CN215677196U - Dialyzer blood chamber volume testing device - Google Patents
Dialyzer blood chamber volume testing device Download PDFInfo
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- CN215677196U CN215677196U CN202122023132.4U CN202122023132U CN215677196U CN 215677196 U CN215677196 U CN 215677196U CN 202122023132 U CN202122023132 U CN 202122023132U CN 215677196 U CN215677196 U CN 215677196U
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Abstract
The utility model provides a dialyzer blood chamber volume testing device, and belongs to the technical field of medical detection equipment. The utility model clamps the dialyzer to be tested on the equipment main body through the clamping structure, simultaneously, the extraction pipeline structure is arranged at the two ends of the dialyzer to be tested, the constant pressure air blowing component pipeline is connected to one end of the dialyzer to be tested, meanwhile, the other end of the dialyzer to be tested is connected to the weighing structure, the simulated solution is filled into the hemocoel of the dialyzer to be tested and is filled through the extraction pipeline structure, then the simulation solution filled in the hemodialyzer to be measured is led out to a weighing structure through a constant pressure air blowing component, the weight of the led simulation solution is measured through the weighing structure, the volume of the simulation solution is calculated, therefore, the volume of the hemocoel of the dialyzer to be measured is obtained, the measurement is accurate, the problem of inaccurate volume detection of the hemocoel caused by the size change of the membrane is avoided, the use requirement is better met, and the potential medical safety hazard is effectively eliminated.
Description
Technical Field
The utility model relates to the technical field of medical detection equipment, in particular to a dialyzer blood chamber volume testing device.
Background
The quality of the dialyzer, which is a commonly used medical product, directly determines whether the product meets the use requirements or not, and becomes a key point of industrial attention.
The volume of the hemodialyzer serves as one of the main reference indexes of the quality of the dialyzer, and accurate measurement of the volume of the hemodialyzer becomes the key for ensuring the quality of the hemodialyzer. In the using process of the dialyzer, the size of a membrane in the dialyzer is easy to change after contacting with a solution, so that inconvenience is brought to the accurate measurement of the volume of the hemocoel of the dialyzer, accurate volume data of the hemocoel of the dialyzer is difficult to obtain, the dialyzer is difficult to ensure to meet the using standard, and certain medical potential safety hazards exist.
Disclosure of Invention
Aiming at the problems in the prior art, the present invention aims to provide a dialyzer blood chamber volume testing device, which is provided with an equipment main body with a clamping structure, an extraction pipeline structure with a simulation solution, a constant pressure air blowing assembly and a weighing structure, wherein the equipment main body is internally provided with the constant pressure air blowing assembly, the weighing structure is also arranged, after a dialyzer to be tested is arranged on the equipment main body through the clamping structure and is connected into the extraction pipeline structure, the dialyzer to be tested is also connected with the constant pressure air blowing assembly and the weighing structure, the extraction pipeline structure and the constant pressure air blowing assembly are in an alternative working mode, the excessive simulation solution is filled into the blood chamber of the dialyzer to be tested through the extraction pipeline structure, the dialyzer blood chamber is closed and kept stand after overflowing, the simulation solution filled into the blood chamber of the dialyzer through the constant pressure air blowing assembly is blown out to the weighing structure to obtain the weight of the dialyzer, and the volume of the dialyzer is calculated, therefore, the volume of the blood chamber of the dialyzer to be tested is obtained, the problem of inaccurate volume detection of the blood chamber caused by the size change of the membrane is avoided, the accuracy of the volume test of the blood chamber is ensured, the use requirement is better met, and the potential medical safety hazard is effectively eliminated.
The specific technical scheme is as follows:
a dialyzer blood compartment capacity testing device having the features comprising:
the equipment comprises an equipment main body, a front panel, a side plate, an installation cavity and a rear cover plate, wherein the front panel and the rear cover plate are arranged at intervals, the side plate is positioned between the front panel and the rear cover plate, and the front panel, the side plate and the rear cover plate enclose the installation cavity;
the clamping structure is arranged on the panel, one end of the clamping structure extends out of the panel, and a chuck is arranged at one end of the clamping structure extending out of the panel;
the extraction pipeline structure is arranged on the panel and is connected to two ends of the dialyzer to be tested;
the constant-pressure air blowing assembly is arranged in the mounting cavity and is provided with an air blowing joint extending out of the panel, the air blowing joint is connected with one end of the dialyzer to be tested through a pipeline, and the constant-pressure air blowing assembly and the extraction pipeline structure are arranged in an alternative working state;
the structure of weighing, the structure of weighing sets up in the side of equipment main part, and the cerini dialyser cerini that awaits measuring deviates from the one end of connecting the joint of blowing and is passed through the pipe connection and to weigh structurally.
