CN221301676U - Combined freezing device for single blood sampling low-temperature storage - Google Patents
Combined freezing device for single blood sampling low-temperature storage Download PDFInfo
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- CN221301676U CN221301676U CN202322620212.7U CN202322620212U CN221301676U CN 221301676 U CN221301676 U CN 221301676U CN 202322620212 U CN202322620212 U CN 202322620212U CN 221301676 U CN221301676 U CN 221301676U
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- 238000007710 freezing Methods 0.000 title claims abstract description 170
- 230000008014 freezing Effects 0.000 title claims abstract description 170
- 238000010241 blood sampling Methods 0.000 title claims abstract description 18
- 239000008280 blood Substances 0.000 claims description 19
- 210000004369 blood Anatomy 0.000 claims description 19
- 238000012800 visualization Methods 0.000 claims description 16
- 238000005138 cryopreservation Methods 0.000 claims description 14
- 238000002617 apheresis Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000523 sample Substances 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 238000013461 design Methods 0.000 description 14
- 230000000007 visual effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 208000001034 Frostbite Diseases 0.000 description 2
- 239000012472 biological sample Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 210000002865 immune cell Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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Abstract
The utility model discloses a combined freezing device for single blood sampling low-temperature storage, which belongs to the technical field of low-temperature storage and comprises a freezing cabinet, a freezing frame and a freezing box, wherein the freezing frame is inserted into the freezing cabinet, and the freezing box is inserted into the freezing frame; the freezing and storing rack comprises a freezing and storing rack body with an accommodating space, a lifting handle, a tray and a telescopic label, wherein the lifting handle is arranged at the top of the freezing and storing rack body, the telescopic label is inserted into the upper end of the freezing and storing rack body, the tray is detachably connected to the inner cavity of the freezing and storing rack body, and the freezing and storing box is arranged on the tray; the telescopic label comprises a label body and a telescopic structure, the telescopic structure is arranged on the inner wall of the top of the freezing storage rack body, the label body penetrates through the top of the freezing storage rack body, and the end part of the label body is detachably connected with the telescopic structure. Solves the problems of storage temperature fluctuation and difficult taking and storage caused by easy tilting of the freezing storage rack in the prior art. Has the advantages of stable placement and high access efficiency.
Description
Technical Field
The utility model relates to the technical field of low-temperature storage, in particular to a combined freezing storage device for single blood sampling low-temperature storage.
Background
The blood sampling freezing technology has wide application prospect in the field of modern medicine, such as seed bank storage, disease treatment, immune cell storage and the like. However, there are still some problems with the apheresis storage methods currently on the market. Most storage is performed using a freezer bag placed in a metal freezer box and then inserted into an elongated freezer rack. There are some potential problems with this storage approach.
First, because the interior of the gaseous storage tank is open, the elongated freezing shelf is prone to tipping, which can result in inaccurate positioning of the freezing box. When resuscitation apheresis is required, the worker spends additional time and effort searching for a particular cryopreservation cassette, increasing their workload and risk of frostbite. In addition, this storage also causes temperature fluctuations. Because the insertion depth of the freezing frame is shallow, the sample in the freezing box is easily influenced by the change of the external temperature. This not only affects the quality of the sample, but also wastes liquid nitrogen resources.
Therefore, there is a need for a combined freezing device for storing blood at low temperature by single blood sampling, so as to solve the problem that the slender freezing frame is easy to fall down, improve the storage and taking efficiency of the freezing frame, and reduce the risk of frostbite of staff.
Disclosure of utility model
Therefore, the utility model provides a combined freezing device for single blood sampling low-temperature storage, which solves the problems of storage temperature fluctuation and difficult taking and storing caused by easy tilting of a freezing frame in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
The utility model provides a combined freezing device for single blood sampling low-temperature storage, which comprises a freezing cabinet, a freezing frame and a freezing box, wherein the freezing frame is inserted into the freezing cabinet, and the freezing box is inserted into the freezing frame.
Further, the freezing frame comprises a freezing frame body with an accommodating space, a handle, a tray and a telescopic label, wherein the handle is arranged at the top of the freezing frame body, the telescopic label is inserted into the upper end of the freezing frame body, the tray is detachably connected to the inner cavity of the freezing frame body, and the freezing box is arranged on the tray.
Further, the telescopic label comprises a label body and a telescopic structure, the telescopic structure is arranged on the inner wall of the top of the freezing storage rack body, the label body penetrates through the top of the freezing storage rack body, and the end part of the label body is detachably connected with the telescopic structure.
Further, the telescopic structure includes:
The storage groove is arranged in the inner cavity at the top of the freezing storage rack;
The rotating shaft is rotatably connected in the storage groove and is parallel to the top of the freezing storage rack;
The reset coil spring is coiled on the rotating shaft, and one end of the reset coil spring is fixedly connected with the rotating shaft; and
Traction strip, coil in the reset coil spring outer fringe, traction strip one end with reset coil spring's the other end fixed connection, just traction strip other end and label body lower extreme detachable connection.
Further, the freezing box is further provided with a visual window and an information card, the visual window is arranged on the side wall of the freezing box, and the information card is arranged on the side wall of the freezing box on the opposite side of the visual window.
Further, the visual window also comprises a label, wherein the label is arranged below the visual window.
Further, the tray is provided with a plurality of, and a plurality of the tray is followed freeze and deposit frame body direction of height install in proper order in freeze and deposit frame body inner chamber.
Further, the top of the freezing storage rack is provided with an opening matched with the storage groove.
Further, the traction strip is made of stainless steel.
Further, the automatic tag comprises a connecting port, wherein the connecting port is arranged below the tag body, and the connecting port is matched with the traction strip.
The utility model has the following advantages:
1. The application adopts the telescopic label to ensure that a user can conveniently and quickly find the required freezing frame, and meanwhile, the design that the telescopic label is inserted at the top of the freezing frame avoids the problems that a plurality of labels hang outside a liquid nitrogen tank, are placed in disorder and are not easy to position, thereby reducing the time for the user to position samples, lightening the workload and improving the searching efficiency of the samples.
2. The combined freezing and storing device reduces the influence of external temperature change on a sample, ensures the quality and stability of the sample, and ensures that the utilization mode of liquid nitrogen is more efficient and the waste of the liquid nitrogen is reduced by placing the freezing and storing frame into the freezing and storing cabinet; and the square design of the combined freezing and storing device ensures that the freezing and storing frame is stably placed at the bottom of the gaseous storage tank, thereby avoiding the problem that the long and thin freezing and storing frame is easy to fall down.
Drawings
In order to more clearly illustrate the embodiments of the present utility model 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 will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic view of a combined freezing and storing device for storing blood taken by an individual at low temperature;
fig. 2 is a schematic structural view of a freezing shelf provided by the utility model;
FIG. 3 is a front view of the freezer rack provided by the utility model;
FIG. 4 is a rear view of the shelf of the present utility model;
FIG. 5 is a schematic view of the structure shown in FIG. 3A according to the present utility model;
Fig. 6 is a schematic diagram of a label body structure provided by the present utility model;
In the figure: 1. a freezing cabinet; 2. a freezing storage rack; 21. a freezing storage rack body; 22. a handle; 23. a tray; 24. a telescoping tag; 241. a tag body; 2411. a connection port; 242. a telescopic structure; 2421. a storage groove; 2422. a rotation shaft; 2423. a reset coil spring; 2424. a traction bar; 3. a cryopreservation box; 31. a visualization window; 32. an information card; 33. reference numerals.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 3, the present application provides a combined freezing and storing device for storing blood by single blood sampling at low temperature, which comprises a freezing and storing cabinet 1, a freezing and storing frame 2 and a freezing and storing box 3. The freezing frame 2 is inserted in the freezing cabinet 1, and the freezing box 3 is inserted in the freezing frame 2. The combination is in order to facilitate the low-temperature storage and transportation of the single blood sampling specimen, wherein the freezing cabinet 1 is responsible for providing a storage freezing frame 2 which is orderly and stably in a low-temperature environment, and the freezing frame 2 is inserted into the freezing cabinet 1, so that the storage and the retrieval of the specimen are facilitated. The freezing box 3 is inserted into the freezing frame 2, and has the function of protecting each blood sample from the influence of external environment.
The principle of apheresis is based on the effect of temperature on cell activity. In a low temperature environment, the activity of the cells is reduced, thereby prolonging the survival time of the cells. The aim can be effectively achieved by combining the freezing device, and a stable low-temperature environment is provided for the blood sampling specimen, so that the blood sampling specimen can keep activity for a long time. The combined freezing and storing device has the advantages of small occupied space and easy maintenance. Due to the adoption of the high-efficiency refrigeration technology, the space occupied by the freezing cabinet 1 is reduced, and meanwhile, the practicability and usability are also considered in the design of the freezing frame 2 and the freezing box 3, so that an operator can conveniently access and maintain the freezing cabinet.
In addition, the application scene of the combined freezing and storing device is very wide. The device not only can be used for low-temperature storage and transportation of single blood sampling, but also provides a convenient, efficient and safe mode for low-temperature storage and transportation of blood samples, provides great convenience for medical treatment and scientific research work, and has high practical value.
As shown in fig. 2 and 3, the freezing shelf 2 includes a freezing shelf body 21 with a containing space, a handle 22, a tray 23 and a telescopic label 24, the handle 22 of the freezing shelf 2 is arranged at the top of the freezing shelf body 21, which is convenient for a user to extract and move the freezing shelf 2, and the handle 22 is designed in consideration of ergonomics, provides comfortable holding feeling and meets the load bearing requirement. The tray 23 can be detachably connected to the inner cavity of the freezing and storing frame body 21, the design can be convenient for cleaning and maintenance, and different distances are arranged between the trays 23 according to the heights of different freezing and storing boxes 3.
Wherein, the freezing box 3 is placed on the tray 23, which is convenient for a user to take and place the freezing box 3. The design ensures that the freezing box 3 can be more firmly placed on the freezing frame 2, and ensures the safety and stability of blood samples. Meanwhile, the tray 23 is designed to facilitate the taking, placing and management of the freezing storage box 3, and space is effectively utilized.
Specifically, the retractable tag 24 is used for identifying different freezing frames 2, and the retractable tag 24 can be stretched out of the liquid nitrogen tank, so that an operator can conveniently and quickly and clearly identify the content on the retractable tag 24 and locate samples or objects. By means of the stretch labels 24, different kinds of samples or articles can be sorted and generalized. For example, different types of blood samples (e.g., blood type O, blood type a, etc.) or different types of biological samples (e.g., DNA samples, tissue samples, etc.) may be classified and identified. In this way, even if the number of samples or articles is large, management and retrieval can be easily performed.
The design of the telescopic label 24 can facilitate the operator to quickly find the required freezing shelf 2. The stretchable tag 24 is made of a low temperature resistant material such as stainless steel. When an operator uses the freezing and storing rack 2, the telescopic label 24 can be clamped and stretched to distinguish whether the freezing and storing rack 2 is needed, and when the telescopic label 24 is not required to be clamped and carefully distinguished, the user can retract the inserting opening at the top of the freezing and storing rack 2. This design has avoided hanging the label outside the liquid nitrogen container, and the disorder is felt and the label is because of unexpected drop and can't discern the problem of freezing and storing frame 2, and the user carries out accurate discernment and differentiation to freezing and storing frame 2 through label body 241.
As shown in fig. 3 to 5, the telescopic tag 24 includes a tag body 241 and a telescopic structure 242, and the tag body 241 is detachably connected with the telescopic structure 242, so that a user can use different tag bodies 241 to identify and position different samples in an adapting manner by rotating different freezing frames 2. Meanwhile, since the tag body 241 penetrates the top of the freezing shelf 2, the vertical placement and preservation of the tag body 241 can be facilitated. In addition, the telescopic structure 242 is arranged on the top inner wall of the freezing storage rack body 21, and the support label body 241 can extend and conveniently stretch out the liquid nitrogen tank so as to accurately read the information on the label body 241 and position the searched sample. Thus, even in the case where the light in the freezer 1 is dark or the space is narrow, the type of the sample or article can be quickly and accurately identified. After the reading is completed, the tag body 241 is placed back above the freezing and storing frame 2, and the tag body 241 is pulled back to the inserting opening at the top of the freezing and storing frame body 21 under the action of the telescopic structure 242 and is inserted again at the top of the freezing and storing frame body 21. As shown in fig. 1, the telescoping label 24 also extends out of the top of the freezer 1 for ease of identification and stretching to close viewing. This design increases the practicality and convenience of the combined cryopreservation apparatus, thereby facilitating the operator to quickly identify and locate samples or items.
Specifically, the stretch labels 24 may also be provided in different colors. Different colors of the stretch labels 24 may be used to distinguish between different sample types or different study items. For example, a red stretch label 24 may represent a blood sample of type O, a blue stretch label 24 may represent a blood sample of type a, a green stretch label 24 may represent study a, an orange stretch label 24 may represent study B, and so on. The telescopic label 24 and the traction bar 2424 are detachably connected, so that the telescopic label 24 made of metal materials can be reused, and waste is avoided. This design increases the ease of use and the degree of visualization of the combined cryopreservation apparatus. By setting the stretch labels 24 to different colors, different types of samples or items can be more intuitively distinguished and identified.
Wherein the telescopic structure 242 comprises: a receiving groove 2421, a rotation shaft 2422, a return coil spring 2433, and a traction bar 2424. The storage groove 2421 is arranged in the inner cavity at the top of the freezing storage rack 2; the rotation shaft 2422 is rotatably coupled in the receiving groove 2421, and the receiving groove 2421 is used for providing a fixed coupling position of the rotation shaft 2422. The rotation axis 2422 is parallel to the top of the freezing shelf 2, so that the stability of the expansion tag 24 on the freezing shelf 2 can be ensured. The return coil spring 2433 is coiled on the rotary shaft 2422, and one end of the return coil spring 2433 is fixedly connected with the rotary shaft 2422; traction bar 2424 is coiled on the outer edge of the reset coil spring 2433, one end of traction bar 2424 is fixedly connected with the other end of reset coil spring 2433, and the elasticity of reset coil spring 2433 can provide stretching and shrinking functions of traction bar 2424. The other end of the traction bar 2424 penetrates through the upper wall of the top of the freezing storage rack 2 and is detachably connected with the lower end of the label body 241. It can run through traction bar 2424 from the top of freezing frame 2 and connect to label body 241 lower extreme, realizes the flexible function of flexible label 24. The design that traction bar 2424 can be dismantled with label body 241 lower extreme and be connected also is convenient for the label body 241 of metal material use on the different freezes and deposits frame 2, has widened the application scope of label body 241, has avoided the waste of label body 241.
As shown in fig. 6, a connection port 2411 is further provided on the tag body 241, the connection port 2411 allows the end of the traction bar 2424 to pass through, and the end of the traction bar 2424 can hook the tag body 241, so as to realize detachable connection of the tag body 241 and the traction bar 2424.
The freezing box 3 is also provided with a visual window 31 and an information card 32, see fig. 3 and 4 in detail. The visualization window 31 is arranged on the side wall of the freezing box 3, and the information card 32 is arranged on the side wall of the freezing box 3 opposite to the visualization window 31. This design allows the visualization window 31 and the information card 32 to be easily read and managed. The visualization window 31 can see basic information of the blood sample on the freezing bag, such as the number, the type, the collection date, and the like, so that an operator can conveniently and quickly know and track the condition of the sample. The information card 32 can record more blood information such as patient's name, age, sex, medical history, etc., facilitating more detailed and thorough investigation of the blood sample by medical and scientific researchers.
At the same time, the design of the visualization window 31 and the information card 32 also allows for efficient storage of the cryopreservation cassette 3. By providing the visualization window 31 and the information card 32 on the side wall of the freezing box 3, blood information can be conveniently read and managed while also making effective use of space.
As shown in fig. 3, a reference numeral 33 is further provided under the visualization window 31, which allows the reference numeral 33 under the visualization window 31 to be used for numbering and marking each of the cryopreserved boxes 3. This reference numeral 33 may correspond to the blood sample number within each of the cryopreservation cassettes 3 for ease of administration and retrieval. By providing the reference numeral 33 below the visualization window 31, the operator can easily recognize and locate the desired cryopreservation cassette 3.
The top of the freezing shelf 2 is provided with an opening which is matched with the storage groove 2421. The shape and size of this opening correspond to the receiving groove 2421, so that the receiving and taking of the tag body 241 upon retraction are more convenient. Through this opening, can take out or put back the normal position easily with label body 241 from accomodating groove 2421, open-ended lower extreme still is provided with the layer board of L type simultaneously, makes label body 241 can insert and establishes in can not thoroughly falling into accomodating groove 2421 when freezing the frame 2 top, causes label body 241 inconvenient take out or makes take place to drop between label body 241 and the traction bar 2424.
The traction bar 2424 is made of stainless steel, has excellent strength and stability at low temperature, and can adapt to the requirements of low-temperature environment. And the traction bar 2424 may provide good corrosion resistance and mechanical strength to ensure the durability and stability of the service life of the stretch label 24.
Typically each freezing shelf 2 can accommodate at least 5 freezing boxes 3. By placing the freezing box 3 on the freezing frame 2, a large amount of blood sample or other biological sample can be easily stored and transported. The freezing frame body 21 is detachably connected with the tray 23, so that the distance between the trays 23 can be adjusted according to the size of the freezing box 3.
