CN209932766U

CN209932766U - Multipurpose safety blood sampling device

Info

Publication number: CN209932766U
Application number: CN201920085104.5U
Authority: CN
Inventors: 林惠盈
Original assignee: Second Affiliated Hospital of Guangzhou Medical University
Current assignee: Second Affiliated Hospital of Guangzhou Medical University
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-01-14
Anticipated expiration: 2029-01-18

Abstract

The utility model relates to the technical field of blood sampling devices, in particular to a multipurpose safety blood sampling device, which comprises a protective shell, wherein a rubber needle is connected above the protective shell, a hose is connected at the top end of the rubber needle, one end of the hose is connected with a rotary seat, a scalp needle is connected below the rotary seat, a boss is arranged on one side of the top end of the protective shell, a clamping groove is arranged on the top surface of the boss, a support plate is arranged on one side of the bottom end of the protective shell, the rotary seat is in a cylindrical ring structure, external threads are arranged on the outer side of the rotary seat, and; the scalp acupuncture is clamped into the clamping groove for fixing when not in use and is supported by the support plate, thereby avoiding polluting the environment and hurting personnel, and the scalp acupuncture is simple and convenient to fix; through the scalp needle and the screw thread connection of the rotary seat, the scalp needle is convenient to install and remove, so that the scalp needle can be used for blood sampling through percutaneous puncture, and can be connected with an artery pressure measuring device for blood sampling, and the scalp needle is convenient, practical and safe.

Description

Multipurpose safety blood sampling device

Technical Field

The utility model relates to a blood sampling utensil technical field specifically is multi-purpose safe type blood sampling device.

Background

Blood sampling is a process of collecting blood samples through veins and arteries by medical staff. Clinical blood samples are collected in large quantities, especially ICU. Different from the percutaneous puncture blood sampling in outpatient service and general ward, because the ICU patient has a multi-indwelling artery invasive pressure measuring device, about 95 percent of blood sample collection is completed by the device. The current blood sampling devices include straight blood sampling needles, disposable venous blood sampling needles, safety blood sampling needles and arterial blood sampling needles.

The safety type blood taking needle is safe and reliable, is only suitable for percutaneous puncture blood taking, cannot be connected with an artery pressure measuring device for blood taking, and in addition, the scalp needle head of the needle is placed at will, so that the environment pollution is caused, and medical staff are easy to prick. In view of this, we propose a multi-use safety blood collection device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-purpose safe type blood sampling device to the scalp acupuncture that proposes in solving above-mentioned background easily causes the pollution and punctures the condition, the inconvenient problem of connecting artery pressure measurement device of safe type blood sampling needle.

In order to achieve the above object, the utility model provides a following technical scheme:

the multipurpose safety blood sampling device comprises a protective shell, wherein a rubber needle is connected above the protective shell, a hose is connected to the top end of the rubber needle, a rotary seat is connected to one end of the hose, a scalp needle is connected below the rotary seat, a boss is arranged on one side of the top end of the protective shell, a clamping groove is formed in the top surface of the boss, a convex block is arranged on one side of the bottom end of the protective shell, a supporting plate is arranged on the other side of the bottom end of the protective shell, an external thread is arranged on the outer side of the rotary seat in a cylindrical ring structure, a threaded hole is formed in the top surface of the scalp needle, needle wings are symmetrically arranged on two sides of the scalp needle, and a needle tube.

Preferably, the protective shell is cylindrical, a convex column is arranged on the top surface of the protective shell, an inner cavity is formed in the bottom surface of the protective shell, and the convex column is matched with the rubber needle in an inserting mode.

Preferably, the shape of the clamping groove is matched with the needle wing, and the clamping groove is matched with the needle wing in a clamping mode.

Preferably, the length of the support plate is twice the length of the lug, and the support plate is positioned right below the boss.

Preferably, the top end of the rubber needle is inserted with an insertion column, and the insertion column is inserted and matched with the hose.

Preferably, the rotary base is matched with the hose in an inserting manner.

