CN218045117U - Pregnant woman peripheral blood sample collection device - Google Patents
Pregnant woman peripheral blood sample collection device Download PDFInfo
- Publication number
- CN218045117U CN218045117U CN202221535518.1U CN202221535518U CN218045117U CN 218045117 U CN218045117 U CN 218045117U CN 202221535518 U CN202221535518 U CN 202221535518U CN 218045117 U CN218045117 U CN 218045117U
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- blood sampling
- blood
- fixed
- box body
- vacuum
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- 210000005259 peripheral blood Anatomy 0.000 title claims description 14
- 239000011886 peripheral blood Substances 0.000 title claims description 14
- 239000008280 blood Substances 0.000 claims abstract description 104
- 210000004369 blood Anatomy 0.000 claims abstract description 100
- 238000010241 blood sampling Methods 0.000 claims abstract description 92
- 238000012360 testing method Methods 0.000 claims abstract description 37
- 239000011521 glass Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 description 5
- 210000003625 skull Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000001605 fetal effect Effects 0.000 description 1
- 210000003754 fetus Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a pregnant woman periphery blood sample collection system, including blood sampling box body and blood taking needle, blood sampling box body bottom is fixed with step motor, and the step motor output shaft is located the inside one end of blood sampling box body and is fixed with the supporting disk, and supporting disk top sliding connection has the fixing base, and the fixing base top is fixed with the telescopic link, and the telescopic link top is fixed with blood sampling box body inner chamber complex blood sampling pipe support, has inserted a plurality of vacuum test tubes on the blood sampling pipe support. The utility model discloses an on inserting the blood sampling pipe support with vacuum blood sampling, with the automatic different vacuum blood sampling pipe of changing of blood sampling under the effect of step motor and telescopic link, do not need medical personnel manual change, labour saving and time saving helps improving blood sampling efficiency, can place vacuum blood sampling pipe in advance according to the quantity of blood sampling, reduces error's possibility, effectively avoids the blood sampling pipe between the different pregnant women to make the mixed condition.
Description
Technical Field
The utility model belongs to the technical field of gather, especially, relate to a pregnant woman periphery blood specimen collection system.
Background
After the female is pregnant, various obstetric tests are needed, and the development condition of the fetus can be observed through the obstetric tests. The obstetric examination comprises a plurality of items, such as B-ultrasonic examination, hematology examination, down's screening, fetal monitoring and the like, the hematology examination and the Down's screening require blood drawing examination, peripheral blood drawing is required, venous blood drawing is required at the elbow, about 4-6 tubes of blood are generally required for examination, and the blood drawing amount is large.
Medical personnel usually adopt a blood taking needle to cooperate with a vacuum blood taking tube to draw peripheral blood, when the traditional blood taking needle and the vacuum blood taking tube draw blood, the medical personnel are required to draw out one end of the blood taking needle after drawing proper amount of blood from one vacuum blood taking tube and then insert the other end of the blood taking needle into the other vacuum blood taking tube again, the medical personnel are required to operate by both hands in the replacement process, the blood drawing cannot be recorded during the blood drawing, one end of the blood taking needle passes through a rubber plug in the vacuum blood taking tube, the labor is great, the needle head of the blood taking needle is easily damaged, the blood taking needle is required to be replaced, the blood taking efficiency is influenced, and the pregnant woman needs to prick the needle again; in addition, when the existing blood taking needle is pulled out of the vacuum blood taking tube and transferred to another vacuum blood taking tube, the blood on the blood taking needle is in an exposed state and is easily polluted, and the accuracy of the detection structure is further influenced. Therefore, a pregnant woman peripheral blood sample collecting device is provided to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pregnant woman periphery blood sample collection system, its purpose is in order to solve the technical problem who proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a pregnant woman periphery blood sample collection system, including blood sampling box body and blood taking needle, blood sampling box body bottom is fixed with step motor through the motor frame, step motor output shaft runs through the blood sampling box body and extends to the inside of the blood sampling box body, the one end that step motor output shaft is located the inside of blood sampling box body is fixed with the supporting disk, the supporting disk top sliding connection has the fixing base, the fixing base top is fixed with the telescopic link, the telescopic link top is fixed with the blood sampling pipe support with blood sampling box body inner chamber complex, a plurality of vacuum test tubes have been inserted on the blood sampling pipe support;
the blood sampling box body top is fixed with L shape support, be provided with on the L shape support with blood taking needle complex compact structure, blood sampling box body top is seted up with blood taking needle complex through hole, blood taking needle one end is passed through the through hole and is communicated with one of them vacuum test tube.
