CN111407378A - High-position artificial membrane rupture device - Google Patents
High-position artificial membrane rupture device Download PDFInfo
- Publication number
- CN111407378A CN111407378A CN202010164398.8A CN202010164398A CN111407378A CN 111407378 A CN111407378 A CN 111407378A CN 202010164398 A CN202010164398 A CN 202010164398A CN 111407378 A CN111407378 A CN 111407378A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- hole
- flow control
- needle
- inner chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000823 artificial membrane Substances 0.000 title claims abstract description 14
- 210000004381 amniotic fluid Anatomy 0.000 claims abstract description 36
- 210000002219 extraembryonic membrane Anatomy 0.000 claims abstract description 27
- 238000001179 sorption measurement Methods 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims description 23
- 230000037431 insertion Effects 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 210000004379 membrane Anatomy 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims 1
- 210000001519 tissue Anatomy 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract 1
- 238000010030 laminating Methods 0.000 description 3
- 210000003754 fetus Anatomy 0.000 description 2
- 210000001215 vagina Anatomy 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
Images
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
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
Landscapes
- 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)
- Prostheses (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a high-position artificial membrane rupture device which comprises a left semicircular sleeve with a first inner cavity, wherein a camera is arranged at the front end of the left semicircular sleeve, a needle hole and an amniotic fluid diversion hole which are communicated with the outside and the first inner cavity are formed in the position, close to the camera, of the left semicircular sleeve, a puncture needle is arranged in the first inner cavity, a driving assembly which drives the puncture needle to extend out of or retract into the first inner cavity from the needle hole is arranged in the first inner cavity, a flow control assembly which is communicated with the amniotic fluid diversion hole is arranged in the first inner cavity, and an adsorption assembly which is used for adsorbing a fetal membrane is arranged on one side of the left semicircular sleeve. The invention has the following advantages and effects: the invention has the advantages of convenient operation, no damage to other tissues, controllable outflow flow of amniotic fluid and the like.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a high-position artificial membrane rupturing device.
Background
In clinical practice, the amniotic fluid envelope of a general parturient can be naturally broken before parturient production, so that amniotic fluid flows out, and a fetus can be produced smoothly. However, the condition that the amniotic fluid envelope is not naturally broken (cesarean section) is often encountered, and the condition that the amniotic fluid is excessive and the like occurs, so that the pregnancy needs to be terminated. Aiming at the problem, the common method at present is that an operator holds a puncture needle by hand and enters the uterine cavity through the vagina to perform artificial rupture of the membrane at a higher position. The method has the disadvantages of difficult operation, easy damage to tissues, uterine cavity infection, etc.
Disclosure of Invention
The invention aims to provide a high-position artificial membrane rupturing device which has the advantages of convenience and rapidness in operation, no damage to other tissues, controllable outflow flow of amniotic fluid and the like.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a high-order artifical rupture of membranes ware, is including the left semicircle sleeve that has first inner chamber, the telescopic front end of left side semicircle is equipped with the camera, the position that the semicircle sleeve of a left side is close to the camera is equipped with the outside pinhole and the amniotic fluid water conservancy diversion hole with first inner chamber of intercommunication, first intracavity is equipped with the pjncture needle, first intracavity is equipped with the drive assembly that the drive pjncture needle stretches out or retracts first inner chamber from the pinhole, first intracavity is equipped with the flow control subassembly in intercommunication amniotic fluid water conservancy diversion hole, one side of the semicircle sleeve of a left side is equipped with the adsorption component who is used for adsorbing the fetal membrane.
Through adopting above-mentioned technical scheme, the position that needs carry out the rupture of membranes is followed the accurate arrival of image that the left semicircle sleeve was shot through the vagina and according to the camera to the adsorption component, adsorbs the fetal membrane and pulls it backward through the adsorption component, increases the distance between fetal membrane and the foetus, prevents to injure the foetus at puncture in-process. The drive assembly drives the puncture needle to extend out of the needle hole and puncture the fetal membrane, when the fetal membrane is punctured, amniotic fluid in the fetal membrane flows out through the puncture hole and flows into the first inner cavity through the amniotic fluid flow guide hole, and the amniotic fluid in the first inner cavity is discharged through the flow control assembly and can control the flow speed of the amniotic fluid. When the puncture needle does not extend out of the needle hole, the puncture needle is positioned in the left semicircular sleeve, so that other tissues cannot be damaged in the operation process, and the operation is more convenient and faster.
