CN216484160U

CN216484160U - Blood collection device and reagent card

Info

Publication number: CN216484160U
Application number: CN202123172590.0U
Authority: CN
Inventors: 周昭瑞; 刘成; 陈亚洪
Original assignee: Shenzhen Helai Biotechnology Co ltd
Current assignee: Shenzhen Helai Biotechnology Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-05-10
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a blood collecting device, which comprises a mainboard, wherein a holding cavity, a first flow passage and a solution cavity are arranged in the mainboard, and the holding cavity, the first flow passage and the solution cavity are sequentially communicated; the first transfusion component is hermetically connected in the accommodating cavity; a second infusion member slidably connected to the first infusion member, the second infusion member having a channel for loading a liquid; wherein the channel communicates with the first flow channel when the second infusion member is slid over the first infusion member to a first predetermined position. The utility model also discloses a reagent card. The utility model discloses when can solving and how to draw the blood sample in the blood detection ration, the technical problem of simplified operation flow.

Description

Blood collection device and reagent card

Technical Field

The utility model relates to a blood collection technology field. More specifically, the present invention relates to a blood collection device and a reagent card.

Background

In extracorporeal diagnosis, the collection of blood usually requires the use of a corresponding sampling device, such as a pipette, a liquid sampler, etc., in order to extract the blood for diagnosis and transfer it to a blood test device. The specific acquisition process is as follows: the capillary blood collection tubes collect a live blood sample, which then enters the sample tubes, from which the sampling devices extract the blood sample for transfer to the blood testing device. Therefore, the blood sample is exposed in the air during the transfer process, and the leakage phenomenon of the blood sample is easy to occur, thereby causing the problem of environmental pollution.

In addition, the amount of blood sample taken by the sampling device cannot be determined. Due to inconsistent sampling amount, the waste of diluent or other auxiliary detection materials used for blood detection is easily caused.

In addition, the collection process of the sampling device is complex and tedious, a large amount of medical consumables and medical personnel resources are consumed, and the detection cost of the patient is invisibly increased.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve the above problems and to provide corresponding advantageous effects.

Another object of the utility model is to provide a blood collection system and reagent card, can solve and how to draw the blood sample in the blood detects the ration in the time, simplify operation flow's technical problem. The utility model discloses mainly realize through the technical scheme in following all aspects:

< first aspect of the present invention >

A first aspect provides a blood collection device comprising:

the main board is internally provided with an accommodating cavity, a first flow channel and a solution cavity, and the accommodating cavity, the first flow channel and the solution cavity are communicated in sequence;

the first transfusion component is hermetically connected in the accommodating cavity;

a second infusion member slidably connected to the first infusion member, the second infusion member having a channel for loading a liquid;

wherein the channel communicates with the first flow channel when the second infusion member is slid over the first infusion member to a first predetermined position.

The utility model provides a blood collection system, the slip operation through the second infusion component that is provided with the passageway for blood can be transported to the solution chamber in the ration, from this, can realize that the ration of blood draws. Because the second infusion component slides only by power pushing without the cooperation of other auxiliary tools, the operation flow of blood collection can be greatly simplified, and the use of medical consumables, the waste of medical staff resources and the detection cost of patients are reduced.

The interference fit in first infusion component and holding chamber can make the whole confined space that is in of the collection transportation process of blood, consequently, can strengthen the utility model discloses blood collection system's sealed effect prevents blood or gaseous leakage effectively, avoids environmental pollution.

Further, the accommodating cavity is provided with a first outlet and a second outlet, and one end of the second infusion member can extend out of the first outlet to the outside of the main board; the other end of the second infusion component can extend out of the second outlet to the outside of the containing cavity.

Further, a sliding groove matched with the second infusion component is formed in the first infusion component, and the second infusion component is connected in the sliding groove in a sliding mode.

Furthermore, a plurality of pairs of protruding parts are arranged on the outer side walls of two sides of the first infusion component, a plurality of pairs of first grooves are arranged in the accommodating cavity, and the protruding parts are accommodated in the first grooves.

Furthermore, a plurality of pairs of through holes are formed in the side walls of the two sides of the first infusion component, and each pair of the protruding parts and each pair of the through holes are arranged in a penetrating mode.

Further, the channel is disposed inside the second infusion member.

Furthermore, the accommodating cavity also comprises two second grooves, and the side walls of two sides of the first transfusion component are accommodated in the second grooves.

In some technical solutions, the main plate further includes a fixing portion therein for fixing the second infusion member.

In some embodiments, the main board further includes:

the second flow passage, the third flow passage, the liquid inlet hole and the air passage; wherein the content of the first and second substances,

the second flow channel is communicated with the liquid inlet hole;

when the channel slides in the first infusion member to the first preset position, the channel is communicated with the air passage and the first flow passage;

when the channel slides to a second predetermined position in the first infusion member, the channel communicates the second and third flow passages.

< second aspect of the present invention >

A second aspect provides a reagent card comprising the blood collection device of the first aspect.

