CN218755776U - Supplementary liquid apparatus for producing for reproduction - Google Patents
Supplementary liquid apparatus for producing for reproduction Download PDFInfo
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- CN218755776U CN218755776U CN202223188889.XU CN202223188889U CN218755776U CN 218755776 U CN218755776 U CN 218755776U CN 202223188889 U CN202223188889 U CN 202223188889U CN 218755776 U CN218755776 U CN 218755776U
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- carbon dioxide
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Abstract
The application is suitable for the technical field of medical instrument manufacturing, and provides a device for producing an auxiliary reproductive fluid, which comprises a bracket, and a sterilization system, an operation cabin and a carbon dioxide gas supply and exhaust system which are arranged on the bracket; the operation cabin comprises an accommodating cavity, an operation opening and a visible window; the accommodating cavity is used for accommodating the auxiliary reproductive liquid to be treated, and the operation port is arranged on the accommodating cavity; the visual window is arranged on the accommodating cavity; the carbon dioxide gas supply and exhaust system comprises a gas inlet pipe, a gas exhaust pipe and a carbon dioxide concentration probe; the carbon dioxide gas supply and exhaust system adjusts the carbon dioxide in the accommodating cavity the concentration is used for maintaining the stability of the pH value of the auxiliary reproductive fluid to be treated; and the sterilization system is communicated with the accommodating cavity and is used for sterilizing the accommodating cavity. This application is through the setting of carbon dioxide gas confession exhaust system, can adjust the carbon dioxide concentration that holds the intracavity and then maintain the stability of supplementary reproduction with the pH value of liquid.
Description
Technical Field
The application belongs to the technical field of medical instrument manufacturing, and particularly relates to a liquid production device for assisted reproduction.
Background
In assisted reproduction medicine, liquid products such as ovum liquid, gamete buffer solution, insemination liquid, embryo culture solution and the like are required to be used, the pH value of the solution is very high in operation of the ovum and the embryo, and the pH value of most commercial assisted reproduction liquid is kept in the range of 7.3 +/-0.1. Almost all of these liquid products contain sodium bicarbonate, and sodium bicarbonate solutions are exposed to air and tend to evolve carbon dioxide which raises the pH of the fluid for assisted reproduction. Particularly, the culture solution products do not contain HEPES buffer solution and MOPS buffer solution, so that the change of the pH value is more easily influenced by the concentration of carbon dioxide. In actual production, the liquid product for auxiliary reproduction adopts a filtration sterilization and aseptic filling technology, the filtration sterilization and the aseptic filling are carried out under hundred-grade clean conditions, however, when the liquid for auxiliary reproduction is treated in the existing production equipment, the pH value of the liquid for auxiliary reproduction is unstable.
SUMMERY OF THE UTILITY MODEL
An object of this application embodiment is to provide an auxiliary liquid apparatus for producing of procreation, aim at solving among the prior art and handle the unstable problem of pH value of auxiliary liquid for procreation when assisting liquid for procreation.
The embodiment of the application is realized by the device for producing the liquid for assisting reproduction, the auxiliary reproductive fluid production device comprises a bracket, and a sterilization system, an operation cabin and a carbon dioxide gas supply and exhaust system which are arranged on the bracket;
the operation cabin comprises an accommodating cavity, an operation opening and a visible window; the accommodating cavity is used for accommodating an auxiliary reproductive liquid to be treated, and the operation port is arranged on the accommodating cavity; the visual window is arranged on the accommodating cavity;
the carbon dioxide gas supply and exhaust system comprises an air inlet pipe, an exhaust pipe and a carbon dioxide concentration probe, wherein the carbon dioxide concentration probe is arranged in the accommodating cavity and used for detecting the concentration of carbon dioxide in the accommodating cavity; the carbon dioxide gas supply and discharge system maintains the stability of the pH value of the auxiliary reproductive fluid to be treated by adjusting the concentration of carbon dioxide in the accommodating cavity;
the sterilization system is communicated with the accommodating cavity and is used for sterilizing the accommodating cavity.
Preferably, the carbon dioxide gas supply and exhaust system further comprises a first electronic flow control valve and a second electronic flow control valve;
the first electronic flow control valve is arranged on the air inlet pipe and used for controlling the air inflow of the air inlet pipe;
the second electronic flow control valve is arranged on the exhaust pipe and used for controlling the exhaust volume of the exhaust pipe.
