CN111728681A - Artificial water breaking needle - Google Patents
Artificial water breaking needle Download PDFInfo
- Publication number
- CN111728681A CN111728681A CN202010566501.1A CN202010566501A CN111728681A CN 111728681 A CN111728681 A CN 111728681A CN 202010566501 A CN202010566501 A CN 202010566501A CN 111728681 A CN111728681 A CN 111728681A
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- Prior art keywords
- needle
- negative pressure
- holding handle
- breaking
- needle body
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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
-
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0494—Obstetrical, amniotic fluid
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Reproductive Health (AREA)
- Pregnancy & Childbirth (AREA)
- Engineering & Computer Science (AREA)
- Gynecology & Obstetrics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the technical field of medical treatment, in particular to an artificial water breaking needle. The invention aims to solve the problem that pregnant women with unobvious amniotic sac are easy to damage fetuses when breaking water by using the existing water breaking needle body. For the purpose, the artificial water breaking needle comprises a needle body and a needle holding handle, wherein the needle body is connected with the needle holding handle; the needle holding handle is communicated with a sucker, a negative pressure device is arranged inside the needle holding handle, and the negative pressure device provides negative pressure for the sucker; the middle part of the sucking disc is reserved with a first through hole allowing the needle body to pass through, and the distance of the needle body relative to the needle holding handle is adjustable. The artificial water breaking needle is provided with the sucking disc, the fetal membrane is sucked by negative pressure and is shifted backwards and then punctured, so that the use is convenient, and for pregnant women with unobvious amniotic sac, the fetal membrane is closely adjacent to the head of a fetus, the fetal membrane is sucked and then punctured, the head of the baby is prevented from being damaged, the risk of breaking water by a common needle head is greatly reduced, namely blind area operation is reduced, the safety coefficient is high, and medical disputes are avoided.
Description
Technical Field
The invention relates to the technical field of medical treatment, in particular to an artificial water breaking needle.
Background
Physicians consider using manual guided delivery methods when there is a significant risk to the mother or fetus from continuing pregnancy. The manual water breaking is to tear the amniotic membrane by using a sterile instrument to make the amniotic membrane flow out, so as to promote the generation of uterine contraction and achieve the purpose of promoting the progress of the labor process. The clinically used water-breaking needle is generally operated blindly in the operation process, has higher risk to pregnant women with an unobvious amniotic sac, is easy to damage fetuses, and causes medical disputes.
Accordingly, there is a need in the art for a new artificial water-breaking needle that solves the above-mentioned problems.
Disclosure of Invention
In order to solve the problems in the prior art, namely to solve the problem that a pregnant woman with an unobvious amniotic sac is easy to damage a fetus when breaking water by using the existing water breaking needle, the invention provides an artificial water breaking needle, which is improved in that the artificial water breaking needle comprises a needle body and a needle holding handle, wherein the needle body is connected with the needle holding handle; the needle holding handle is communicated with a sucker, a negative pressure device is arranged inside the needle holding handle, and the negative pressure device provides negative pressure for the sucker; the middle part of the sucking disc is reserved with a first through hole allowing the needle body to penetrate through, and the distance of the needle body relative to the needle holding handle is adjustable.
In the above preferred technical solution, the negative pressure device includes a housing, the housing forms a negative pressure cavity, a negative pressure fan is disposed in the negative pressure cavity, and the negative pressure cavity is communicated with the suction cup; the needle holding handle is provided with a rear cover at one end far away from the needle body, the rear cover is provided with a plurality of second through holes, and the negative pressure cavity is communicated with the second through holes.
In the above preferred technical solution, a front cover is fixedly arranged at one end of the needle holding handle close to the needle body, and the front cover is detachably connected with the needle body; the front cover is fixedly connected with the sucker.
In the above preferred technical solution, the front cover is fixedly connected with a threaded post, the tail of the needle body is fixedly connected with a cover body, and the threaded post is in threaded connection with the cover body so as to adjust the distance of the needle body relative to the threaded post.
In the above preferred technical scheme, a communicating pipe is arranged between the suction cup and the front cover, one end of the communicating pipe is communicated with the suction cup, and the other end of the communicating pipe penetrates through the front cover and is fixedly connected with the front cover.