Further setting the following steps: the adsorption component comprises a right semicircular sleeve arranged on the left semicircular sleeve and provided with a second inner cavity, a suction nozzle arranged on the right semicircular sleeve and communicated with the outside and the second inner cavity, and a right push rod matched with a piston of the second inner cavity, and when the suction nozzle adsorbs the fetal membrane, the puncture needle can puncture the fetal membrane.
Through adopting above-mentioned technical scheme, when the suction nozzle was close to when the fetal membrane, medical personnel promoted right push rod, made the interior intracavity of second form the negative pressure to be used for realizing the suction nozzle to the absorption of fetal membrane, can realize pulling the operation to the fetal membrane.
Further setting the following steps: the driving assembly comprises a left push rod which is arranged in the first inner cavity in a sliding mode and moves towards the puncture needle in a reciprocating mode, and a spring which is arranged in the first inner cavity and drives the puncture needle to move back to the needle hole.
By adopting the technical scheme, the left push rod is pushed to slide towards the puncture needle, and the left push rod is abutted against the puncture needle and compresses the spring to drive the puncture needle to extend out of the needle hole; when the left push rod does not apply force to the puncture needle, the puncture needle retracts to the first inner cavity under the action of the spring force, and therefore reciprocating driving of the puncture needle is achieved.
Further setting the following steps: the left push rod comprises a driving portion for driving a puncture needle, a connecting portion for connecting the driving portion and a holding portion for connecting the connecting portion, the driving portion is matched with a first inner cavity piston, a liquid pumping cavity communicated with an amniotic fluid diversion hole is formed between the driving portion and the first inner cavity, the flow control assembly comprises a flow control sleeve, a first annular through hole group and a second annular through hole group, the flow control sleeve is sleeved on the connecting portion, the first annular through hole group is arranged on the flow control sleeve, the first annular through hole group is arranged around the center of the flow control sleeve, the second annular through hole group is arranged on the driving portion and is communicated with the liquid pumping cavity and the first annular through hole group, and the flow control sleeve is abutted to.
Through adopting above-mentioned technical scheme, set up drive division and first inner chamber into piston complex mode for the drive division can form instantaneous negative pressure at the in-process that removes in the drawing liquid intracavity, thereby take in the drawing liquid chamber through amniotic fluid water conservancy diversion hole better with the amniotic fluid. The amniotic fluid in the liquid pumping cavity can flow out through the first annular through hole group and the second annular through hole group, and when the outflow speed of the amniotic fluid is to be controlled, the position of the first annular through hole group on the flow control sleeve is coincided with or staggered with the position of the second annular through hole group through rotating the flow control sleeve to control the outflow speed of the amniotic fluid.
Further setting the following steps: the rubber tube is connected to the holding portion, a third annular through hole group communicated with the first annular through hole group and the rubber tube is arranged on the holding portion, the holding portion is in threaded connection with the connecting portion and used for driving the flow control sleeve to abut against and seal the driving portion, and the holding portion and the flow control sleeve are abutted against and seal.
Through adopting above-mentioned technical scheme, portion and connecting portion threaded connection grip to drive the telescopic one end of flow control and support tightly in the drive division, the other end is contradicted in the portion of gripping, it is sealed to realize the counterbalance between flow control sleeve and the drive division, the counterbalance between flow control sleeve and the portion of gripping is sealed, make the amniotic fluid when flowing through between second annular through-hole group and the first annular through-hole group, can not take place to leak when flowing through first annular through-hole group and third annular through-hole group, discharge through the rubber tube at last.
Further setting the following steps: the left semicircular sleeve and the right semicircular sleeve are matched in a sliding mode along the opening direction of the suction nozzle.
By adopting the technical scheme, the suction nozzle can pull the fetal membrane backwards better on the basis of keeping the left semicircular sleeve motionless when adsorbing the fetal membrane by adopting a sliding mode, so that the fetal membrane is close to the needle hole, and the puncture operation is convenient; and the amniotic fluid can better flow into the amniotic fluid diversion holes.
