CN214342330U

CN214342330U - Integrated fingertip blood sampling detection card

Info

Publication number: CN214342330U
Application number: CN202022294844.5U
Authority: CN
Inventors: 刘忠; 李玉源; 孙景儒; 袁莉莉; 刘腾敏
Original assignee: Shandong Industrial Technology Research Institute of ZJU
Current assignee: Shandong Industrial Technology Research Institute of ZJU
Priority date: 2020-07-08
Filing date: 2020-10-15
Publication date: 2021-10-08
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses an integral type fingertip blood sampling test card, including hollow casing, blood sampling needle subassembly, ration heparin tube and sample pad, test paper, blood sampling needle subassembly, ration heparin tube, sample pad, test paper locate in the casing, blood sampling needle subassembly package blood taking needle, blood taking needle front end, ration heparin tube front end stretch out the casing respectively, ration heparin tube rear end, sample pad, test paper meet in proper order. The utility model discloses an integral type fingertip blood sampling detects card collects puncture, collection and detects function in an organic whole, and safe easy-to-use, convenient to use is swift, and non professional also can the independent operation, the wide popularization and application of being convenient for.

Description

Integrated fingertip blood sampling detection card

Technical Field

The utility model belongs to the technical field of blood detects, concretely relates to integral type fingertip blood sampling detects card.

Background

In a medical environment, many times, medical staff need to perform blood collection and blood detection to determine personal physical information of a user who collects blood or whether the user suffers from certain diseases. The special blood taking needle is mostly needed to be adopted in the traditional blood collection process, medical staff pricks a user with the special blood taking and then takes blood with a quantitative blood taking tube or a micropipettor, and finally the collected blood is moved and applied to a special detection instrument for use and judgment. This kind of mode that traditional blood sampling detected, medical personnel need access a plurality of instrument and tools, divide a lot of processes to handle, and the process is more loaded down with trivial details, and the different personnel or different places through several processes are operated and are judged moreover, gather the user and operate when many moreover and make mistakes more easily, also do not help popularizing to the civilian of community. In addition, the depth of the prick is limited by the professional level of the operator, and once the prick is too deep into the skin, it is likely to adversely affect the user.

There is a need for improvements over such conventional blood collection methods.

Disclosure of Invention

The utility model aims at solving present blood collection and detection and need use a plurality of instruments, carry out a lot of access and shift, the loaded down with trivial details, the long scheduling problem of time of process, provide an integral type fingertip blood sampling test card.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme: blood detection card is got to integral type fingertip includes hollow casing, blood sampling needle subassembly, ration heparin tube and sample pad, test paper, blood sampling needle subassembly, ration heparin tube, sample pad, test paper locate in the casing, blood sampling needle subassembly package blood taking needle, the casing is stretched out respectively to blood taking needle front end, ration heparin tube rear end, sample pad, test paper meet in proper order.

Furthermore, blood taking needle, ration heparin tube parallel arrangement, and stretch out from same side of casing.

Further, the lancet assembly includes a fixing member, a spring, and a sliding puncture member; the fixed part is arranged in the shell, and two ends of the spring are respectively connected with the upper end of the fixed part and the upper end of the sliding puncture piece; a first through hole is formed in one side face of the shell, and the front end of the blood taking needle at the bottom of the sliding puncture piece extends out of the first through hole.

Furthermore, the blood taking needle assembly further comprises a triggering protective sleeve, a second through hole is formed in the bottom of the triggering protective sleeve, the sliding puncture piece can slide in the triggering protective sleeve, and the blood taking needle is arranged in the second through hole; the mounting includes the spacing portion of going upward that spring fixed part and two symmetries set up, the spring fixed part is fixed with the spring upper end, trigger the protective sheath lower extreme and stretch out first through-hole and can be in the casing, outer slip, trigger the protective sheath maximum distance of gliding upwards and be the spacing portion position of going upward.

Furthermore, the whole upward limiting part is wedge-shaped and is matched with the upper end inclined plane of the trigger protective sleeve.

Furthermore, the trigger protective sleeve is provided with a longitudinal groove communicated with the second through hole, the upper end of the symmetrical inner wall of the longitudinal groove is provided with a protruding part, the symmetrical side walls of the sliding puncture piece are provided with inner grooves, the protruding part is arranged in the inner grooves, and the length of the inner grooves is larger than that of the protruding part.

