CN110368078A - A kind of embryo transplantation tube preventing displacement - Google Patents
A kind of embryo transplantation tube preventing displacement Download PDFInfo
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- CN110368078A CN110368078A CN201910822652.6A CN201910822652A CN110368078A CN 110368078 A CN110368078 A CN 110368078A CN 201910822652 A CN201910822652 A CN 201910822652A CN 110368078 A CN110368078 A CN 110368078A
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- embryo
- tube
- transfer catheter
- inner tube
- embryo transfer
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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
- A61B17/425—Gynaecological or obstetrical instruments or methods for reproduction or fertilisation
- A61B17/435—Gynaecological or obstetrical instruments or methods for reproduction or fertilisation for embryo or ova transplantation
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pregnancy & Childbirth (AREA)
- Gynecology & Obstetrics (AREA)
- Transplantation (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention provides a kind of embryo transplantation tube for preventing displacement, including embryo transfer catheter outer tube, one end outer surface of the embryo transfer catheter outer tube is fixedly connected with elbow, one end outer surface of the elbow offers inner tube extending port, the other end outer surface of the embryo transfer catheter outer tube is fixedly connected with horn mouth, the embryo transfer catheter outer tube is internally provided with embryo transfer catheter inner tube, the outer surface of the embryo transfer catheter inner tube is provided with interior pipe fixing device, and one end outer surface of the embryo transfer catheter inner tube, which is fixedly connected with, inhales sample connector.A kind of embryo transplantation tube preventing displacement of the present invention, equipped with interior pipe fixing device, it can be during injection, avoid inner tube mobile in outer tube, the position change for leading to inner tube is fixed inner tube with hand without doctor, and the position for preventing embryo to be injected at uterine cavity changes, pregnancy rate is influenced, better prospect of the application is brought.
Description
Technical field
The present invention relates to embryo transfer field, in particular to a kind of embryo transplantation tube for preventing displacement.
Background technique
Embryo transplantation tube is made of embryo transfer catheter inner tube, embryo transfer catheter outer tube, suction sample connector, sheath, is used for
Embryo cultured in culture dish is injected into uterus inner wall by syringe, women is made to be pregnant by embryo palace intraluminal grafting.
There are certain drawbacks in the existing embryo transplantation tube for preventing displacement, firstly, in embryo transfer catheter when in use
The outer diameter of pipe is less than the internal diameter of embryo transfer catheter outer tube, causes between embryo transfer catheter inner tube and embryo transfer catheter outer tube
There is gaps to need doctor to be fixed with hand without fixation between embryo transfer catheter inner tube and embryo transfer catheter outer tube, is infusing
There is the possibility for changing inner tube position when penetrating embryo, influence the position that embryo is injected at uterine cavity, to influence pregnancy rate, gives people
Use process bring certain influence, for this purpose, it is proposed that it is a kind of prevent displacement embryo transplantation tube.
Summary of the invention
The main purpose of the present invention is to provide a kind of embryo transplantation tubes for preventing displacement, can effectively solve background technique
The problems in.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of embryo transplantation tube preventing displacement, including embryo transfer catheter outer tube, the embryo transfer catheter outer tube
One end outer surface is fixedly connected with elbow, and one end outer surface of the elbow offers inner tube extending port, and the embryo transfer is led
The other end outer surface of pipe outer tube is fixedly connected with horn mouth, and the inside of the embryo transfer catheter outer tube is interspersed to be provided with embryo
Transfer catheter inner tube, the outer surface of the embryo transfer catheter inner tube are provided with interior pipe fixing device, the embryo transfer catheter
One end of inner tube is to inhale sample tip, and the outer surface of the other end, which is fixedly connected with, inhales sample connector, the side appearance for inhaling sample connector
Face offers syringe interface, and syringe interface is connected to embryo transfer catheter inner tube.