Further setting the following steps: the preceding terminal surface of left side semicircle sleeve just is close to the position of suction nozzle and inwards contracts and make this preceding terminal surface form an inclined plane towards suction nozzle one side slope, camera, amniotic fluid water conservancy diversion hole and pinhole all set up in this inclined plane.
Through adopting above-mentioned technical scheme, when the suction nozzle adsorbs the fetal membrane and pull backward, the inclined plane that the slope set up can be better with the fetal membrane after being pulled laminating mutually, make the better inflow amniotic fluid water conservancy diversion hole of amniotic fluid, also make things convenient for the puncture operation.
Further setting the following steps: the periphery of inclined plane is equipped with the wall edge of outside extension, wall edge is last to form an opening towards right semicircle sleeve.
Through adopting above-mentioned technical scheme, the setting that the wall was followed can be better with the fetal membrane looks laminating and form an adhesion area in the midrange of wall edge to better realization is adhered to.
Further setting the following steps: the shape of the suction nozzle is a trumpet shape which is gradually flared outwards.
Through adopting above-mentioned technical scheme, the laminating fetal membrane that tubaeform suction nozzle can be better adsorbs it.
Further setting the following steps: an insertion gap is formed between one end of the puncture needle, which is back to the needle hole, and the wall of the liquid pumping cavity, an insertion inclined block which can be inserted into the insertion gap in the sliding process is formed at one end of the driving part, which faces the insertion gap, and when the insertion inclined block is inserted into the insertion gap, the insertion inclined block drives the puncture needle to extend out of the needle hole.
By adopting the technical scheme, the insertion inclined block is matched with the insertion gap, so that the driving part can better drive the puncture needle to move.
In conclusion, the invention has the following beneficial effects: the invention has the advantages of convenient operation, no damage to other tissues, controllable outflow flow of amniotic fluid and the like.
Drawings
FIG. 1 is a perspective view of an embodiment;
FIG. 2 is a sectional view of the embodiment;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a perspective view of the left semi-circular sleeve of the embodiment;
FIG. 5 is a perspective view of the right semicircular sleeve in the embodiment;
FIG. 6 is a partial perspective view of the left putter in accordance with an embodiment;
FIG. 7 is a perspective view of a grip portion in the embodiment;
FIG. 8 is a schematic structural view of the suction nozzle sucking the green sheet in the embodiment;
FIG. 9 is a schematic diagram showing the structure of the puncture needle puncturing the fetal membrane in the embodiment;
FIG. 10 is a cross-sectional view of the left pushrod and flow control assembly of an embodiment.
In the figure: 1. a first lumen; 2. a left semi-circular sleeve; 3. a camera; 4. a pinhole; 5. puncturing needle; 6. a drive assembly; 61. a left push rod; 611. a drive section; 612. a connecting portion; 613. a grip portion; 62. a spring; 7. a flow control assembly; 71. a flow control sleeve; 72. a first set of annular through holes; 73. a second annular group of through holes; 8. an adsorption component; 81. a second lumen; 82. a right semicircular sleeve; 83. a suction nozzle; 84. a right push rod; 9. a liquid pumping cavity; 10. a rubber tube; 11. a third annular group of through holes; 12. an inclined surface; 13. a wall rim; 14. an opening; 15. inserting the gap; 16. inserting an oblique block; 17. amniotic fluid diversion holes; 18. a fetal membrane; 19. a fetus.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 10, a high-order artifical rupture of membranes ware, including the left half round sleeve 2 that has first inner chamber 1, the fixed camera 3 that is provided with in front end of left half round sleeve 2, the outside pinhole 4 and the amniotic fluid water conservancy diversion hole 17 with first inner chamber 1 of intercommunication are seted up to the position that left half round sleeve 2 is close to camera 3, be equipped with pjncture needle 5 in the first inner chamber 1, be equipped with the drive assembly 6 that drive pjncture needle 5 stretches out or retracts first inner chamber 1 from pinhole 4 in the first inner chamber 1, be equipped with the flow control subassembly 7 of intercommunication amniotic fluid water conservancy diversion hole 17 in the first inner chamber 1, one side of left half round sleeve 2 is equipped with the adsorption component 8 that is used for adsorbing fetal membranes 18.