Furthermore, sliding strips are respectively arranged on two symmetrical side walls of the sliding puncture piece, and sliding grooves corresponding to the sliding strips are formed in the two side walls of the longitudinal groove.

Further, casing surface is equipped with observation window, observation window's position corresponds with the ration heparin tube top in the casing.

Furthermore, the observation window is a through hole or a transparent window.

Further, be equipped with a plurality of spacing portions in the casing, ration heparin tube and sample pad, the coaxial setting of test paper, the three is fixed through a plurality of spacing portions in the casing.

Further, two arc recesses are opened to same side of casing, blood taking needle front end, ration heparin tube stretch out from an arc recess respectively.

Compared with the prior art, the utility model, beneficial effect is: the integrated fingertip blood taking and detecting card of the utility model integrates the functions of puncture, collection and detection, has the advantages of simple structure and convenient holding and use, can quickly complete blood taking and detection, saves the process of transferring blood after manual blood taking, reduces the time consumed by accessing a plurality of tools, is safe and easy to use, and effectively avoids the secondary injury to other people after pricking traditional puncture needles; the puncture depth of the puncture needle is strictly controlled, and the puncture is more accurate and reliable than the traditional puncture depending on the experience of operators; the use is convenient and fast, and non-professionals can independently operate, thereby being convenient for wide popularization and application.

Drawings

FIG. 1 is a schematic view of the internal structure of an integrated fingertip blood sampling test card;

FIG. 2 is a perspective view of the lancet assembly;

FIG. 3 is a schematic view of the internal structure of the lancet assembly;

FIG. 4 is a schematic view showing a change in the active state of the lancet assembly.

In the figure: the blood sampling test device comprises a shell body 1, a first through hole 11, a limiting portion 12, an arc-shaped groove 13, test paper 2, a sample pad 3, a quantitative blood sampling tube 4, a fixing piece 5, a spring fixing portion 51, an upward limiting portion 52, a spring 6, a trigger protective sleeve 7, a second through hole 71, a longitudinal groove 72, a protruding portion 73, a sliding groove 74, a sliding puncture piece 8, an inner groove 81, a sliding strip 82 and a blood sampling needle 9.

Detailed Description

The technical scheme of the invention is further described and illustrated by specific embodiments below, so that the technical scheme is clearer and more obvious. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

As shown in fig. 1-4, this embodiment discloses an integral type fingertip blood sampling test card, including hollow casing 1, blood sampling needle subassembly, test paper 2, sample pad 3 and ration heparin tube 4 all locate in casing 1, blood sampling needle subassembly package blood sampling needle 9, casing 1 is stretched out respectively to blood sampling needle 9 front end, ration heparin tube 4 rear end, sample pad 3, test paper 2 meet in proper order.

The quantitative blood collection tube 4 is a quantitative capillary glass tube for blood collection. The blood collection needle 9 is preferably a stainless steel needle.

In a preferred arrangement, the blood collection needles 9 and the quantitative blood collection tubes 4 are arranged in parallel and extend out from the same side surface of the housing 1. When holding like this, utilize this side of detection card to puncture the back, only need the translation with the quantitative heparin tube 4 of the same side aim at the puncture point just can gather blood fast.

The lancet assembly of this embodiment comprises several components, a mount 5, a spring 6, a trigger sheath 7 and a sliding lancet 8. The fixing piece 5 is arranged in the shell 1, and two ends of the spring 6 are respectively and fixedly connected with the upper end of the fixing piece 5 and the upper end of the sliding puncture piece 8; a first through hole 11 is formed in the lower side face of the shell 1, and the front end of the blood taking needle at the bottom of the sliding puncture piece extends out of the first through hole 11. A second through hole 71 is formed in the bottom of the trigger protective sleeve 7, the sliding puncture piece 8 can slide in the trigger protective sleeve 71, and the blood collection needle 9 is placed in the second through hole 71; the fixing part 5 comprises a spring fixing part 51 and two upward limiting parts 52 which are symmetrically arranged on two sides of the upper end of the trigger protective sleeve, the spring fixing part 51 is fixed to the upper end of the spring 6, the lower end of the trigger protective sleeve extends out of a first through hole and can slide in the shell body and outside the shell body, and the maximum distance of the upward sliding of the trigger protective sleeve is an upward limiting part.

