CN208524993U - A kind of micromanipulation embryo transfer device - Google Patents
A kind of micromanipulation embryo transfer device Download PDFInfo
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- CN208524993U CN208524993U CN201721660439.2U CN201721660439U CN208524993U CN 208524993 U CN208524993 U CN 208524993U CN 201721660439 U CN201721660439 U CN 201721660439U CN 208524993 U CN208524993 U CN 208524993U
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- tube body
- inhaling hose
- transfer tube
- micromanipulation
- embryo
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Abstract
The utility model relates to assisted reproductive technology field, specifically a kind of micromanipulation embryo transfer device.Including shifting tube body, inhaling hose, the transfer tube body is cylindrical, both ends perforation, front end decreasing pore size is simultaneously equipped with absorption syringe needle, the inhaling hose is detachably connected in the transfer tube body tail end, the inhaling hose is equipped with taper pipette tips and protrudes into the transfer tube body tail end, annular filter plug is equipped between the pipette tips and the inhaling hose, the transfer tube body tail end is equipped with wealthy mouth structure, it is mutually flexibly connected with the annular filter plug by the hidden discount being arranged in the wealthy mouth structure, the inhaling hose other end is equipped with suction nozzle.The utility model structure is simple, draws liquid using elongated absorption syringe needle negative-pressure siphon, then controls vacuum magnitude by air-breathing, it is precisely controlled absorption, the impurity in gas can be filtered out equipped with filtering plug, does not pollute fertilized eggs or embryo, it is reusable to replace the suction nozzle device, environmental protection and saving.
Description
Technical field
The utility model relates to assisted reproductive technology field, specifically a kind of micromanipulation embryo transfer device.
Background technique
First generation tube-test baby techniques, be otherwise known as joint embryo transfer technology (in vitro in vitro fertilization
Fertilization embryo transfer is referred to as IVF-ET).It is taken from women's ovary by endoscope or B ultrasound
Mature egg out, and cultivated together in test tube or culture dish with sperm to generate fertilized eggs, fertilized eggs further develop into embryo
After tire, then by the intrauterine of embryo transfer to potential mother, embryo is set to continue development in maternal uterine until becoming mature tire
Youngster.It is fertilized during joint embryo transfer in vitro, clinician often will do it egg freezing and the freezing of full embryo and behaviour of thawing
Make.It is essential that embryo or fertilized egg cell, which pipette, in these operating process.It can use in this process and inhale ovum needle,
Traditional method is to add a rubber plug as blotting pen in the one end for inhaling ovum needle, by squeezing air-breathing come liquid draw
Body, embryo transfer belong to accurate operation, and conventional apparatus is unstable for drawing embryo, do not notice that being easy for liquid inhales more, biography slightly
Bulk cargo is set to the bad control of negative-pressure sucking, and fertilized egg cell or embryo is caused to be easily pumped into sipper top, is finely grasped to operator
It is stringent to control Capability Requirement.Therefore, it is necessary to research and develop a kind of micromanipulation embryo transfer device convenient for operation, and be conducive to draw cell
Device.
Utility model content
The utility model in order to overcome the above technical problems, provides a kind of micromanipulation embryo transfer device.
To achieve the above object, the utility model uses following technical scheme:
A kind of micromanipulation embryo transfer device, including transfer tube body, inhaling hose, the transfer tube body are in cylinder
Shape, both ends perforation, front end decreasing pore size are simultaneously equipped with absorption syringe needle, are detachably connected in the transfer tube body tail end described
Inhaling hose, the inhaling hose be equipped with taper pipette tips protrude into the transfer tube body tail end, the taper pipette tips with it is described
Annular filter plug is equipped between inhaling hose, the filtering plug diameter is greater than the inhaling hose aperture, the transfer tube body
Tail end is equipped with wealthy mouth structure, is mutually flexibly connected with the annular filter plug by the hidden discount being arranged in the wealthy mouth structure, described
The inhaling hose other end is equipped with suction nozzle, and the suction nozzle is detachable, and the suction nozzle may be coupled on Micropump or be inhaled using artificial
Gas.
Preferably, tampon, Ke Yiqi is arranged below the taper pipette tips of the inhaling hose in the transfer tube body
To the effect of filtering and buffer gas.
Preferably, the absorption needle aperture is at 80-140 microns, fertilized egg cell or embryonic cell diameter generally exist
80-100 microns, convenient for drawing cell.