The adsorption component 8 comprises a right semicircular sleeve 82 which is arranged on the left semicircular sleeve 2 and is provided with a second inner cavity 81, a suction nozzle 83 which is fixedly arranged on the right semicircular sleeve 82 and is communicated with the outside and the second inner cavity 81, and a right push rod 84 which is matched with the piston of the second inner cavity 81, wherein when the suction nozzle 83 adsorbs the fetal membrane 18, the puncture needle 5 can puncture the fetal membrane 18. The shape of the suction nozzle 83 is a trumpet shape gradually flaring outwards, the left semicircular sleeve 2 and the right semicircular sleeve 82 are in sliding fit along the opening 14 of the suction nozzle 83, and the shapes of the left semicircular sleeve 2 and the right semicircular sleeve are combined to form a cylinder.
The suction nozzle 83 is fixedly arranged on the front end face of the right semicircular sleeve 82, the position, close to the suction nozzle 83, of the front end face of the left semicircular sleeve 2 is contracted inwards to enable the front end face to form an inclined face 12 inclined towards one side of the suction nozzle 83, and the camera 3, the amniotic fluid diversion hole 17 and the needle hole 4 are all arranged on the inclined face 12. One end of the right push rod 84 is fixedly provided with a rubber head so as to realize piston matching with the second inner cavity 81; the periphery of the inclined surface 12 is integrally provided with a wall edge 13 extending outwards, and the wall edge 13 is provided with an opening 14 facing to the right semicircular sleeve 82.
The driving assembly 6 comprises a left push rod 61 which is slidably arranged in the first inner cavity 1 and reciprocates towards the puncture needle 5 and a spring 62 which is arranged in the first inner cavity 1 and drives the puncture needle 5 to move back to the needle hole 4, the puncture needle 5 is sleeved with the spring 62, one end of the spring is fixedly connected with the puncture needle 5, and the other end of the spring is fixedly connected with the left semicircular sleeve 2. The left plunger 61 includes a driving part 611 for driving the puncture needle 5, a connecting part 612 fixedly connected to the driving part 611, and a holding part 613 screwed to the connecting part 612, and the driving part 611 is made of rubber so as to be piston-fitted to the first inner chamber 1. An extracting cavity 9 communicated with the amniotic fluid diversion hole 17 is formed between the driving part 611 and the first inner cavity 1, an insertion gap 15 is formed between one end of the puncture needle 5, which is back to the needle hole 4, and the wall of the extracting cavity 9, an insertion inclined block 16 capable of being inserted into the insertion gap 15 in the sliding process is formed at one end of the driving part 611, which faces the insertion gap 15, and when the insertion inclined block 16 is inserted into the insertion gap 15, the insertion inclined block 16 drives the puncture needle 5 to extend out of the needle hole 4.
The flow control assembly 7 includes a flow control sleeve 71 rotatably sleeved on the connecting portion 612, a first annular through hole set 72 disposed on the flow control sleeve 71 and circumferentially distributed around the center of the flow control sleeve at intervals, and a second annular through hole set 73 disposed on the driving portion 611 and communicating the liquid pumping chamber 9 and the first annular through hole set 72, wherein the first annular through hole set 72 is axially disposed along the flow control sleeve 71 in a penetrating manner.
One end of the flow control sleeve 71 abuts against the driving portion 611, the other end abuts against the holding portion 613, and the holding portion 613 is screwed to the connecting portion 612 to drive the driving portion 611, the flow control sleeve 71 and the holding portion 613 to tightly seal therebetween and to realize rotation of the flow control sleeve 71. The rubber tube 10 is connected to the grip portion 613, and the grip portion 613 is provided with a third annular through hole group 11 for communicating the first annular through hole group 72 with the rubber tube 10.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a high-order artifical rupture of membranes ware which characterized in that: including left semicircle sleeve (2) that has first inner chamber (1), the front end of left side semicircle sleeve (2) is equipped with camera (3), the position that left side semicircle sleeve (2) is close to camera (3) is equipped with outside pinhole (4) and the amniotic fluid water conservancy diversion hole (17) with first inner chamber (1) of intercommunication, be equipped with pjncture needle (5) in first inner chamber (1), be equipped with drive assembly (6) that drive pjncture needle (5) are stretched out or are retracted first inner chamber (1) from pinhole (4) in first inner chamber (1), be equipped with flow control subassembly (7) of intercommunication amniotic fluid water conservancy diversion hole (17) in first inner chamber (1), one side of left side semicircle sleeve (2) is equipped with adsorption component (8) that are used for adsorbing fetal membrane (18).