The upward limiting parts 52 are wedge-shaped as a whole, that is, two side surfaces of the two upward limiting parts are inclined surfaces, and are matched with the two upper end inclined surfaces of the trigger protective sleeve 7 to limit the maximum upward position of the trigger protective sleeve. As shown in fig. 3, the outer side surface of the ascending limiting portion 52 is an inclined surface that inclines outward, the upper end surface of the trigger protection sleeve 7 is also an inclined surface that inclines outward, and the upper end inclined surface of the ascending limiting portion 52 of the trigger protection sleeve 7 is attached to the outer side inclined surface of the ascending limiting portion 52.

A longitudinal groove 72 is formed in the trigger protective sleeve 7, the longitudinal groove 72 is communicated with the second through hole 71, two symmetrical inner walls of the longitudinal groove 72 are provided with a protruding portion 73, two symmetrical side walls of the sliding puncture piece 8 are provided with inner grooves 81, the protruding portion 73 is arranged in the inner groove 81, and the length of the inner groove 81 is greater than that of the protruding portion 73. By the projection 73 catching the inner groove 81, a distance limiting the upward movement of the sliding piercer 8 up the compression spring is provided.

The sliding strips 82 are respectively arranged at the lower ends of the inner grooves 81 on the two symmetrical side walls of the sliding puncture piece 8, the sliding grooves 74 corresponding to the sliding strips 82 are formed in the two side walls of the longitudinal groove 72, and the sliding strips 82 can slide in the sliding grooves 74, so that the sliding puncture piece can slide up and down.

In a preferred design, an observation window is provided on the surface of the casing 1, and the position of the observation window corresponds to the top end of the quantitative blood collection tube 4 in the casing. The observation window is convenient for operators to directly observe blood sampling conditions, and the observation window preferably adopts a through hole or a transparent window design. When fingertip blood is siphoned into the quantitative blood collection tube by virtue of capillary phenomenon, blood is observed from the observation window and stops being taken when reaching the top end of the capillary glass tube, and then the blood filtration membrane (sample pad) of the detection card can directly suck the blood in the glass tube away to the detection test paper by virtue of capillary phenomenon to start the detection process, so that the process of manually measuring and transferring the blood is omitted, and the quantitative blood collection tube is very convenient and practical.

Be equipped with a plurality of spacing portions 12 in the casing, ration heparin tube 4 and sample pad 3, the coaxial setting of test paper 2, the three is fixed through a plurality of spacing portions 12 in the casing 1. The quantitative blood collection tube 4 passes through a mounting hole in the middle of the limiting part and then is fixed in the shell 1.

Preferably, two arc grooves 13 are opened on the same side of the housing 1, the front end of the blood collection needle 9 and the quantitative blood collection tube 4 respectively extend out of one arc groove 13, and the extension length is less than the side.

The blood detection card is got to integral type fingertip of this embodiment its collection process is:

(1) the method comprises the following steps that during the process of puncture, fingertip puncture is carried out through a blood taking needle module, when a handheld detection card is pressed by a fingertip through an exposed area of the blood taking needle module, a trigger protective sleeve is pressed into a shell of the detection card, a sliding puncture piece is simultaneously pushed backwards and compresses a spring, meanwhile, two sides of the upper end of the trigger protective sleeve are propped open by a wedge-shaped ascending limiting part of a fixing piece, a protruding part of the trigger protective sleeve is separated from an inner groove of the sliding puncture piece, the sliding puncture piece is not controlled and pops out under the action of the spring, and a finger is punctured by the blood taking needle for one time; the test card is then removed from the finger, the triggering sheath not subjected to upward pressure is repositioned, and the lancet sliding the lancet is again hidden in the triggering sheath. In the whole process, the sliding puncture piece can be popped out only once and is limited by the longitudinal groove in the trigger protective sleeve and the second through hole as the outlet of the blood taking needle, and the depth of the punctured finger is accurately controlled. After the sliding puncture piece is popped out once, the protective sleeve is triggered to reset, and the blood taking needle is not exposed outside the detection card, so that secondary damage to a user is avoided;

(2) in the blood sampling process, after an operator finishes fingertip puncture by using a blood sampling needle on the integrated fingertip blood sampling detection card, the fingertip blood can be sampled by using a quantitative capillary glass tube for sampling blood, the fingertip blood can be sucked into the capillary glass tube through capillary phenomenon, and the sampling of the fingertip blood is stopped when the fingertip blood reaches the top end of the capillary glass tube from the observation hole, so that the quantitative fingertip blood can be collected.

