CN216363399U

CN216363399U - Frozen embryo storage suitable for liquid nitrogen-resistant low-temperature storage

Info

Publication number: CN216363399U
Application number: CN202123349163.5U
Authority: CN
Inventors: 莫显红; 郭成; 徐振军
Original assignee: Chifeng University
Current assignee: Chifeng University
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-04-26
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a frozen embryo storage device suitable for low-temperature storage of liquid nitrogen resistance, which comprises a heat-insulating outer cover, a temperature guide mechanism and an embryo storage bin, wherein hand-held handles are arranged on two sides of the heat-insulating outer cover, an installation seat is connected to the lower side of the heat-insulating outer cover, a liquid nitrogen bin is arranged at the inner diameter of the installation seat, a liquid injection port is formed in the liquid nitrogen bin, a sealing cover is arranged on the liquid injection port, a transparent cover is arranged on the side edge of the liquid nitrogen bin, and a dial gauge is preset on the transparent cover; the outer wall in liquid nitrogen storehouse is installed the standing groove, be provided with embryo in the standing groove and place the storehouse, embryo is placed and is seted up embryo and put the groove in the storehouse, embryo is put and is installed the second grade and lead the temperature piece in the groove. This freezing embryo accumulator is through laminating magnetism with the enclosing cover that keeps warm on the mount pad, and the enclosing cover that will keep warm that can be quick carries out instant spacing on the mount pad, guarantees to keep warm the cover that the enclosing cover can be stable on the liquid nitrogen storehouse, and then can realize that the embryo places the protection in storehouse.

Description

Frozen embryo storage suitable for liquid nitrogen-resistant low-temperature storage

Technical Field

The utility model relates to the technical field of frozen embryos, in particular to a frozen embryo storage device suitable for liquid nitrogen-resistant low-temperature storage.

Background

The frozen embryo storage device is a container for freezing and storing embryos, can store the embryos needing to be frozen, can improve the utilization rate of the embryos by freezing the embryos, reduces the occurrence of complications of an assisted reproduction technology, and improves the pregnancy success rate of women with endometriosis. Compared with fresh embryo transplantation, the transplantation of frozen embryos can reduce the risk of ovarian hyperstimulation syndrome, reduce the birth of low-weight infants below 2500 g and infants with the age less than the gestational age, reduce the occurrence of premature labor, and reduce obstetrical complications such as pre-placenta, placental premature peeling, perinatal hemorrhage and the like, and the frozen embryos become hand-operated choices of couples with more physical problems today with increasingly developed technology.

When the frozen embryo is stored, the frozen embryo is generally placed in a very sealed box body, and liquid nitrogen is injected into the box body to store the embryo, so that the problem of overlong steps in taking can be caused, and meanwhile, a protective device is required to be worn when the embryo is directly taken, so that the safety in taking is prevented from being reduced; nor do they allow for independent frozen placement of embryos at different times. Aiming at the problems, the novel design is carried out on the basis of the original frozen embryo storage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frozen embryo storage device suitable for low-temperature storage of liquid nitrogen resistance, which aims to solve the problem that when the frozen embryo is stored in the background technology, the frozen embryo is generally placed in a very sealed box body and liquid nitrogen is injected into the box body to store the embryo, so that the problem of overlong step length during taking can be caused, and meanwhile, a protective device is required to be worn during direct taking, so that the safety reduction of taking caused by frostbite is avoided; nor the problem of individually freezing embryos at different stages.

In order to achieve the purpose, the utility model provides the following technical scheme: the frozen embryo storage device suitable for low-temperature storage of liquid nitrogen resistance comprises a heat-insulation outer cover, a temperature guide mechanism and an embryo storage bin, wherein hand-held handles are mounted on two sides of the heat-insulation outer cover, a mounting seat is connected to the lower side of the heat-insulation outer cover, a liquid nitrogen bin is mounted at the inner diameter of the mounting seat, a liquid injection port is formed in the liquid nitrogen bin, a sealing cover is mounted on the liquid injection port, a transparent cover is arranged on the side edge of the liquid nitrogen bin, and a dial gauge is preset on the transparent cover;

a placing groove is arranged on the outer wall of the liquid nitrogen bin, an embryo placing bin is arranged in the placing groove, an embryo placing groove is formed in the embryo placing bin, a secondary temperature conducting block is arranged in the embryo placing groove, and a heat preservation sealing cover is arranged at the upper end of the embryo placing groove;

the embryo is placed the side in storehouse and is installed the pivot, be connected with handheld piece in the pivot, the embryo is placed the one end in storehouse and is pressed close to the liquid nitrogen storehouse and is connected with the temperature and lead the mechanism.