In the above preferred technical solution, the suction cup includes an annular adsorption area and a transition area, the annular adsorption area is provided with a plurality of suction holes along a circumferential direction, and the transition area is communicated with the communicating pipe; the needle body can pass through the transition area and then enter the annular adsorption area.
In the above preferred technical solution, the head of the needle body is provided with a hook.
In the above preferred technical solution, the inner wall of the needle holding handle is provided with an LED lamp, and the LED lamp is arranged adjacent to the front cover.
In the above preferred technical solution, the needle holding handle is provided with a USB charging port.
As can be understood by those skilled in the art, in the preferred technical scheme of the invention, the artificial water breaking needle comprises a needle body and a needle holding handle, wherein the needle body is connected with the needle holding handle; the needle holding handle is communicated with a sucker, a negative pressure device is arranged inside the needle holding handle, and the negative pressure device provides negative pressure for the sucker; the middle part of the sucking disc is reserved with a first through hole allowing the needle body to pass through, and the distance of the needle body relative to the needle holding handle is adjustable.
The artificial water breaking needle is provided with the sucking disc, the fetal membrane is sucked by negative pressure and is shifted backwards and then punctured, so that the use is convenient, and for pregnant women with unobvious amniotic sac, the fetal membrane is closely adjacent to the head of a fetus, the fetal membrane is sucked and then punctured, the head of the baby is prevented from being damaged, the risk of breaking water by a common needle head is greatly reduced, namely blind area operation is reduced, the safety coefficient is high, and medical disputes are avoided. In addition, the needle body and the hook-shaped piece which can adjust the extension length are arranged, the hook-shaped piece is used for hooking the fetal membrane, then the needle body is adjusted to pull out the fetal membrane backwards, and the water breaking efficiency and safety are improved; and the needle body is convenient to replace and can be twisted out, thereby being not easy to stab medical care personnel and avoiding cross infection. Moreover, by arranging the LED lamp, the condition of the tire membrane can be clearly observed, blind area operation is reduced, and the safety factor is high.
Drawings
The artificial water-breaking needle of the present invention is described below with reference to the accompanying drawings. In the drawings:
FIG. 1 is a schematic structural view of the artificial water-breaking needle of the present invention;
FIG. 2 is a schematic structural view of the chuck of the present invention;
FIG. 3 is a schematic view of the internal structure of the needle holder handle of the present invention.
List of reference numerals
1. A needle body; 2. a needle holding handle; 3. a suction cup; 31. an annular adsorption zone; 32. a transition zone; 33. sucking holes; 4. a hook member; 5. a negative pressure device; 6. a communicating pipe; 7. a housing; 8. a negative pressure chamber; 9. a negative pressure fan; 10. a front cover; 11. a rear cover; 12. a second through hole; 13. an LED lamp; 14. a first switch; 15. a second switch; 16. a USB charging port; 17. a threaded post; 18. a cover body.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In order to solve the problem that a pregnant woman with an unobvious amniotic sac is easy to damage a fetus when using the existing water breaking needle body to break water, the invention provides the artificial water breaking needle, so that the fetus is not damaged, and the safety of a puncture process is improved.
Referring to fig. 1, 2 and 3, the artificial water-breaking needle comprises a needle body 1 and a needle holding handle 2, wherein the needle body 1 is connected with the needle holding handle 2. The needle holding handle 2 is communicated with a sucker 3, a negative pressure device 5 is arranged in the needle holding handle 2, and the negative pressure device 5 provides negative pressure for the sucker 3. The middle part of the suction cup 3 is reserved with a first through hole (not shown in the figure) for allowing the needle body 1 to pass through.
