Vacuum blood collection tube

Abstract

The vacuum blood collection tube comprises a vacuum cylinder, an upper cover, a sealing plug and an inserting hole, the upper cover is fixedly connected to the top of the vacuum cylinder, the sealing plug is inserted into the upper cover, the inserting hole is formed in the sealing plug in a penetrating mode, a protective upper cover is movably inserted into the surface of the upper cover, guide grooves are formed in the surfaces of the two sides of the upper cover, and the guide grooves are communicated with the sealing plug. A guide seat is slidably arranged in an inner cavity of the guide groove, a rotating shaft is rotatably arranged on the surface of the guide seat, the guide seat is rotatably connected with the protective upper cover through the rotating shaft, a disinfection sheet is arranged in an inner cavity of the protective upper cover, and a disinfection insertion column is arranged in the center of the disinfection sheet; after the protective upper cover and the upper cover are connected in an inserted mode, the disinfection piece abuts against the surface of the sealing plug. The beneficial effects are that through the arrangement of the movable protective upper cover, the protective upper cover can cover the upper cover, and through the matching of the disinfection piece and the disinfection insertion column, disinfection treatment can be carried out on the insertion hole; and the blood can be prevented from being polluted when being extracted or stored.

Description

Technical Field

[0001] The utility model relates to a vacuum blood collection tube, in particular to a vacuum blood collection tube, belonging to the technical field of medical equipment. Background Art

[0002] Vacuum blood collection tubes are a type of blood collection tubes with vacuum negative pressure. The extensive use of automated instruments and the preservation of blood have put forward higher requirements on the stability of the original properties of blood samples, making the vacuum blood collection technology break through the requirement of safety alone. Its accuracy, original properties of the specimen, maintenance time, tube-machine coordination, test tube strength and other performance indicators can all be used as the basis for evaluating the quality of vacuum blood collection tubes.

[0003] When a vacuum blood collection tube is used for blood collection, the blood collection tube needs to be inserted into the insertion hole of the vacuum blood collection tube. The insertion hole of the vacuum blood collection tube is exposed to the air, and bacteria will adhere to the insertion hole. During the insertion process, the bacteria will be brought into the vacuum tube. At the same time, during the storage process, the bacteria will also enter through the insertion hole, causing certain contamination to the blood. In order to solve the above problems, the present application proposes a vacuum blood collection tube. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a vacuum blood collection tube.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A vacuum blood collection tube is designed, comprising a vacuum tube, an upper cover, a sealing plug and a plug hole, wherein the upper cover is fixedly connected to the top of the vacuum tube, the sealing plug is plugged into the upper cover, the plug hole is penetrated and opened on the sealing plug, a protective upper cover is movably plugged into the surface of the upper cover, guide grooves are opened on both sides of the upper cover, a guide seat is slidably provided in the inner cavity of the guide groove, a rotating shaft is rotatably provided on the surface of the guide seat, and the guide seat is rotatably connected to the protective upper cover through the rotating shaft;

[0007] A disinfection sheet is arranged in the inner cavity of the protective upper cover, and a disinfection plug is arranged at the center of the disinfection sheet.

[0008] Preferably, after the protective upper cover is plugged into the upper cover, the disinfection sheet abuts against the surface of the sealing plug.

[0009] Preferably, the disinfection plug is plugged into the plug hole.

[0010] Preferably, the inner wall of the protective upper cover is provided with limiting protrusions, the limiting protrusions are equidistantly distributed, and the outer surface of the upper cover is provided with limiting grooves, and the limiting protrusions are plugged into the limiting grooves.

[0011] Preferably, the inner cavity of the guide groove is provided with a support spring, and the end of the support spring abuts against the surface of the guide seat.

[0012] Preferably, a sticky note is attached to the surface of the vacuum cylinder, and a reflective scale indicator sticker is provided on one side of the sticky note, and the reflective scale indicator stickers are equidistantly distributed.