(3) In the detection process, a sample pad of the detection test paper is in direct contact with the top end of the capillary glass tube, when fingertip blood reaches the top end of the capillary glass tube, the fingertip blood diffuses on the sample pad through siphoning, the detection process is started, the fiber structure of the sample pad can ensure that the blood in the glass tube is completely siphoned onto the detection test paper, and the sufficient amount of the fingertip blood applied to the detection test paper is ensured.

Preferably, the housing 1 of the present embodiment is preferably configured as a flat rectangular structure, as shown in the figure, the housing 1 is provided with a cover plate on the surface thereof, which is matched with the housing 1 to form a complete detection card, and two arc-shaped grooves are provided on the short side of the housing 1. This structure is convenient for operating personnel reliably holds, and stable blood collection that carries on detects.

The above is the preferred embodiment of the present invention, and the protection scope of the present invention is not limited, and the deformation and improvement made by the design idea of the present invention for those skilled in the art should be considered as the protection scope of the present invention.

Claims

1. Blood test card is got to integral type fingertip, its characterized in that, including hollow casing, blood sampling needle subassembly, ration heparin tube and sample pad, test paper, blood sampling needle subassembly, ration heparin tube, sample pad, test paper locate in the casing, blood sampling needle subassembly package blood taking needle, the casing is stretched out respectively to blood sampling needle front end, ration heparin tube rear end, sample pad, test paper meet in proper order.

2. The integrated fingertip blood sampling test card according to claim 1, wherein the blood collection needle and the quantitative blood collection tube are arranged in parallel and extend from the same side of the case.

3. The integrated fingertip blood test card of claim 1 or 2, wherein the lancet assembly includes a holder, a spring, and a sliding puncturer; the fixed part is arranged in the shell, and two ends of the spring are respectively connected with the upper end of the fixed part and the upper end of the sliding puncture piece;

a first through hole is formed in one side face of the shell, and the front end of the blood taking needle at the bottom of the sliding puncture piece extends out of the first through hole.

4. The integrated fingertip blood sampling test card of claim 3, wherein the lancet assembly further comprises a trigger protective sleeve, a second through hole is formed at the bottom of the trigger protective sleeve, the sliding puncture piece can slide in the trigger protective sleeve, and the lancet is placed in the second through hole; the mounting includes spring fixed part and the spacing portion that goes upward that two symmetries set up, trigger the protective sheath lower extreme and stretch out first through-hole and can be in the casing, outer slip, trigger the protective sheath maximum distance that makes progress gliding for going upward spacing portion position.

5. The integrated fingertip blood sampling test card according to claim 4, wherein the upper limit part is wedge-shaped as a whole and is matched with the upper end slope of the trigger protection sleeve.

6. The integrated fingertip blood sampling test card according to claim 4 or 5, wherein the trigger protective sleeve is provided with a longitudinal groove communicated with the second through hole, two symmetrical inner walls of the longitudinal groove are provided with a protruding part, the upper ends of two symmetrical side walls of the sliding puncture piece are respectively provided with an inner groove, the protruding part is arranged in the inner groove, and the length of the inner groove is greater than that of the protruding part.

7. The integrated fingertip blood sampling test card according to claim 6, wherein sliding strips are respectively arranged on two symmetrical side walls of the sliding puncture piece, and sliding grooves corresponding to the sliding strips are arranged on two side walls of the longitudinal groove.

8. The integrated fingertip blood sampling test card according to claim 1, wherein a viewing window is provided on a surface of the case, and the position of the viewing window corresponds to a top end of the quantitative blood sampling tube in the case.

9. The integrated fingertip blood sampling test card of claim 8, wherein the viewing window is a through hole or a transparent window.

10. The integrated fingertip blood sampling test card according to claim 1, wherein a plurality of position limiting portions are provided in the case, the quantitative blood sampling tube, the sample pad and the test paper are coaxially provided, and the three are fixed in the case through the plurality of position limiting portions;

or, two arc recesses are opened to same side of casing, blood taking needle front end, ration heparin tube stretch out from an arc recess respectively.