Preferably, the external thread is in threaded connection with the threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this multi-purpose safe type blood sampling device through the improvement to the protecting crust, has set up the boss in its one side for the scalp acupuncture can block into the draw-in groove when not being fixed, and support through the extension board and avoid the protecting crust focus skew askew to fall, also avoid polluting the environment simultaneously and stab the personnel, and it is fixed simple and convenient, and practical function is good.

2. This multi-purpose safe type blood sampling device has set up through the one end at the hose and has revolved the seat to screw hole has been seted up at the top surface of scalp acupuncture, makes the scalp acupuncture be convenient for install and demolish, thereby both can puncture the blood sampling percutaneous, can connect artery pressure measurement device again and take a blood sample, its convenient and practical and safety.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the protective casing of the present invention;

FIG. 3 is a schematic view of the bottom structure of the protective casing of the present invention;

FIG. 4 is a schematic view of the rubber needle structure of the present invention;

FIG. 5 is a schematic view of the rotary base of the present invention;

fig. 6 is a schematic structural view of the scalp needle of the present invention.

In the figure: 1. protecting the shell; 10. a convex column; 11. a boss; 12. a card slot; 13. a bump; 14. a support plate; 15. an inner cavity; 2. a rubber needle; 20. inserting a column; 3. a hose; 4. rotating the base; 40. an external thread; 5. scalp acupuncture; 50. a threaded hole; 51. a needle wing; 52. a needle cannula.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention, and in the description of the present invention, "a plurality" means two or more unless there is an explicit specific limitation.

Example 1

In order to avoid environmental pollution and personal puncture caused by a scalp needle 5, the multifunctional safety blood sampling device is improved by the inventor by a protective shell 1, as a preferred embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the multifunctional safety blood sampling device comprises the protective shell 1, a rubber needle 2 is connected above the protective shell 1, a hose 3 is connected to the top end of the rubber needle 2, a rotary seat 4 is connected to one end of the hose 3, the scalp needle 5 is connected below the rotary seat 4, a boss 11 is arranged on one side of the top end of the protective shell 1, a clamping groove 12 is formed in the top surface of the boss 11, a projection 13 is arranged on one side of the bottom end of the protective shell 1, and a support plate 14 is.

In the embodiment, the protective shell 1 is made of PP (polypropylene) and is integrally made into a transparent shape, so that the rubber needle 2 can be conveniently observed to puncture, the whole protective shell is light in weight, good in toughness and rigid in strength, well prevented from being injured by a needle, safe, reliable, low in cost and suitable for mass production.

Concretely, the protective case 1 is the cylinder and the top surface is equipped with projection 10, and inner chamber 15 has been seted up to the bottom surface of protective case 1, is convenient for embolia the heparin tube in, protects the blood sampling, avoids pricking the hand, and projection 10 and rubber needle 2 are pegged graft the cooperation for rubber needle 2 is being protected by protective case 1.

Furthermore, the shape of the clamping groove 12 is matched with the needle wing 51, and the clamping groove 12 is matched with the needle wing 51 in a clamping mode, so that the scalp acupuncture 5 can be placed safely and stably, and the pricking and the environmental pollution are avoided.

In addition, the length of the support plate 14 is twice the length of the bump 13, the support plate 14 is located under the boss 11, and the scalp needle 5 is clamped on the boss 11, so that the center of gravity of the protective shell 1 is shifted, the contact area of the support plate 14 is enlarged, a supporting effect is achieved, and the protective shell 1 is stable when placed.

It is worth noting that the top end of the rubber needle 2 is inserted with an insertion column 20, and the insertion column 20 is inserted and matched with the hose 3 to communicate with the hose, so as to facilitate blood sampling.

Example 2

As a second embodiment of the present invention, in order to make the safety blood taking needle adopt a plurality of blood taking modes, the inventor has provided the rotary seat 4 and improved the scalp needle 5, as a preferred embodiment, as shown in fig. 5 and 6, the rotary seat 4 is a cylindrical ring structure and the outside is provided with the external thread 40, the top surface of the scalp needle 5 is provided with the threaded hole 50, the bilateral symmetry of the scalp needle 5 is provided with the needle wing 51, and the top end of the scalp needle 5 is inserted with the needle tube 52.