Preferably, the carbon dioxide gas supply and exhaust system further comprises an electric control cabinet, the electric control cabinet receives carbon dioxide concentration information detected by the carbon dioxide concentration probe, and the electric control cabinet controls and adjusts the first electronic flow control valve and the second electronic flow control valve.
Preferably, the electric control cabinet is provided with a control panel, and the control panel is electrically connected with the electric control cabinet.
Preferably, a gas filter is arranged on the air inlet pipe and used for filtering impurities in the inlet air.
Preferably, the sterilization system includes a hydrogen peroxide generator that sterilizes the housing chamber by generating hydrogen peroxide gas.
Preferably, the operation opening is formed on the visual window; gloves are detachably and hermetically arranged on the operation port.
Preferably, the visual window is movably and hermetically arranged on the accommodating cavity.
Preferably, hold chamber one side and set up the installation opening, the one end of visual window with hold the chamber and be in the part outside the installation opening is articulated, be provided with the locking structure on the other end of visual window, the locking structure is used for the closure visual window.
Preferably, a sealing strip is arranged between the accommodating cavity and the visual window.
According to the device for producing the liquid for auxiliary reproduction, the accommodating cavity is sterilized through the sterilization system, and when the liquid for auxiliary reproduction is operated and treated in the accommodating cavity, microbial pollution can be prevented; by arranging the carbon dioxide concentration probe in the accommodating cavity, the carbon dioxide concentration in the accommodating cavity can be detected, the carbon dioxide concentration in the accommodating cavity can be adjusted through the arrangement of the carbon dioxide gas supply and exhaust system, so that the pH value of the reproductive fluid can be maintained and assisted to be stable.
Drawings
Fig. 1 is a perspective view of an apparatus for producing an auxiliary reproductive fluid according to an embodiment of the present application;
fig. 2 is a cross-sectional view of an auxiliary genital fluid production device provided in an embodiment of the present application;
in the drawings: 1. a support; 2. a visual window; 3. an air inlet pipe; 4. an exhaust pipe; 5. an electric control cabinet; 6. a control panel; 7. an operation port; 8. a hydrogen peroxide generator, 9, a gas filter; 10. a lock structure; 11. an operation bin; 12. a carbon dioxide concentration probe; 13 hydrogen peroxide line.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Specific implementations of the present application are described in detail below with reference to specific embodiments.
As shown in fig. 1 and 2, a three-dimensional structure diagram of an auxiliary reproductive fluid production device according to an embodiment of the present application includes:
an auxiliary liquid production device for reproduction comprises a bracket 1, and a sterilization system, an operation cabin 11 and a carbon dioxide gas supply and exhaust system which are arranged on the bracket 1;
the operation cabin 11 comprises an accommodating cavity, an operation opening 7 and a visible window 2; the accommodating cavity is used for accommodating an auxiliary reproductive liquid to be treated, and the operation port 7 is arranged on the accommodating cavity; the visual window 2 is arranged on the accommodating cavity;
the carbon dioxide gas supply and exhaust system comprises an air inlet pipe 3, an exhaust pipe 4 and a carbon dioxide concentration probe 12, wherein the carbon dioxide concentration probe 12 is arranged in the accommodating cavity and used for detecting the concentration of carbon dioxide in the accommodating cavity; the carbon dioxide gas supply and discharge system maintains the stability of the pH value of the auxiliary reproductive fluid to be treated by adjusting the concentration of carbon dioxide in the accommodating cavity;
the sterilization system is communicated with the accommodating cavity and is used for sterilizing the accommodating cavity.
