CN219461176U

CN219461176U - Blood sampling device

Info

Publication number: CN219461176U
Application number: CN202320582043.XU
Authority: CN
Inventors: 古小艳
Original assignee: Maternal And Child Health And Family Planning Service Center In Nanxi District Yibin City
Current assignee: Maternal And Child Health And Family Planning Service Center In Nanxi District Yibin City
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-04
Anticipated expiration: 2033-03-23

Abstract

The utility model relates to the technical field of blood sampling and discloses a blood sampling device which comprises a protective shell, wherein a glass tube is fixedly connected inside the protective shell, a rubber pad is movably connected inside the glass tube, a threaded rod is fixedly connected with the surface of the rubber pad, a knob is connected with the surface of the threaded rod in a threaded manner, a guide rod is movably connected inside the threaded rod, a gasket is fixedly connected with one end of the guide rod, a spring is movably connected with the surface of the guide rod, and a round block is fixedly connected with one end of the glass tube. This blood sampling device, through glass pipe, rubber pad, threaded rod, knob, guide arm, gasket's setting, played the extraction blood that can be accurate, the pulling threaded rod makes the rubber pad vacuumed the glass pipe, is rotatory to the protective housing with the knob, inserts the blood vessel with the syringe needle, makes the gasket move forward with the guide arm forward pressing simultaneously, then blood can flow into the glass pipe in, accomplishes the sample, is favorable to the blood sampling of accurate quantification.

Description

Blood sampling device

Technical Field

The utility model relates to the technical field of blood sampling, in particular to a blood sampling device.

Background

There are many methods for examining the body, such as nuclear magnetic resonance, color ultrasound, blood sampling and detection, and the like, and blood sampling is a work that needs to be performed frequently in clinical departments. It is common to draw a blood sample subcutaneously using a lancet that connects a catheter and a vacuum tube, and to store the drawn blood sample in the vacuum tube.

Currently, blood sampling devices on the market have the following drawbacks:

1. the accuracy of the current blood draw is not very high, and there is a possibility that more or less may be drawn.

2. The blood drawing device has a somewhat lower applicability and is cumbersome to replace.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a blood sampling device, which solves the problems of slightly lower sampling accuracy and more trouble in needle replacement in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a blood sampling device, includes the protective housing, the inside fixedly connected with glass pipe of protective housing, the inside swing joint of glass pipe has the rubber pad, the fixed surface of rubber pad has the threaded rod, the surface threaded connection of threaded rod has the knob, the inside swing joint of threaded rod has the guide arm, the one end fixedly connected with gasket of guide arm, the surface swing joint of guide arm has the spring, the one end fixedly connected with button of glass pipe, button threaded connection has the apron, the surface fixedly connected with hollow post of apron.

Optionally, the surface of guide arm fixedly connected with anticreep ring, the other end fixedly connected with of guide arm presses the piece.

Optionally, a hose is inserted on the surface of the hollow column, and a needle is connected with the hose in a penetrating manner.

Optionally, a rubber ring is fixedly connected to the surface of the gasket. The gasket is made of plastic.

Optionally, through holes are formed in the round block, and the number of the through holes is several.

Optionally, the surface of protective housing is equipped with the scale, the one end fixedly connected with plectane of threaded rod, the one end fixedly connected with oval board of protective housing.

(III) beneficial effects

The utility model provides a blood sampling device, which has the following beneficial effects:

1. this blood sampling device, through glass pipe, rubber pad, threaded rod, knob, guide arm, gasket's setting, played the blood of extraction that can be accurate, the pulling threaded rod makes the rubber pad vacuumed the glass pipe, is rotatory to the protective housing with the knob, inserts the syringe needle blood vessel, makes the gasket move forward with the guide arm forward pressing simultaneously, then blood can flow into the glass pipe in, accomplishes the sample, is favorable to the waste of collection blood more, has avoided.

2. This blood sampling device, through the setting of circle piece, apron and hollow post, played the effect that can change the syringe needle, rotate the back from the circle piece with the apron, peg graft the syringe needle of changing at the surface of hollow post at, rotate the apron and turn into the surface of circle piece, realize changing the syringe needle, be favorable to not changing the equipment of taking a blood independently, labour saving and time saving more. And is favorable for cleaning the device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a protective shell according to the present utility model;

FIG. 3 is a schematic view of the round block structure of the present utility model;

FIG. 4 is a schematic view of a guide bar according to the present utility model;

fig. 5 is a schematic view of the structure of the threaded rod of the present utility model.

