CN215178999U - Smear preparation device and sample analyzer - Google Patents

Smear preparation device and sample analyzer Download PDF

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Publication number
CN215178999U
CN215178999U CN202023018407.7U CN202023018407U CN215178999U CN 215178999 U CN215178999 U CN 215178999U CN 202023018407 U CN202023018407 U CN 202023018407U CN 215178999 U CN215178999 U CN 215178999U
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China
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liquid
connecting pipe
port
smear preparation
sample
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CN202023018407.7U
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Chinese (zh)
Inventor
刘隐明
滕锦
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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Abstract

The utility model discloses a smear preparation device and a sample analyzer, wherein the pressure sensing device of the smear preparation device and the sample analyzer comprises a negative pressure pipeline and a pressure sensor arranged on the negative pressure pipeline, the negative pressure pipeline comprises a first connecting pipe for connecting a liquid storage tank and an air source and a second connecting pipe for connecting the first connecting pipe and the pressure sensor; and the second connecting pipe is provided with an accommodating pool for accommodating liquid. The utility model provides a smear preparation facilities and sample analyzer has avoided pressure sensor inefficacy.

Description

Smear preparation device and sample analyzer
Technical Field
The utility model relates to the field of medical technology, especially, relate to a smear preparation facilities and sample analysis appearance.
Background
The smear preparation device comprises a cell dyeing machine, a push piece dyeing integrated instrument and other instruments, and the sample analyzer comprises a blood analyzer, a blood cell analyzer, a blood coagulation instrument and other instruments as long as reagents such as a hemolytic agent or a diluent are used.
In the smear preparing device and the sample analyzer, a liquid storage tank and an air source are provided, the liquid storage tank is filled with liquid to be driven by negative pressure, and the negative pressure is provided by the air source. Also, a pressure sensor is required to monitor the air pressure value of the negative pressure. Currently, a negative pressure is detected by connecting a pressure sensor to the negative pressure path.
However, when the liquid storage tank fails, the reagent in the liquid storage tank flows back to the negative pressure pipeline, so that the reagent enters the pressure sensor, and the pressure sensor fails.
Therefore, how to avoid the failure of the pressure sensor is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a smear preparation facilities and sample analysis appearance to avoid pressure sensor inefficacy.
In order to solve the technical problem, the utility model provides a
A smear preparation apparatus comprising:
a slide loading device for loading a slide to a slide placing position of the smear preparation device;
the sampling distribution module is used for sucking a sample to be detected and distributing the sample to be detected to the slide positioned at the slide placement position;
the smear preparation assembly is used for pushing the sample to be detected on the slide so that the sample to be detected is flatly laid on the slide;
a liquid storage tank communicated with an external reagent tank;
the gas source is communicated with the liquid storage tank;
the pressure sensing device is used for detecting the pressure in the liquid storage tank;
the liquid path structure is used for conveying liquid in the liquid storage pool at least to the sampling distribution module and the smear preparation assembly;
the pressure sensing device comprises a negative pressure pipeline and a pressure sensor arranged on the negative pressure pipeline, wherein the negative pressure pipeline comprises a first connecting pipe for connecting the liquid storage tank and the gas source and a second connecting pipe for connecting the first connecting pipe and the pressure sensor;
and the second connecting pipe is provided with an accommodating pool for accommodating liquid.
The utility model also provides a sample analyzer, include:
a liquid storage tank communicated with an external reagent tank;
the gas source is communicated with the liquid storage tank;
the pressure sensing device is used for detecting the pressure in the liquid storage tank;
the reaction detection module is used for providing a field for mixing a sample to be detected and a reagent required for detection so as to obtain a detection sample, and detecting the detection sample to obtain a detection result;
the liquid path structure is used for conveying liquid in the liquid storage pool at least to the reaction detection module;
the pressure sensing device comprises a negative pressure pipeline and a pressure sensor arranged on the negative pressure pipeline, wherein the negative pressure pipeline comprises a first connecting pipe for connecting the liquid storage tank and the gas source and a second connecting pipe for connecting the first connecting pipe and the pressure sensor;
and the second connecting pipe is provided with an accommodating pool for accommodating liquid.