2. The high-position artificial membrane rupture device according to claim 1, wherein: adsorption component (8) including set up in left semicircle sleeve (2) and right semicircle sleeve (82) that have second inner chamber (81), set up in right semicircle sleeve (82) and communicate external suction nozzle (83) with second inner chamber (81) and with second inner chamber (81) piston complex right push rod (84), work as when suction nozzle (83) adsorb fetal membrane (18), fetal membrane (18) can be punctureed in pjncture needle (5).
3. The high-position artificial membrane rupture device according to claim 1, wherein: the driving assembly (6) comprises a left push rod (61) which is arranged in the first inner cavity (1) in a sliding mode and moves towards the puncture needle (5) in a reciprocating mode and a spring (62) which is arranged in the first inner cavity (1) and drives the puncture needle (5) to move back to the needle hole (4).
4. The high-position artificial membrane rupture device according to claim 3, wherein: the left push rod (61) comprises a driving part (611) for driving the puncture needle (5), a connecting part (612) connected with the driving part (611) and a holding part (613) connected with the connecting part (612), the driving part (611) is matched with the first inner cavity (1) in a piston way, a liquid pumping cavity (9) communicated with the amniotic fluid diversion hole (17) is formed between the driving part (611) and the first inner cavity (1), the flow control assembly (7) comprises a flow control sleeve (71) rotationally sleeved on the connecting part (612), first annular through hole groups (72) arranged on the flow control sleeve (71) and distributed around the circle center of the flow control sleeve at intervals in a surrounding manner, and second annular through hole groups (73) arranged on the driving part (611) and communicated with the liquid pumping cavity (9) and the first annular through hole groups (72), the flow control sleeve (71) and the driving part (611) are sealed in an abutting manner.
5. The high-position artificial membrane rupture device according to claim 4, wherein: the rubber pipe (10) is connected to the holding portion (613), a third annular through hole group (11) which is communicated with the first annular through hole group (72) and the rubber pipe (10) is arranged on the holding portion (613), the holding portion (613) and the connecting portion (612) are in threaded connection and used for driving the flow control sleeve (71) to be tightly abutted and sealed on the driving portion (611), and the holding portion (613) and the flow control sleeve (71) are abutted and sealed.
6. The high-position artificial membrane rupture device according to claim 2, wherein: the left semicircular sleeve (2) and the right semicircular sleeve (82) are matched in a sliding mode along the direction of an opening (14) of the suction nozzle (83).
7. The high-position artificial membrane rupture device according to claim 6, wherein: preceding terminal surface of left side semicircle sleeve (2) and be close to position internal contraction that suction nozzle (83) made this preceding terminal surface form one towards inclined plane (12) of suction nozzle (83) one side slope, camera (3), amniotic fluid water conservancy diversion hole (17) and pinhole (4) all set up in this inclined plane (12).
8. The high-position artificial membrane rupture device according to claim 7, wherein: the periphery of inclined plane (12) is equipped with outside extension's wall along (13), wall is formed one on along (13) and is followed opening (14) of right semicircle sleeve (82).
9. The high-position artificial membrane rupture device according to claim 2, wherein: the shape of the suction nozzle (83) is a trumpet shape gradually flaring outwards.