Wherein, the one end that holds needle handle 2 and be close to needle body 1 is provided with protecgulum 10, and protecgulum 10 can dismantle with needle body 1 and be connected. Specifically, the front cover 10 is fixedly connected with a threaded column 17, the tail part of the needle body 1 is fixedly connected with a cover body 18, and the threaded column 17 is in threaded connection with the cover body 18 so as to adjust the distance of the needle body 1 relative to the threaded column 17, that is, the distance of the needle body 1 relative to the needle holding handle 2 is adjustable. Through the screw post 17 and the lid 18 that set up threaded connection, not only can adjust the needle body 1 for holding the distance of needle handle 2, the going on of convenient operation, convenient and fast when changing syringe needle 1 moreover, only need with the lid 18 from screw post 17 screw out can, then the first through-hole of accessible take out needle body 1 and lid 18, also can withdraw from in the first through-hole with needle body 1 and take out. The needle body 1 is very convenient to replace, medical staff are not easy to be punctured, and cross infection is avoided.
As a preferred embodiment, the head of the needle body 1 is provided with a hook 4. Through setting up hook 4, compare straight syringe needle, change and catch the fetal membrane, reach good broken water effect.
With continued reference to fig. 1, the front cover 10 is fixedly connected to the suction cup 3. Specifically, a plurality of communicating pipes 6 are arranged between the suction cup 3 and the front cover 10. One end of the communicating pipe 6 is communicated with the suction cup 3, and the other end passes through the front cover 10 and is fixedly connected with the front cover 10 so as to be communicated with the negative pressure device 5. The communication pipe 6 and the front cover 10 may be connected by integral molding. Specifically, the number of the communication pipes 6 is two, and alternatively, may be one, three, four, or the like. Preferably, the connection position of the communication pipe 6 and the front cover 10 is located in the circumferential direction of the threaded column 17. Through setting up communicating pipe 6, provide the negative pressure for sucking disc 3, also fixed sucking disc 3's position simultaneously.
Referring to fig. 2, the suction cup 3 includes an annular suction area 31 and a transition area 32, a suction surface of the annular suction area 31 is provided with a plurality of suction holes 33 along a circumferential direction, and the transition area 32 is communicated with the communication pipe 6. The number of the suction holes 33 is not limited, and the suction holes 33 communicate with the negative pressure device 5. The needle 1 passes through the transition zone 32 and enters the annular absorption zone 31. The hook-shaped element 4 of the head of the needle body 1 is positioned in the annular absorption area 31 and the displacement along the length direction can be adjusted so as to puncture the fetal membrane.
Referring to fig. 1 and 3, a negative pressure device 5 is arranged inside the needle holding handle 2, the negative pressure device 5 is communicated with the communicating pipe 6, and specifically, the negative pressure device 5 comprises a shell 7 and a negative pressure fan 9. The housing 7 is tubular and open at both ends. Alternatively, the housing 7 may have another shape, such as a rectangular parallelepiped. A negative pressure cavity 8 is formed in the shell 7, a negative pressure fan 9 is arranged in the negative pressure cavity 8, and the negative pressure cavity 8 is communicated with the communicating pipe 6. The negative pressure fan 9 provides negative pressure to the negative pressure chamber 8 from the communicating pipe 6 to the negative pressure fan 9, so that negative pressure is formed in the suction cup 3. Alternatively, other mechanisms capable of generating negative pressure, such as a micro negative pressure pump, may be used instead of the negative pressure blower 9.
Wherein, the one end of holding needle handle 2 and keeping away from needle body 1 is provided with back lid 11, and back lid 11 is provided with a plurality of through-hole 12, and negative pressure chamber 8 and through-hole 12 intercommunication. The rear cover 11 is detachably connected with the needle holding handle 2. In particular, a threaded connection, a snap connection or an interference fit may be used. The through hole 12 is provided so that the air drawn by the negative pressure fan 9 can be discharged through the through hole 12. Set back lid 11 to the mode that can dismantle the connection, conveniently change and maintain inside negative-pressure air fan 9.
Wherein, the inner wall of the needle holding handle 2 is provided with an LED lamp 13, and the LED lamp 13 is arranged close to the front cover 10. Specifically, the number of the LED lamps 13 is two, and alternatively, may be one, three, four, or the like. The front cover 10 is made of transparent plastic material, and the LED lamp 13 can irradiate the position of the needle body 1 through the transparent front cover 10. The outer wall of the needle holding handle 2 is provided with a first switch 14 and a second switch 15, the first switch 14 controls the on-off of the negative pressure fan 9, and the second switch 15 controls the on-off of the LED lamp 13. Through setting up LED lamp 13, light shines hook 4 department from first through-hole department, and the fetal membrane condition can clearly be observed to the puncture in-process, has reduced the blind area operation, and factor of safety is high.
