CN213129492U - A disposable hematology department sampling device that draws blood for vein treatment - Google Patents
A disposable hematology department sampling device that draws blood for vein treatment Download PDFInfo
- Publication number
- CN213129492U CN213129492U CN202021373424.XU CN202021373424U CN213129492U CN 213129492 U CN213129492 U CN 213129492U CN 202021373424 U CN202021373424 U CN 202021373424U CN 213129492 U CN213129492 U CN 213129492U
- Authority
- CN
- China
- Prior art keywords
- test tube
- needle cylinder
- threaded rod
- disposable
- sampling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 8
- 239000008280 blood Substances 0.000 title abstract description 42
- 210000004369 blood Anatomy 0.000 title abstract description 42
- 210000003462 vein Anatomy 0.000 title abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 52
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 24
- 238000005580 one pot reaction Methods 0.000 claims abstract description 3
- 238000010241 blood sampling Methods 0.000 claims description 19
- 238000002560 therapeutic procedure Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000009534 blood test Methods 0.000 description 2
- 238000002642 intravenous therapy Methods 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a disposable hematology hemospast sampling device for vein treatment, which comprises a needle cylinder, wherein an inner needle cylinder is arranged inside the needle cylinder, an inner cavity is arranged inside the inner needle cylinder, a piston is arranged in the inner cavity, a thread seat is arranged at the end part of the inner needle cylinder, a threaded rod is inserted and arranged on the thread seat, one end of the threaded rod is connected with the piston, a bearing is arranged at one end of a protective shell, the other end of the threaded rod is connected with the protective shell through the bearing, and a handle is arranged at the other end of the threaded rod; the end part of the needle cylinder is provided with a liquid inlet and a liquid outlet pipe, the end part of the liquid inlet is provided with a hose, and the end part of the hose is provided with a needle head; one pot head of drain pipe is equipped with the test tube, and the opening part of test tube is equipped with the test tube stopper, and still the interlude is equipped with the breather pipe on the test tube stopper. The utility model discloses an overall structure's setting for the process of drawing blood is difficult to receive the operator action influence, and stability and security all obtain improving, and can avoid the difficult condition of injecting the test tube from the cylinder of blood.
Description
Technical Field
The utility model relates to the field of medical equipment, especially a disposable hematology department sampling device that draws blood for vein treatment.
Background
Blood test is an effective means commonly used for determining the etiology of a patient, blood sampling and subpackaging test tubes before blood test are performed in a segmented mode at present, blood sampling is mainly performed by using an injector to extract blood from the vein of the patient, then the test tubes are pushed to send test, the amount of the extracted blood is influenced by the volume of a blood needle tube, the amount of the blood extracted at one time is small and insufficient, the patient needs to be pricked and bled again, the patient is subjected to the pain of blood re-drawing, the cost of blood re-drawing is needed, the economic burden of the patient is increased, the test time of medical staff is prolonged, the working efficiency is reduced, and further improvement is needed.
The patent with the application number of CN201920267997.5 discloses a blood sampling device for vein treatment, solves the problems, does not need to prick a needle again for blood sampling, can reduce the pain of a patient and is convenient to sample. However, the blood sampling device for vein treatment proposed in the patent has the following disadvantages:
1. the device utilizes traditional syringe manual operation to draw blood when drawing blood, and the stability of the process of drawing blood can't be guaranteed to this kind of mode of drawing blood, and the operator moves too fast or too slow and all can lead to patient's discomfort, even hemorrhage.
2. When the device injects blood into the test tube from the needle cylinder, the whole device is in a sealed state, and the blood is not easy to be injected into the test tube from the needle cylinder under the action of air pressure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a disposable hematology department sampling device that draws blood for vein treatment. The blood drawing device can ensure that the blood drawing process is not easily influenced by the action of an operator, the stability and the safety are improved, and the condition that blood is not easily injected into a test tube from a needle cylinder can be avoided.