In this embodiment, the rotation shaft 4 is made of PP, i.e., polypropylene, and has light weight, good toughness and rigid strength, so that the rotation shaft is durable.

Specifically, revolve seat 4 and the cooperation of pegging graft of hose 3, revolve seat 4 and peg graft in the outside of hose 3 to it is firm to bond through sealed glue, for the convenience of connecting the blood sampling passageway joint of artery pressure measurement device, avoids being pulled out the pine round and round.

Further, external screw thread 40 and screw hole 50 threaded connection for scalp acupuncture 5 is convenient for the installation and is demolishd, and when percutaneous puncture blood sampling, install scalp acupuncture 5 can, when needing to connect artery pressure measurement device and take a blood sample, unscrew scalp acupuncture 5 and make its and hose 3 separation, hold and revolve the seat 4 and directly be connected to the blood sampling passageway joint of artery pressure measurement device with the port of hose 3 and can take a blood sample, its convenient and practical and safety.

When the multipurpose safety blood sampling device is not used or is used up, the needle wing 51 of the scalp needle 5 can be clamped into the clamping groove 12, so that the needle tube 52 is downward, the environment pollution and the personnel puncture are avoided, the operation is simple and safe, and the protection effect on the personnel is good; when needing percutaneous puncture blood sampling, install scalp acupuncture 5, with needle tubing 52 insert the cortex in the vein can, when needing to connect artery pressure measurement device and take a blood sample, the pine scalp acupuncture 5 of unscrewing makes its and hose 3 separation to in the card goes into draw-in groove 12, avoid polluted environment and the personnel of stabbing, take again and revolve seat 4 and directly be connected to blood sampling channel joint of artery pressure measurement device with the port of hose 3 and can take a blood sample, its convenient and practical and safety.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Multipurpose safety type blood sampling device, including protective case (1), the top of protective case (1) is connected with rubber needle (2), the top of rubber needle (2) is connected with hose (3), the one end of hose (3) is connected with revolves seat (4), the below of revolving seat (4) is connected with scalp acupuncture (5), its characterized in that: the scalp acupuncture needle is characterized in that a boss (11) is arranged on one side of the top end of the protective shell (1), a clamping groove (12) is formed in the top surface of the boss (11), a convex block (13) is arranged on one side of the bottom end of the protective shell (1), a support plate (14) is arranged on the other side of the bottom end of the protective shell (1), the rotary seat (4) is of a cylindrical ring structure, external threads (40) are arranged on the outer side of the rotary seat, a threaded hole (50) is formed in the top surface of the scalp acupuncture (5), needle wings (51) are symmetrically arranged on two sides of the scalp acupuncture (5), and a needle tube (52.

2. The multipurpose safety blood collection device of claim 1, wherein: the protective shell (1) is cylindrical, a convex column (10) is arranged on the top surface of the protective shell, an inner cavity (15) is formed in the bottom surface of the protective shell (1), and the convex column (10) is matched with the rubber needle (2) in an inserted mode.

3. The multipurpose safety blood collection device of claim 1, wherein: the shape of draw-in groove (12) with pin wing (51) phase-match, draw-in groove (12) with pin wing (51) joint cooperation.

4. The multipurpose safety blood collection device of claim 1, wherein: the length of the support plate (14) is twice that of the lug (13), and the support plate (14) is positioned right below the boss (11).

5. The multipurpose safety blood collection device of claim 1, wherein: the top end of the rubber needle (2) is inserted with an inserting column (20), and the inserting column (20) is matched with the hose (3) in an inserting mode.

6. The multipurpose safety blood collection device of claim 1, wherein: the rotary seat (4) is in plug fit with the hose (3).

7. The multipurpose safety blood collection device of claim 1, wherein: the external thread (40) is in threaded connection with the threaded hole (50).