Preferably, the heat-preservation outer cover and the mounting seat are connected in a magnetic attraction mode and are fixedly connected with the lower end of the liquid nitrogen bin in a welding mode.

Preferably, the liquid injection port is in threaded sealing connection with the sealing cover, and the liquid injection port is communicated with the liquid nitrogen bin.

Preferably, the translucent cover and the liquid nitrogen storehouse are the integrated design, the translucent cover is established to low temperature resistant transparent material.

Preferably, the temperature guide mechanism comprises a temperature guide sheet, a connecting groove, a temperature guide spring and a one-stage temperature guide block, wherein the connecting groove is formed in the temperature guide sheet, the temperature guide spring is installed in the connecting groove, and the one-stage temperature guide block is connected to the temperature guide spring.

Preferably, the one-level temperature guide block forms a telescopic structure through a temperature guide spring and a connecting groove, and the connecting groove is equidistantly and uniformly distributed on the temperature guide sheet.

Preferably, the embryo placing bin is magnetically attracted and connected in the placing groove in a nested manner, the embryo placing bin and the embryo placing groove are designed into a whole, the inner wall of the embryo placing groove is connected with the first-stage heat conducting block through the second-stage heat conducting block, and the second-stage heat conducting block is magnetically attracted and connected with the first-stage heat conducting block.

Preferably, the handheld piece is rotatably connected with the embryo placing bin through a rotating shaft, and the heat-preservation sealing cover is in threaded connection with the embryo placing bin through the embryo placing groove.

The frozen embryo storage device suitable for liquid nitrogen-resistant low-temperature storage has the following beneficial effects:

1. the heat-insulation outer cover is attached to the mounting seat through the magnetic attraction, so that the heat-insulation outer cover can be quickly limited on the mounting seat in real time, the heat-insulation outer cover can be stably covered on the liquid nitrogen bin, and the embryo storage bin can be protected;

2. the transparent cover is arranged on the liquid nitrogen bin, so that residual liquid in the liquid nitrogen bin can be observed, the residual liquid in the liquid nitrogen bin is sufficient, liquid adding treatment can be rapidly carried out, the convenience of the whole device is increased, and stable cold supply of equipment can be realized;

3. can cooperate through the one-level lead the temperature piece with the temperature that produces in the liquid nitrogen storehouse lead the temperature piece to the second grade to lead the temperature piece through the second grade and put into the groove and cool down the processing to the embryo, guarantee that the embryo put into the inslot and deposit can realize that low temperature deposits, the embryo of a plurality of distributions is placed the storehouse and is realized depositing at any time of different embryos.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an opening structure of the heat-insulating outer cover of the present invention;

FIG. 3 is a schematic view of the connection structure on the liquid nitrogen bin of the present invention;

FIG. 4 is a schematic view of a placement structure of the temperature-sensing mechanism of the present invention;

FIG. 5 is a schematic structural diagram of a temperature-sensing mechanism according to the present invention;

FIG. 6 is a schematic view of the structure of the embryo storage chamber of the present invention.

[ description of main reference symbols ]

1. A heat-insulating outer cover; 2. a handle; 3. a mounting seat; 4. a liquid nitrogen bin; 5. a liquid injection port; 6. a sealing cover; 7. a transparent cover; 8. a dial gauge;

9. a temperature conducting mechanism; 91. a heat conducting sheet; 92. connecting grooves; 93. a temperature conduction spring; 94. a first-stage heat conducting block;

10. a placement groove; 11. an embryo placing bin; 12. a rotating shaft; 13. a hand-held piece; 14. heat preservation and sealing; 15. a secondary temperature conducting block; 16. the embryo is placed into the groove.

Detailed Description

The novel clinical examiner in large internal medicine of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments of the present invention.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented in other different ways (rotated 90 degrees or at other orientations) with the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-6, the present invention provides a technical solution: freezing embryo accumulator suitable for resistant liquid nitrogen low temperature storage, including heat preservation enclosing cover 1, storehouse 11 is placed to mechanism 9 and embryo to temperature-sensing, handheld handle 2 is installed to the both sides of heat preservation enclosing cover 1, the downside of heat preservation enclosing cover 1 is connected with mount pad 3, heat preservation enclosing cover 1 is inhaled for laminating magnetism with mount pad 3 and is connected, mount pad 3 is welded fixed connection with the lower extreme in liquid nitrogen storehouse 4, it is instant spacing to keep warm enclosing cover 1 on mount pad 3 that can be quick, guarantee the cover that heat preservation enclosing cover 1 can be stable on liquid nitrogen storehouse 4, and then can realize that the embryo places the protection in storehouse 11.