As a preferred technical scheme of the utility model, the blood sampling pipe support include with the fixed cover of telescopic link complex, it is fixed with a plurality of bracing pieces, a plurality of to be annular equidistance on the outer disc of fixed cover the bracing piece is kept away from fixed cover one end and all is fixed with the cutting ferrule with vacuum test tube complex.
As an optimal technical scheme of the utility model, be fixed with the support arc board with fixed cover coaxial line on the outer disc of cutting ferrule, adjacent two through connecting arc board fixed connection between the cutting ferrule.
As a preferred technical scheme of the utility model, compact structure includes the regulating plate, regulating plate one end be fixed with blood taking needle complex U-shaped clamp plate, the regulating plate other end be fixed with L shape support sliding connection's smooth frame, be fixed with the pull rod that runs through L shape support on the regulating plate, the pull rod top is fixed with the piece of drawing, the cover is equipped with the spring on the pull rod, spring one end is supported tightly on the regulating plate, the spring other end is supported tightly on L shape support.
As a preferred technical scheme of the utility model, the supporting disk external diameter is the same with blood sampling box body internal diameter size, supporting disk bottom edge rotation is connected with a plurality of supporting rollers, the bottom of supporting roller contacts with the internal bottom of blood sampling box, the supporting disk top is fixed with the slide rail with fixing base sliding connection, the fixing base bottom open and shut have with slide rail complex spout.
As an optimal technical scheme of the utility model, the vacuum test tube is including blood sampling test tube and skull, skull internal fixation has the rubber sealing plug, on the outer disc of blood sampling test tube and be close to the rigidity of skull have with cutting ferrule complex stop collar.
As an optimal technical proposal of the utility model, the through hole is internally provided with a disposable protective cover matched with the blood taking needle.
As the utility model discloses a preferred technical scheme, blood sampling box body cross section is semi-cylindrical, blood sampling box body bottom is fixed with the supporting leg of taking the mounting hole, the open end of blood sampling box body rotates and is connected with the semi-cylindrical lid, install observation glass window on the blood sampling box body face of cylinder.
The utility model discloses following beneficial effect has:
1. the utility model discloses an insert the vacuum test tube on the blood sampling pipe support, with the automatic different vacuum test tubes of changing of blood taking needle under the effect of step motor and telescopic link, do not need the manual change of medical personnel, time saving and labor saving helps improving blood sampling efficiency, furthermore, can place the vacuum test tube in advance according to the quantity of blood sampling, avoid appearing taking out more or the condition of taking out less, reduce the possibility of error, and the same vacuum test tube of wholesale together takes out the blood sampling pipe condition of mixing of effectively avoiding between the different pregnant women.
2. The utility model discloses a draw blood in the relative sealed space that blood sampling box body and semicylinder lid formed, effectively avoid when changing different vacuum test tubes, the blood on the blood sampling needle receives the condition of pollution, improves the accuracy of testing result.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the pregnant woman peripheral blood sample collecting device of the present invention.
Fig. 2 is a schematic structural view of another view angle of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A in fig. 3.
Fig. 5 is a schematic structural diagram of the connection between the stepping motor and the support plate.
Fig. 6 is a schematic structural view of fig. 5 from another view angle.
Fig. 7 is a schematic structural diagram of the fixing base, the telescopic rod and the blood sampling tube rack matched with each other.
Fig. 8 is a schematic structural view of a blood collection tube holder.
Fig. 9 is a schematic view of the pressing structure.
FIG. 10 is a schematic view of the construction of the lancet.
FIG. 11 is a schematic view of the structure of the vacuum blood collection tube.
FIG. 12 is a schematic sectional view of the vacuum blood collection tube.
FIG. 13 is a schematic view of the structure of the blood collection case.