Preferably, the fixed device of said inner tube include fixed end, lower arcs, sliding end, upper arcs, limitation silk thread with
Restriction plate, the outer surface of embryo transfer catheter inner tube are fixedly connected with fixed end, and a side external surface of the fixed end is solid
Surely arcs and lower arcs are connected with, the lower arcs are located at the lower end of upper arcs, and the other end outer surface of the upper arcs is solid
Surely it is connected with sliding end, restricted silk thread is arranged in the front end of the upper arcs, and one end outer surface of the limitation silk thread is fixed
It is connected with restriction plate, the restriction plate is fixedly connected on the annular outer surface of embryo transfer catheter inner tube, by the limitation silk thread
It is exceptionally straight, and the size of restriction plate is greater than the size at bell-mouthed maximum position.
Preferably, the upper arcs are arc, and one end outer surface of the embryo transfer catheter inner tube is through sliding end
A side external surface, one end outer surface of the limitation silk thread fixed connects through the side external surface and restriction plate of fixed end
It connects, fixing groove is provided between the upper arcs and fixed end, one end outer surface of the upper arcs is by fixing groove and admittedly
One end outer surface of fixed end head is fixedly connected, and the upper arcs are identical as the structure of lower arcs.
Preferably, the elbow is structure as a whole with embryo transfer catheter outer tube, elbow and embryo transfer catheter outer tube it
Between angle be 37 degree.
Preferably, the length of the embryo transfer catheter inner tube is greater than the length of embryo transfer catheter outer tube, the loudspeaker
Mouth is communicated with the inside of embryo transfer catheter outer tube, and horn mouth becomes larger to the place far from elbow.
Preferably, the outer surface for inhaling sample connector is fixedly connected with anti-skid chequer.
Preferably, the outer surface of said inner tube extending port is arc, and internal diameter and the embryo transfer of said inner tube extending port are led
The internal diameter of pipe outer tube is equal.
Beneficial effect
Compared with prior art, the present invention provides it is a kind of prevent displacement embryo transplantation tube, have it is following the utility model has the advantages that
This is a kind of to prevent the embryo transplantation tube of displacement from during injection, will fill by the interior pipe fixing device of setting
There is the embryo transfer catheter inner tube of embryo to be inserted into the inside of embryo transfer catheter outer tube from bell-mouthed side, while with interior
Pipe fixing device enters the inside of embryo transfer catheter outer tube, then proceedes to that the position of embryo transfer catheter inner tube is promoted to make to limit
Making sheet and a bell-mouthed side contacts promote embryo transfer catheter inner tube again and make one end appearance of embryo transfer catheter inner tube
Face is stretched out by the inside of elbow from inner tube extending port, and embryo transfer catheter inner tube drives fixed end movement at this time, but limits
Plate limits sliding end by limiting silk thread and continues to move, and contracts to make to slide the distance between end and fixed end
It is small, it is squeezed so as to cause upper arcs and lower arcs, deformation occurs after being squeezed with lower arcs for upper arcs, due to upper arc
Piece and lower arcs are arc and convex surface is outside, or more arcs arch upward outward, with the propulsion of embryo transfer catheter inner tube, upper arc
Piece and the deformation degree of lower arcs are bigger, until the convex surface of upper arcs and lower arcs resists the inner wall of embryo transfer catheter outer tube,
To which restriction catheter channels are moved in the inside of embryo transfer catheter outer tube, embryo is prevented to be injected at uterine cavity
Position changes, and influences pregnancy rate, and inner tube is fixed with hand without doctor, is conducive to people's use, entire anti-
The embryo transplantation tube structure only shifted is simple, easy to operate, and the effect used is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram for the embryo transplantation tube for preventing displacement of the present invention；
Fig. 2 is the structural schematic diagram of embryo transfer catheter inner tube in a kind of embryo transplantation tube for preventing displacement of the present invention；
Fig. 3 is the structural schematic diagram of interior pipe fixing device in a kind of embryo transplantation tube for preventing displacement of the present invention.