The technical effects of the embodiment of the utility model include at least:

the utility model provides a blood collecting device which comprises a blood collecting tube,

by the sliding operation of the second transfusion member provided with the channel, the blood can be quantitatively transported into the solution chamber, whereby the quantitative extraction of the blood can be achieved. Because the slip of second infusion component only need power promote can to do not need the cooperation of other appurtenance, consequently, can greatly simplify the operation flow that blood was gathered, thereby reduce the use of medical consumptive material, the waste of medical personnel resource and patient's detection expense.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a blood collection device of the present invention in some embodiments;

FIG. 2 is a schematic view of a blood collection device according to another embodiment of the present invention;

fig. 3 is a schematic view of a second infusion member of the present invention in some embodiments;

FIG. 4 is a schematic view of a blood collection device of the present invention in yet other embodiments;

FIG. 5 is a schematic view of a blood collection device of the present invention in yet other embodiments;

fig. 6 is a schematic view of the first and second infusion members of the present invention in some embodiments;

fig. 7 is a schematic view of the first and second infusion members of the present invention in further embodiments;

fig. 8 is a schematic view of a first infusion member of the present invention in some embodiments;

fig. 9 is a schematic view of the first and second infusion members of the present invention in further embodiments;

fig. 10 is a schematic view of the first and second infusion members of the present invention in further embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and it should be understood that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first" and "second" and the like in the description of the embodiments of the present application are used for distinguishing different objects, and are not used for describing a specific order of the objects. For example, the first and second infusion members are used to distinguish between different infusion members, rather than to describe a particular order of infusion members; as another example, the first and second grooves are used to distinguish between different grooves, rather than to describe a particular order of grooves.

In the embodiments of the present application, words such as "exemplary" or "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g.," is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In addition to the foregoing, it remains emphasized that reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The present invention will be described in detail with reference to the accompanying drawings.

< blood Collection device >

As shown in fig. 1-3, for the blood collection device 1 provided by the present invention, the blood collection device 1 includes:

the main plate 10 is provided with an accommodating cavity 11, a first flow channel 12 and a solution cavity 13, wherein the accommodating cavity 11, the first flow channel 12 and the solution cavity 13 are sequentially communicated;

a first infusion member 14 hermetically connected to the housing chamber 11;

a second infusion member 15 slidably connected to the first infusion member 14, the second infusion member 15 having a channel 151 for loading a liquid;

wherein the channel 151 communicates with the first flow path 12 when the second infusion member 15 is slid on the first infusion member 14 to a first predetermined position P1.

The main board 10 is provided in a rectangular parallelepiped shape. In other embodiments, the main plate 10 may be provided in other shapes, for example, a cylindrical shape. The material of the main board 10 may be a hard material, such as phenolic plastic, polyurethane plastic, epoxy plastic, unsaturated polyester plastic, furan plastic, silicone resin, or acryl resin. In other embodiments, the main board 10 may be made of other materials.

The accommodating cavity 11 is disposed inside the main board 10. The accommodation chamber 11 is provided with a first outlet 111 and a second outlet 112. Wherein one end of the second infusion member 15 can extend out of the first outlet 111 to the outside of the main plate 10; the other end of the second infusion member 15 can extend out of the second outlet 112 to the outside of the accommodation chamber 11. The first outlet 111 and the second outlet 112 may be rectangular in shape, and in other embodiments, may be other shapes, such as oval. The size of the first outlet 111 may be larger than the size of the second outlet 112, and the design is aimed at: while matching the first infusion member 14 and the second infusion member 15, contact between the housing chamber 11 and the outside is minimized.

The first infusion component 14 can be made of a soft material, such as Polyethylene (PE), polypropylene (PP), Polystyrene (PS), polymethyl methacrylate (PMMA, commonly known as plexiglass), polyvinyl chloride (PVC), Nylon (Nylon), Polycarbonate (PC), Polyurethane (PU), polytetrafluoroethylene (teflon, PTFE), polyethylene terephthalate (PET, PETE), solvent-volatile polymer (which can be acrylic, rubber, fluoroplastic, etc.). The first infusion member 14 may be a soft gel seal block.

The first infusion member 14 is hermetically connected to the accommodation chamber 11. The first infusion member 14 may be configured in a U shape, and both side walls of the first infusion member 14 are hermetically connected to the accommodating chamber 11. Specifically, the accommodating chamber 11 includes two second grooves 114, and the sidewall portions of both sides of the first infusion member 14 are accommodated in the second grooves 114.

As shown in fig. 4-6, a plurality of pairs of protrusions 142 are further disposed on the outer sidewalls of the two sides of the first infusion member 14, the accommodating chamber 11 is provided with a plurality of pairs of first grooves 113, and the protrusions 142 are accommodated in the first grooves 113. The projection 142 matches the shape of the first groove 113. The projections 142 of each pair are arranged in sequence along the first opening toward the second opening, and the spacing spaces between the projections 142 of each pair are equal.

A plurality of pairs of through holes 143 are formed on the side walls of both sides of the first infusion member 14, and each pair of projections 142 and each pair of through holes 143 are arranged alternately. The through hole 143 communicates with the first flow passage 12. The through-hole 143 may be circular in shape.

It will be appreciated that the shape of the receiving chamber 11 and the size of the inner space are adapted to the first infusion member 14.

As shown in fig. 7 and 8, the first infusion member 14 is further provided with a chute 141 matching the second infusion member 15, and the second infusion member 15 is slidably connected to the chute 141.

The second infusion member 15 is slidably connected to the first infusion member 14. The second infusion member 15 is provided in an inverted L-shape, which is designed to save the manufacturing cost of the second infusion member 15 while facilitating the operation of the user. Further, a channel 151 is provided inside the second infusion member 15, as shown in fig. 3. The channel 151 is used for quantitatively extracting and transporting liquid. The channels 151 may be configured as linear channels 151, and in some other embodiments, may be configured in other shapes, such as curved; moreover, the size of the channel 151 can be designed by those skilled in the art according to actual needs; furthermore, for design convenience, the flow direction of the channel 151 may be set to be perpendicular to the length direction of the second infusion member 15, but may be set in a non-perpendicular manner in some other embodiments; in addition, both ends of the channel 151 communicate with the outside of the second infusion member 15, respectively.

In some embodiments, the first infusion member 14 may be a rigid material and the second infusion member 15 may be a flexible material.

In some embodiments, as shown in fig. 5, the main plate 10 further includes a fixing portion 16 therein for fixing the second infusion member 15. The fixing portion 16 is connected to the first opening and located below the first opening. The fixing portion 16 is provided in a rectangular shape. In other embodiments, the fixing portion 16 may be provided in other shapes.

In some embodiments, as shown in fig. 2, the main plate 10 further includes a second flow passage 17, a third flow passage 18, a liquid inlet hole 19, and an air passage 20. Wherein the second flow channel 17 is communicated with the liquid inlet hole 19; when the channel 151 slides to the first predetermined position P1 in the first infusion member 14, the channel 151 communicates the air passage 20 and the first flow passage 12; when the channel 151 slides to a second predetermined position P2 in the first infusion member 14, the channel 151 communicates the second flow path 17 and the third flow path 18.

The second flow passage 17 and the air passage 20 are located to the left of the accommodating chamber 11, and the third flow passage 18 and the first flow passage 12 are located to the right of the accommodating chamber 11. The second flow channel 17 and the third flow channel 18 are symmetrically disposed.

In actual use of the blood collection device 1, as shown in fig. 9 and 10, blood flows into the channel 151 and the third flow channel 18 through the second flow channel 17, at this time, the second infusion member 15 is pushed to slide from the first opening to the second opening, when the channel 151 slides to the first predetermined position P1 along with the second infusion member 15, the channel 151 communicates the air channel 20 with the first flow channel 12, and a blood sample quantitatively extracted from the channel 151 can flow into the solution chamber 13 through the first flow channel 12 according to the power provided by the air channel 20, so that quantitative extraction of blood can be realized.

The utility model provides a blood collection device 1 through the sliding operation of the second infusion component 15 that is provided with passageway 151 for blood can be transported to solution chamber 13 by the ration, from this, can realize that the ration of blood draws. Because the second infusion component 15 only needs power to push to slide, and does not need the cooperation of other auxiliary tools, therefore, the operation flow of blood collection can be greatly simplified, thereby reducing the use of medical consumables, the waste of medical personnel resources and the detection cost of patients.

The interference fit of first infusion component 14 and holding chamber 11 can make the whole confined space that is in of the collection transportation process of blood, consequently, can strengthen the utility model discloses blood collection system 1's sealed effect prevents blood or gaseous leakage effectively, avoids environmental pollution.

< reagent card >

The utility model discloses a first aspect provides a reagent card, including the first aspect blood collection system.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. Blood collection system, its characterized in that includes:

2. The blood collection device of claim 1, wherein the receiving chamber has a first outlet and a second outlet, and wherein an end of the second infusion member extends out of the first outlet to the exterior of the main plate; the other end of the second infusion component can extend out of the second outlet to the outside of the accommodating cavity.

3. The blood collection device of claim 1, wherein the first infusion member has a chute disposed thereon that mates with the second infusion member, the second infusion member being slidably connected within the chute.

4. The blood collection device according to claim 2 or 3, wherein a plurality of pairs of protrusions are arranged on the outer side walls of two sides of the first infusion member, a plurality of pairs of first grooves are arranged in the accommodating cavity, and the protrusions are accommodated in the first grooves.

5. The blood collection device of claim 4, wherein the first infusion member has a plurality of pairs of through holes on its side walls, and each pair of projections is interspersed with each pair of through holes.

6. The blood collection device of claim 5, wherein the channel is disposed within the second infusion member.

7. The blood collection device of claim 6, wherein the receiving chamber further comprises two second grooves, and the side walls of the first infusion member on both sides are received in the second grooves.

8. The blood collection device of claim 7, further comprising a securing portion within the main plate for securing the second infusion member.

9. The blood collection device of claim 8, wherein the main plate further comprises:

the second flow channel is communicated with the liquid inlet hole;

when the channel slides to a second preset position in the first transfusion member, the channel communicates the second flow passage and the third flow passage.

10. A reagent card comprising the blood collection device of any one of claims 1-9.