In the drawings, the components represented by the respective reference numerals are listed below:
1-blood collection box body, 2-blood collection needle, 3-motor frame, 4-stepping motor, 5-support plate, 6-fixing seat, 7-telescopic rod, 8-blood collection tube frame, 9-vacuum blood collection tube, 10-compression structure, 11-semi-cylindrical box cover, 101-L-shaped bracket, 102-through hole, 103-support leg, 104-observation glass window, 501-support roller, 502-sliding rail, 801-fixing sleeve, 802-support rod, 803-clamping sleeve, 804-support arc plate, 805-connecting arc plate, sealing plug 901-blood collection tube, 902-end cover, 903-rubber, 904-limiting sleeve, 1001-adjusting plate, 1002-U-shaped pressing plate, 1003-sliding frame, 1004-pull rod, 1005-pull block and 1006-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-12, the utility model relates to a pregnant woman peripheral blood sample collection device, including a blood sampling box body 1 and a blood sampling needle 2, a stepping motor 4 is fixed at the bottom of the blood sampling box body 1 through a motor frame 3, an output shaft of the stepping motor 4 penetrates through the blood sampling box body 1 and extends into the blood sampling box body 1, a support plate 5 is fixed at one end of the output shaft of the stepping motor 4 located in the blood sampling box body 1, the top of the support plate 5 is connected with a fixed seat 6 in a sliding manner, a telescopic rod 7 is fixed at the top of the fixed seat 6, a blood sampling tube rack 8 matched with the inner cavity of the blood sampling box body 1 is fixed at the top end of the telescopic rod 7, and a plurality of vacuum blood sampling tubes 9 are inserted on the blood sampling tube rack 8;
an L-shaped bracket 101 is fixed at the top of the blood collection box body 1, a compression structure 10 matched with the blood collection needle 2 is arranged on the L-shaped bracket 101, a through hole 102 matched with the blood collection needle 2 is formed in the top of the blood collection box body 1, and one end of the blood collection needle 2 penetrates through the through hole 102 to be communicated with one vacuum blood collection tube 9.
Wherein as shown in fig. 7, fig. 8, blood sampling pipe support 8 includes with telescopic link 7 complex fixed cover 801, it is fixed with a plurality of bracing pieces 802 to be the annular equidistance on the outer disc of fixed cover 801, a plurality of bracing pieces 802 keep away from fixed cover 801 one end all be fixed with vacuum test tube 9 complex cutting ferrule 803, can set up a plurality of cutting ferrules 803 and be used for placing a plurality of vacuum test tubes 9, prevent the vacuum test tube 9 of relative quantity according to the blood sampling needs, avoid taking a blood sample in-process and take out less or take out more, and simultaneously, vacuum test tube 9 concentrates and places and improve blood sampling efficiency.
As shown in fig. 9, the pressing structure 10 includes an adjusting plate 1001, a U-shaped pressing plate 1002 matched with the blood collection needle 2 is fixed at one end of the adjusting plate 1001, a sliding frame 1003 slidably connected with the L-shaped bracket 101 is fixed at the other end of the adjusting plate 1001, a pull rod 1004 penetrating through the L-shaped bracket 101 is fixed on the adjusting plate 1001, a pull block 1005 is fixed at the top end of the pull rod 1004, a spring 1006 is sleeved on the pull block 1005, one end of the spring 1006 is abutted against the adjusting plate 1001, and the other end of the spring 1006 is abutted against the L-shaped bracket 101.
As shown in fig. 11 and 12, the vacuum blood collection tube 9 includes a blood collection test tube 901 and a head cover 902, a rubber sealing plug 903 is fixed inside the head cover 902, and a position close to the head cover 902 on an outer circumferential surface of the blood collection test tube 901 is fixed with a position limiting sleeve 904 engaged with the ferrule 803.
One specific application of this embodiment is: during the use, pass through hole 102 with the one end of blood taking needle 2 and stretch into to blood collection box body 1 inside, fasten 2 one end fastening of blood taking needle at 1 top of blood collection box body through compact structure 10, then insert vacuum test tube 9 on blood collection tube support 8, push blood collection tube support 8 intercommunication vacuum test tube 8 inside to blood collection box body, then, insert the blood taking needle 2 other end in blood person's the vein of drawing, then, it rises to drive blood collection tube support 8 intercommunication vacuum test tube 9 through control telescopic link 7, make blood taking needle 2 be located the inside one end of blood collection box body 1 puncture the rubber sealing plug 903 in one of them vacuum test tube 9, blood taking needle 2 and blood collection test tube 901 intercommunication, blood flows into to inside blood collection test tube 901 under the effect of negative pressure, after one of them vacuum test tube 9 accomplishes, after the telescopic link 7 contracts, make vacuum test tube 9 after the completion of taking a blood sample break away from with blood taking needle 2, then control step motor 4 rotates and make another vacuum test tube 9 just right with blood taking needle 2, telescopic link 7 drives blood taking a blood collection 8 intercommunication vacuum test tube 9 and rises, make 2 accomplish with new vacuum test tube 9 intercommunication again, make blood taking tube 2 communicate, make vacuum test tube 9 accomplish again, in proper order until the reciprocal vacuum test tube that needs the quantity.