The needle holding handle 2 is provided with a USB charging port 16, a battery (not shown in the figure) is arranged inside the needle holding handle 2, the USB charging port 16 is used for storing electricity for the battery, and the battery is used for supplying power for the negative pressure fan 9 and the LED lamp 13.
Referring to fig. 1 to 3, the artificial water-breaking needle of the present invention is used as follows:
(1) opening the first switch 14 and the second switch 15;
(2) sucking the fetal membrane by a sucking disc 3 and slightly pulling backwards;
(3) rotating the cover 18 to increase the extension length of the hook 4 to hook the fetal membrane;
(4) after hooking, the extending length of the hook-shaped part 4 is shortened, the fetal membrane is torn, and the puncture is finished;
(5) the cap 18 is rotated to throw away the needle body 1.
The advantage of above-mentioned setting lies in:
the artificial water breaking needle is provided with the sucking disc 3, the fetal membrane is adsorbed by negative pressure and is shifted backwards and then punctured, so that the use is convenient, and for pregnant women with unobvious amniotic sac, the fetal membrane is closely adjacent to the head of a fetus, the fetal membrane is adsorbed and then torn to puncture, the head of the baby is prevented from being damaged, the risk of water breaking of a common needle head is greatly reduced, namely blind area operation is reduced, the safety coefficient is high, and medical disputes are avoided. In addition, by arranging the needle body 1 and the hook-shaped part 4 which can adjust the extension length, the hook-shaped part 4 is used for hooking the fetal membrane, the extension length of the needle body 1 is adjusted, and the fetal membrane is pulled out backwards, so that the water breaking efficiency and safety are improved; and the needle body 1 is convenient to replace and can be twisted out, thereby being not easy to stab medical care personnel and avoiding cross infection. Moreover, by arranging the LED lamp 13, the condition of the tire membrane can be clearly observed, blind area operation is reduced, and the safety factor is high.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (9)
1. An artificial water breaking needle is characterized by comprising a needle body and a needle holding handle, wherein the needle body is connected with the needle holding handle; the needle holding handle is communicated with a sucker, a negative pressure device is arranged inside the needle holding handle, and the negative pressure device provides negative pressure for the sucker; the middle part of the sucking disc is reserved with a first through hole allowing the needle body to penetrate through, and the distance of the needle body relative to the needle holding handle is adjustable.
2. The artificial water breaking needle according to claim 1, wherein the negative pressure device comprises a shell, the shell forms a negative pressure cavity, a negative pressure fan is arranged in the negative pressure cavity, and the negative pressure cavity is communicated with the sucking disc; the needle holding handle is provided with a rear cover at one end far away from the needle body, the rear cover is provided with a plurality of second through holes, and the negative pressure cavity is communicated with the second through holes.
3. The artificial water breaking needle as claimed in claim 2, wherein a front cover is fixedly arranged at one end of the needle holding handle close to the needle body, and the front cover is detachably connected with the needle body; the front cover is fixedly connected with the sucker.
4. The hand-operated water-breaking needle as claimed in claim 3, wherein a threaded column is fixedly connected to the front cover, a cover body is fixedly connected to the tail of the needle body, and the threaded column is in threaded connection with the cover body so as to adjust the distance between the needle body and the threaded column.
5. The hand-operated water-breaking needle as claimed in claim 3, wherein a communicating tube is arranged between the suction cup and the front cover, one end of the communicating tube is communicated with the suction cup, and the other end of the communicating tube passes through the front cover and is fixedly connected with the front cover.
6. The artificial water breaking needle according to claim 5, wherein the suction cup comprises an annular suction area and a transition area, the annular suction area is provided with a plurality of suction holes along a circumferential direction, and the transition area is communicated with the communicating pipe; the needle body can pass through the transition area and then enter the annular adsorption area.