The dialyzer blood chamber volume testing device further comprises a plurality of pipe clamps, and the pipe clamps are arranged on the extraction pipeline structure connected with the two ends of the dialyzer to be tested and the pipeline connected with the blowing connector.
The dialyzer blood chamber volume testing device further comprises an auxiliary mounting frame, wherein the auxiliary mounting frame is mounted on the panel and located beside the clamping structure.
The dialyzer blood chamber volume testing device further comprises a drip cup, wherein the drip cup is clamped on the auxiliary mounting frame, and the drip cup is arranged in a suction pipeline structure connected with one end or two ends of a dialyzer to be tested.
The dialyzer blood chamber volume testing device further comprises a controller, wherein the controller is arranged in the installation cavity and provided with a human-computer interaction part, the human-computer interaction part penetrates through the panel, and meanwhile, the controller is electrically connected to the extraction pipeline structure and the constant-pressure blowing assembly.
The above dialyzer blood chamber volume testing device is characterized in that the human-computer interaction part is a touch display.
The utility model provides an foretell cerini dialyser cerini blood room capacity testing arrangement, wherein, the extraction pipeline structure includes the blood pump, the input tube, first output tube and second output tube, the blood pump is installed on the panel, the one end of input tube is connected on the entry of blood pump, the other end of input tube is connected in the simulation solution memory, the one end of first output tube is connected on the export of blood pump, the other end of first output tube is connected on the one end of the cerini dialyser cerini that awaits measuring, the one end of second output tube is connected in the other end of the cerini dialyser cerini that awaits measuring, the other end of second output tube returns to in the simulation solution memory.
The dialyzer blood chamber capacity testing device further comprises a power supply socket, wherein the power supply socket is arranged on the side plate and/or the rear cover plate of the device main body, and the power supply socket is electrically connected to the controller.
The utility model provides an foretell cerini dialyser cerini blood room volume testing arrangement, wherein, the structure of weighing includes the title body and splendid attire container, and the splendid attire container is placed on the title body, and the one end that the cerini dialyser cerini that awaits measuring deviates from to connect the blowing joint stretches into in the splendid attire container through the pipeline.
The positive effects of the technical scheme are as follows:
the dialyzer blood chamber capacity testing device is characterized in that the device main body is provided with the clamping structure, the extraction pipeline structure and the constant-pressure air blowing component, the weighing structure is arranged beside the device main body, the dialyzer to be tested is clamped through the clamping structure, the extraction pipeline structure connected with the simulation solution is connected to two ends of the dialyzer to be tested, the constant-pressure air blowing component is connected to one end of the dialyzer to be tested, the constant-pressure air blowing component and the extraction pipeline structure are arranged in an alternative working state, so that the simulation solution can be filled in the dialyzer to be tested through the extraction pipeline structure, then the simulation solution filled in the dialyzer to be tested is reversely led out to the weighing structure through the constant-pressure air blowing component to be weighed, the volume of the blood chamber of the dialyzer to be tested is calculated, the testing structure is accurate, and the problem of inaccurate detection of the blood chamber capacity caused by the size change of the membrane is solved, better satisfies the use requirement and effectively eliminates the medical potential safety hazard.
Drawings
FIG. 1 is a block diagram of an embodiment of a dialyzer blood compartment volume testing device of the present invention;
FIG. 2 is a schematic diagram of a view angle of the main body of the apparatus with the rear cover removed according to a preferred embodiment of the present invention;
FIG. 3 is a block diagram of another perspective of the main body of the apparatus with the back cover removed according to a preferred embodiment of the present invention;
fig. 4 is a structural diagram of a device body from a further viewing angle after a rear cover plate is removed according to a preferred embodiment of the utility model.