In this embodiment, the operation chamber 11 is a space for placing the liquid for assisted reproduction and performing an operation treatment on the liquid for assisted reproduction in the operation chamber 11, and the operation chamber 11 is a relatively sealed space when the liquid for assisted reproduction is performed, and the relatively sealed space is that the operation chamber 11 is not absolutely sealed because the operation chamber 11 is communicated with the air inlet pipe 3 when the concentration of carbon dioxide in the operation chamber 11 needs to be adjusted during the operation treatment on the liquid for assisted reproduction. The operation cabin 11 comprises an accommodating cavity, an operation port 7 and a visible window 2, the accommodating cavity is a position space where the auxiliary liquid for reproduction is placed and is operated and processed by the auxiliary liquid for reproduction, the operation port 7 is an operation channel for operating and processing the auxiliary liquid for reproduction to be processed placed in the accommodating cavity by workers, of course, the operation port 7 penetrates through the accommodating cavity and the accommodating cavity, when the workers operate and process the auxiliary liquid for reproduction to be processed in the accommodating cavity, the workers stand outside the device, and extend hands or arms into the accommodating cavity through the operation port 7 so as to perform split charging and other processing on the auxiliary liquid for reproduction to be processed; when the working personnel treats the auxiliary reproductive fluid in the accommodating cavity, the operation of the auxiliary reproductive fluid is realized by observing through the visible window 2, and the visible window 2 can be made of glass materials; in this embodiment, the auxiliary liquid for reproduction to be treated may be placed in the accommodating cavity through the operation opening 7, and certainly, an opening and closing window capable of being sealed and locked on the accommodating cavity may be disposed on the accommodating cavity.
In the present application, the manner of disposing the operation cabin 11 on the bracket 1 is not limited, for example, the operation cabin 11 may be fixedly disposed on the bracket 1; for example, the operation cabin 11 can be movably disposed on the bracket 1 through the matching of the sliding block and the sliding groove, and the position of the operation cabin 11 on the bracket 1 along the vertical direction or other directions can be changed to meet the needs of actual work, for example, the sliding block is disposed in the vertical direction of the operation cabin 11, the sliding groove is disposed on the bracket 1, and at this time, the height of the operation cabin 11 can be changed through the matching of the sliding block and the sliding groove to meet the needs of workers with different body types. Of course, when the operation cabin 11 can be moved, the position of the operation cabin 11 can be fixed by arranging the detachable limiting structure to keep the operation cabin 11 stable during the use process. The limit structure is not limited, for example, a threaded hole can be formed in the sliding groove, a limit plate is arranged outside the operation cabin 11 in an extending mode, a locating hole is formed in the limit plate, and when the operation cabin 11 is moved to a proper position, the stud penetrates through the locating hole to be matched with the threaded hole, so that the operation cabin 11 is located.
In an embodiment of the present application, the sterilization system refers to a device, a system or a combination capable of sterilizing other components or structures, such as an ultraviolet sterilizer, a reaction tank capable of generating a sterilization material such as hydrogen peroxide for sterilization, and a related material combination, and the like, and the sterilization system is communicated with the accommodating chamber, and there is no limitation on the way of communicating the sterilization system with the accommodating chamber, for example, when the sterilization system sterilizes the accommodating chamber through hydrogen peroxide, the sterilization system is communicated with the accommodating chamber through a hydrogen peroxide pipeline 13, and the sterilization system can introduce a material such as hydrogen peroxide for sterilization into the accommodating chamber through the hydrogen peroxide pipeline 13, so as to sterilize the accommodating chamber through hydrogen peroxide.
In one embodiment of the present application, the carbon dioxide supply and exhaust system refers to a system combination of related structures capable of adjusting the amount of the carbon dioxide supplied to and exhausted from the accommodating cavity. The carbon dioxide gas supply and exhaust system includes an intake pipe 3, an exhaust pipe 4, and a carbon dioxide concentration probe 12. In this embodiment, one end of the inlet pipe 3 communicates with the accommodating chamber, and the other end of the inlet pipe 3 is connected to a carbon dioxide storage device such as a carbon dioxide steel cylinder. In this embodiment, one end of the exhaust pipe 4 is communicated with the housing chamber, and when the exhaust pipe is used, the connection of the other end of the exhaust pipe 4 is not limited, and may be selected according to actual conditions, for example, the other end of the exhaust pipe 4 may be communicated with the waste tank. In the embodiment of the present application, the carbon dioxide supply and exhaust system further includes control valves, which may be respectively disposed on the intake pipe 3 and the exhaust pipe 4 to respectively control the intake amount and the exhaust amount of carbon dioxide, so as to adjust the concentration of carbon dioxide in the accommodating chamber. The carbon dioxide concentration probe 12 is capable of detecting the carbon dioxide concentration, and it is needless to say that other devices capable of detecting the carbon dioxide concentration, such as a carbon dioxide concentration detector and a carbon dioxide concentration detection sensor, may be used instead of the carbon dioxide concentration probe 12.