In figure: 1, embryo transfer catheter outer tube；2, elbow；3, horn mouth；4, embryo transfer catheter inner tube；5, inner tube is fixed
Device；51, fixed end；52, lower arcs；53, end is slided；54, upper arcs；55, silk thread is limited；56, restriction plate；6, anti-skidding
Line；7, syringe interface；8, inner tube extending port；9, sample connector is inhaled.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1-3, a kind of embryo transplantation tube for preventing displacement, including embryo transfer catheter outer tube 1, embryo transfer is led
One end outer surface of pipe outer tube 1 is fixedly connected with elbow 2, more adaptation organization of human body, facilitates conveniently；It is preferred that elbow 2 and embryo move
Plant conduit outer tube 1 be integrally formed structures, the angle between elbow 2 and embryo transfer catheter outer tube 1 be 37 degree, be conducive to by
Embryo transfer catheter inner tube 4 puts in intrauterine.One end outer surface of elbow 2 offers inner tube extending port 8, outside embryo transfer catheter
The other end outer surface of pipe 1 is fixedly connected with horn mouth 3, and preferably horn mouth 3 is communicated with the inside of embryo transfer catheter outer tube 1,
And horn mouth 3 becomes larger to the place far from elbow, setting horn mouth 3 is that bore becomes larger, and inner tube is facilitated to be inserted into from there.
Embryo transfer catheter outer tube 1 is internally provided with embryo transfer catheter inner tube 4, embryo transfer catheter inner tube 4 it is outer
Surface is provided with interior pipe fixing device 5, and one end of embryo transfer catheter inner tube 4 is to inhale sample tip, and the outer surface of the other end is fixed
It is connected with and inhales sample connector 9, the side external surface for inhaling sample connector 9 offers syringe interface 7, and syringe interface 7 and embryo move
It plants catheter channels 4 to be connected to, embryo is drawn into embryo transfer catheter inner tube 4 by syringe interface 7 for connecting syringe.It is excellent
The outer surface that sample connector 9 is inhaled in choosing is fixedly connected with anti-skid chequer 6, can increase friction when medical worker holds the connector, reduces and slides
It is dynamic.
The preferably interior pipe fixing device 5 of present embodiment includes fixed end 51, lower arcs 52, sliding end 53, upper arcs
54, limitation silk thread 55 and restriction plate 56, the outer surface of embryo transfer catheter inner tube 4 is fixedly connected with fixed end 51, fixing end
First 51 side external surface is fixedly connected with arcs 54, and the other end outer surface of upper arcs 54 is fixedly connected with sliding end
53, restricted silk thread 55 is arranged in the front end of upper arcs 54, and one end outer surface of limitation silk thread 55 is fixedly connected with restriction plate 56, limits
Making sheet 56 is fixedly connected on the annular outer surface of embryo transfer catheter inner tube 4, and the limitation silk thread 55 is exceptionally straight, and restriction plate 56
Size be greater than horn mouth 3 maximum position size.During injection, the embryo transfer catheter inner tube of embryo will be housed
4 are inserted into the inside of embryo transfer catheter outer tube 1 from the side of horn mouth 3, while entering embryo with interior pipe fixing device 5
The inside of transfer catheter outer tube 1 then proceedes to that the position of embryo transfer catheter inner tube 4 is promoted to make restriction plate 56 and horn mouth 3
One side contacts, and restriction plate 56 is blocked, and is promoted embryo transfer catheter inner tube 4 again and is made the one of embryo transfer catheter inner tube 4
Outer surface is held to stretch out by the inside of elbow 2 from inner tube extending port 8, embryo transfer catheter inner tube 4 drives fixed end 51 at this time
Movement, but restriction plate 56 limits sliding end 53 by limiting silk thread 55 and continues to move, to make to slide end 53 and solid
The distance between fixed end head 51 reduces, and is squeezed so as to cause upper arcs 54, and deformation occurs after being squeezed for upper arcs 54,
Due to upper arcs 54 be arc and convex surface it is outside, or more arcs 54 arch upward outward, with pushing away for embryo transfer catheter inner tube 4
Into, the deformation degree of upper arcs 54 is bigger, until the convex surface of upper arcs 54 resists the inner wall of embryo transfer catheter outer tube 1, thus
Restriction catheter channels 4 are moved in the inside of embryo transfer catheter outer tube 1, and embryo is prevented to be injected at the position of uterine cavity
It sets and changes, influence pregnancy rate, and inner tube is fixed with hand without doctor.
