CN208693401U - A kind of embryo transfer instrument - Google Patents
A kind of embryo transfer instrument Download PDFInfo
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- CN208693401U CN208693401U CN201721385517.2U CN201721385517U CN208693401U CN 208693401 U CN208693401 U CN 208693401U CN 201721385517 U CN201721385517 U CN 201721385517U CN 208693401 U CN208693401 U CN 208693401U
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- Prior art keywords
- tube
- guiding tube
- grafts
- embryo
- embryo transfer
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Abstract
The utility model relates to a kind of embryo transfer instruments, including guiding tube and grafts, the guiding tube is made of inner and outer tubes nesting, front end is in the cone of bullet shape, cavity between inner and outer pipes is equipped with Heat preservation layer, and the end of the guiding tube is provided with operating handle, and the front port of the guiding tube is stretched out in the grafts front end, rear end is connected with embryo's charging point, and the grafts and embryo's charging point are embedded in the inner tube of the guiding tube.The utility model uses two-chamber guiding tube, inner and outer tubes front end is in the cone of bullet shape, reduce the stimulation to uterus and vagina, Heat preservation layer is set in the cavity between inner and outer pipes, suitable embryo transfer temperature can be provided, guiding tube front end is equipped with turn of bilge, meet human physiological structure, easy to operate, grafts connect microsyringe, the dose volume of injection is controllable, reduces resorption probability, it is ensured that the Implantation Rate and pregnancy rate of embryo transfer.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of embryo transfer instrument.
Background technique
Today's society with the raising and ideological progress of people's lives level, while also being worked, being lived
The influence of environment, more and more comrades women selected to freeze ovum or be become pregnant by the implementation of clinical treatment means, since generation in 1978
Since first case test-tube baby is born in boundary, the technology of supplementary reproduction and its application have obtained extensive development." test-tube baby "
It is being commonly called as IVF-ET Technique, is after respectively taking out ovum and sperm, being placed in culture solution makes its fertilization,
Embryo transfer is returned in maternal uterine to the process for developing into fetus again.It in the prior art, usually first will guidance by clinician
Pipe is inserted into uterus, and behind the position for determining transplanting embryo, grafts are goed deep into guiding tube, completes embryo in specified position and plants
Enter, but during implantation, embryo needs to retain a period of time in operating room environment, loses optimum growth ring
Border (37 DEG C), this will likely influence Embryo Implantation Rate in and pregnancy rate band.
Summary of the invention
The purpose of this utility model is to provide a kind of embryo transfer instruments, do not have to solve existing embryo transfer equipment
There is the problems such as constant temperature heat insulation function, injection dosage bad control.
To achieve the above object, the technical solution of the utility model are as follows:
A kind of embryo transfer instrument, including guiding tube, grafts, the guiding tube are made of inner and outer tubes nesting, institute
The cone that inner and outer tubes front end is in bullet shape is stated, is provided with Heat preservation in the cavity between said inner tube and outer tube
Layer, the end of the guiding tube are provided with operating handle, and the grafts are to lead to hose in the blunt circle of front end, and front end passes through institute
The front port for stating guiding tube is protruding, and rear end is connected with embryo's charging point, and the grafts and embryo's charging point are embedded in institute
It states in inner tube, the end of embryo's charging point shell is stuck on the tube socket of said inner tube；
Further, the length of the guiding tube is 200~300mm, and the diameter of the outer tube is 5.0~10.0mm, institute
The diameter for stating inner tube is 3.0~5.0mm；
Further, the grafts stretch out 1~3mm of front port of the guiding tube, and the diameter of the grafts is 0.4
~1.0mm；
Further, embryo's charging point is syringe or microsyringe；
Further, the capacity of the microsyringe is 1~200 μ l；
Further, titanium, titanium alloy, stainless steel, stainless steel alloy or high score that the guiding tube uses inanimate object to poison
Sub- medical resin material；
Further, the guiding tube front end is provided with a turn of bilge, and length is 10~20mm, the turn of bilge and guiding tube
Axis is in 20~30 °；
Further, the Heat preservation layer is combined by polyurethane and carbon fibre material, it is ensured that guiding tube inner tube
Environment temperature is 36~37；℃
Further, the material of the grafts is medical high polymer resin or silica gel.
