CN213217023U - Blood sampling device for blood tumor patient - Google Patents
Blood sampling device for blood tumor patient Download PDFInfo
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- CN213217023U CN213217023U CN202020894042.5U CN202020894042U CN213217023U CN 213217023 U CN213217023 U CN 213217023U CN 202020894042 U CN202020894042 U CN 202020894042U CN 213217023 U CN213217023 U CN 213217023U
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- sample storage
- storage tube
- negative pressure
- tube
- bracket box
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Abstract
The utility model discloses a blood sampling device for blood tumor patients, which comprises at least one sample storage tube, a bracket box for placing the sample storage tube, a bracket box cover for sealing the bracket box, an ice bag capable of storing ice cubes for reducing temperature, a negative pressure device for generating negative pressure for the sample storage tube, an insertion tube for conveying blood samples into the sample storage tube, a drainage tube connected to the insertion tube, and a sampling needle head arranged at one end of the drainage tube; the sample storage tube is movably arranged on the bracket box; the utility model relates to a blood sampling device for patients with blood tumor; the device can realize totally enclosed blood sampling to realize the function that the sample test tube was hidden and was deposited in certain time.
Description
Technical Field
The utility model relates to a blood sampling equipment technical field, concretely relates to blood tumor patient blood sampling device.
Background
Currently, blood tests are important auxiliary techniques for blood tumor treatment, and since blood item examination includes different kinds, different tests are usually performed. The traditional blood sampling method needs to sample blood from a patient and inject the blood into a test tube, the method is easy to expose the blood in the air, so that the test is inaccurate, and the sampling amount of a negative pressure vacuum tube has certain limitation; and traditional sampling device can not realize cold-stored the preserving to the sample test tube, makes the sample test tube receive the pollution easily to the inspection in this period after the sample.
SUMMERY OF THE UTILITY MODEL
The technical problem of the utility model is to provide a blood tumor patient blood sampling device, the device can realize totally enclosed blood sample to realize that the sample test tube cold-stored function of depositing in the certain time.
The technical scheme of the utility model is that: a blood sampling device for patients with hematological tumors comprises at least one sample storage tube, a bracket box for placing the sample storage tube, a bracket box cover for sealing the bracket box, an ice bag capable of storing ice cubes for reducing temperature, a negative pressure device for generating negative pressure on the sample storage tube, an insertion tube for conveying a blood sample into the sample storage tube, a drainage tube connected to the insertion tube, and a sampling needle head arranged at one end of the drainage tube; the sample storage tube is movably arranged on the bracket box; the bracket box cover is movably arranged on the bracket box; the ice bag can be placed in the bracket box, and the ice bag is positioned below the sample storage tube.
Furthermore, the negative pressure device comprises a negative pressure cavity, a piston block arranged in the negative pressure cavity, a push-pull rod arranged on the piston block and fixed with the piston block, a first valve arranged at an air inlet of the negative pressure cavity, and a second valve arranged at an air outlet on the side surface of the negative pressure cavity. The negative pressure device can form a negative pressure area in the sample storage tube, so that blood sampling by using pressure difference is realized.
Further, one end of the sample storage pipe is provided with a liquid inlet, the other end of the sample storage pipe is provided with an air outlet, a liquid inlet sealing cover is installed on the liquid inlet in a threaded mode, and an air outlet sealing cover is installed on the air outlet in a threaded mode; the liquid inlet is internally provided with a one-way valve, the liquid inlet of the sample storage tube is connected with the insertion tube, and the gas outlet of the sample storage tube is connected with the negative pressure device. The sealed storage of the sampled blood is realized by arranging a liquid inlet sealing cover and an air outlet sealing cover; realize through setting up the check valve that the sample can not flow when sample storage tube erects.
Furthermore, be equipped with on the support box and be used for carrying out the dead buckle of lock to support box and support lid, be equipped with sealed the pad on the support box. The sealing safety after the bracket box and the bracket box cover are closed is ensured by arranging the sealing gasket and the buckle.
Furthermore, clamping grooves for movably clamping the sample storage tubes are formed in two sides of the support box, and rubber layers are arranged on the clamping grooves.
Furthermore, male and female snap rings capable of fastening the sample storage tube are arranged on two sides of the clamping groove; the problem that the sample storage tube falls off can be effectively prevented.
Furthermore, both sides of the support box cover are provided with guard plates, and the guard plates can completely protect both ends of the sample storage tube after the support box cover is closed. The two sides of the bracket box cover are provided with the guard plates, so that the two ends of the sample storage tube are completely protected.
The utility model has the advantages that: the utility model has simple structure and simple operation, can realize totally enclosed blood sampling, and has the function of refrigerating and storing the sampling test tube within a certain time; the utility model can support and protect the sample storage tube by arranging the bracket box, realize the fixation of the sample storage tube by arranging the clamping groove, and realize the low-temperature preservation of the sample storage tube by arranging the ice bag which can store ice blocks; the negative pressure device of the utility model can form a negative pressure area inside the sample storage tube, and realize the blood sampling by utilizing the pressure difference; the utility model discloses a negative pressure device provides the negative pressure to storing up the appearance pipe and accomplishes the sample, has avoided the sample to expose in the air.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a stent cassette;
FIG. 3 is a schematic view of the piston and push-pull rod;
FIG. 4 is a schematic structural diagram of a male-female snap ring;
wherein, 1-a sampling needle head; 2-a drainage tube; 3, intubation; 4-sample storage tube; 41-liquid inlet; 42-an exhaust port; 43-liquid inlet sealing cover; 44-vent seal cap; 5-a stent box; 51-buckling; 52-a seal pad; 6-bracket box cover; 7-ice bag; 8-a clamping groove; 81-male and female snap rings; 9-a negative pressure cavity; 10-a piston block; 11-a push-pull rod; 12-a first valve; 13-second valve.
Detailed Description
An embodiment of the present invention will be described in detail with reference to the accompanying drawings, but it should be understood that the scope of the invention is not limited to the embodiment.
Example (b): as shown in fig. 1, a blood sampling device for blood tumor patients comprises a sample storage tube 4, a holder box 5 for placing the sample storage tube 4, a holder box cover 6 for sealing the holder box 5, an ice bag 7 capable of storing ice cubes for reducing temperature, a negative pressure device for generating negative pressure to the sample storage tube 4, an insertion tube 3 for delivering a blood sample into the sample storage tube 4, a drainage tube 2 connected to the insertion tube 3, and a sampling needle 1 arranged at one end of the drainage tube 2; the 3 sample storage tubes 4 are sequentially and movably arranged on the bracket box 5; the bracket box cover 6 is movably arranged on the bracket box 5; the ice bag 7 can be placed inside the rack case 5, and the ice bag 7 is located below the sample storage tube 4.
As shown in fig. 1 and 3, the negative pressure device includes a negative pressure chamber 9, a piston block 10 disposed in the negative pressure chamber 9, a push-pull rod 11 disposed on the piston block 10 and fixed to the piston block 10, a first valve 12 disposed at an air inlet of the negative pressure chamber 9, and a second valve 13 disposed at an air outlet on a side surface of the negative pressure chamber 9.
As shown in fig. 1, each sample storage tube 4 has the same structure, and one end of each sample storage tube 4 is provided with a liquid inlet 41, the other end is provided with an air outlet 42, a liquid inlet sealing cover 43 is screwed on the liquid inlet 41, and an air outlet sealing cover 44 is screwed on the air outlet 42; a one-way valve is arranged in the liquid inlet 41, the liquid inlet 41 of the sample storage tube 4 is connected with the inserting tube 3, and the air outlet 42 of the sample storage tube 4 is connected with a negative pressure device.
As shown in fig. 1, a buckle 51 for locking the support box 5 and the support box cover 6 is arranged on the support box 5, a sealing gasket 52 is arranged on the support box 5, and the sealing performance of the closed support box 5 and the closed support box cover 6 is ensured through the sealing gasket 52.
As shown in fig. 1 and 4, two sides of the rack box 5 are provided with a clamping groove 8 for movably clamping the sample storage tube 4, and a rubber layer is arranged on the clamping groove 8. The two sides of the clamping groove 8 are provided with male and female clamping rings 81 which can fasten the sample storage tube 4.
As shown in figure 1, two sides of the rack box cover 6 are provided with guard plates 14, and the guard plates 14 can completely protect two ends of the sample storage tube 4 after the rack box cover 6 is closed.