The technical scheme of the utility model: a disposable hematology blood sampling device for vein treatment comprises a needle cylinder, wherein an inner needle cylinder is arranged inside the needle cylinder, an outer cavity is arranged between the needle cylinder and the inner needle cylinder, an inner cavity is arranged inside the inner needle cylinder, a protective shell is arranged in the outer cavity, a piston is arranged in the inner cavity, a threaded seat is arranged at the end part of the inner needle cylinder, a threaded rod is arranged on the threaded seat in an inserting mode and matched with the threaded seat, one end of the threaded rod is connected with the piston, a bearing is arranged at one end of the protective shell, the other end of the threaded rod penetrates through the protective shell and is connected with the protective shell through the bearing, and a handle is arranged; the end part of the needle cylinder is provided with a liquid inlet and a liquid outlet pipe which are both communicated with the inner cavity, the end part of the liquid inlet is provided with a hose, and the end part of the hose is provided with a needle head; the pot head of drain pipe is equipped with the test tube, and the opening part of test tube is equipped with the test tube stopper, and the drain pipe alternates the test tube stopper and extends the bottom of test tube, and the test tube is gone up and still alternates on the plug and is equipped with the breather pipe.
In the aforementioned disposable hematology blood sampling device for intravenous therapy, the liquid inlet is provided with the first valve.
In the aforementioned disposable blood sampling device for venous therapy in hematology department, one end of the liquid outlet pipe is provided with the second valve.
Aforementioned a disposable hematology sampling device for vein treatment, the symmetry is equipped with two flutings on the outer wall of cylinder, and the symmetry is equipped with two limit stop on the outer wall of protective housing one end, and limit stop alternates and corresponds the fluting.
In the disposable hematology blood sampling device for intravenous therapy, the test tube is provided with liquid level scales.
In the aforementioned disposable blood sampling device for venous therapy in hematology department, the handle is provided with the anti-skid veins.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model is provided with an inner needle cylinder inside the needle cylinder, an inner cavity inside the inner needle cylinder, a piston inside the inner cavity, a screw thread seat arranged at the end part of the inner needle cylinder, a screw thread rod inserted on the screw thread seat, the threaded rod is matched with the threaded seat, one end of the threaded rod is connected with the piston, the other end of the threaded rod is provided with a handle, the end part of the needle cylinder is provided with a liquid inlet, the end part of the liquid inlet is provided with a hose, the end part of the hose is provided with a needle head, the liquid inlet is provided with a first valve, when blood is drawn, close first valve, the handheld handle of operator carries out clockwise rotation, and threaded rod and screw thread seat cooperation, the threaded rod removes and stimulates the piston to the intracavity outward and removes, is in negative pressure state in the intracavity, inserts the patient vein with the syringe needle, opens first valve, and patient's blood is taken out to the intracavity, and this process of drawing blood is difficult for receiving operator action to influence, and stability and security all obtain improving.
2. The utility model discloses tip at the cylinder is equipped with the drain pipe, a pot head of drain pipe is equipped with the test tube, the opening part of test tube is equipped with the test tube stopper, the drain pipe alternates the test tube stopper and extends the bottom of test tube, still alternate on the test tube stopper and be equipped with the breather pipe, when needing to use the blood sample, close first valve, open the second valve, counter-clockwise turning handle, make the piston promote blood pour into the test tube into from the drain pipe, in-process blood gets into the test tube, and pass through the breather pipe with the air in the test tube and discharge, can avoid the difficult condition of pouring into the test tube into from the cylinder of blood.
3. The utility model discloses cylinder in inside being equipped with of cylinder is equipped with the exocoel between cylinder and the interior cylinder, is equipped with the protective housing in the exocoel, and the one end of protective housing is equipped with accepts the bearing, and the protective housing has been alternated to the other end of threaded rod, and the threaded rod is connected with the protective housing through accepting the bearing, under the condition that does not influence the threaded rod removal, protects the threaded rod through the protective housing, prevents that the threaded rod from receiving the damage after shifting out the inner chamber.
4. The utility model can realize convenient and safe blood sampling operation through the arrangement of the integral structure, and is particularly suitable for outdoor operation which can not adopt electronic equipment; and the utility model discloses can the partial shipment to a plurality of test tubes after disposable blood sampling for different testing items, the practical function is very ideal, avoids because of drawing blood needle tubing capacity too little, and the blood volume of once taking out is insufficient less, need prick the needle again and draw blood to patient, not only makes patient will bear the misery of drawing blood once more, still need hand over the expense of drawing blood again in addition, has aggravated the burden on patient's economy.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic plan view of the present invention;
FIG. 3 is a schematic structural view of the syringe of the present invention;
fig. 4 is a schematic structural view of the protective case of the present invention;
fig. 5 is a schematic view of the threaded rod connection structure of the present invention.