The second embodiment is as follows:
on the basis of the first embodiment, the present embodiment is different in that:
as shown in fig. 7 and 8, a supporting arc plate 804 coaxial with the fixing sleeve 801 is fixed on the outer circular surface of the cutting sleeve 803, two adjacent cutting sleeves 803 are fixedly connected through a connecting arc plate 805, the supporting arc plate 804 is in contact with the blood sampling box body 1, the inner wall of the semi-cylindrical box cover 11 is in contact with the inner wall of the semi-cylindrical box cover 11, the whole blood sampling tube rack 8 is supported on the outer side, the distance between the blood sampling tube rack 8 and the blood sampling box body 1 and the distance between the semi-cylindrical box cover 11 are increased, the damage of the vacuum blood sampling tube 9 caused by the contact of the inner wall of the vacuum blood sampling tube 9 and the blood sampling box body 1 and the inner wall of the semi-cylindrical box cover 11 is avoided, and meanwhile, the positioning effect is achieved, so that the vacuum blood sampling tube 9 can be right opposite to the through hole 102.
As shown in fig. 5, fig. 6, the external diameter of supporting disk 5 is the same with the internal diameter size of blood sampling box body 1, 5 bottom edge rotations of supporting disk are connected with a plurality of supporting rollers 501, bottom contact in supporting roller 501 bottom and the blood sampling box body 1, 5 tops of supporting disk are fixed with slide rail 502 with 6 sliding connection of fixing base, 6 bottoms of fixing base open and shut have with slide rail 502 complex spout, the convenience is with blood sampling pipe support 8, telescopic link 7, 6 outside removals of fixing base when using, thereby conveniently take and insert the vacuum test tube.
The third concrete example:
on the basis of the second embodiment, the present embodiment is different in that:
as shown in fig. 1-4 and fig. 13, wherein, as shown in the figure, the cross section of the blood sampling box body 1 is semi-cylindrical, the bottom of the blood sampling box body 1 is fixed with a supporting leg 103 with a mounting hole, the open end of the blood sampling box body 1 is rotatably connected with a semi-cylindrical box cover 11, an observation glass window 104 is installed on the cylindrical surface of the blood sampling box body 1, the observation glass window 104 is convenient for observing the amount of collected blood in the vacuum blood sampling tube 9, the vacuum blood sampling tube 9 can be replaced at any time, the vacuum blood sampling tube 9 can be in a relatively sealed environment during blood sampling, and the pollution of the external environment to the collected blood sample is reduced.
Wherein as shown in fig. 4, the inside disposable lag that is provided with blood taking needle 2 complex of through hole 102, blood taking needle 2 passes through hole 102, makes blood remain on through hole 102 when changing blood taking needle 2 easily, and this needs to wash it, and is comparatively time-consuming and energy-consuming, consequently, can the utility model discloses set up disposable lag in the position with blood taking needle 2 contact, because disposable lag and blood taking needle 2 direct contact, when taking a blood sample to the user of difference, only need to change vacuum blood sampling tube 9, blood taking needle 2 and disposable lag can, avoid leading to the fact nobody to blood, improve the convenience in use.