According to the device for producing the auxiliary reproductive liquid, the accommodating cavity is sterilized through the sterilization system, so that the auxiliary reproductive liquid placed in the accommodating cavity can be prevented from being polluted by microorganisms; through setting up carbon dioxide concentration probe 12 in holding the chamber, can detect the carbon dioxide concentration that holds the intracavity, through the setting of carbon dioxide gas confession exhaust system, can adjust the carbon dioxide concentration that holds the intracavity and then maintain and assist the stability of reproduction liquid pH value.
As a preferred embodiment of the present application, the carbon dioxide gas supply and exhaust system further includes a first electronic flow control valve, a second electronic flow control valve;
the first electronic flow control valve is arranged on the air inlet pipe 3 and used for controlling the air inflow of the air inlet pipe 3;
the second electronic flow control valve is provided on the exhaust pipe 4, and is used for controlling the exhaust amount of the exhaust pipe 4.
In this embodiment, the first electronic flow control valve and the second electronic flow control valve are electronic flow control valves or electrically controlled valves capable of controlling the gas flow.
The liquid apparatus for producing for assisting reproduction that provides in this application embodiment realizes the automatic control to carbon dioxide gas supply and exhaust through electronic flow control valve, and the control reaction is accurate quick, and in the in-service use, can also open and close a tub road system by the remote control of signal of telecommunication, realizes remote operation, convenient to use.
As a preferred embodiment of the present application, the carbon dioxide gas supply and exhaust system further includes an electric control cabinet 5, the electric control cabinet 5 receives the carbon dioxide concentration information detected by the carbon dioxide concentration probe 12, and the electric control cabinet 5 controls and adjusts the first electronic flow control valve and the second electronic flow control valve.
In the present embodiment, the electronic control cabinet 5 may store therein a control unit, a storage unit, an input unit, and a warning unit. The preset carbon dioxide concentration in the accommodating cavity can be set through the input unit and fed back to the control unit, and the carbon dioxide concentration probe 12 feeds back the detected carbon dioxide concentration to the electric control cabinet 5. When the control unit judges that carbon dioxide concentration does not accord with preset carbon dioxide concentration, can outwards send the early warning through the warning unit, for example the warning unit can set up to the red light, the control unit can be through controlling the red light scintillation in order to realize the early warning, and then reminds the staff in time to adjust the carbon dioxide concentration who holds the intracavity through the input unit. When the control unit judges that the concentration of the carbon dioxide is not consistent with the preset concentration of the carbon dioxide, for example, the detected concentration of the carbon dioxide is lower than the preset concentration of the carbon dioxide, a control instruction can be sent to the first electronic flow control valve to open the first electronic flow control valve so as to supply gas to the accommodating cavity, and meanwhile, the control unit can send a control instruction for adjusting the first electronic flow control valve so as to adjust the air inflow of the carbon dioxide.
In this embodiment, a control panel 6 is disposed on the electric control cabinet 5, and the control panel 6 is electrically connected to the electric control cabinet 5. Relevant control instructions such as starting the sterilization system or adjusting the opening and closing of the electronic flow control valve can be input through the control panel 6 as an input unit, and the working states of other devices or systems can be displayed through the control panel 6, for example, the carbon dioxide inlet flow when the first electronic flow control valve is opened can be displayed.
The auxiliary liquid production device for reproduction provided in the embodiment of the application can realize the control of the first electronic flow control valve and the second electronic flow control valve through the arrangement of the electric control cabinet 5, comprises manual control and automatic control, is convenient to use, and can adjust the carbon dioxide in the accommodating cavity according to the concentration of the carbon dioxide in the accommodating cavity in time so as to maintain the pH value of the auxiliary liquid product for reproduction.
As a preferred embodiment of the present application, a gas filter 9 is disposed on the gas inlet pipe 3, and the gas filter 9 is used for filtering impurities in the supplied gas.
In this embodiment, the position of the gas filter 9 is not limited, and the gas filter 9 may be provided in the gas inlet pipe 3 between the first electronic flow control valve and the housing chamber, or may be provided in the gas inlet pipe 3 between the first electronic flow control valve and the carbon dioxide cylinder.
This embodiment can filter carbon dioxide gas through gas filter 9's setting, filters the impurity in the carbon dioxide gas, avoids carbon dioxide gas to get into and holds impurity and influence the quality of supplementary liquid for reproduction in the chamber.
As a preferred embodiment of the present application, the sterilization system includes a hydrogen peroxide generator 8, and the hydrogen peroxide generator 8 sterilizes the housing chamber by generating hydrogen peroxide gas.
In this embodiment, sterilization system includes hydrogen peroxide generator 8, still includes the pipeline, and pipeline one end intercommunication hydrogen peroxide generator 8, the chamber is held in the pipeline other end intercommunication, and hydrogen peroxide generator 8 produces the vaporized hydrogen peroxide and lets in the vaporized hydrogen peroxide and hold the chamber, sterilizes holding the chamber, provides the sterilization environment for the operation treatment who goes on supplementary reproduction liquid, prevents microbial contamination, improves the quality of supplementary reproduction liquid. After the vaporized hydrogen peroxide is used for sterilizing the accommodating cavity, the vaporized hydrogen peroxide is discharged outwards through the exhaust pipe 4, and an air supply device such as an exhaust fan can be arranged to accelerate the discharge of the hydrogen peroxide.
This embodiment is sterilized to holding the chamber through the setting of hydrogen peroxide generator 8, for carrying out the operation processing to supplementary reproduction liquid and provide the sterilization environment, prevents microbial contamination, improves the quality of supplementary reproduction liquid.
As a preferred embodiment of the present application, the operation opening 7 is opened on the visual window 2; gloves are detachably and hermetically arranged on the operation port 7.
In the present embodiment, the shape of the operation opening 7 is not limited, and for example, the operation opening 7 may be circular, oval, or the like; the shape of the visible window 2 is not limited, for example, the visible window 2 may be rectangular, and the position of the operation opening 7 on the visible window 2 is not limited, for example, the center of the circle of the circular operation opening 7 may be arranged on the middle line of the rectangular visible window 2, so as to improve the observation range of the operator during operation.
In this embodiment, there is no limitation on the installation manner of the removable sealing glove on the operation opening 7, for example, the removable sealing connection between the operation opening 7 and the glove is performed by a glove ring, and of course, the installation of the operation opening 7 and the glove must pass a routine integrity test to ensure the tightness of the operation chamber 11.
In the embodiment, the operation port 7 is arranged on the visual window 2, so that the observation range of a worker on the accommodating cavity when the auxiliary reproductive liquid is treated through the operation port 7 is enlarged, and the auxiliary reproductive liquid is treated in an auxiliary manner; this application still sets up on operation mouthful 7 and can dismantle sealed gloves, and the staff handles supplementary liquid for reproduction through gloves, avoids staff direct contact's bacterial contamination, protects staff's safety simultaneously.
As a preferred embodiment of the present application, the visual window 2 is movably and hermetically disposed on the accommodating cavity.
In the present application, there is no limitation to the specific structure of the visual window 2 movably and hermetically disposed on the accommodating cavity, for example, a mounting opening is formed on one side of the accommodating cavity, one end of the visual window 2 is hinged to a portion of the accommodating cavity outside the mounting opening, a locking structure 10 is disposed on the other end of the visual window 2, and the locking structure 10 is used for locking the visual window 2. The shape of the visual window 2 is not limited, and can be selected according to the shape of the mounting opening on the accommodating cavity; other structural arrangements of the visible window 2 are not limited, for example, a handle is arranged at one end of the visible window 2 where the lock structure 10 is arranged, so that the visible window 2 can be conveniently opened; for example, the electric telescopic rod is arranged between the visual window 2 and the accommodating cavity, and after the locking structure 10 is opened, the electric telescopic rod can drive the visual window 2 to be opened and carry out limiting support on the visual window 2 in an opening state. The arrangement of the lock structure 10 is not limited, for example, an electronic lock may be used, or magnets may be respectively disposed on the visible window 2 and the accommodating cavity, and the visible window 2 is locked by magnetic attraction of the magnets.
In this application, preferably, be provided with the sealing strip between the chamber that holds with visual window 2, do not do the restriction to the selection of sealing strip, for example the sealing strip is inside hollow inflatable sealing strip, and the sealing strip communicates with outside inflation air supply, and after the air supply was inflated for the sealing strip, the sealing strip with hold chamber and visual window 2 in close contact with.
This application embodiment is through holding the chamber with but the mobile sealed setting of visual window 2, when placing supplementary reproduction liquid, opens visual window 2 and places supplementary reproduction liquid and hold the chamber in, and the back is locked visual window 2 through locking structure 10, because the setting of sealing strip, improves the inseparable effect of visual window 2 closure on holding the chamber.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. The production device of the liquid for auxiliary reproduction is characterized by comprising a bracket, a sterilization system, an operation cabin and a carbon dioxide gas supply and exhaust system, wherein the sterilization system, the operation cabin and the carbon dioxide gas supply and exhaust system are arranged on the bracket;
the operation cabin comprises an accommodating cavity, an operation opening and a visible window; the accommodating cavity is used for accommodating auxiliary reproductive fluid to be treated, the operation port is arranged on the accommodating cavity, and the visible window is arranged on the accommodating cavity;
the carbon dioxide gas supply and exhaust system comprises an air inlet pipe, an exhaust pipe and a carbon dioxide concentration probe, wherein the carbon dioxide concentration probe is arranged in the accommodating cavity and used for detecting the concentration of carbon dioxide in the accommodating cavity; the carbon dioxide gas supply and discharge system maintains the stability of the pH value of the auxiliary reproductive fluid to be treated by adjusting the concentration of carbon dioxide in the accommodating cavity;
the sterilization system is communicated with the accommodating cavity and is used for sterilizing the accommodating cavity.
2. The apparatus for producing an assisted reproductive fluid according to claim 1 wherein the carbon dioxide gas supply and exhaust system further comprises a first electronic flow control valve, a second electronic flow control valve;
the first electronic flow control valve is arranged on the air inlet pipe and used for controlling the air inflow of the air inlet pipe;
the second electronic flow control valve is arranged on the exhaust pipe and used for controlling the exhaust volume of the exhaust pipe.
3. The device for producing an assisted reproductive fluid according to claim 2, wherein the carbon dioxide gas supply and exhaust system further comprises an electric control cabinet, the electric control cabinet receives the carbon dioxide concentration information detected by the carbon dioxide concentration probe, and the electric control cabinet controls and adjusts the first electronic flow control valve and the second electronic flow control valve.
4. The device for producing an assisted reproductive fluid according to claim 3, wherein a control panel is arranged on the electric control cabinet and is electrically connected with the electric control cabinet.
5. The device for producing a fluid for assisting reproduction according to claim 1,
on the air inlet pipe a gas filter is arranged on the device, and the device is provided with a gas filter, the gas filter is used for filtering impurities in the inlet air.
6. The assisted reproduction liquid production apparatus of claim 1, wherein the sterilization system includes a hydrogen peroxide generator that sterilizes the housing chamber by generating hydrogen peroxide gas.
7. The device for producing a fluid for assisting reproduction according to claim 1,
the operation opening is formed in the visual window;
gloves are detachably and hermetically arranged on the operation port.
8. The device for producing an assisted reproductive fluid according to claim 1 wherein the viewing window is movably and sealingly disposed in the receiving cavity.
9. The device for producing an auxiliary reproductive fluid as claimed in claim 8, wherein a mounting opening is formed in one side of the accommodating cavity, one end of the visual window is hinged to a part of the accommodating cavity outside the mounting opening, and a locking structure is arranged at the other end of the visual window and used for locking the visual window.
10. An apparatus for producing an assisted reproductive fluid according to claim 8 wherein a sealing strip is provided between the chamber and the viewing window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223188889.XU CN218755776U (en) | 2022-11-29 | 2022-11-29 | Supplementary liquid apparatus for producing for reproduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223188889.XU CN218755776U (en) | 2022-11-29 | 2022-11-29 | Supplementary liquid apparatus for producing for reproduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218755776U true CN218755776U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223188889.XU Active CN218755776U (en) | 2022-11-29 | 2022-11-29 | Supplementary liquid apparatus for producing for reproduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218755776U (en) |
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- 2022-11-29 CN CN202223188889.XU patent/CN218755776U/en active Active
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