In the drawings: 1. an apparatus main body; 11. a panel; 12. a side plate; 13. a mounting cavity; 2. a clamping structure; 21. a chuck; 22. a dialyzer; 3. a pumping pipeline structure; 31. a blood pump; 4. a constant pressure blowing assembly; 41. a blowing joint; 5. a weighing structure; 51. weighing a body; 52. a container; 6. an auxiliary mounting frame; 7. a drip cup; 8. a controller; 81. a human-computer interaction component; 9. a power supply socket.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the present invention easy to understand, the following embodiments specifically describe the technical solutions provided by the present invention with reference to fig. 1 to 4, but the following contents are not to be taken as limitations of the present invention.
FIG. 1 is a block diagram of an embodiment of a dialyzer blood compartment volume testing device of the present invention; FIG. 2 is a schematic diagram of a view angle of the main body of the apparatus with the rear cover removed according to a preferred embodiment of the present invention; FIG. 3 is a block diagram of another perspective of the main body of the apparatus with the back cover removed according to a preferred embodiment of the present invention; fig. 4 is a structural diagram of a device body from a further viewing angle after a rear cover plate is removed according to a preferred embodiment of the utility model. As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the dialyzer blood chamber volume testing device provided in this embodiment includes: the equipment comprises an equipment main body 1, a clamping structure 2, an extraction pipeline structure 3, a constant-pressure air blowing assembly 4 and a weighing structure 5.
Specifically, equipment principal 1 is the primary structure, equipment principal 1 includes panel 11, curb plate 12 and back shroud, this moment, panel 11 and back shroud interval arrangement, curb plate 12 is located between panel 11 and the back shroud, panel 11, curb plate 12 and back shroud enclose a frame construction and form an installation cavity 13, and simultaneously, panel 11 is located the one side that is close to the operator, the back shroud is located the one side of keeping away from the operator, make things convenient for the operator to control the structural component of installation on the follow-up panel 11, and it is more convenient to use. Simultaneously, the back shroud is for dismantling the connection, can realize opening and sealing installation cavity 13 through the dismouting back shroud to convenient assembling in installation cavity 13, also make the back shroud that does not need frequent dismouting keep away from the operator in addition, safety protection nature is better.
Specifically, clamping structure 2 sets up on panel 11, and on clamping structure 2's one end was fixed in panel 11, the other end of clamping structure 2 extended to outside panel 11, simultaneously, clamping structure 2 extended to panel 11 outer one and served and be provided with chuck 21, carried out the clamping to follow-up cerini dialyser cerini 22 that awaits measuring through chuck 21, guaranteed the fixed stability of cerini dialyser cerini 22 that awaits measuring in the testing process.
Specifically, extraction tube structure 3 sets up on panel 11 equally, and at this moment, extraction tube structure 3 is connected to the both ends of the cerini dialyser cerini 22 that awaits measuring on, and extraction tube structure 3 is connected with simulation solution for extraction tube structure 3 can fill simulation solution into the cerini dialyser cerini 22 blood chamber that awaits measuring and be full of, provides the condition for follow-up measurement cerini dialyser cerini 22 blood chamber capacity.
Specifically, the constant pressure air blowing assembly 4 is arranged in the installation cavity 13, at the moment, the constant pressure air blowing assembly 4 is provided with an air blowing connector 41 extending out of the panel 11, the constant pressure air blowing assembly 4 blows air with stable pressure through the air blowing connector 41, the air blowing connector 41 is connected with one end of the dialyzer 22 to be tested through a pipeline, namely, air with constant pressure can be blown into one end of the dialyzer 22 to be tested through the air blowing connector 41 of the constant pressure air blowing assembly 4, the simulation solution filled in the hemocyte of the dialyzer 22 to be tested is led out, and conditions are provided for obtaining the hemocoel volume of the dialyzer 22 to be tested by measuring the volume of the simulation solution subsequently. And, the constant voltage subassembly 4 of blowing and the extraction pipeline structure 3 of drawing are the alternative operating condition and arrange, when the extraction pipeline structure 3 starts and works promptly, the constant voltage subassembly 4 of blowing can not hinder the extraction pipeline structure 3 and fill into the simulation solution to the cerini dialyser cerini 22 that awaits measuring, and when big extraction pipeline structure 3 stops working and starts the constant voltage subassembly 4 of blowing, the constant voltage subassembly 4 of blowing can be stable and thorough exports the simulation solution that fills in the cerini dialyser cerini 22 that awaits measuring, for follow-up weighing operation through weighing structure 5 provides the condition, the normal and reasonable going on of test has been guaranteed. It should be noted that the constant pressure blowing assembly 4 is only required to be a device capable of providing a gas source with a constant pressure, and the specific structure thereof is not within the protection scope of the present embodiment, and therefore, the detailed description thereof is omitted.