Install liquid nitrogen storehouse 4 in 3 internal diameters departments of mount pad, seted up on liquid nitrogen storehouse 4 and annotated liquid mouth 5, annotated and installed sealed lid 6 on the liquid nitrogen mouth 5, annotate liquid mouth 5 and sealed lid 6 and be thread sealing connection, annotate liquid mouth 5 and liquid nitrogen storehouse 4 intercommunication each other, sealed lid 6 of taking off that can be quick carries out the liquid nitrogen and adds the processing in annotating liquid mouth 5, realizes in time adding of material and puts.

The side in liquid nitrogen storehouse 4 is provided with translucent cover 7, has preset the graduation apparatus 8 on the translucent cover 7, and translucent cover 7 and liquid nitrogen storehouse 4 design as an organic whole, and translucent cover 7 is established to low temperature resistant transparent material, observes the residual liquid in liquid nitrogen storehouse 4, guarantees that the residual liquid in liquid nitrogen storehouse 4 is sufficient to can be quick add the liquid and handle, increase the convenient degree of use of whole device, can realize the stable cooling of equipment simultaneously.

The standing groove 10 is installed to the outer wall of liquid nitrogen storehouse 4, it places storehouse 11 to be provided with the embryo in the standing groove 10, standing groove 10 and embryo are placed storehouse 11 and are equidistance evenly distributed in the outside of liquid nitrogen storehouse 4, the embryo is placed and is seted up embryo and put into groove 16 in the storehouse 11, embryo is placed and is installed second grade heat conduction piece 15 in the groove 16, heat preservation closing cap 14 is installed to embryo's upper end of putting into groove 16, be convenient for take out the embryo, heat preservation closing cap 14 places storehouse 11 through embryo and puts into the groove 16 and constitute threaded connection, can rotate heat preservation closing cap 14 and open embryo and put into groove 16, and then can take out the embryo that the embryo put into the groove 16.

The embryo is placed the side of storehouse 11 and is installed pivot 12, is connected with handheld piece 13 in the pivot 12, and handheld piece 13 is placed storehouse 11 through pivot 12 and embryo and is constituted swivelling joint, can rotate pivot 12 and place storehouse 11 perpendicularly with handheld piece 13 and embryo, and the handheld piece 13 of pulling is taken out the embryo afterwards and is placed storehouse 11, and the embryo is placed the one end that storehouse 11 is pressed close to liquid nitrogen storehouse 4 and is connected with temperature and leads mechanism 9.

The temperature conducting mechanism 9 in this embodiment includes a temperature conducting sheet 91, a connecting groove 92, a temperature conducting spring 93 and a first-stage temperature conducting block 94, the connecting groove 92 is formed on the temperature conducting sheet 91, the temperature conducting spring 93 is installed in the connecting groove 92, the first-stage temperature conducting block 94 is connected to the temperature conducting spring 93, the first-stage temperature conducting block 94 and the connecting groove 92 form a telescopic structure through the temperature conducting spring 93, and the connecting grooves 92 are uniformly distributed on the temperature conducting sheet 91 at equal intervals. The stability of temperature is guaranteed, the temperature piece 15 is led to the second grade to the temperature that produces in the liquid nitrogen storehouse 4 in can cooperating the piece 91 that leads to the temperature to one-level lead the temperature piece 94 to put into groove 16 through the second grade and cool down the processing of leading to the temperature piece 15, guarantee that the embryo was put and is deposited in the groove 16 can realize that the low temperature is deposited.