In the figure: 1. a protective shell; 2. a glass tube; 3. a rubber pad; 4. a threaded rod; 5. a knob; 6. a guide rod; 7. a gasket; 8. a spring; 9. round blocks; 10. a cover plate; 11. a hollow column; 12. anti-slip ring; 13. pressing blocks; 14. a hose; 15. a needle; 16. and a circular plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a blood sampling device, including protective housing 1, the inside fixedly connected with glass pipe 2 of protective housing 1, the inside swing joint of glass pipe 2 has rubber pad 3, the fixed surface of rubber pad 3 is connected with threaded rod 4, threaded rod 4's surface threaded connection has knob 5, threaded rod 4's inside swing joint has guide arm 6, guide arm 6's one end fixedly connected with gasket 7, guide arm 6's surface swing joint has spring 8, through glass pipe 2, rubber pad 3, threaded rod 4, knob 5, guide arm 6, pad 7 piece's setting, the effect that can accurate extraction blood has been played, pulling threaded rod 4, make rubber pad 3 vacuums glass pipe 2, at rotatory protective housing 1 with knob 5, insert the syringe needle 15 into the blood vessel, press guide arm 6 forward simultaneously and make gasket 7 forward movement, then blood can flow into in the glass pipe, accomplish the sample, be favorable to the blood sampling of quantification, the waste of having avoided the many collection blood, glass pipe 2's one end fixedly connected with button 9, button threaded connection has apron 10, apron 10's fixed surface is connected with hollow post 11, through glass pipe 9, apron 10 and the setting up and hollow post 10 can be changed the effect alone at the rotatory post 15 of hollow post 15, the effect of changing the syringe needle 15 is not being favorable to change the syringe needle 15, the effect is realized, the syringe needle 15 is changed the syringe needle is more laborsaving, the syringe needle is changed the syringe needle 15 is better, the syringe needle is changed the surface 15. And is favorable for cleaning the device;

the surface of the guide rod 6 is fixedly connected with an anti-drop ring 12, the other end of the guide rod 6 is fixedly connected with a pressing block 13, and the function of limiting the spring 8 is achieved through the arrangement of the anti-drop ring 12;

the surface of the hollow column 11 is inserted with a hose 14, the hose 14 is connected with a needle 15 in a penetrating way, and the hose 14 is arranged to play a role of connecting the needle 154;

the surface of the gasket 7 is fixedly connected with a rubber ring. The gasket 7 is made of plastic, and plays a role in enhancing sealing through the arrangement of the rubber ring 15

Through holes are formed in the round block 9, the number of the through holes is several, and the through holes are arranged, so that the effect of enabling blood to flow into the glass tube is achieved;

the surface of protective housing 1 is equipped with the scale, and the one end fixedly connected with plectane 16 of threaded rod 4, the one end fixedly connected with oval board of protective housing 1, through the setting of scale, has played the effect that can observe the intraductal blood of glass how much.

In the utility model, the working steps of the device are as follows:

1. pulling the threaded rod 4 to make the rubber pad 3 vacuumize the glass tube 2, rotating the knob 5 to the protective shell 1, inserting the needle 15 into the blood vessel, and simultaneously pressing the guide rod 6 forward to make the gasket 7 move forward, so that blood flows into the glass tube 2;

2. after the cover plate 10 is rotated from the round block 9, a replacement needle 15 is inserted on the surface of the hollow column 11, and the cover plate 10 is rotated into the surface of the round block 8.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Blood sampling device, comprising a protective housing (1), characterized in that: the novel glass tube is characterized in that the glass tube (2) is fixedly connected to the inside of the protective shell (1), the rubber pad (3) is movably connected to the inside of the glass tube (2), the threaded rod (4) is fixedly connected to the surface of the rubber pad (3), the knob (5) is connected to the surface of the threaded rod (4), the guide rod (6) is movably connected to the inside of the threaded rod (4), the gasket (7) is fixedly connected to one end of the guide rod (6), the spring (8) is movably connected to the surface of the guide rod (6), the round block (9) is fixedly connected to one end of the glass tube (2), the cover plate (10) is fixedly connected to the round block (9) through the thread, and the hollow column (11) is fixedly connected to the surface of the cover plate (10).

2. A blood sampling device according to claim 1, wherein: the surface of the guide rod (6) is fixedly connected with an anti-drop ring (12), and the other end of the guide rod (6) is fixedly connected with a pressing block (13).

3. A blood sampling device according to claim 1, wherein: the surface of the hollow column (11) is inserted with a hose (14), and the hose (14) is connected with a needle (15) in a penetrating way.

4. A blood sampling device according to claim 1, wherein: the surface of the gasket (7) is fixedly connected with a rubber ring, and the gasket (7) is made of plastic.

5. A blood sampling device according to claim 1, wherein: through holes are formed in the round blocks (9), and the number of the through holes is several.

6. A blood sampling device according to claim 1, wherein: the surface of protective housing (1) is equipped with the scale, the one end fixedly connected with plectane (16) of threaded rod (4), the one end fixedly connected with oval board of protective housing (1).