[0013] The vacuum blood collection tube proposed by the utility model has the following beneficial effects:

[0014] 1. In the present invention, the protective upper cover is covered on the upper cover, and the support spring applies a downward thrust to the guide seat, so that the disinfection sheet in the inner cavity of the protective upper cover can abut against the surface of the sealing plug, and the disinfection plug is plugged into the plug hole. After blood is drawn, the protective upper cover can continue to be covered on the upper cover, and the plug hole can be disinfected by matching the disinfection sheet and the disinfection plug, so as to prevent blood from being contaminated during drawing or storage.

[0015] 2. The reflective scale indicator sticker of this new type can reflect light, making the scale indication clearer and convenient for controlling the blood collection volume during blood collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a vacuum blood collection tube proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the vacuum tube structure of a vacuum blood collection tube proposed by the utility model;

[0018] Figure 3 This is a schematic cross-sectional structure diagram of a vacuum blood collection tube proposed by the utility model;

[0019] Figure 4 The utility model is a schematic diagram of a protective upper cover structure of a vacuum blood collection tube.

[0020] In the figure: 1. Vacuum cylinder; 2. Upper cover; 3. Sealing plug; 4. Plug-in hole; 5. Guide groove; 6. Guide seat; 7. Rotating shaft; 8. Protective upper cover; 9. Disinfection sheet; 10. Disinfection plug; 11. Support spring; 12. Limiting protrusion; 13. Limiting groove; 14. Sticky note; 15. Reflective scale indicator sticker. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-4A vacuum blood collection tube comprises a vacuum tube 1, an upper cover 2, a sealing plug 3 and a plug hole 4, wherein the upper cover 2 is fixedly connected to the top of the vacuum tube 1, the sealing plug 3 is plugged into the upper cover 2, the plug hole 4 is penetrated and opened on the sealing plug 3, a protective upper cover 8 is movably plugged into the surface of the upper cover 2, guide grooves 5 are opened on both sides of the upper cover 2, a guide seat 6 is slidably provided in the inner cavity of the guide groove 5, a rotating shaft 7 is rotatably provided on the surface of the guide seat 6, and the guide seat 6 is rotatably connected to the protective upper cover 8 through the rotating shaft 7;

[0023] A disinfection sheet 9 is provided in the inner cavity of the protective upper cover 8 , and a disinfection plug 10 is provided at the center of the disinfection sheet 9 . After the protective upper cover 8 is plugged into the upper cover 2 , the disinfection sheet 9 abuts against the surface of the sealing plug 3 , and the disinfection plug 10 is plugged into the plug hole 4 .

[0024] It should be noted that when the blood collection tube is stored, the protective upper cover 8 is covered on the upper cover 2, and the support spring 11 applies a downward thrust to the guide seat 6, so that the disinfection sheet 9 in the inner cavity of the protective upper cover 8 can abut against the surface of the sealing plug 3. At the same time, the disinfection plug 10 is inserted into the plug hole 4. The plug hole 4 can be disinfected by matching the disinfection sheet 9 and the disinfection plug 10. When blood is collected, the protective upper cover 8 is lifted, and the guide seat 6 rises in the guide groove 5. After the protective upper cover 8 is separated from the upper cover 2, the protective upper cover 8 is turned over by the rotating shaft 7 to expose the plug hole 4. After the blood collection tube is plugged into the plug hole 4, the blood is drawn into the vacuum cylinder 1 under the action of the negative pressure in the vacuum cylinder 1. After the blood is drawn, the protective upper cover 8 can continue to be covered on the upper cover 2, and the plug hole 4 can be disinfected by matching the disinfection sheet 9 and the disinfection plug 10, so as to avoid contamination of blood during extraction or storage.

[0025] like Figure 2 and Figure 4 As shown, the inner wall of the protective upper cover 8 is provided with limiting protrusions 12, and the limiting protrusions 12 are equidistantly distributed. The outer surface of the upper cover 2 is provided with limiting grooves 13, and the limiting protrusions 12 are plugged into the limiting grooves 13.

[0026] It should be noted that the insertion of the limiting protrusion 12 and the limiting groove 13 can enhance the stability of the connection between the protective upper cover 8 and the upper cover 2 .

[0027] like Figure 4 As shown, the inner cavity of the guide groove 5 is provided with a support spring 11 , and the end of the support spring 11 abuts against the surface of the guide seat 6 .