Preferably, the absorption needle length is at 5-10 centimetres, long syringe needle inherently has certain negative pressure, is starting to inhale
Meeting self-assembling formation siphonage when taking, convenient suction operation at the beginning.
Preferably, the transfer tube body and the absorption syringe needle are integrally formed using transparent glass material.
Preferably, the transfer tube body and the wealthy mouth structure coupling part aperture are less than the transfer pipe body apertures
Diameter forms an annular hidden discount, can further fix the inhaling hose taper pipette tips.
Beneficial effect is: a kind of micromanipulation embryo transfer device of the utility model, structure is simple, easy to operate, utilizes
Elongated absorption syringe needle negative-pressure siphon draws liquid, then controls inhaling hose vacuum magnitude by air-breathing, is precisely controlled absorption
Fertilized eggs or embryo, by suction control to the ideal suction size for drawing cell, micromanipulation is controllable, and inhaling hose was equipped with
Filter plug can filter out the impurity in gas, and device is equipped with tampon and carries out gas filtration and buffering, can filter equipped with filtering plug
Fall the impurity in gas, does not pollute fertilized eggs or embryo, replacement suction nozzle device is reusable, and environmental protection and saving reduces cost.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is a kind of micromanipulation embryo transfer device structural schematic diagram of the utility model.
Appended drawing reference
Wherein 1 is shifts tube body, and 2 is draw syringe needle, and 3 be inhaling hose, and 4 be taper pipette tips, and 5 be filtering plug, and 6 be suction
Mouth, 7 be tampon.
Specific embodiment
The utility model is further described below with reference to embodiment.
As shown in Figure 1, a kind of micromanipulation embryo transfer device, including transfer tube body 1, inhaling hose 3, the transfer pipe
Ontology 1 is cylindrical, both ends perforation, and front end decreasing pore size is simultaneously equipped with absorption syringe needle 2, and 2 aperture of absorption syringe needle is in 80-
140 microns, fertilized egg cell or embryonic cell diameter are generally at 80-100 microns, and convenient for drawing cell, the absorption syringe needle 2 is long
For degree at 5-10 centimetres, long syringe needle inherently has certain negative pressure, and when starting to draw, meeting self-assembling formation siphonage, facilitates out
The suction operation of beginning, the transfer tube body 1 and the absorption syringe needle 2 are integrally formed using transparent glass material, in institute
It states transfer 1 tail end of tube body and is detachably connected the inhaling hose 3, the taper pipette tips 4 that the inhaling hose 3 are equipped with protrude into described turn
It moves in 1 tail end of tube body, tampon 7 is set below the taper pipette tips 4 of the inhaling hose 3 in the transfer tube body 1, it is described
Tampon 7 can play the role of filtering and buffer gas, and annular mistake is equipped between the taper pipette tips 4 and the inhaling hose 3
Filter plug 5,5 diameter of filtering plug is greater than 3 aperture of inhaling hose, can provide certain buffering effect, by increasing gas
Contact surface makes filtering more comprehensively, and 1 tail end of transfer tube body is equipped with wealthy mouth structure, passes through with the annular filter plug 5 described
The hidden discount being arranged in wealthy mouth structure is mutually flexibly connected, and the transfer tube body 1 is less than with the wealthy mouth structure coupling part aperture
1 aperture of transfer tube body forms an annular hidden discount, can further fix the taper pipette tips 4 of the inhaling hose 3,
3 other end of inhaling hose is equipped with suction nozzle 6, and the suction nozzle 6 is detachable, and the suction nozzle 6 may be coupled on Micropump or adopt
Manually air-breathing.
When using the cell translator, the transfer tube body 1 has first been connect with the inhaling hose 3 first
Come, the wealthy mouth structure and the annular filter plug 5 fastened closely, then by absorption syringe needle 2 alignment to be drawn by
Spermiovum or embryonic cell draw liquid using elongated 2 negative-pressure siphon of absorption syringe needle and enter the transfer tube body 1
It is interior, then the suction nozzle 6 on the inhaling hose 3 is connected into Micropump, or the side of artificial inspiration can be used in any case
Formula is evacuated, and 3 vacuum magnitude of inhaling hose is controlled, and is precisely controlled and is drawn fertilized egg cell or embryonic cell, thus will
Fertilized egg cell or embryonic cell are further sucked inside the transfer tube body 1 and are shifted, while being blocked the suction nozzle 6 and being protected
It is constant to hold pressure in the transfer tube body 1；When being transferred in next culture dish, the suction nozzle 6 is unclamped, while to described
Ventilation in suction nozzle 6, due to there is the presence of the annular filter plug 5, the impurity in gas be can be filtered, while in the transfer
The tampon 7 is equipped in tube body 1, the tampon 7 can be moved down when the gas being blown into is too strong, and work as a certain instantaneous wind-force
When excessive, the tampon 7 can also have certain buffer function, operator can also according to the change in location of the tampon 7 come
Judge whether to ventilate too strong, while some impurity also further can be absorbed and filter by the tampon 7, plays the work of protection cell
With.