Specifically, the weighing structure 5 is arranged at the side of the equipment main body 1, so that the equipment main body 1 and other structural components arranged on the equipment main body 1 are prevented from influencing the weighing operation, and the accuracy of the test is ensured. Simultaneously, the one end that the cerini dialyser cerini 22 that awaits measuring deviates from to be connected and blows joint 41 is passed through pipe connection and is weighed on the structure 5 for the simulation solution of exporting in the cerini dialyser cerini 22 blood chamber that awaits measuring is blown through the constant voltage subassembly 4, through weighing the simulation solution, and combine the density of simulation solution, calculate the volume that obtains the simulation solution, thereby obtain the cerini dialyser cerini 22 blood chamber capacity that awaits measuring, it is accurate to calculate, the inaccurate problem of blood chamber capacity detection because of membrane size change leads to has been avoided, better satisfy the user demand, medical safety hidden danger has effectively been eliminated.
More specifically, still be provided with a plurality of pipe clamps on extraction tube structure 3, at this moment, the pipe clamp sets up on extraction tube structure 3 and the pipeline of being connected with blowing connector 41 that the both ends of cerini dialyser cerini 22 that awaits measuring are connected, the break-make of the pipeline that extraction tube structure 3 and blowing connector 41 that corresponds through pipe clamp control connect promptly, thereby the alternative switching of the pipeline that control extraction tube structure 3 and blowing connector 41 are connected, satisfy and fill into the cerini dialyser cerini 22 blood chamber that awaits measuring with simulation solution earlier, then the gaseous derivation that constant voltage was passed through to the DN simulation solution that is full of in the cerini dialyser cerini 22 blood chamber that awaits measuring in the reverse direction provides the condition, structural design is more reasonable.
More specifically, still be provided with supplementary mounting bracket 6 on the equipment main part 1, the quantity of supplementary mounting bracket 6 is selected according to the in-service use demand to, supplementary mounting bracket 6 is installed on panel 11 and is located the side of clamping structure 2, through other structural component or the pipeline that need use in the auxiliary stay frame installation test process, guarantees the stability and the clean and tidy nature of test process, in addition, has also avoided supplementary mounting bracket 6 to disturb the use of clamping structure 2, and structural design is more reasonable.
More specifically, still be provided with a plurality of kettles 7 in the extraction pipeline structure 3, at this moment, kettle 7 clamps on supplementary mounting bracket 6, the installation that has realized kettle 7 through supplementary mounting bracket 6 promptly is fixed, simultaneously, kettle 7 sets up in the extraction pipeline structure 3 that the one end or both ends of the cerini dialyser cerini 22 that awaits measuring are connected, can all be provided with kettle 7 at the entrance point or exit end or entrance point and the exit end of the cerini dialyser cerini 22 that awaits measuring promptly, realize initial exhaust and make things convenient for the operator to observe, the accuracy of test has further been promoted.
More specifically, be provided with controller 8 in equipment main part 1, at this moment, controller 8 sets up in equipment main part 1's installation cavity 13, has realized the protection to controller 8. Meanwhile, the controller 8 is provided with a human-computer interaction part 81, and the human-computer interaction part 81 penetrates through the panel 11, so that an operator can conveniently control the human-computer interaction part 81. Meanwhile, the controller 8 is electrically connected to the extraction pipeline structure 3 and the constant-pressure air blowing assembly 4, so that the opening and closing control of the extraction pipeline structure 3 and the constant-pressure air blowing assembly 4 by an operator can be realized through the controller 8, and the operation is more convenient.
More specifically, the human-computer interaction part 81 is a touch display, so that the operator can directly control the human-computer interaction part, and meanwhile, the problem of complex processing caused by too many control buttons and the like arranged on the panel 11 is avoided, so that the panel 11 of the equipment main body 1 is better in neatness.