Working principle:
According to the application, the freezing boxes 3 are sequentially placed in the inner cavity of the freezing frame 2 along the height direction, the telescopic labels 24 are arranged at the top of the freezing frame 2, when a user searches for the required freezing frame 2, the telescopic labels 24 can be pulled up to clearly and conveniently identify the information of the freezing frame 2 stored samples, when the user reads the content on the label body, the user only needs to release the label body or put back the top of the freezing frame 2, and the label body is inserted in the position before returning under the traction of the telescopic structure 242, so that the induction and placement of the labels of the freezing frame 2 are more neat and concise.
The freezing box 3 can be inserted into the accommodating space of the freezing frame 2, and one side of the freezing box 3 for single blood sampling is designed by adopting a square visual window 31, so that a user can intuitively see the information of the freezing bag. The edges of the visualization window 31 are rounded and polished to prevent the freezing bag from being scratched. The other side of the freezing box 3 can be inserted with an information card 32 to record more detailed blood information.
The design of the freezing frame 2 can be inserted into 5 freezing boxes 3, and the lower part of the visual window 31 is provided with a capital Arabic numeral for distinction, so that the freezing boxes 3 with different marks can be conveniently identified. The freezing and storing rack 2 can be conveniently inserted into a freezing and storing cabinet 1. The bottom of the freezer 1 is designed to be square so that it can be placed in a gaseous storage tank smoothly. Through the design, a high-efficiency, safe and easy-to-manage mode is provided for users, so that the low-temperature storage and transportation are more convenient.
While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (7)
1. The combined freezing device for single blood sampling low-temperature storage is characterized by comprising a freezing cabinet (1), a freezing frame (2) and a freezing box (3), wherein the freezing frame (2) is inserted into the freezing cabinet (1), and the freezing box (3) is inserted into the freezing frame (2);
The freezing and storing frame (2) comprises a freezing and storing frame body (21) with an accommodating space, a lifting handle (22), a tray (23) and a telescopic label (24), wherein the lifting handle (22) is arranged at the top of the freezing and storing frame body (21), the telescopic label (24) is inserted into the upper end of the freezing and storing frame body (21), the tray (23) is detachably connected to the inner cavity of the freezing and storing frame body (21), and the freezing and storing box (3) is arranged on the tray (23);
The telescopic label (24) comprises a label body (241) and a telescopic structure (242), the telescopic structure (242) is arranged on the inner wall of the top of the freezing and storing frame body (21), the label body (241) penetrates through the top of the freezing and storing frame body (21), and the end part of the label body (241) is detachably connected with the telescopic structure (242);
the telescopic structure (242) comprises:
the storage groove (2421) is arranged on the inner wall of the top of the freezing storage rack (2);
A rotation shaft (2422) rotatably connected in the storage groove (2421), and the rotation shaft (2422) is parallel to the top of the freezing storage rack (2);
A return coil spring (2423) wound around the rotation shaft (2422), one end of the return coil spring (2423) being fixedly connected with the rotation shaft (2422); and
Traction bar (2424) coil in the outer fringe of reset coil spring (2423), traction bar (2424) one end with the other end fixed connection of reset coil spring (2423), just traction bar (2424) other end and label body (241) lower extreme detachable connection.
2. The combined cryopreservation apparatus for single blood sampling and low-temperature storage according to claim 1, wherein a visualization window (31) and an information card (32) are further arranged on the cryopreservation box (3), the visualization window (31) is arranged on the side wall of the cryopreservation box (3), and the information card (32) is arranged on the side wall of the cryopreservation box (3) opposite to the visualization window (31).
3. A combined cryopreservation apparatus for apheresis according to claim 2 further comprising a label (33), said label (33) being arranged below the visualization window (31).
4. The combined freezing device for storing the blood by single blood sampling at low temperature according to claim 1, wherein a plurality of trays (23) are arranged, and the plurality of trays (23) are sequentially arranged in the inner cavity of the freezing frame body (21) along the height direction of the freezing frame body (21).
5. The combined freezing and storing device for single blood sampling and low-temperature storage according to claim 1, wherein the top of the freezing and storing frame (2) is provided with an opening matched with the containing groove (2421).
6. The combined cryopreservation apparatus for apheresis according to claim 1 wherein said traction bar (2424) is of stainless steel.
7. The combined cryopreservation apparatus for apheresis according to claim 1, further comprising a connection port (2411), wherein the connection port (2411) is provided below the tag body (241), and the connection port (2411) is adapted to the traction bar (2424).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322620212.7U CN221301676U (en) | 2023-09-26 | 2023-09-26 | Combined freezing device for single blood sampling low-temperature storage |
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CN202322620212.7U CN221301676U (en) | 2023-09-26 | 2023-09-26 | Combined freezing device for single blood sampling low-temperature storage |
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