Through the foregoing embodiment, it can be deduced that: a kind of micromanipulation embryo transfer device of the utility model, structure is simple, behaviour
Facilitate, draw liquid using elongated absorption syringe needle negative-pressure siphon, inhaling hose vacuum magnitude, essence are then controlled by air-breathing
Fertilized eggs or embryo are drawn in quasi- control, and by suction control to the ideal suction size for drawing cell, micromanipulation is controllable, and air-breathing
Hose, which is equipped with filtering plug, can filter out the impurity in gas, be equipped with tampon and carry out gas filtration and buffering, device is equipped with filtering
Plug can filter out the impurity in gas, not pollute fertilized eggs or embryo, and replacement suction nozzle device is reusable, environmental protection section
About, cost is reduced.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned each
The utility model is described in detail in embodiment, those skilled in the art should understand that: it still can be right
Technical solution documented by foregoing embodiments is modified, or is equally replaced to some or all of the technical features
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Range, should all cover in the claim of the utility model and the range of specification.
Claims (6)
1. a kind of micromanipulation embryo transfer device, including transfer tube body, inhaling hose, it is characterised in that: the transfer pipe sheet
Body is cylindrical, both ends perforation, and front end decreasing pore size is simultaneously equipped with absorption syringe needle, detachable in the transfer tube body tail end
The inhaling hose is connected, the inhaling hose is equipped with taper pipette tips and protrudes into the transfer tube body tail end, the taper rifle
Head the inhaling hose between be equipped with annular filter plug, the filtering plug diameter be greater than the inhaling hose aperture, described turn
It moves tube body tail end and is equipped with wealthy mouth structure, connect with the annular filter plug by the way that the hidden discount being arranged in the wealthy mouth structure is mutually movable
It connects, the inhaling hose other end is equipped with suction nozzle, and the suction nozzle is detachable.
2. a kind of micromanipulation embryo transfer device according to claim 1, it is characterised in that: in the transfer tube body
Tampon is set below the taper pipette tips of the inhaling hose.
3. a kind of micromanipulation embryo transfer device according to claim 1, it is characterised in that: the absorption needle aperture exists
80-140 microns.
4. a kind of micromanipulation embryo transfer device according to claim 1, it is characterised in that: the absorption needle length exists
5-10 centimetres.
5. a kind of micromanipulation embryo transfer device according to claim 1, it is characterised in that: the transfer tube body and institute
Absorption syringe needle is stated to be integrally formed using transparent glass material.
6. a kind of micromanipulation embryo transfer device according to claim 1, it is characterised in that: the transfer tube body and institute
Wealthy mouth structure coupling part aperture is stated less than transfer pipe ontology aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660439.2U CN208524993U (en) | 2017-12-04 | 2017-12-04 | A kind of micromanipulation embryo transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660439.2U CN208524993U (en) | 2017-12-04 | 2017-12-04 | A kind of micromanipulation embryo transfer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208524993U true CN208524993U (en) | 2019-02-22 |
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ID=65400341
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721660439.2U Active CN208524993U (en) | 2017-12-04 | 2017-12-04 | A kind of micromanipulation embryo transfer device |
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| CN (1) | CN208524993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110522532A (en) * | 2019-09-10 | 2019-12-03 | 湖北省农业科学院畜牧兽医研究所 | A kind of utensil and its transplantation method through common oviduct transplantation embryo |
| CN114305621A (en) * | 2021-10-27 | 2022-04-12 | 太平洋康泰科学仪器（济南）有限公司 | Negative pressure aspirator for ovum taking operation |
-
2017
- 2017-12-04 CN CN201721660439.2U patent/CN208524993U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110522532A (en) * | 2019-09-10 | 2019-12-03 | 湖北省农业科学院畜牧兽医研究所 | A kind of utensil and its transplantation method through common oviduct transplantation embryo |
| CN114305621A (en) * | 2021-10-27 | 2022-04-12 | 太平洋康泰科学仪器（济南）有限公司 | Negative pressure aspirator for ovum taking operation |
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