10. The high-position artificial membrane rupture device according to claim 4, wherein: an insertion gap (15) is formed between one end, back to the needle hole (4), of the puncture needle (5) and the wall of the liquid pumping cavity (9), an insertion inclined block (16) which can be inserted into the insertion gap (15) in the sliding process is formed at one end, facing the insertion gap (15), of the driving part (611), and when the insertion inclined block (16) is inserted into the insertion gap (15), the insertion inclined block (16) drives the puncture needle (5) to extend out of the needle hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010164398.8A CN111407378B (en) | 2020-03-11 | 2020-03-11 | High-position artificial membrane rupture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010164398.8A CN111407378B (en) | 2020-03-11 | 2020-03-11 | High-position artificial membrane rupture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111407378A true CN111407378A (en) | 2020-07-14 |
| CN111407378B CN111407378B (en) | 2021-01-29 |
Family
ID=71486089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010164398.8A Expired - Fee Related CN111407378B (en) | 2020-03-11 | 2020-03-11 | High-position artificial membrane rupture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111407378B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4662376A (en) * | 1985-05-29 | 1987-05-05 | Belanger Rose Ange | Obstetrical instrument for rupturing the amniotic membranes |
| US20150223841A1 (en) * | 2014-02-10 | 2015-08-13 | Kate A. Prendergast | Amniotic Membrane Perforator with Integrated Safety Case |
| CN107647906A (en) * | 2017-11-10 | 2018-02-02 | 赵晓娟 | A kind of special membrane puncture needle of obstetrics |
| CN107981922A (en) * | 2017-12-01 | 2018-05-04 | 南阳南石医院 | A kind of gynemetrics's film breaking unit and its application method |
| CN209789978U (en) * | 2018-08-23 | 2019-12-17 | 郑州大学第二附属医院 | Obstetrical clinical artificial membrane rupture device |
-
2020
- 2020-03-11 CN CN202010164398.8A patent/CN111407378B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4662376A (en) * | 1985-05-29 | 1987-05-05 | Belanger Rose Ange | Obstetrical instrument for rupturing the amniotic membranes |
| US20150223841A1 (en) * | 2014-02-10 | 2015-08-13 | Kate A. Prendergast | Amniotic Membrane Perforator with Integrated Safety Case |
| CN107647906A (en) * | 2017-11-10 | 2018-02-02 | 赵晓娟 | A kind of special membrane puncture needle of obstetrics |
| CN107981922A (en) * | 2017-12-01 | 2018-05-04 | 南阳南石医院 | A kind of gynemetrics's film breaking unit and its application method |
| CN209789978U (en) * | 2018-08-23 | 2019-12-17 | 郑州大学第二附属医院 | Obstetrical clinical artificial membrane rupture device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111407378B (en) | 2021-01-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215739330U (en) | Device is put into fast to arteriopuncture seal wire sheath pipe | |
| CN209864778U (en) | Medical manual pus cavity negative pressure suction drainage device | |
| CN111407378B (en) | High-position artificial membrane rupture device | |
| CN107115138B (en) | Membrane rupturing device for obstetrics and gynecology department | |
| CN211066658U (en) | Negative pressure syringe | |
| CN205994554U (en) | A kind of Obsterical amniotic fluid membrane-shattering unit | |
| CN210056126U (en) | Disposable anorectal elastic line sleeve ligation device sleeve assembly | |
| CN115944371B (en) | Portable disposable uterine cavity tissue suction tube | |
| CN209847336U (en) | Self-service artificial membrane rupture device | |
| CN102028521A (en) | Disposable obstetrical membrane rupture device | |
| CN111772750B (en) | Membrane rupture device for obstetrical department | |
| CN109331259B (en) | Telescopic multifunctional aspirator in operation | |
| CN212698970U (en) | Gynaecology and obstetrics's vagina chemical examination sample adopts ware | |
| CN107007337A (en) | A kind of foreign matter pick device | |
| CN2693246Y (en) | Continuous sucking cannula type pericardiocentesis drainage apparatus | |
| KR101196217B1 (en) | Injector for amniocentesis | |
| CN215018006U (en) | Secretion sample collector | |
| CN202288978U (en) | Thoracocentesis drainage device | |
| CN219472732U (en) | Biopsy needle air valve with filtering | |
| CN212186653U (en) | Fetal head aspirator device for midwifery | |
| CN211271052U (en) | Puncture and suction device for preventing cyst fluid from overflowing for giant cyst of pelvic cavity | |
| CN215308855U (en) | Syringe type negative pressure drainage device | |
| CN215741229U (en) | Disposable special suction tube for nasal plastic | |
| CN211327160U (en) | Medical suction automatic pressure relief control joint | |
| CN211095218U (en) | Injection and suction device handle for ophthalmic surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210129 |