Further, upper arcs 54 are arc, and one end outer surface of embryo transfer catheter inner tube 4 is through sliding end 53
One side external surface, one end outer surface of limitation silk thread 55 is fixed through the side external surface and restriction plate 56 of fixed end 51 to be connected
It connects, fixing groove is provided between upper arcs 54 and fixed end 51, one end outer surface of upper arcs 54 passes through fixing groove and fixation
One end outer surface of end 51 is fixedly connected, and is conducive to the inner wall that upper arcs 54 resist embryo transfer catheter outer tube 1.
Further, the length of embryo transfer catheter inner tube 4 is greater than the length of embryo transfer catheter outer tube 1, is moved with facilitating
The progress of plant.
Further, the outer surface of inner tube extending port 8 is arc, outside the internal diameter and embryo transfer catheter of inner tube extending port 8
The internal diameter of pipe 1 is equal, is conducive to embryo transfer catheter inner tube 4 across inner tube extending port 8.
Working principle and process for using of the present invention: when in use, opening the packaging of embryo transfer catheter outer tube 1, then will
Embryo transfer catheter outer tube 1 is put at ostium of uterus via woman's vagina, then opens the packaging of embryo transfer catheter inner tube 4, will
It inhales sample connector 9 to be connected on syringe by syringe interface 7, then the suction sample tip of embryo transfer catheter inner tube 4 is directed at training
Culture solution in ware is supported, injector push-rod is pulled, attracts one section of liquid, then the suction sample tip of embryo transfer catheter inner tube 4 is aligned
The embryo that selected in culture dish pulls syringe to attract embryo, by the embryo transfer catheter inner tube 4 equipped with embryo from loudspeaker
The side of mouth 3 is inserted into the inside of embryo transfer catheter outer tube 1, while entering embryo transfer with interior pipe fixing device 5 and leading
The inside of pipe outer tube 1 then proceedes to that the position of embryo transfer catheter inner tube 4 is promoted to flank restriction plate 56 with the one of horn mouth 3
Touching promotes embryo transfer catheter inner tube 4 again and makes one end outer surface of embryo transfer catheter inner tube 4 by the inside of elbow 2
It is stretched out from inner tube extending port 8, embryo transfer catheter inner tube 4 drives fixed end 51 to move at this time, but restriction plate 56 passes through limitation
Silk thread 55 limits sliding end 53 and continues to move, thus make to slide the diminution of the distance between end 53 and fixed end 51,
It is squeezed so as to cause upper arcs 54, deformation occurs after being squeezed for upper arcs 54, since upper arcs 54 are arc and convex
Face out, or more arcs 54 arch upward outward, with the propulsion of embryo transfer catheter inner tube 4, the deformation degree of upper arcs 54 is got over
Greatly, until the convex surface of upper arcs 54 resists the inner wall of embryo transfer catheter outer tube 1, restriction catheter channels 4 are in embryo
The inside of transfer catheter outer tube 1 is moved, and after one end of embryo transfer catheter inner tube 4 enters woman's intrauterine, pushes note
Embryo and liquid are promoted uterus by emitter push rod, it is made to be attached to uterine wall, after injection, are taken out outside embryo transfer catheter
Pipe 1 and embryo transfer catheter inner tube 4 check in embryo transfer catheter inner tube 4 whether there is embryo's residual.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of embryo transplantation tube for preventing displacement, including embryo transfer catheter outer tube (1), it is characterised in that: the embryo moves
One end outer surface for planting conduit outer tube (1) is fixedly connected with elbow (2), and one end outer surface of the elbow (2) offers inner tube
The other end outer surface of extending port (8), the embryo transfer catheter outer tube (1) is fixedly connected with horn mouth (3), and the embryo moves
The inside for planting conduit outer tube (1), which is interted, is provided with embryo transfer catheter inner tube (4)；Outside the embryo transfer catheter inner tube (4)
Surface is provided with interior pipe fixing device (5), and one end of the embryo transfer catheter inner tube (4) is to inhale sample tip, outside the other end
Surface, which is fixedly connected with, inhales sample connector (9), and the side external surface for inhaling sample connector (9) offers syringe interface (7), and infuses
Emitter interface (7) is connected to embryo transfer catheter inner tube (4).