The utility model has the advantages that
1, a kind of embryo transfer instrument of the utility model, using two-chamber guiding tube, inner and outer tubes front end is in bullet-headed
The cone of shape reduces the stimulation to vagina and uterus, and Heat preservation layer is arranged in the cavity between inner and outer pipes, moves in embryo
During plant, a suitable temperature can be provided, it is ensured that the Implantation Rate and pregnancy rate of embryo transfer.
2, a kind of embryo transfer instrument of the utility model, guiding tube front end are provided with turn of bilge, meet human physiological structure,
More convenient operation, using microsyringe, the dose volume of injection is controllable, reduces resorption probability, and grafts are soft, inner wall
Smooth and front end blunt circle improves the success rate of embryo transfer to avoid damage to endometrium.
Detailed description of the invention
A kind of structural schematic diagram of embryo transfer instrument of Fig. 1.
A kind of guiding tube structural schematic diagram of embryo transfer instrument of Fig. 2.
Wherein, 1. guiding tubes, 2. grafts, 3. inner tubes, 4. outer tubes, 5. Heat preservation layers, 6. operating handles, 7. embryos
Charging point.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of embryo transfer instrument, including guiding tube 1, grafts 2, the guiding tube 1 use nothing
The titanium material that biology is poisoned is made, length 200mm, and it is 10mm and with the axis of guiding tube 1 in 20 ° that front end, which is provided with length,
The cone turn of bilge of bullet shape, the guiding tube 1 are formed by inner tube 3 is nested with outer tube 4, and the diameter of outer tube 4 is 5.0mm,
The diameter of inner tube 3 is 3.0mm, is arranged in the cavity between said inner tube 3 and outer tube 4 by polyurethane and the compound system of carbon fibre material
At Heat preservation layer 5, the end of the guiding tube 1 is provided with operating handle 6, and the grafts 2 use medical high polymer tree
The middle siphunculus of soft, inner wall smooth and front end blunt circle, diameter 0.4mm is made in rouge material, and the guidance is stretched out in front end
The front port 1mm of pipe 1, rear end are connected with syringe 7, and the grafts 2 and syringe 7 are embedded in said inner tube 3, the note
The end of 7 shell of emitter is stuck on the tube socket of said inner tube 3.
Embodiment 2
As shown in Figure 1 and Figure 2, a kind of embryo transfer instrument, including guiding tube 1, grafts 2, the guiding tube 1 use nothing
The stainless steel material that biology is poisoned is made, length 300mm, and front end is provided with length and is 20mm and is in the axis of guiding tube 1
The cone turn of bilge of 30 ° of bullet shape, the guiding tube 1 are formed by inner tube 3 is nested with outer tube 4, and the diameter of outer tube 4 is
10.0mm, the diameter of inner tube 3 are 5.0mm, are arranged in the cavity between said inner tube 3 and outer tube 4 by polyurethane and carbon fiber material
Expect compounded Heat preservation layer 5, the end of the guiding tube 1 is provided with operating handle 6, and the grafts 2 are using medical
Silica gel material is made the middle siphunculus of soft, inner wall smooth and front end blunt circle, diameter 1.0mm, front end stretch out described in draw
The front port 3mm of conduit 1, rear end are connected with the microsyringe 7 that capacity is 200 μ l, the grafts 2 and microsyringe 7
It is embedded in said inner tube 3, the end of 7 shell of microsyringe is stuck on the tube socket of said inner tube 3.
Embodiment 3
As shown in Figure 1 and Figure 2, a kind of embryo transfer instrument, including guiding tube 1, grafts 2, the guiding tube 1 use nothing
Biology poison macromolecule medical resin material be made, length 250mm, front end be provided with length be 15mm and with guiding tube 1
Axis in the cone turn of bilge of 25 ° of bullet shape, the guiding tube 1 forms by inner tube 3 is nested with outer tube 4, outer tube 4
Diameter is 8.0mm, and the diameter of inner tube 3 is 4.0mm, is arranged in the cavity between said inner tube 3 and outer tube 4 by polyurethane and carbon
The compounded Heat preservation layer 5 of fibrous material, the end of the guiding tube 1 are provided with operating handle 6, and the grafts 2 are adopted
It is made the middle siphunculus of soft, inner wall smooth and front end blunt circle of medical high polymer resin material, diameter 0.8mm is preceding
The front port 2mm of the guiding tube 1 is stretched out at end, and rear end is connected with the microsyringe 7 that capacity is 100 μ l, the grafts 2
It is embedded in said inner tube 3 with microsyringe 7, the end of 7 shell of microsyringe is stuck in the tube socket of said inner tube 3
On.
