Fingertip blood sampling squeezer

Abstract

The utility model relates to a fingertip blood sampling squeezer which comprises a lower mounting base, the top of the lower mounting base is rotationally connected with an upper mounting base, blood sampling finger grooves are formed in the inner side of the lower mounting base and the inner side of the upper mounting base, a mounting bin is formed in the inner side of the upper mounting base, the inner side of the upper mounting base is in sliding connection with a limiting rod, and the limiting rod is in sliding connection with the lower mounting base. One end of the limiting rod is fixedly connected with a fixed pull block, the other end of the limiting rod is fixedly connected with a limiting plate, the outer side of the limiting rod is fixedly connected with a movable plate, and the outer side of the limiting rod is sleeved with a strong spring; in the blood sampling process, the inclination angle of an electric telescopic rod is adjusted through work of a worm and gear mechanism, then a mounting support is pushed through the electric telescopic rod, so that an extrusion roller moves on a finger, medical workers are assisted in completing the extrusion action, the blood sampling efficiency is improved, manual extrusion is avoided, and the blood sampling difficulty of the medical workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fingertip blood sampling extruder and belongs to the technical field of medical instruments. BACKGROUND

[0002] Blood drawing generally refers to venous blood sampling, and venous blood testing generally requires blood drawing in the morning except for special required items, and it is required to minimize the amount of exercise before blood drawing, not to eat food, keep empty stomach, and can drink a small amount of water, except that certain experimental results are disturbed by certain medicines taken at regular intervals, blood sampling also includes finger blood sampling, and the ring finger is generally used for fingertip blood sampling because it will not affect the daily life function of the hand after being pricked, and of course the middle finger or the index finger can also be used, and there is no special difference.

[0003] When fingertip blood sampling is performed for a long time, the fingers are generally extruded by medical staff for blood sampling, and the extrusion force cannot be guaranteed, especially when the force is weak after a long time of work, the extrusion effect is greatly reduced, and the blood sampling efficiency is reduced, therefore, a fingertip blood sampling extruder is needed to facilitate people to use it. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a fingertip blood sampling extruder, can utilize the limit board to the blood sampling finger extrusion limit, reduce the probability that the finger shakes inadvertently, make things convenient for the medical staff to carry out blood sampling, and in the process of blood sampling, utilize the work of the worm gear mechanism to adjust the tilt angle of the electric telescopic rod, then push the mounting support through the electric telescopic rod, make the extrusion roller move on the finger, so as to assist the medical staff to complete the extrusion action, improve the blood sampling efficiency, avoid manual extrusion, reduce the blood sampling difficulty of the medical staff, so as to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A fingertip blood sampling extruder, including lower mounting seat, the top of lower mounting seat is rotatably connected with upper mounting seat, the inner side of lower mounting seat and the inner side of upper mounting seat are all set up blood sampling finger groove, the inner side of upper mounting seat is set up installation warehouse, the inner side of upper mounting seat is slidably connected with limit rod, one end of limit rod is fixedly connected with fixed pull block, the other end of limit rod is fixedly connected with limit board, the outer side of limit rod is fixedly connected with movable plate, the outer side of limit rod is sleeved with strong spring, the both ends of strong spring are fixedly connected with the inner wall of installation warehouse and one side of movable plate respectively, the top of upper mounting seat is fixedly connected with protection case.

[0007] Further, the limit plate is arranged in a certain arc shape, and the number of limit plates is two and symmetrically arranged.

[0008] Further, one side of the protection machine box is fixedly connected with an adjusting motor, a main shaft of the adjusting motor is fixedly connected with an adjusting worm through a shaft coupling, and the inner side of the protection machine box is rotatably connected with an adjusting worm wheel, and the adjusting worm and the adjusting worm wheel are rotatably connected.

[0009] Further, one side of the adjusting worm wheel is fixedly connected with a fixed connecting rod, and the fixed connecting rod is arranged in an L shape.

[0010] Further, the other end of the fixed connecting rod is fixedly connected with an electric telescopic rod, the other end of the electric telescopic rod is spirally connected with a mounting bracket on the outer side, the inner side of the mounting bracket is rotatably connected with a squeezing roller.

[0011] Further, the outer side of the squeezing roller is wrapped with a disinfecting cotton layer, and the squeezing roller is a detachable structure.

[0012] Further, the inner side of the upper mounting seat is provided with a connecting groove, and the protection machine box is in communication with the connecting groove.

[0013] The beneficial effects of the utility model are:

[0014] Through the limiting plate, the worm and worm gear mechanism, the electric telescopic rod and the squeezing roller, when in use, the fingers are placed between the mounting seats, and the fixed pull block is pulled by the medical staff, the limiting plate is moved after the limiting rod is pulled, after the fingers are placed, the fixed pull block is loosened, under the action of the strong spring, the limiting plate can press the fingers, then when blood sampling, the worm and worm gear mechanism is driven by the adjusting motor, the inclination angle of the electric telescopic rod can be adjusted, the mounting bracket is pushed by the electric telescopic rod, so that the squeezing roller moves on the fingers, so as to assist the medical staff to complete the squeezing action, improve the blood sampling efficiency, avoid manual squeezing, reduce the blood sampling difficulty of the medical staff, and the above, when in use, the fingers for blood sampling can be squeezed and limited by the limiting plate, the probability of accidental shaking of the fingers is reduced, the medical staff is facilitated to sample blood, and during the blood sampling process, the inclination angle of the electric telescopic rod is adjusted by the work of the worm and worm gear mechanism, the mounting bracket is pushed by the electric telescopic rod, so that the squeezing roller moves on the fingers, so as to assist the medical staff to complete the squeezing action, improve the blood sampling efficiency, avoid manual squeezing, and reduce the blood sampling difficulty of the medical staff. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide further understanding of the utility model and constitute a part of the specification, which is used together with the specific embodiment of the utility model to explain the utility model, and does not constitute the limitation to the utility model.

[0016] Figure 1 It is the whole structure schematic view of the fingertip blood sampling and squeezing device.

[0017] Figure 2 is the installation structure diagram of the limiting plate of the fingertip blood sampling extruder of the utility model;

[0018] Figure 3 is the installation structure diagram of the adjusting worm of the fingertip blood sampling extruder of the utility model;

[0019] Figure 4 is the opening structure diagram of the connecting groove of the fingertip blood sampling extruder of the utility model;

[0020] In the drawing, 1, lower mounting seat, 2, upper mounting seat, 3, blood sampling finger groove, 4, installation bin, 5, limiting rod, 6, fixed pull block, 7, limiting plate, 8, movable plate, 9, strong spring, 10, protective case, 11, adjusting motor, 12, adjusting worm, 13, adjusting worm wheel, 14, fixed connecting rod, 15, electric telescopic rod, 16, mounting bracket, 17, extrusion roller, 18, connecting groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Embodiment 1, please refer to Figures 1-4 The utility model provides a technical scheme:

[0023] A fingertip blood sampling extruder, including lower mounting seat 1, the top of lower mounting seat 1 is rotatably connected with upper mounting seat 2, the inside of lower mounting seat 1 and the inside of upper mounting seat 2 are all set with blood sampling finger groove 3, the inside of upper mounting seat 2 is set with installation bin 4, the inside of upper mounting seat 2 is slidably connected with limiting rod 5, one end of limiting rod 5 is fixedly connected with fixed pull block 6, the other end of limiting rod 5 is fixedly connected with limiting plate 7, the outside of limiting rod 5 is fixedly connected with movable plate 8, the outside of limiting rod 5 is sleeved with strong spring 9, and the both ends of strong spring 9 are fixedly connected to the inner wall of installation bin 4 and one side of movable plate 8 respectively, and the top of upper mounting seat 2 is fixedly connected with protective case 10.

[0024] As a preferred technical scheme of the utility model, the limiting plate 7 is arranged in a certain arc shape, and the number of limiting plates 7 is two and symmetrically arranged; the finger to be bled can be extruded and limited, the probability of inadvertent shaking of the finger is reduced, and the medical staff is facilitated to bleed.

[0025] Embodiment 2 please refer toFigures 3-4 The difference between the embodiment and embodiment 1 is that:

[0026] As a preferred technical scheme of the utility model, the side of the protection machine case 10 is fixedly connected with an adjusting motor 11, the main shaft of the adjusting motor 11 is fixedly connected with an adjusting worm 12 through a shaft coupling, the inner side of the protection machine case 10 is rotatably connected with an adjusting worm wheel 13, the adjusting worm 12 and the adjusting worm wheel 13 are rotatably connected with each other, one side of the adjusting worm wheel 13 is fixedly connected with a fixed connecting rod 14, the fixed connecting rod 14 is arranged in an L shape, the other end of the fixed connecting rod 14 is fixedly connected with an electric telescopic rod 15, the other end of the electric telescopic rod 15 is spirally connected with a mounting bracket 16 on the outer side, the inner side of the mounting bracket 16 is rotatably connected with a squeezing roller 17, the outer side of the squeezing roller 17 is wrapped with a disinfecting cotton layer, and the squeezing roller 17 is of a detachable structure; a connecting groove 18 is formed in the inner side of the upper mounting seat 2, and the protection machine case 10 is in communication with the connecting groove 18; in the process of blood sampling, the adjusting motor 11 drives the worm and gear mechanism, the inclination angle of the electric telescopic rod 15 is adjusted, the mounting bracket 16 is pushed by the electric telescopic rod 15, the squeezing roller 17 moves on the finger, so that the medical staff can complete the squeezing action, the efficiency of blood sampling is improved, manual squeezing is avoided, and the difficulty of blood sampling for the medical staff is reduced.

[0027] The utility model works as follows: in use, the fingers are placed between the mounting seats, the fixed pull block 6 is pulled by the medical staff, the movable limiting plate 7 is moved after the limiting rod 5 is pulled, the fingers are placed, the fixed pull block 6 is loosened, the movable limiting plate 7 can press the fingers under the action of the strong spring 9, then in the process of blood sampling, the inclination angle of the electric telescopic rod 15 is adjusted after the adjusting motor 11 drives the worm and gear mechanism, the mounting bracket 16 is pushed by the electric telescopic rod 15, the squeezing roller 17 moves on the finger, so that the medical staff can complete the squeezing action, the efficiency of blood sampling is improved, manual squeezing is avoided, and the difficulty of blood sampling for the medical staff is reduced.

[0028] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model. Any figure mark in the claims should not be regarded as limiting the involved claims.

[0029] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A fingertip blood extractor comprising a lower mounting base (1), characterized in that: The top of the lower mounting base (1) is rotationally connected with an upper mounting base (2), the inner side of the lower mounting base (1) and the inner side of the upper mounting base (2) are both provided with a blood sampling finger groove (3), the inner side of the upper mounting base (2) is provided with a mounting bin (4), the inner side of the upper mounting base (2) is slidingly connected with a limiting rod (5), one end of the limiting rod (5) is fixedly connected with a fixed pull block (6), the other end of the limiting rod (5) is fixedly connected with a limiting plate (7), the outer side of the limiting rod (5) is fixedly connected with a movable plate (8), the outer side of the limiting rod (5) is sleeved with a strong spring (9), the two ends of the strong spring (9) are fixedly connected with the inner wall of the mounting bin (4) and one side of the movable plate (8) respectively, and the top of the upper mounting base (2) is fixedly connected with a protection cabinet (10).

2. The fingertip blood lancet according to claim 1, wherein: The limiting plate (7) is arranged in a certain arc shape, the number of the limiting plate (7) is two and the limiting plates (7) are symmetrically arranged.

3. The fingertip blood lancet according to claim 1, wherein: One side of the protection cabinet (10) is fixedly connected with an adjusting motor (11), the main shaft of the adjusting motor (11) is fixedly connected with an adjusting worm (12) through a shaft coupling, the inner side of the protection cabinet (10) is rotationally connected with an adjusting worm wheel (13), and the adjusting worm (12) and the adjusting worm wheel (13) are connected with each other in meshing mode.

4. The fingertip blood expressor according to claim 3, wherein: One side of the adjusting worm wheel (13) is fixedly connected with a fixed connecting rod (14), and the fixed connecting rod (14) is arranged in an L shape.

5. A fingertip blood expressor according to claim 4, wherein: The other end of the fixed connecting rod (14) is fixedly connected with an electric telescopic rod (15), the other end of the electric telescopic rod (15) is spirally connected with a mounting bracket (16) on the outer side, the inner side of the mounting bracket (16) is rotationally connected with a squeezing roller (17).

6. A fingertip blood expressor according to claim 5, wherein: The outer side of the squeezing roller (17) is wrapped with a disinfecting cotton layer, and the squeezing roller (17) is of a detachable structure.

7. The fingertip blood expressor of claim 1, wherein: The inner side of the upper mounting base (2) is provided with a connecting groove (18), and the protection cabinet (10) and the connecting groove (18) are in communication.

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