The utility model discloses a work flow is: taking out the sample storage tube 4 from the bracket box 5, connecting the negative pressure device with an air outlet 42 of the sample storage tube 4, and connecting the cannula 3 with a liquid inlet 41 of the sample storage tube 4; during sampling, the sample storage tube 4 is erected with the liquid inlet 41 as the lower part, the first valve 12 is opened on the negative pressure device, the second valve 13 is closed, the push-pull rod 11 is pulled, and a sample sequentially passes through the drainage tube 2, the insertion tube 3 and the one-way valve at the liquid inlet 41 and then enters the sample storage tube 4; when the sampling amount is large, closing the first valve 12, opening the second valve 13, pushing the push-pull rod 11 to complete pressure relief, and then adjusting the first valve 12 and the second valve 13 to sample; after sampling, the sample storage tube 4 is disconnected with the negative pressure device and the insertion tube 3, then the exhaust port 42 is sealed by the exhaust port sealing cover 44, the liquid inlet 41 is sealed by the liquid inlet sealing cover 43, finally the sample storage tube 4 is placed into the clamping groove 8 of the bracket box 5 and is fixed by the male and female clamping rings 81, and then the bracket box cover 6 is covered.
Claims (7)
1. The blood sampling device for the blood tumor patients is characterized by comprising at least one sample storage tube (4), a bracket box (5) for placing the sample storage tube (4), a bracket box cover (6) for sealing the bracket box (5), an ice bag (7) capable of storing ice cubes and used for reducing temperature, a negative pressure device for generating negative pressure for the sample storage tube (4), an insertion tube (3) for conveying a blood sample into the sample storage tube (4), a drainage tube (2) connected to the insertion tube (3), and a sampling needle head (1) arranged at one end of the drainage tube (2); the sample storage tube (4) is movably arranged on the bracket box (5); the bracket box cover (6) is movably arranged on the bracket box (5); the ice bag (7) can be placed in the bracket box (5), and the ice bag (7) is positioned below the sample storage tube (4).
2. The blood sampling device for patients with hematological tumors according to claim 1, wherein the negative pressure device comprises a negative pressure chamber (9), a piston block (10) arranged in the negative pressure chamber (9), a push-pull rod (11) arranged on the piston block (10) and fixed with the piston block (10), a first valve (12) arranged at the air inlet of the negative pressure chamber (9), and a second valve (13) arranged at the side air outlet of the negative pressure chamber (9).
3. The blood sampling device for the patients with blood tumor according to claim 1, wherein one end of the sample storage tube (4) is provided with a liquid inlet (41), the other end is provided with an air outlet (42), a liquid inlet sealing cover (43) is screwed on the liquid inlet (41), and an air outlet sealing cover (44) is screwed on the air outlet (42); a one-way valve is arranged in the liquid inlet (41), the liquid inlet (41) of the sample storage pipe (4) is connected with the insertion pipe (3), and the gas exhaust port (42) of the sample storage pipe (4) is connected with the negative pressure device.
4. The blood sampling device for the patients with hematological tumors according to claim 1, wherein the bracket box (5) is provided with a buckle (51) for locking the bracket box (5) and the bracket box cover (6), and the bracket box (5) is provided with a sealing gasket (52).
5. The blood sampling device for the patients with hematological tumors according to claim 1, wherein the two sides of the bracket box (5) are provided with clamping grooves (8) for movably clamping the sample storage tube (4), and the clamping grooves (8) are provided with rubber layers.
6. The blood sampling device for patients with hematological tumors according to claim 5, wherein the two sides of the slot (8) are provided with a male and female snap ring (81) capable of fastening the sample storage tube (4).
7. The blood sampling device for the patients with hematological tumors according to claim 1, wherein the two sides of the rack box cover (6) are provided with a protective plate (14), and the protective plate (14) can completely protect the two ends of the sample storage tube (4) after the rack box cover (6) is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894042.5U CN213217023U (en) | 2020-05-25 | 2020-05-25 | Blood sampling device for blood tumor patient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894042.5U CN213217023U (en) | 2020-05-25 | 2020-05-25 | Blood sampling device for blood tumor patient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213217023U true CN213217023U (en) | 2021-05-18 |
Family
ID=75867939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020894042.5U Active CN213217023U (en) | 2020-05-25 | 2020-05-25 | Blood sampling device for blood tumor patient |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213217023U (en) |
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2020
- 2020-05-25 CN CN202020894042.5U patent/CN213217023U/en active Active
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