More specifically, the extraction pipeline structure 3 for filling the dialyzer 22 to be tested with the simulated solution comprises the blood pump 31, the input pipe, the first output pipe and the second output pipe, at the moment, the blood pump 31 is installed on the panel 11, the motor of the blood pump 31 is installed in the installation cavity 13, and space utilization is more reasonable. Meanwhile, one end of the input pipe is connected to the inlet of the blood pump 31, and the other end of the input pipe is connected to the simulated solution storage, that is, the blood pump 31 can extract the simulated solution in the simulated solution storage through the input pipe, meanwhile, one end of the first output pipe is connected to the outlet of the blood pump 31, and the other end of the first output pipe is connected to one end of the dialyzer 22 to be tested, so that the simulated solution extracted by the blood pump 31 can be filled into the blood chamber of the dialyzer 22 to be tested through the first output pipe and continuously filled until the simulated solution flows out from the other end of the dialyzer 22 to be tested, and at this time, it is defined that the blood chamber of the dialyzer 22 to be tested is filled with the simulated solution. In addition, connect the one end of second output tube in the other end of the cerini dialyser cerini 22 that awaits measuring, the other end of second output tube returns to in the simulation solution memory for in the simulation solution that flows out from the other end of the cerini dialyser cerini 22 that awaits measuring can flow back to the simulation solution memory, avoided the waste of simulation solution, structural design is more reasonable. It should be noted that the blowing connector 41 of the constant pressure blowing assembly 4 is connected to one end of the dialyzer 22 to be tested, which is connected to the second output tube, through a pipeline, so that when the constant pressure blowing assembly 4 blows out gas with constant pressure through the blowing structure, gas can enter through one end of the dialyzer 22 to be tested, which is connected to the second output tube, thereby reversely leading out the simulation solution filled in the blood chamber of the dialyzer 22 to be tested, and providing conditions for subsequent weighing operation.
More specifically, the apparatus main body 1 is further provided with a power supply socket 9, and at this time, the power supply socket 9 is provided on the side plate 12 and/or the rear cover plate of the apparatus main body 1, so that the structure which is not frequently plugged is located on the side away from the operator. And, power supply socket 9 electricity is connected on controller 8, namely connects the back through power supply socket 9 and external power source, can provide the electric energy for the operation of controller 8 to maintain the operation of extraction pipeline structure 3 and constant voltage air blowing component 4, structural design is more reasonable. It is worth pointing out that the power supply socket 9 is detachably connected with the wire with the plug, the wire with the plug is connected to an external power supply, the storage and the transportation of equipment are facilitated, and the structural design is more reasonable.
More specifically, set up in the structure of weighing 5 of equipment main part 1 side including the title body 51 and splendid attire container 52 again, and splendid attire container 52 is placed on the title body 51, and simultaneously, the cerini dialyser cerini 22 that awaits measuring deviates from the one end of connecting the joint 41 of blowing and stretches into splendid attire container 52 through the pipeline, the simulation solution that blows subassembly 4 through the constant voltage and derive in the cerini dialyser cerini 22 that awaits measuring promptly can be collected through splendid attire container 52, avoid spilling hourglass, guarantee measuring accuracy, also made things convenient for the operation of weighing to simulation solution simultaneously, structural design is more reasonable.
Preferably, the lifting hole is formed in the side plate 12 of the equipment main body 1, the lifting handle is arranged in the lifting hole, an operator can lift the equipment main body 1 conveniently through the lifting handle, the equipment main body 1 can be moved conveniently, and the structural design is more reasonable.