[0028] It should be noted that, by applying a downward thrust to the guide seat 6 through the support spring 11 , the connection between the protective upper cover 8 and the upper cover 2 can be made more stable.

[0029] like Figure 1As shown, a sticky note 14 is attached to the surface of the vacuum cylinder 1, and a reflective scale indicator sticker 15 is provided on one side of the sticky note 14, and the reflective scale indicator stickers 15 are equidistantly distributed.

[0030] It should be noted that the sticky note 14 can be used to conveniently record blood information, and the reflective scale indicator sticker 15 can be reflective, making the scale indication clearer, and can conveniently control the blood collection volume during blood collection.

[0031] Working principle: When in use, when the blood collection tube is stored, the protective upper cover 8 is covered on the upper cover 2, and the support spring 11 applies a downward thrust to the guide seat 6, so that the disinfection sheet 9 in the inner cavity of the protective upper cover 8 can abut against the surface of the sealing plug 3, and at the same time, the disinfection plug 10 is plugged into the plug hole 4. The plug hole 4 can be disinfected by matching the disinfection sheet 9 and the disinfection plug 10. When collecting blood, the protective upper cover 8 is lifted, and the guide seat 6 rises in the guide groove 5. After the protective upper cover 8 is separated from the upper cover 2, the protective upper cover 8 is flipped over by the rotating shaft 7 to expose the plug hole 4, and the blood collection tube is After being plugged into the plug hole 4, the blood is drawn into the vacuum cylinder 1 under the action of the negative pressure inside the vacuum cylinder 1. After the blood is drawn, the protective upper cover 8 can continue to be covered on the upper cover 2. The plug hole 4 can be disinfected by matching the disinfection sheet 9 and the disinfection plug post 10 to prevent the blood from being contaminated during extraction or storage. The limiting protrusion 12 is plugged into the limiting groove 13 to improve the stability of the fixing of the protective upper cover 8. The sticky note 14 can conveniently record the blood information. The reflective scale indicator sticker 15 can reflect light to make the scale indication clearer, which can facilitate the control of the blood collection volume during blood collection.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A vacuum blood collection tube, comprising a vacuum tube (1), an upper cover (2), a sealing plug (3) and a plug hole (4), wherein the upper cover (2) is fixedly connected to the top of the vacuum tube (1), the sealing plug (3) is plugged into the upper cover (2), and the plug hole (4) is penetrated and opened on the sealing plug (3), characterized in that: The surface of the upper cover (2) is movably plugged with a protective upper cover (8), the surfaces of both sides of the upper cover (2) are provided with guide grooves (5), the inner cavity of the guide groove (5) is slidably provided with a guide seat (6), the surface of the guide seat (6) is rotatably provided with a rotating shaft (7), and the guide seat (6) is rotatably connected to the protective upper cover (8) via the rotating shaft (7); The inner cavity of the protective upper cover (8) is provided with a disinfection sheet (9), and the center of the disinfection sheet (9) is provided with a disinfection plug (10).

2. A vacuum blood collection tube according to claim 1, characterized in that: After the protective upper cover (8) is plugged into the upper cover (2), the disinfection sheet (9) abuts against the surface of the sealing plug (3).

3. A vacuum blood collection tube according to claim 1, characterized in that: The disinfection plug post (10) is plugged into the plug hole (4).

4. A vacuum blood collection tube according to claim 1, characterized in that: The inner wall of the protective upper cover (8) is provided with limiting protrusions (12), and the limiting protrusions (12) are distributed at equal intervals. The outer surface of the upper cover (2) is provided with limiting grooves (13), and the limiting protrusions (12) are plugged into the limiting grooves (13).

5. A vacuum blood collection tube according to claim 1, characterized in that: The inner cavity of the guide groove (5) is provided with a support spring (11), and the end of the support spring (11) abuts against the surface of the guide seat (6).

6. A vacuum blood collection tube according to claim 1, characterized in that: A sticky note (14) is pasted on the surface of the vacuum cylinder (1), and a reflective scale indicator sticker (15) is provided on one side of the sticky note (14), and the reflective scale indicator stickers (15) are distributed in an equidistant manner.

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