Embodiment 4
As shown in Figure 1 and Figure 2, a kind of embryo transfer instrument, including guiding tube 1, grafts 2, the guiding tube 1 use nothing
The stainless steel alloy material that biology is poisoned is made, length 240mm, and it is 12mm and the axis with guiding tube 1 that front end, which is provided with length,
Line is in the cone turn of bilge of 24 ° of bullet shape, and the guiding tube 1 is formed by inner tube 3 is nested with outer tube 4, the diameter of outer tube 4
For 6.0mm, the diameter of inner tube 3 is 3.0mm, is arranged in the cavity between said inner tube 3 and outer tube 4 by polyurethane and carbon fiber
Heat preservation layer 5 made of Material cladding, the end of the guiding tube 1 are provided with operating handle 6, and the grafts 2 are using doctor
It is made the middle siphunculus of soft, inner wall smooth and front end blunt circle of silica gel material, diameter 0.6mm, described in front end is stretched out
The front port 1.5mm of guiding tube 1, rear end are connected with syringe 7, and the grafts 2 and syringe 7 are embedded in said inner tube 3,
The end of 7 shell of syringe is stuck on the tube socket of said inner tube 3.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (9)
1. a kind of embryo transfer instrument, including guiding tube (1), grafts (2), it is characterised in that: the guiding tube (1) is by inner tube
(3) composition nested with outer tube (4), said inner tube (3) and outer tube (4) front end are in the cone of bullet shape, said inner tube (3)
It is provided in cavity between outer tube (4) Heat preservation layer (5), the end of the guiding tube (1) is provided with operating handle
(6), the grafts (2) are to lead to hose in the blunt circle of front end, and front end passes through the front port of the guiding tube (1) to overhanging
Out, rear end is connected with embryo's charging point (7), and the grafts (2) and embryo's charging point (7) are embedded in said inner tube (3), institute
The end for stating embryo's charging point (7) shell is stuck on the tube socket of said inner tube (3).
2. embryo transfer instrument according to claim 1, it is characterised in that: the length of the guiding tube (1) be 200~
300mm, the diameter of the outer tube (4) are 5.0~10.0mm, and the diameter of said inner tube (3) is 3.0~5.0mm.
3. embryo transfer instrument according to claim 1, it is characterised in that: the grafts (2) stretch out the guiding tube
(1) 1~3mm of front port, the diameter of the grafts (2) are 0.4~1.0mm.
4. embryo transfer instrument according to claim 1, it is characterised in that: embryo's charging point (7) be syringe or
Microsyringe.
5. embryo transfer instrument according to claim 4, it is characterised in that: the capacity of the microsyringe is 1~200
μl。
6. embryo transfer instrument according to claim 1, it is characterised in that: the guiding tube (1) is poisoned using inanimate object
Titanium, titanium alloy, stainless steel, stainless steel alloy or macromolecule medical resin material.
7. embryo transfer instrument according to claim 1, it is characterised in that: it is curved that guiding tube (1) front end is provided with one
Portion, length are 10~20mm, and the axis of the turn of bilge and guiding tube (1) is in 20~30 °.
8. embryo transfer instrument according to claim 1, it is characterised in that: the Heat preservation layer (5) is by polyurethane
It is combined with carbon fibre material.
9. embryo transfer instrument according to claim 1, it is characterised in that: the material of the grafts (2) is medical height
Molecule resin or silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721385517.2U CN208693401U (en) | 2017-10-25 | 2017-10-25 | A kind of embryo transfer instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721385517.2U CN208693401U (en) | 2017-10-25 | 2017-10-25 | A kind of embryo transfer instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208693401U true CN208693401U (en) | 2019-04-05 |
Family
ID=65912130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721385517.2U Active CN208693401U (en) | 2017-10-25 | 2017-10-25 | A kind of embryo transfer instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208693401U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338938A (en) * | 2019-07-18 | 2019-10-18 | 广西医科大学 | A kind of mice embryonic transplanting conserving appliance and its manufacturing method |
-
2017
- 2017-10-25 CN CN201721385517.2U patent/CN208693401U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338938A (en) * | 2019-07-18 | 2019-10-18 | 广西医科大学 | A kind of mice embryonic transplanting conserving appliance and its manufacturing method |
| CN110338938B (en) * | 2019-07-18 | 2021-08-06 | 广西医科大学 | Mouse embryo transplantation and preservation tool and manufacturing method thereof |
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