The utility model provides a smear preparation facilities and sample analysis appearance, negative pressure pipeline include first connecting pipe and second connecting pipe, and liquid reserve tank and air supply are connected to first connecting pipe, through the operation of bleeding of air supply for form the negative pressure in the liquid reserve tank, so that the filling fluid gets into the liquid reserve tank by the inlet, and the confession liquid mouth flows again. Wherein, the first connecting pipe is always under negative pressure, and no liquid enters; the first connecting pipe and pressure sensor are connected to the second connecting pipe, and consequently, the pressure in the second connecting pipe is the same with first connecting pipe to make pressure sensor reachd the pressure in the negative pressure pipeline, and then reachd the negative pressure value that forms in the liquid storage tank. When the liquid storage tank fails, the liquid flows back into the negative pressure pipeline, in the embodiment, a part of the liquid flows to the air source through the first connecting pipe, the other part of the liquid flows to the pressure sensor through the second connecting pipe, and when the liquid flowing into the second connecting pipe flows through the accommodating tank, the liquid is accommodated in the accommodating tank, so that the liquid is prevented from continuously flowing to the pressure sensor; when the first connecting pipe is filled with liquid, the air source is closed, so that the negative pressure in the first connecting pipe, the second connecting pipe and the containing pool is changed into normal pressure, the liquid is effectively prevented from entering the pressure sensor, and the condition that the pressure sensor fails because the liquid enters the pressure sensor is avoided.
Drawings
Fig. 1 is a schematic structural diagram of the pressure sensing device provided by the present invention.
Detailed Description
The core of the utility model is to provide a smear preparation facilities and sample analyzer to avoid pressure sensor inefficacy.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the embodiment of the utility model provides a smear preparation facilities includes: slide loading device, sampling distribution module, smear preparation subassembly, liquid storage tank 2, air supply 8, pressure sensing device and liquid way structure. The slide loading device is used for loading the slide to a slide placing position of the smear preparation device; the sampling distribution module is used for absorbing a sample to be detected and distributing the sample to be detected to a slide positioned at a slide placement position; the smear preparation assembly is used for pushing the sample to be detected on the slide so that the sample to be detected is tiled on the slide; the liquid storage tank 2 is communicated with an external reagent tank; the gas source 8 is communicated with the liquid storage tank 2; the pressure sensing device is used for detecting the pressure in the liquid storage tank 2; the liquid path structure is used for conveying the liquid in the liquid storage tank 2 at least to the sampling distribution module and the smear preparation assembly. The liquid in the liquid storage 2 may be a cleaning liquid for cleaning liquid application components such as a sampling needle and a slide, or the liquid in the liquid storage 2 may be a coloring agent for coloring. Wherein, the number of the liquid storage tanks 2 can be multiple and used for storing different liquids. Since the liquid path structure is used for conveying the liquid in the liquid storage tank 2 at least to the sampling distribution module and the smear preparation assembly, a plurality of flow paths in the liquid path structure can be provided. For example, the liquid path structure is provided with a first cleaning flow path, the liquid storage tank 2 for storing the cleaning liquid and the sampling distribution module are communicated, and the cleaning liquid conveyed by the first cleaning flow path cleans the sampling needle of the sampling distribution module; the liquid path structure is provided with a second cleaning flow path which is communicated with the liquid storage tank 2 for storing the cleaning liquid and the smear preparation assembly, and the cleaning liquid conveyed by the second cleaning flow path cleans a blade (a part for flattening a sample on the slide to complete the slide pushing) or the slide of the smear preparation assembly. Other flow paths are also provided in the liquid path structure, and the description is not repeated.
The pressure sensing device comprises a negative pressure pipeline and a pressure sensor 6 arranged on the negative pressure pipeline, wherein the negative pressure pipeline comprises a first connecting pipe 4 for connecting the liquid storage tank 2 and the air source 8 and a second connecting pipe 5 for connecting the first connecting pipe 4 and the pressure sensor 6; the second connection pipe 5 is provided with a receiving tank 7 for receiving liquid.
The embodiment of the utility model provides a smear preparation facilities, negative pressure pipeline include first connecting pipe 4 and second connecting pipe 5, and liquid reserve tank 2 and air supply 8 are connected to first connecting pipe 4, through the operation of bleeding of air supply 8 for form the negative pressure in the liquid reserve tank 2, so that the filling fluid gets into liquid reserve tank 2 by inlet 3, and the confession liquid mouth 1 flows out again. Wherein, the first connecting pipe 4 is always in negative pressure, and no liquid enters; first connecting pipe 4 and pressure sensor 6 are connected to second connecting pipe 5, and consequently, the pressure in second connecting pipe 5 is the same with first connecting pipe 4 to make pressure sensor 6 reachd the pressure in the negative pressure pipeline, and then reachd the negative pressure value that forms in the liquid storage tank 2. When the liquid storage tank 2 is in failure, the liquid flows backward into the negative pressure pipeline, in the embodiment, a part of the backward flowing liquid flows to the air source 8 through the first connecting pipe 4, the other part of the backward flowing liquid flows to the pressure sensor 6 through the second connecting pipe 5, and when the liquid flowing into the second connecting pipe 5 flows through the accommodating tank 7, the liquid is accommodated in the accommodating tank 7, so that the liquid is prevented from continuously flowing to the pressure sensor 6; when the first connecting pipe 4 is filled with liquid, the air source 8 is closed, so that the negative pressure in the first connecting pipe 4, the second connecting pipe 5 and the accommodating pool 7 is changed into normal pressure, the liquid is effectively prevented from entering the pressure sensor 6, and the condition that the pressure sensor 6 fails due to the liquid entering the pressure sensor is avoided.