2. a kind of embryo transplantation tube for preventing displacement according to claim 1, it is characterised in that: the fixed device of said inner tube
It (5) include fixed end (51), lower arcs (52), sliding end (53), upper arcs (54), limitation silk thread (55) and restriction plate
(56), the outer surface of embryo transfer catheter inner tube (4) is fixedly connected with fixed end (51), the side of the fixed end (51)
Outer surface is fixedly connected with arcs (54), and the other end outer surface of the upper arcs (54) is fixedly connected with sliding end
(53), restricted silk thread (55) is arranged in the front end of the upper arcs (54), and one end outer surface of limitation silk thread (55) is fixed
It is connected with restriction plate (56), the restriction plate (56) is fixedly connected on the annular outer surface of embryo transfer catheter inner tube (4), by institute
State limitation silk thread (55) it is exceptionally straight, and the size of restriction plate (56) be greater than horn mouth (3) maximum position size.
3. a kind of embryo transplantation tube for preventing displacement according to claim 1 or 2, it is characterised in that: the upper arcs
It (54) is arc, a side external surface of one end outer surface of the embryo transfer catheter inner tube (4) through sliding end (53), institute
It states a side external surface of one end outer surface of limitation silk thread (55) through fixed end (51) to be fixedly connected with restriction plate (56), institute
It states and is provided with fixing groove between arcs (54) and fixed end (51), one end outer surface of the upper arcs (54) passes through fixation
Slot is fixedly connected with one end outer surface of fixed end (51), and the upper arcs (54) are identical as the structure of lower arcs (52).
4. a kind of embryo transplantation tube for preventing displacement according to claim 1, it is characterised in that: the elbow (2) and embryo
Tire transfer catheter outer tube (1) is structure as a whole, and the angle between elbow (2) and embryo transfer catheter outer tube (1) is 37 degree.
5. a kind of embryo transplantation tube for preventing displacement according to claim 1, it is characterised in that: the embryo transfer catheter
The length of inner tube (4) is greater than the length of embryo transfer catheter outer tube (1), the horn mouth (3) and embryo transfer catheter outer tube (1)
Inside communicate, and horn mouth (3) becomes larger to far from the place of elbow.
6. a kind of embryo transplantation tube for preventing displacement according to claim 1, it is characterised in that: said inner tube extending port
(8) outer surface is arc, and the internal diameter of said inner tube extending port (8) is equal with the internal diameter of embryo transfer catheter outer tube (1).
7. a kind of embryo transplantation tube for preventing displacement according to claim 1, it is characterised in that: the suction sample connector (9)
Outer surface be fixedly connected with anti-skid chequer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910822652.6A CN110368078A (en) | 2019-08-30 | 2019-08-30 | A kind of embryo transplantation tube preventing displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910822652.6A CN110368078A (en) | 2019-08-30 | 2019-08-30 | A kind of embryo transplantation tube preventing displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110368078A true CN110368078A (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910822652.6A Withdrawn CN110368078A (en) | 2019-08-30 | 2019-08-30 | A kind of embryo transplantation tube preventing displacement |
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| Country | Link |
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| CN (1) | CN110368078A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262025A (en) * | 2021-04-07 | 2021-08-17 | 宁儿医院股份有限公司 | Visual embryo transplanter for test-tube baby |
-
2019
- 2019-08-30 CN CN201910822652.6A patent/CN110368078A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262025A (en) * | 2021-04-07 | 2021-08-17 | 宁儿医院股份有限公司 | Visual embryo transplanter for test-tube baby |
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Application publication date: 20191025 |