The working principle is as follows: according to the figure 1-2, the heat-insulating outer cover 1 is taken down from the mounting seat 3 by holding the handheld handle 2, and then the heat-insulating outer cover 1 is placed on the side edge, so that the heat-insulating outer cover 1 can be taken out;

according to the figure 3-4, the scale 8 on the transparent cover 7 is observed to judge the residual amount of liquid nitrogen in the liquid nitrogen bin 4, then the sealing cover 6 is rotated to take the liquid nitrogen out of the liquid injection port 5, then the liquid nitrogen is injected through the liquid injection port 5, and then the liquid injection port 5 is tightly sealed through the sealing cover 6, namely the additional injection of the liquid nitrogen is completed;

according to the figure 4 and the figure 6, the rotating shaft 12 is rotated to vertically arrange the holding piece 13 on the embryo placing bin 11, then the holding piece 13 is pulled to drive the embryo placing bin 11 to leave the placing groove 10, the heat preservation cover 14 is screwed to expose the embryo placing groove 16, and then the embryo is placed in the embryo placing groove 16 to finish the storage.

According to the illustration of fig. 5-6, the holding piece 13 is held to push the embryo storage 11 into the storage groove 10, the secondary temperature-conducting block 15 is magnetically connected with the primary temperature-conducting block 94, the temperature-conducting spring 93 slides in the connecting groove 92, and the temperature conducted by the temperature-conducting piece 91 on the liquid nitrogen bin 4 is conducted to the secondary temperature-conducting block 15, so as to maintain the low temperature of the embryo stored in the storage groove 16.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. Freezing embryo accumulator suitable for resistant liquid nitrogen low temperature storage, its characterized in that: the heat-insulation device comprises a heat-insulation outer cover (1), a temperature guide mechanism (9) and an embryo placing bin (11), wherein hand-held handles (2) are arranged on two sides of the heat-insulation outer cover (1), a mounting seat (3) is connected to the lower side of the heat-insulation outer cover (1), a liquid nitrogen bin (4) is arranged at the inner diameter of the mounting seat (3), a liquid injection port (5) is formed in the liquid nitrogen bin (4), a sealing cover (6) is arranged on the liquid injection port (5), a transparent cover (7) is arranged on the side edge of the liquid nitrogen bin (4), and a dial gauge (8) is preset on the transparent cover (7);

a placing groove (10) is arranged on the outer wall of the liquid nitrogen bin (4), an embryo placing bin (11) is arranged in the placing groove (10), an embryo placing groove (16) is formed in the embryo placing bin (11), a secondary temperature conducting block (15) is arranged in the embryo placing groove (16), and a heat preservation sealing cover (14) is arranged at the upper end of the embryo placing groove (16);

the embryo is placed the side in storehouse (11) and is installed pivot (12), be connected with handheld piece (13) on pivot (12), the embryo is placed the one end that storehouse (11) is pressed close to liquid nitrogen storehouse (4) and is connected with temperature and leads mechanism (9).

2. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 1, wherein: the heat-insulation outer cover (1) is magnetically attracted and connected with the mounting seat (3) in a fitting mode, and the mounting seat (3) is fixedly connected with the lower end of the liquid nitrogen bin (4) in a welding mode.

3. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 1, wherein: the liquid injection port (5) is in threaded sealing connection with the sealing cover (6), and the liquid injection port (5) is communicated with the liquid nitrogen bin (4).

4. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 1, wherein: transparent cover (7) and liquid nitrogen storehouse (4) design as an organic whole, transparent cover (7) are established to low temperature resistant transparent material.

5. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 1, wherein: mechanism (9) is led to temperature is including leading temperature piece (91), spread groove (92), leading temperature spring (93) and one-level lead temperature piece (94), lead and seted up spread groove (92) on temperature piece (91), install in spread groove (92) and lead temperature spring (93), it leads temperature piece (94) to be connected with the one-level on temperature spring (93) to lead.

6. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 5, wherein: one-level leads warm piece (94) and constitutes extending structure through leading warm spring (93) and spread groove (92), spread groove (92) are equidistance evenly distributed on leading warm piece (91).

7. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 1, wherein: the embryo placing bin (11) is magnetically attracted and connected in the placing groove (10) in a nested mode, the embryo placing bin (11) and the embryo placing groove (16) are designed in an integrated mode, the inner wall of the embryo placing groove (16) is connected with the first-stage heat conducting block (94) in a magnetic mode through the second-stage heat conducting block (15), and the second-stage heat conducting block (15) is magnetically attracted and connected with the first-stage heat conducting block (94).

8. The frozen embryo storage container suitable for cryogenic storage in liquid nitrogen resistant as claimed in claim 1, wherein: the handheld piece (13) is rotatably connected with the embryo placing bin (11) through a rotating shaft (12), and the heat-preservation sealing cover (14) is in threaded connection with the embryo placing bin (11) through the embryo placing groove (16).