The labels in the figures are: 1-needle cylinder, 2-outer cavity, 3-inner needle cylinder, 4-inner cavity, 5-protective shell, 6-piston, 7-threaded seat, 8-threaded rod, 9-bearing, 10-handle, 11-liquid inlet, 12-hose, 13-needle, 14-first valve, 15-liquid outlet pipe, 16-test tube plug, 17-air pipe, 18-test tube, 19-second valve, 20-slot, 21-limit stop and 22-liquid level scale.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Example (b): the utility model provides a disposable hematology sampling device that draws blood for vein treatment, constitute as shown in fig. 1-5, including cylinder 1, cylinder 1 is inside to be equipped with interior cylinder 3, be equipped with exocoel 2 between cylinder 1 and the interior cylinder 3, the inside of interior cylinder 3 is equipped with inner chamber 4, be equipped with protective housing 5 in the exocoel 2, be equipped with piston 6 in the inner chamber 4, the tip of interior cylinder 3 is equipped with screw thread seat 7, it is equipped with threaded rod 8 to alternate on the screw thread seat 7, and threaded rod 8 and screw thread seat 7 cooperate, the one end of threaded rod 8 is connected with piston 6, the one end of protective housing 5 is equipped with accepts bearing 9, protective housing 5 is crossed to the other end of threaded rod 8, and threaded rod 8 is connected with protective housing 5 through accepting bearing 9, the other end of threaded rod 8 is equipped with handle 10, be equipped with anti. The symmetry is equipped with two flutings 20 on the outer wall of cylinder 1, and the symmetry is equipped with two limit stop 21 on the outer wall of 5 one ends of protective housing, and limit stop 21 alternates and corresponds fluting 20, and limit stop 21 carries on spacingly to the displacement range of protective housing 5. The tip of cylinder 1 is equipped with inlet 11 and drain pipe 15, inlet 11 and drain pipe 15 all communicate with inner chamber 4, the tip of inlet 11 is equipped with hose 12, the tip of hose 12 is equipped with syringe needle 13, be equipped with first valve 14 on inlet 11, when drawing blood, close first valve 14, the handheld handle 10 of operator carries out clockwise rotation, threaded rod 8 and the cooperation of screw thread seat 7, threaded rod 8 removes and stimulates piston 6 to inner chamber 4 is outer, be in the negative pressure state in inner chamber 4, insert patient's vein with syringe needle 13, open first valve 14, patient's blood is taken out to inner chamber 4 in, this process of drawing blood is difficult for receiving operator's action to be influenced, stability and security all obtain improving. One pot head of drain pipe 15 is equipped with test tube 18, the opening part of test tube 18 is equipped with test tube stopper 16, drain pipe 15 alternates test tube stopper 16 and extends test tube 18's bottom, it is equipped with breather pipe 17 still to alternate on the test tube stopper 16, the other end of drain pipe 15 is equipped with second valve 19, when needing to use the blood sample, close first valve 14, open second valve 19, anticlockwise rotation handle 10, make piston 6 promote blood follow drain pipe 15 and pour into test tube 18 in, in-process blood gets into test tube 18, and pass through breather pipe 17 with the air in the test tube 18 and discharge, can avoid the difficult condition of pouring into test tube 18 into from cylinder 1 of blood. The test tube 18 is provided with a liquid level scale 22, which is convenient for grasping the amount of the blood sample. Therefore, the utility model can realize convenient and safe blood sampling operation, and is particularly suitable for outdoor operation which can not adopt electronic equipment; and the utility model discloses can the partial shipment to a plurality of test tubes after disposable blood sampling for different detection projects, the practical function is very ideal.