The dialyzer blood chamber volume testing device provided by the embodiment comprises an equipment main body 1, a clamping structure 2, an extraction pipeline structure 3, a constant-pressure air blowing assembly 4 and a weighing structure 5; the dialyzer 22 to be tested is clamped on the equipment main body 1 through the clamping structure 2, meanwhile, the extraction pipeline structure 3 is installed at two ends of the dialyzer 22 to be tested, the constant-pressure air blowing component 4 is connected to one end of the dialyzer 22 to be tested through a pipeline, meanwhile, the other end of the dialyzer 22 to be tested is connected to the weighing structure 5 through a pipeline, the extraction pipeline structure 3 and the constant-pressure air blowing component 4 work alternately, the simulation solution is filled into the blood chamber of the dialyzer 22 to be tested through the extraction pipeline structure 3 and is filled, then the simulation solution filled into the blood chamber of the dialyzer 22 to be tested is led out to the weighing structure 5 through the constant-pressure air blowing component 4, the weight of the led simulation solution is measured through the weighing structure 5, and the volume of the simulation solution is calculated, so that the volume of the blood chamber of the dialyzer 22 to be tested is obtained, the measurement is accurate, and the problem of inaccurate detection of the volume of the blood chamber caused by the size change of the membrane is solved, better satisfies the use requirement and effectively eliminates the medical potential safety hazard.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (9)
1. A dialyzer blood compartment volume testing device, comprising:
the equipment comprises an equipment main body, a front panel, a side panel, an installation cavity and a rear cover plate, wherein the front panel and the rear cover plate are arranged at intervals, the side panel is positioned between the front panel and the rear cover plate, and the installation cavity is enclosed by the front panel, the side panel and the rear cover plate;
the clamping structure is arranged on the panel, one end of the clamping structure extends out of the panel, and a chuck is arranged at one end of the clamping structure extending out of the panel;
the extraction pipeline structure is arranged on the panel and is connected to two ends of a dialyzer to be tested;
the constant-pressure air blowing assembly is arranged in the mounting cavity and is provided with an air blowing joint extending out of the panel, the air blowing joint is connected with one end of the dialyzer to be tested through a pipeline, and the constant-pressure air blowing assembly and the extraction pipeline structure are arranged in an alternative working state;
the weighing structure is arranged at the side of the equipment main body, and one end of the dialyzer to be tested, which deviates from the air blowing joint, is connected to the weighing structure through a pipeline.
2. The dialyzer blood chamber volume testing device of claim 1, further comprising a plurality of tube clamps disposed on the extraction line structure connected to both ends of the dialyzer to be tested and the tube connected to the air blowing connector.
3. The dialyzer blood chamber volume testing device of claim 1, further comprising an auxiliary mounting bracket mounted on the panel and located beside the clamping structure.
4. The dialyzer blood chamber volume testing device of claim 3, further comprising a drip cup that is clamped on the auxiliary mounting frame, the drip cup being disposed in the draw line structure that connects one or both ends of the dialyzer to be tested.
5. The dialyzer blood chamber volume testing device of claim 1, further comprising a controller disposed within the mounting cavity, the controller having human interaction components that pass through the panel, the controller being electrically connected to the draw line structure and the constant pressure insufflation assembly.
6. The dialyzer blood compartment volume testing device of claim 5, wherein the human interface component is a touch display.
7. The dialyzer blood chamber volume test device of claim 1, wherein the extraction pipeline structure comprises a blood pump, an input pipe, a first output pipe and a second output pipe, the blood pump is mounted on the panel, one end of the input pipe is connected to an inlet of the blood pump, the other end of the input pipe is connected to a simulated solution reservoir, one end of the first output pipe is connected to an outlet of the blood pump, the other end of the first output pipe is connected to one end of the dialyzer to be tested, one end of the second output pipe is connected to the other end of the dialyzer to be tested, and the other end of the second output pipe returns to the simulated solution reservoir.
8. A dialyzer blood chamber volume testing device according to claim 5 or 6, further comprising a power supply socket provided on the side plate and/or the back cover plate of the apparatus body, the power supply socket being electrically connected to the controller.
9. The dialyzer blood chamber volume testing device of claim 1, wherein the weighing structure comprises a scale body and a holding container, the holding container is placed on the scale body, and one end of the dialyzer to be tested, which is away from the connection with the air blowing connector, extends into the holding container through a pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122023132.4U CN215677196U (en) | 2021-08-26 | 2021-08-26 | Dialyzer blood chamber volume testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122023132.4U CN215677196U (en) | 2021-08-26 | 2021-08-26 | Dialyzer blood chamber volume testing device |
Publications (1)
| Publication Number | Publication Date |
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| CN215677196U true CN215677196U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122023132.4U Active CN215677196U (en) | 2021-08-26 | 2021-08-26 | Dialyzer blood chamber volume testing device |
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| CN (1) | CN215677196U (en) |
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2021
- 2021-08-26 CN CN202122023132.4U patent/CN215677196U/en active Active
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