The utility model also provides a sample analyzer, including liquid storage tank 2, air supply 8, pressure sensing device, reaction detection module and liquid way structure.
The liquid storage tank 2 is communicated with an external reagent tank; the gas source 8 is communicated with the liquid storage tank 2; the pressure sensing device is used for detecting the pressure in the liquid storage tank 2; the reaction detection module provides a place for mixing a sample to be detected and a reagent required for detection so as to obtain a detection sample, and the detection sample is detected so as to obtain a detection result; the liquid path structure is used for conveying liquid in the liquid storage tank 2 at least to the reaction detection module. The liquid in the liquid storage tank 2 may be a cleaning liquid for cleaning liquid application components such as a sampling needle, a reaction tank, and a detection tank, and the liquid in the liquid storage tank 2 may also be a reaction reagent conveyed to the reaction tank or a detection reagent conveyed to the detection tank. Wherein, the number of the liquid storage tanks 2 can be multiple and used for storing different liquids. Since the liquid path structure is used to convey the liquid in the liquid reservoir 2 at least to the reaction detection module, a plurality of flow paths may be provided in the liquid path structure. For example, the liquid path structure has a reagent flow path, the liquid storage tank 2 for storing the reagent required for detection and the reaction detection module are communicated, and the reagent required for detection conveyed by the reagent flow path reaches the reaction detection module and is mixed with the sample to be detected to obtain a detection sample; when the number of reagents required for detection is plural, the number of reservoirs 2 and the number of reagent flow paths may also be plural, and one reagent required for detection is in one-to-one correspondence with the reservoirs 2 and the reagent flow paths. Other flow paths are also provided in the liquid path structure, and the description is not repeated.
The pressure sensing device comprises a negative pressure pipeline and a pressure sensor 6 arranged on the negative pressure pipeline, wherein the negative pressure pipeline comprises a first connecting pipe 4 for connecting the liquid storage tank 2 and the air source 8 and a second connecting pipe 5 for connecting the first connecting pipe 4 and the pressure sensor 6; the second connection pipe 5 is provided with a receiving tank 7 for receiving liquid.
As above, the sample analyzer provided in the embodiment of the present invention has a situation that liquid flows backward into the negative pressure pipeline when the liquid storage tank 2 fails, in this embodiment, a part of the backward flowing liquid flows to the air source 8 through the first connection pipe 4, another part of the backward flowing liquid flows to the pressure sensor 6 through the second connection pipe 5, and when the liquid flowing into the second connection pipe 5 passes through the accommodation tank 7, the liquid is accommodated in the accommodation tank 7, so that the liquid is prevented from flowing to the pressure sensor 6; when the first connecting pipe 4 is filled with liquid, the air source 8 is closed, so that the negative pressure in the first connecting pipe 4, the second connecting pipe 5 and the accommodating pool 7 is changed into normal pressure, the liquid is effectively prevented from entering the pressure sensor 6, and the condition that the pressure sensor 6 fails due to the liquid entering the pressure sensor is avoided.
The negative pressure path includes the path of the reservoir 2 to the gas source 8 and the path of the reservoir 2 to the pressure sensor 6.
It should be understood that the smear preparing device and the sample analyzer are provided with a detection device for detecting whether the liquid is fed from the air source 8. After the liquid flows back into the negative pressure pipeline, when the detection device detects that liquid enters the air source 8, the whole machine is stopped, and the air source 8 is prevented from continuously working. This also avoids the situation in which the liquid continues to flow towards the pressure sensor 6 after filling the receiving reservoir 7. The inner spaces of the first connecting pipe 4 and the second connecting pipe 5 are limited, after liquid is poured into the negative pressure pipeline, the first connecting pipe 4 is filled with the liquid before the liquid is filled in the containing pool 7, so that the liquid is detected by the smear preparing device and the detection device of the sample analyzer, the air source 8 is closed, and the negative pressure in the first connecting pipe 4, the second connecting pipe 5 and the containing pool 7 is changed into the normal pressure.
In this embodiment, the air source 8 is an air compressor. The smear preparing device and the sample analyzer can be a cell dyeing machine, a push piece dyeing integrated instrument or a blood cell analyzer and the like.
Further, the horizontal position of the first connecting port is lower than that of the second connecting port. The first connecting port is a connecting port on the accommodating pool 7 and communicated with the first connecting pipe 4, and the second connecting port is a connecting port on the accommodating pool 7 and communicated with the pressure sensor 6. By means of the above arrangement, liquid is further prevented from entering the pressure sensor 6. The horizontal position of the first connection port may be higher than or equal to the horizontal position of the second connection port, and it is only necessary to prevent the liquid in the reservoir 7 from flowing into the pressure sensor 6 through the second connection port.
Preferably, the second connection port is located at the top of the receiving tank 7, and the first connection port is located at the side of the receiving tank 7. The first connection port may be located at the bottom of the well 7, and the second connection port may be located at the side of the well 7. Wherein, the positions of the top, the bottom and the side are that the pressure sensing device is normally installed, and the medical instruments (the smear preparation device and the sample analyzer) are normally placed, the upward part of the accommodating pool 7 is the top of the accommodating pool 7, the downward part of the accommodating pool 7 is the bottom of the accommodating pool 7, and the side of the accommodating pool 7 is arranged between the top of the accommodating pool 7 and the bottom of the accommodating pool.
In this embodiment, the second connection pipe 5 includes a first connection pipe section connecting the receiving tank 7 and the first connection pipe 4, and a second connection pipe section connecting the receiving tank 7 and the pressure sensor 6; the first connecting port is detachably connected with the first connecting pipe section, and the second connecting port is detachably connected with the second connecting pipe section. During maintenance, the first connecting line section of the second connecting line 5 and its second connecting line section can be detached from the receiving basin 7, and the receiving basin 7 can be replaced or emptied. The pressure sensor 6 can continue to be used because the liquid inlet failure of the pressure sensor 6 is avoided.
The receiving well 7 may be integrally formed with the second connection pipe 5. That is, a pipe section of the second connection pipe 5 is enlarged to form a cavity, and the pipe section portion of the cavity is used as the receiving tank 7. In this embodiment, pressure sensor's result is simple, and after the condition that takes place liquid and flow backward into the negative pressure pipeline, air supply 8 closed, whole smear preparation facilities and sample analysis appearance need tear the quick-witted maintenance open, and in the maintenance process, can wholly change the negative pressure pipeline, also can only change second connecting pipe 5, owing to avoided the condition that pressure sensor 6 feed liquor became invalid, consequently, pressure sensor 6 can continue to use.
The embodiment of the utility model provides an among smear preparation facilities and sample analyzer, pressure sensing device is still including setting up in the leakage fluid dram that holds 7 bottoms in the pond, is provided with the control valve or the piston that can open and close the leakage fluid dram on the leakage fluid dram. Through setting up the leakage fluid dram, made things convenient for the clear operation that holds pond 7.
Further, the pressure sensing device further comprises a liquid level detection device for detecting the liquid level in the accommodating pool 7, and the liquid level detection device is arranged in the accommodating pool 7. Through setting up liquid level detection device to whether open the leakage fluid dram according to liquid level detection device's testing result selection and carry out the flowing back, and then improve and empty the effect.
The embodiment of the utility model provides an among smear preparation facilities and sample analyzer, pressure sensing device is still including being used for detecting the liquid detection device who holds having or not having liquid in the pond 7, and liquid detection device sets up in holding the pond 7. In the embodiment without the liquid discharge port, it is possible to determine whether to replace the second connection pipe 5 or the entire negative pressure pipeline according to the detection result of the liquid detection device. In the embodiment with the liquid discharge port, the liquid discharge port may be opened for discharging liquid when the liquid level in the receiving pool 7 is detected, or the liquid discharge port may be opened for discharging liquid after the liquid level detecting device detects that the liquid level reaches a certain level.
In this embodiment, the first connection pipe 4 and the second connection pipe 5 are connected by a three-way joint 9. The first connecting pipe 4 is divided into a third connecting pipe section for connecting the air source 8 and a fourth connecting pipe section for connecting the liquid storage tank 2, and the third connecting pipe section, the fourth connecting pipe section and the first connecting pipe 4 are respectively connected with three connecting ports of the three-way joint 9.
For convenience of layout, the first connecting pipe 4 and the second connecting pipe 5 are preferably flexible pipes, and in this embodiment, the first connecting pipe 4 and the second connecting pipe 5 are both rubber pipes.
It is right above the utility model provides a smear preparation facilities and sample analysis appearance carry out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (18)

1. A smear preparation apparatus comprising:
a slide loading device for loading a slide to a slide placing position of the smear preparation device;
the sampling distribution module is used for sucking a sample to be detected and distributing the sample to be detected to the slide positioned at the slide placement position;
the smear preparation assembly is used for pushing the sample to be detected on the slide so that the sample to be detected is flatly laid on the slide;
a liquid storage tank (2) communicated with an external reagent tank;
a gas source (8) communicated with the liquid storage tank (2);
the pressure sensing device is used for detecting the pressure in the liquid storage tank (2);
the liquid path structure is used for conveying the liquid in the liquid storage tank (2) at least to the sampling distribution module and the smear preparation assembly;
the device is characterized in that the pressure sensing device comprises a negative pressure pipeline and a pressure sensor (6) arranged on the negative pressure pipeline, wherein the negative pressure pipeline comprises a first connecting pipe (4) connected with the liquid storage tank (2) and the air source (8) and a second connecting pipe (5) connected with the first connecting pipe (4) and the pressure sensor (6);
and a containing pool (7) for containing liquid is arranged on the second connecting pipe (5).
2. The smear preparation apparatus according to claim 1 wherein the horizontal position of the first connection port is lower than the horizontal position of the second connection port;
the first connecting port is a connecting port which is arranged on the accommodating pool (7) and communicated with the first connecting pipe (4), and the second connecting port is a connecting port which is arranged on the accommodating pool (7) and communicated with the pressure sensor (6).
3. The smear preparation apparatus according to claim 2 wherein the second connection port is located at the top of the receiving bath (7) and the first connection port is located at the side of the receiving bath (7).
4. The smear preparation apparatus according to claim 2, wherein the second connection tube (5) comprises a first connection tube section connecting the holding bath (7) with the first connection tube (4) and a second connection tube section connecting the holding bath (7) with the pressure sensor (6);
the first connecting port is detachably connected with the first connecting pipe section, and the second connecting port is detachably connected with the second connecting pipe section.
5. The smear preparation apparatus according to claim 1, wherein the receiving bath (7) is integrally formed with the second connection tube (5).
6. The smear preparation apparatus according to claim 1, wherein the pressure sensing apparatus further comprises a drain port provided at the bottom of the housing pool (7), and the drain port is provided with a control valve or a piston capable of opening and closing the drain port.
7. The smear preparation apparatus according to claim 6, wherein the pressure sensing apparatus further comprises a liquid level detection apparatus for detecting the liquid level in the receiving tank (7), the liquid level detection apparatus being disposed in the receiving tank (7).
8. The smear preparation apparatus according to any of the claims 1-7, wherein the pressure sensing means further comprises a liquid detection means for detecting the presence or absence of liquid in the receiving bath (7), the liquid detection means being disposed in the receiving bath (7).
9. The smear preparation apparatus according to claim 1, wherein the first connecting tube (4) and the second connecting tube (5) are connected by a tee joint (9).
10. A sample analyzer, comprising:
a liquid storage tank (2) communicated with an external reagent tank;
a gas source (8) communicated with the liquid storage tank (2);
the pressure sensing device is used for detecting the pressure in the liquid storage tank (2);
the reaction detection module is used for providing a place for mixing a sample to be detected and a reagent required for detection so as to obtain a detection sample, and detecting the detection sample so as to obtain a detection result;
the liquid path structure is used for conveying the liquid in the liquid storage tank (2) at least to the reaction detection module;
the device is characterized in that the pressure sensing device comprises a negative pressure pipeline and a pressure sensor (6) arranged on the negative pressure pipeline, wherein the negative pressure pipeline comprises a first connecting pipe (4) connected with the liquid storage tank (2) and the air source (8) and a second connecting pipe (5) connected with the first connecting pipe (4) and the pressure sensor (6);
and a containing pool (7) for containing liquid is arranged on the second connecting pipe (5).
11. The sample analyzer of claim 10, wherein the horizontal position of the first connector is lower than the horizontal position of the second connector;
the first connecting port is a connecting port which is arranged on the accommodating pool (7) and communicated with the first connecting pipe (4), and the second connecting port is a connecting port which is arranged on the accommodating pool (7) and communicated with the pressure sensor (6).
12. The sample analyzer as claimed in claim 11, characterized in that the second connection port is located at the top of the receiving well (7) and the first connection port is located at the side of the receiving well (7).
13. The sample analyzer according to claim 11, characterized in that the second connection tube (5) comprises a first connection tube section connecting the receiving cell (7) and the first connection tube (4) and a second connection tube section connecting the receiving cell (7) and the pressure sensor (6);
the first connecting port is detachably connected with the first connecting pipe section, and the second connecting port is detachably connected with the second connecting pipe section.
14. Sample analyser according to claim 10, wherein the receiving reservoir (7) is integrally formed with the second connecting tube (5).
15. The sample analyzer as claimed in claim 10, wherein the pressure sensing device further comprises a liquid outlet disposed at the bottom of the receiving well (7), and the liquid outlet is provided with a control valve or a piston capable of opening and closing the liquid outlet.
16. The sample analyzer according to claim 15, characterized in that the pressure sensing means further comprise a liquid level detection means for detecting the liquid level in the receiving well (7), the liquid level detection means being arranged in the receiving well (7).
17. The sample analyzer according to any of claims 10-16, characterized in that the pressure sensing means further comprises liquid detection means for detecting the presence or absence of liquid in the receiving well (7), the liquid detection means being arranged in the receiving well (7).
18. The sample analyzer as claimed in claim 10, characterized in that the first connecting tube (4) and the second connecting tube (5) are connected by a tee joint (9).
CN202023018407.7U 2020-12-14 2020-12-14 Smear preparation device and sample analyzer Active CN215178999U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023018407.7U CN215178999U (en) 2020-12-14 2020-12-14 Smear preparation device and sample analyzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023018407.7U CN215178999U (en) 2020-12-14 2020-12-14 Smear preparation device and sample analyzer

Publications (1)

Publication Number Publication Date
CN215178999U true CN215178999U (en) 2021-12-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023018407.7U Active CN215178999U (en) 2020-12-14 2020-12-14 Smear preparation device and sample analyzer

Country Status (1)

Country Link
CN (1) CN215178999U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Shenzhen Mindray Animal Medical Technology Co.,Ltd.

Assignor: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd.

Contract record no.: X2022440020009

Denomination of utility model: Smear preparation device and sample analyzer

Granted publication date: 20211214

License type: Common License

Record date: 20220804

EE01 Entry into force of recordation of patent licensing contract