7. The hand-operated water-breaking needle as claimed in claim 1, wherein the head of the needle body is provided with a hook member.
8. The hand-operated water-breaking needle as claimed in claim 3, wherein an LED lamp is arranged on the inner wall of the needle holding handle, and the LED lamp is arranged close to the front cover.
9. The hand-operated water-breaking needle as claimed in claim 1, wherein the needle-holding handle is provided with a USB charging port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566501.1A CN111728681A (en) | 2020-06-19 | 2020-06-19 | Artificial water breaking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566501.1A CN111728681A (en) | 2020-06-19 | 2020-06-19 | Artificial water breaking needle |
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| Publication Number | Publication Date |
|---|---|
| CN111728681A true CN111728681A (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010566501.1A Pending CN111728681A (en) | 2020-06-19 | 2020-06-19 | Artificial water breaking needle |
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| Country | Link |
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| CN (1) | CN111728681A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113786230A (en) * | 2021-09-23 | 2021-12-14 | 西安交通大学医学院第一附属医院 | Amniocentesis device with negative pressure suction device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0158619A2 (en) * | 1984-02-09 | 1985-10-16 | André Robert Van den Boogaerde | Surgical instrument |
| CN104586617A (en) * | 2014-12-29 | 2015-05-06 | 李泓胜 | Areola stimulation device special for assisting pregnant woman in normal childbirth |
| CN105055000A (en) * | 2015-09-11 | 2015-11-18 | 温州医科大学附属第二医院 | Membrane rupture device for obstetrical department |
| CN204814111U (en) * | 2015-06-10 | 2015-12-02 | 深圳市盐田区人民医院 | Disposable artifical rupture of membranes crochet hook |
| CN205359595U (en) * | 2016-01-25 | 2016-07-06 | 刘玲 | Gynaecology and obstetrics is with negative pressure formula rupture of membranes drainage device |
| CN106037900A (en) * | 2016-06-28 | 2016-10-26 | 李桂莲 | Artificial membrane rupture apparatus |
| CN206950213U (en) * | 2016-10-31 | 2018-02-02 | 黄冈市妇幼保健院 | Artificial membrane-repturing device |
| CN207654216U (en) * | 2017-05-18 | 2018-07-27 | 张玮玮 | A kind of novel membrane rupturing device used in obstetrics |
| CN110251216A (en) * | 2019-07-17 | 2019-09-20 | 李竹冰 | A kind of gynemetrics's rupture of membranes system |
-
2020
- 2020-06-19 CN CN202010566501.1A patent/CN111728681A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0158619A2 (en) * | 1984-02-09 | 1985-10-16 | André Robert Van den Boogaerde | Surgical instrument |
| CN104586617A (en) * | 2014-12-29 | 2015-05-06 | 李泓胜 | Areola stimulation device special for assisting pregnant woman in normal childbirth |
| CN204814111U (en) * | 2015-06-10 | 2015-12-02 | 深圳市盐田区人民医院 | Disposable artifical rupture of membranes crochet hook |
| CN105055000A (en) * | 2015-09-11 | 2015-11-18 | 温州医科大学附属第二医院 | Membrane rupture device for obstetrical department |
| CN205359595U (en) * | 2016-01-25 | 2016-07-06 | 刘玲 | Gynaecology and obstetrics is with negative pressure formula rupture of membranes drainage device |
| CN106037900A (en) * | 2016-06-28 | 2016-10-26 | 李桂莲 | Artificial membrane rupture apparatus |
| CN206950213U (en) * | 2016-10-31 | 2018-02-02 | 黄冈市妇幼保健院 | Artificial membrane-repturing device |
| CN207654216U (en) * | 2017-05-18 | 2018-07-27 | 张玮玮 | A kind of novel membrane rupturing device used in obstetrics |
| CN110251216A (en) * | 2019-07-17 | 2019-09-20 | 李竹冰 | A kind of gynemetrics's rupture of membranes system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113786230A (en) * | 2021-09-23 | 2021-12-14 | 西安交通大学医学院第一附属医院 | Amniocentesis device with negative pressure suction device |
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Application publication date: 20201002 |