In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a pregnant woman periphery blood sample collection system, includes blood sampling box body (1) and blood sampling needle (2), blood sampling box body (1) bottom is fixed with step motor (4) through motor frame (3), step motor (4) output shaft runs through inside blood sampling box body (1) and extend to blood sampling box body (1), step motor (4) output shaft is located the inside one end of blood sampling box body (1) and is fixed with supporting disk (5), its characterized in that:
the top of the supporting disk (5) is connected with a fixed seat (6) in a sliding manner, a telescopic rod (7) is fixed at the top of the fixed seat (6), a blood sampling tube rack (8) matched with the inner cavity of the blood sampling box body (1) is fixed at the top end of the telescopic rod (7), and a plurality of vacuum blood sampling tubes (9) are inserted into the blood sampling tube rack (8);
the blood sampling box is characterized in that an L-shaped support (101) is fixed to the top of the blood sampling box body (1), a compression structure (10) matched with the blood sampling needle (2) is arranged on the L-shaped support (101), a through hole (102) matched with the blood sampling needle (2) is formed in the top of the blood sampling box body (1), and one end of the blood sampling needle (2) penetrates through the through hole (102) to be communicated with one vacuum blood sampling tube (9).
2. The pregnant woman peripheral blood sample collection device according to claim 1, wherein the blood sampling tube holder (8) comprises a fixing sleeve (801) matched with the telescopic rod (7), a plurality of support rods (802) are fixed on the outer circular surface of the fixing sleeve (801) in an annular equidistant manner, and clamping sleeves (803) matched with the vacuum blood sampling tubes (9) are fixed at one ends, far away from the fixing sleeve (801), of the support rods (802).
3. The pregnant woman peripheral blood sample collection device according to claim 2, wherein a supporting arc plate (804) coaxial with the fixing sleeve (801) is fixed on the outer circular surface of the clamping sleeve (803), and two adjacent clamping sleeves (803) are fixedly connected through a connecting arc plate (805).
4. The pregnant woman peripheral blood sample collection device according to claim 1, wherein the compression structure (10) comprises an adjusting plate (1001), one end of the adjusting plate (1001) is fixed with a U-shaped pressing plate (1002) matched with the blood taking needle (2), the other end of the adjusting plate (1001) is fixed with a sliding frame (1003) in sliding connection with the L-shaped support (101), a pull rod (1004) penetrating through the L-shaped support (101) is fixed on the adjusting plate (1001), a pull block (1005) is fixed at the top end of the pull rod (1004), a spring (1006) is sleeved on the pull block (1005), one end of the spring (1006) abuts against the adjusting plate (1001), and the other end of the spring (1006) abuts against the L-shaped support (101).
5. The device for collecting peripheral blood samples of pregnant women according to claim 1, wherein the outer diameter of the supporting plate (5) is the same as the inner diameter of the blood collection box body (1), the bottom edge of the supporting plate (5) is rotatably connected with a plurality of supporting rollers (501), the bottoms of the supporting rollers (501) contact with the inner bottom of the blood collection box body (1), the top of the supporting plate (5) is fixed with a sliding rail (502) which is slidably connected with the fixing seat (6), and the bottom of the fixing seat (6) is opened and closed with a sliding groove which is matched with the sliding rail (502).
6. The pregnant woman peripheral blood sample collection device according to claim 2, wherein the vacuum blood collection tube (9) comprises a blood collection test tube (901) and a head cover (902), a rubber sealing plug (903) is fixed inside the head cover (902), and a limiting sleeve (904) matched with the clamping sleeve (803) is fixed on the outer circular surface of the blood collection test tube (901) and close to the head cover (902).
7. A pregnant woman peripheral blood sample collection device according to claim 1, characterized in that inside said through hole (102) a disposable protection sheath cooperating with the blood collection needle (2) is provided.
8. The pregnant woman peripheral blood sample collection device according to claim 1, wherein the cross section of the blood collection box body (1) is semi-cylindrical, a support leg (103) with a mounting hole is fixed at the bottom of the blood collection box body (1), a semi-cylindrical box cover (11) is rotatably connected to the open end of the blood collection box body (1), and an observation glass window (104) is installed on the cylindrical surface of the blood collection box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221535518.1U CN218045117U (en) | 2022-06-17 | 2022-06-17 | Pregnant woman peripheral blood sample collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221535518.1U CN218045117U (en) | 2022-06-17 | 2022-06-17 | Pregnant woman peripheral blood sample collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218045117U true CN218045117U (en) | 2022-12-16 |
Family
ID=84432992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221535518.1U Expired - Fee Related CN218045117U (en) | 2022-06-17 | 2022-06-17 | Pregnant woman peripheral blood sample collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218045117U (en) |
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2022
- 2022-06-17 CN CN202221535518.1U patent/CN218045117U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |