at fetal membrane will not moment by larger suction,
To cause fetal membrane damaged, meanwhile, the suction of fetal membrane is also enough attracted fetal membrane to membrane puncture needle, until membrane puncture needle punctures tire
Film.Then pressing part 516 is discharged, second spring driving switch part 510 resets, and finally taking out the present invention can be completed rupture of membranes.
Due to the gas of air bag successively discharge it is endless, can directly reader invention replacement cylinder 110, the first spring
310, it is reused after protective cover 160, protective case 180, support plate 170, membrane puncture needle 171, this mode is due to replacing directly
The part of human body is contacted, therefore not will cause cross-infection.But also can solve cost, with embodiment one using disposable
Mode compare, consumptive material has also lacked piston and push rod, therefore actually uses that cost is relatively low, and it is relatively multiple that this can make up the present embodiment
Miscellaneous structure bring manufacturing cost rises.And the effect of the present embodiment is far superior to embodiment one.
Referring to Fig. 5, cylinder is replaced for convenience, and the present embodiment has also carried out following improvement:
Open end is set far from 112 one end of connecting hole by cylinder 110, and it is interior that screwing for cylinder end pipe 610 is packed into outside this end
It fixes in cylinder 612 and in contrast, it is preferable that the loading of cylinder 110 screws in inner cylinder 612 and passes through screw thread with inner cylinder 612 is screwed
Assembly is screwed to fix；
The fixed ring 330 is fixed in cylinder end pipe 610, and it is described screw inner cylinder 612 on be provided with positioning table 611, institute
It states positioning table 611 to be bonded or be adjacent to 110 end of cylinder, so that control screws the screwing length of inner cylinder 612 Yu cylinder 110.
When needing to remove cylinder, it is only necessary to screw cylinder end pipe 610 with cylinder 110 and separate, then take out cylinder 110
It is i.e. Ke Kuaisugenghuan.
Place is not described in detail by the present invention, is the well-known technique of those skilled in the art.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of self-service artificial membrane-repturing device, including, cylinder, the inner barrel is hollow inner tube, said inner tube and piston
Sealing, can slide axially assembly, and the piston and connection ring assembly are fixed, and connection ring is fixed on push rod one end, the push rod other end
It is connected and fixed after inner tube with by pressure ring；It is characterized in that:
The cylinder is far from by being provided with protective cover, protective cover inner hollow and open at one end, the protective cover on pressure ring one end
Support plate is inside installed, membrane puncture needle is provided in the support plate, and protective cover is connected by the connecting hole through cylinder with inner tube
It is logical.
2. self-service artificial membrane-repturing device as described in claim 1, it is characterized in that: membrane puncture needle is not pierced by protective cover.
3. self-service artificial membrane-repturing device as described in claim 1 is set on the protective case it is characterized in that: further including protective case
It is equipped with mating groove, the mating groove and protective cover open end snap-fit, and protective case is made of soft material.
4. self-service artificial membrane-repturing device a method according to any one of claims 1-3, it is characterized in that: protective cover is from open end to connecting hole
Internal diameter gradually become smaller.
5. self-service artificial membrane-repturing device as described in claim 1, it is characterized in that: be equipped in inner tube air bag, the first spring,
Fixed ring, first spring is mounted on piston and inner tube is provided between the end face of connecting hole one end；The Air sac cover is mounted in
On the outside of push rod, and inside air bag is connected to by the first air flue with the second air flue, and the first air flue setting is in piston, and described the
Two air flues are arranged in push rod；The push rod is pierced by inner tube one end and is provided with reseting groove；
Second spring is installed in the reseting groove, second spring one end pass through in reseting groove access switch hole and with switch member
End face tightening, the push rod is connected and fixed with by pressure ring, and sealing inclined-plane is provided in switch hole；
Be additionally provided in the switch member cooperation inclined-plane, unidirectional valve pool, air bleed slot, sealing column, aeration aperture, the cooperation inclined-plane and
Sealing inclined-plane gluing, sealing is equipped with check valve sheet in the unidirectional valve pool, and the unidirectional valve pool is connected to aeration aperture, described to put
Air drain, aeration aperture are arranged in sealing column；It is described by being additionally provided with air vent, slide bar slot, pressing groove, slide opening on pressure ring, it is described
Air vent one end is connected to slide opening, and the other end, which runs through, presses pressure ring side；
The sealing column and slide opening assemble, and air bleed slot is connected to air vent, one end of the sealing column loading pressing groove with press
Laminate section is connected and fixed；The slide bar slot is slidably assembled with slide bar, described slide bar one end be pierced by by after pressure ring with driving pillar
Assembly is fixed, the other end is packed into pressing groove, and it is positive stop end that slide bar, which is packed into one end in pressing groove, and the positive stop end can be packed into
Between pressing part and pressing groove inner side end.
6. self-service artificial membrane-repturing device as claimed in claim 5, it is characterized in that: the first spring is compressed in the initial state
And store elastic force.
7. self-service artificial membrane-repturing device as claimed in claim 5, it is characterized in that: the Fixing shrink ring is mounted in outside push rod, and with
Inner tube wall is fixed, and air bag is clamped between piston and fixed ring.
8. self-service artificial membrane-repturing device as claimed in claim 5, it is characterized in that: check valve sheet is close by aeration aperture when non-aerating
Envelope.
9. self-service artificial membrane-repturing device as claimed in claim 5, it is characterized in that: the check valve sheet has elasticity, check valve
Piece one end is connected and fixed with unidirectional valve pool side, and other parts are open end.
10. the self-service artificial membrane-repturing device as described in claim 5-9 is any, it is characterized in that: cylinder is far from connecting hole one end
Open end, and screwing in inner cylinder and fixing in contrast for cylinder end pipe is packed into outside this end；
The fixed ring is fixed in cylinder end pipe, and it is described screw inner cylinder on be provided with positioning table, the positioning table and cylinder
Body end portion is bonded or is adjacent to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910145879.1A CN109662765A (en) | 2019-02-27 | 2019-02-27 | A kind of self-service artificial membrane-repturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910145879.1A CN109662765A (en) | 2019-02-27 | 2019-02-27 | A kind of self-service artificial membrane-repturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109662765A true CN109662765A (en) | 2019-04-23 |
Family
ID=66151419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910145879.1A Pending CN109662765A (en) | 2019-02-27 | 2019-02-27 | A kind of self-service artificial membrane-repturing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109662765A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030216695A1 (en) * | 2002-05-17 | 2003-11-20 | Chang-Ming Yang | Needle syringe |
| CN101024108A (en) * | 2006-02-24 | 2007-08-29 | 周路定 | Automatic inflating, storing and supplying device |
| CN201398994Y (en) * | 2009-05-16 | 2010-02-10 | 周培兰 | Obstetrical safe membrane breaking device |
| CN203089316U (en) * | 2013-03-05 | 2013-07-31 | 邱会英 | Safe membrane puncture device |
| CN205359595U (en) * | 2016-01-25 | 2016-07-06 | 刘玲 | Gynaecology and obstetrics is with negative pressure formula rupture of membranes drainage device |
| CN108674328A (en) * | 2018-05-31 | 2018-10-19 | 重庆新派工业设计有限公司 | Portable vehicle-mounted iPad holders |
| CN209847336U (en) * | 2019-02-27 | 2019-12-27 | 上海市嘉定区妇幼保健院 | Self-service artificial membrane rupture device |
-
2019
- 2019-02-27 CN CN201910145879.1A patent/CN109662765A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030216695A1 (en) * | 2002-05-17 | 2003-11-20 | Chang-Ming Yang | Needle syringe |
| CN101024108A (en) * | 2006-02-24 | 2007-08-29 | 周路定 | Automatic inflating, storing and supplying device |
| CN201398994Y (en) * | 2009-05-16 | 2010-02-10 | 周培兰 | Obstetrical safe membrane breaking device |
| CN203089316U (en) * | 2013-03-05 | 2013-07-31 | 邱会英 | Safe membrane puncture device |
| CN205359595U (en) * | 2016-01-25 | 2016-07-06 | 刘玲 | Gynaecology and obstetrics is with negative pressure formula rupture of membranes drainage device |
| CN108674328A (en) * | 2018-05-31 | 2018-10-19 | 重庆新派工业设计有限公司 | Portable vehicle-mounted iPad holders |
| CN209847336U (en) * | 2019-02-27 | 2019-12-27 | 上海市嘉定区妇幼保健院 | Self-service artificial membrane rupture device |
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