Claims (6)
1. A disposable hematology sampling device for venous therapy, characterized in that: the needle cylinder comprises a needle cylinder (1), an inner needle cylinder (3) is arranged inside the needle cylinder (1), an outer cavity (2) is arranged between the needle cylinder (1) and the inner needle cylinder (3), an inner cavity (4) is arranged inside the inner needle cylinder (3), a protective shell (5) is arranged inside the outer cavity (2), a piston (6) is arranged inside the inner cavity (4), a thread seat (7) is arranged at the end part of the inner needle cylinder (3), a threaded rod (8) is arranged on the thread seat (7) in an inserting mode, the threaded rod (8) is matched with the thread seat (7), one end of the threaded rod (8) is connected with the piston (6), a bearing (9) is arranged at one end of the protective shell (5), the protective shell (5) is arranged at the other end of the threaded rod (8) in an inserting mode, the threaded rod (8) is connected with the protective; a liquid inlet (11) and a liquid outlet pipe (15) are arranged at the end part of the needle cylinder (1), the liquid inlet (11) and the liquid outlet pipe (15) are both communicated with the inner cavity (4), a hose (12) is arranged at the end part of the liquid inlet (11), and a needle head (13) is arranged at the end part of the hose (12); one pot head of drain pipe (15) is equipped with test tube (18), and the opening part of test tube (18) is equipped with test tube stopper (16), and drain pipe (15) alternate test tube stopper (16) and extend the bottom of test tube (18), still alternate on test tube stopper (16) and be equipped with breather pipe (17).
2. A disposable hematology blood sampling device for venous treatment as in claim 1, wherein: the liquid inlet (11) is provided with a first valve (14).
3. A disposable hematology blood sampling device for venous treatment as in claim 1, wherein: one end of the liquid outlet pipe (15) is provided with a second valve (19).
4. A disposable hematology blood sampling device for venous treatment as in claim 1, wherein: the outer wall of the needle cylinder (1) is symmetrically provided with two slots (20), the outer wall of one end of the protective shell (5) is symmetrically provided with two limit stops (21), and the limit stops (21) penetrate through the corresponding slots (20).
5. A disposable hematology blood sampling device for venous treatment as in claim 1, wherein: and the test tube (18) is provided with liquid level scales (22).
6. A disposable hematology blood sampling device for venous treatment as in claim 1, wherein: the handle (10) is provided with anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021373424.XU CN213129492U (en) | 2020-07-14 | 2020-07-14 | A disposable hematology department sampling device that draws blood for vein treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021373424.XU CN213129492U (en) | 2020-07-14 | 2020-07-14 | A disposable hematology department sampling device that draws blood for vein treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213129492U true CN213129492U (en) | 2021-05-07 |
Family
ID=75730191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021373424.XU Expired - Fee Related CN213129492U (en) | 2020-07-14 | 2020-07-14 | A disposable hematology department sampling device that draws blood for vein treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213129492U (en) |
-
2020
- 2020-07-14 CN CN202021373424.XU patent/CN213129492U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203647794U (en) | Safe indwelling needle for blood sampling and transfusing | |
| CN213129492U (en) | A disposable hematology department sampling device that draws blood for vein treatment | |
| CN210322449U (en) | Water sample collection system | |
| CN111904563A (en) | Tumor puncture needle | |
| CN101143096B (en) | Pre-negative pressure suction type deep artery and venous silk-guiding introducing device | |
| CN213554479U (en) | Disposable safe pre-split syringe | |
| CN204193143U (en) | A kind of thoracic cavity encapsulated effusion negative pressure suction device | |
| CN204121527U (en) | A kind of reverse flow resistant indwelling needle | |
| CN219439350U (en) | Tumor puncture needle | |
| CN211512954U (en) | Needle tube convenient to draw | |
| CN201290683Y (en) | Disposable test tube type device for taking blood sample | |
| CN209475286U (en) | It is a kind of CT Room using avoid secondary pollution, the remaining needle that work efficiency is high | |
| CN212755825U (en) | Cyst fluid suction and hardening treatment device | |
| CN217696589U (en) | Arterial blood gas collection system | |
| CN211131097U (en) | Puncture device for internal medicine clinical treatment | |
| CN220714002U (en) | Thoracic cavity puncture needle with one-way valve | |
| CN111759425A (en) | Puncture device for cardiology department treatment | |
| CN218589450U (en) | Perfusion apparatus | |
| CN213047185U (en) | Cardiovascular internal medicine is with interveneeing puncture drainage device | |
| CN211584491U (en) | Disposable negative pressure drainage bag with sampler | |
| CN217391295U (en) | Aseptic quantitative liquid abandoning device | |
| CN215688317U (en) | Thyroid puncture suction device | |
| CN213406223U (en) | Pericardiocentesis liquid-pumping device | |
| CN213642430U (en) | Medical cardiovascular internal medicine drawing liquid device | |
| CN212394931U (en) | Syringe with a needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |