Positioner for abdominal hypodermic injection

Abstract

The positioner comprises a base plate, a rotating plate and a fixed plate, a connecting column is arranged on the base plate, one end of the connecting column is connected with the fixed plate, the rotating plate is rotatably arranged on the connecting column in a sleeved mode, and parting lines are evenly arranged on the front side of the fixed plate at intervals in the circumferential direction. Dividing lines are arranged on the fixed disc and divide the fixed disc into a plurality of marking areas, indication marks and injection openings are arranged in the marking areas, a through hole is formed in the rotating disc, and the through hole can be overlapped with any injection opening by rotating the rotating disc; a matched clamping groove is formed in the front side of the rotating disc, the connecting column is sleeved with the spring, and the two ends of the spring abut against the chassis and the rotating disc respectively; after the injection area is changed in turn, due to the action of the spring, the regular polygon clamping blocks are clamped into the clamping grooves, then the rotating disc and the fixed disc are relatively fixed, and unartificial conscious rotation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection auxiliary article field, especially a kind of positioner for abdominal hypodermic injection. BACKGROUND

[0002] Subcutaneous injection is to inject liquid medicine into subcutaneous loose connective tissue, and the angle of needle penetration should not exceed 45° to avoid penetrating into muscle layer. It is mainly for patients who need frequent injection, change injection site each time and need to develop a plan for alternate injection sites. The commonly used injection site is the abdomen. If the same site is repeatedly injected, it can cause adverse reactions such as subcutaneous fat induration, which can affect the absorption of liquid medicine and affect the therapeutic effect.

[0003] Commonly, there is no regularity in the selection of subcutaneous injection sites for hospitalized patients such as insulin and other drugs. The nurse mainly inquires about the patient's previous subcutaneous injection site. The nurse avoids the site recently injected subcutaneously. Since most diabetic patients are elderly, they are affected by their educational level and their understanding of the disease, have low compliance and are prone to forgetfulness, and are prone to forget the injection site of the last injection, which can cause the nurse to repeatedly inject subcutaneously at the same or similar site.

[0004] In the prior art, such as the patent document with the authorized announcement number CN 207024356 U, a kind of positioner for abdominal hypodermic injection is disclosed, which includes a positioning body arranged on the abdomen, the center of the positioning body has a positioning area, the positioning body is provided with a plurality of mark areas located on the circumferential outer side of the positioning area, the positioning body movably has a rotating body that can rotate in the circumferential direction with the positioning area as the center, the rotating body has at least two rotating rods extending outward to the outside of the mark area, and an injection area corresponding to the mark area is formed between the adjacent two rotating rods outside the mark area.

[0005] The positioner for abdominal hypodermic injection disclosed in the above patent document can conveniently change the injection area by rotating the rotating body extending outward to the outside of the mark area when performing abdominal hypodermic injection. However, in the above-mentioned positioner, after rotating the rotating body to change the injection area each time, the rotating body and the positioning body cannot be relatively fixed, which may cause the rotating body to rotate unintentionally and cause confusion. UTILITY MODEL CONTENTS

[0006] The utility model provides a kind of positioner for abdominal hypodermic injection, and the technical problems to be solved are that the rotating disc and the fixed disc can be relatively fixed after rotating to change injection area, to avoid unintentional rotation.

[0007] To solve the above technical problems, the utility model adopts the following technical solutions:

[0008] The utility model provides a positioner for abdominal hypodermic injection, including the base plate, the rotating disc and the fixed disc, be provided with the connecting column on the base plate, one end of connecting column is connected with the fixed disc, the rotating disc is rotatablely sleeved on the connecting column, the fixed disc front side is evenly spaced apart and is provided with the split line along the circumference, the split line divides the fixed disc into a plurality of mark area, the mark area all is provided with the indication mark and the injection opening, be provided with the through -hole on the rotating disc, rotates the rotating disc can make the through -hole and any one injection opening superpose, it also includes the spring, the fixed disc rear side is provided with the regular polygonal block corresponding with the injection opening number, the rotating disc front side is provided with the corresponding card slot, the spring is sleeved on the connecting column, and both ends are respectively with the base plate and the rotating disc abut.

[0009] Compared with the prior art, the positioner for abdominal hypodermic injection in the utility model realizes the following beneficial effects at least: after rotating the rotating disc to replace the injection area each time, the regular polygonal block is clamped into the card slot under the action of the spring, and then the rotating disc is relatively fixed on the fixed disc, so that non-human consciousness rotation is avoided, and the area replacement confusion occurs. BRIEF DESCRIPTION OF DRAWINGS

[0010] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and should understand, the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

[0011] Figure 1 It is the structure diagram of an embodiment of the utility model;

[0012] Figure 2 It is Figure 1 The cross-sectional view of the embodiment;

[0013] Figure 3 It is the explosion map of an embodiment of the utility model;

[0014] Figure 4 It is the explosion map of another view of an embodiment of the utility model.

[0015] The figure marks are: 1, base plate; 2, rotating disc; 3, fixed disc; 4, spring; 11, connecting column; 12, positioning hole; 21, through hole; 22, clamping groove; 23, inclined block; 24, rotating handle; 31, division line; 32, marking area; 33, indicating mark; 34, injection opening; 35, regular polygon clamping block; 36, connecting hole; 231, arc-shaped groove; 321, injection area; 322, positioning area; 331, direction mark; 332, sequence mark. DETAILED DESCRIPTION

[0016] The application will be described in detail below with reference to the exemplary embodiments in the drawings. It should be understood that the application can be realized in various different forms and should not be construed as being limited to the embodiments set forth herein. The embodiments are provided herein to make the disclosure of the application more complete and to fully convey the concept of the application to those skilled in the art.

[0017] In the description of the application, it should be understood that the terms "center", "transverse", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be construed as limiting the scope of protection of the application.

[0018] In view of the defect that non-human consciousness rotation occurs in the prior art, causing confusion in area replacement. After careful analysis by the inventor, it is found that the main reason for the above-mentioned problem of the existing abdominal subcutaneous injection positioner is that the rotating part cannot be relatively fixed after the injection area is consciously replaced by a person. Based on the above analysis, the inventor improves the structure of the positioner.

[0019] As shown in Figures 1-4 A positioner for abdominal subcutaneous injection in the application, which comprises a base plate 1, a rotating disc 2, a fixed disc 3, and a spring 4.

[0020] The base plate 1 is provided with a connecting column 11, one end of the connecting column 11 is connected with the fixed disc 3, the rotating disc 2 is rotatably sleeved on the connecting column 11, the front side of the fixed disc 3 is uniformly and circumferentially spaced apart with division lines 31, the division lines 31 divide the fixed disc 3 into a plurality of marking areas 32, the marking areas 32 are each provided with an indicating mark 33 and an injection opening 34, the rotating disc 2 is provided with a through hole 21, and rotating the rotating disc 2 can make the through hole 21 and any one of the injection openings 34 overlap.

[0021] Specifically, the marking area 32 comprises an injection area 321 and a positioning area 322, the indication mark 33 comprises a direction mark 331 and a sequence mark 332, the direction mark 331 is arranged in the positioning area 322, and the sequence mark 332 is sequentially arranged in the injection area 321.

[0022] The split line 31 divides the front side of the fixed disc 3 into ten groups of marking areas 32, wherein the positioning area 322 is composed of two adjacent groups of marking areas 32, the triangular direction mark 331 is arranged in the positioning area 322, the injection area 321 is composed of the remaining eight groups of marking areas 32, and the sequence mark 332 using Arabic numerals is arranged in the injection area 321 and is sequentially arranged clockwise or counterclockwise. Therefore, when injection is performed, different injection areas 321 are alternated by sequentially rotating the rotating disc 2, so that the through hole 21 is overlapped with the injection opening 34 in sequence, and the situation that the same injection area 321 is repeatedly injected due to confusion of the injection area 321 can be avoided.

[0023] Optionally, the injection opening 34 is also arranged in the positioning area 322, and the injection opening 34 in the positioning area 322 can be used as a backup area, which can be temporarily selected for injection use in the case that a certain area of the skin has obvious bleeding, lumps or other special conditions.

[0024] Further, a regular polygon clamping block 35 corresponding in number to the injection openings 34 is arranged on the rear side of the fixed disc 3, a clamping groove 22 is arranged on the front side of the rotating disc 2, and a spring 4 is sleeved on the connecting column 11 and abuts against the bottom disc 1 and the rotating disc 2 at both ends.

[0025] The number of edges of the regular polygon clamping block 35 is the same as the number of the injection openings 34, and when the regular polygon clamping block 35 is clamped into the clamping groove 22, the through hole 21 can be overlapped with any one of the injection openings 34. Therefore, after the rotating disc 2 is rotated to alternate the injection areas 321, the regular polygon clamping block 35 can be clamped into the clamping groove 22 due to the action of the spring 4, so as to relatively fix the rotating disc 2 and the fixed disc 3, thereby avoiding the rotating disc 2 from being unintentionally rotated due to misoperation; when the rotating disc 2 is rotated to alternate the injection areas 321, the spring 4 can be compressed by pressing the rotating disc 2, so that the regular polygon clamping block 35 is separated from the clamping groove 22, and the rotating disc 2 can be normally rotated to alternate the injection areas 321.

[0026] Further, a rotating handle 24 is arranged on the side wall of the rotating disc 2, and the rotating handle 24 can be pressed and rotated to rotate the rotating disc 2.

[0027] Specifically, the connecting column 11 is provided with external threads at one end, the fixing disc 3 is provided with a connecting hole 36, the connecting hole 36 is provided with internal threads, and the one end of the connecting column 11 is detachably connected with the fixing disc 3 through the threads. The bottom disc 1, the rotating disc 2 and the fixing disc 3 can be detached through the detachable connection of the one end of the connecting column 11 with the fixing disc 3, so that they can be separated and cleaned and disinfected comprehensively.

[0028] Further, the connecting column 11 is provided with a positioning hole 12, and the positioning hole 12 can be aligned with the navel of a patient in use, so that repeated positioning can be realized in multiple uses.

[0029] Further, the rotating disc 2 is provided with an inclined block 23 at the edge of the through hole 21, one end of the inclined block 23 is fixedly connected with the side wall of the rotating disc, the other end extends to the outside of the fixing disc 3, and an arc-shaped groove 231 matching the cross-sectional curvature of the syringe is further arranged at one end of the outside of the fixing disc 3.

[0030] The inclined block 23 is provided with an inclined surface on the side facing the through hole 21, the angle of the inclined surface is less than forty-five degrees, and the arc-shaped groove 231 is arranged on the inclined surface, so that the side wall of the syringe can be abutted and clamped in the arc-shaped groove 231, for controlling the injection angle of the injection.

[0031] In use, the positioner is placed on the head of a patient, the positioning hole 12 is aligned with the navel of the patient before each injection, the direction mark 331 in the triangular shape in the positioning area 322 is made to face upward, then the rotating disc 2 is pressed by rotating the handle 24, the regular polygon clamping block 35 is separated from the clamping groove 22, the rotating disc 2 is rotated clockwise to the next injection area 321, and the handle 24 is released, so that the regular polygon clamping block 35 is clamped in the clamping groove 22 under the action of the spring 4, and the injection can be performed; in the next use, the above operation is repeated, so that the same part is avoided to be injected multiple times, the positioning and guiding of the injection site of the low molecular heparin and the insulin on the abdomen can be realized by rotating the rotating disc 2 successively, the injection sites can be regularly rotated, and the occurrence of the complications of the subcutaneous injection sites on the abdomen can be effectively reduced.

[0032] It should be understood that all the above embodiments are exemplary but not limiting, and various modifications or variations of the above described specific embodiments made by those skilled in the art under the concept of the present application shall be within the protection scope of the present application.

Claims

1. A locator for subcutaneous injection in the abdomen, comprising a base plate (1), a rotating plate (2) and a fixed plate (3), wherein a connecting column (11) is provided on the base plate (1), one end of the connecting column (11) is connected to the fixed plate (3), the rotating plate (2) is rotatably sleeved on the connecting column (11), a dividing line (31) is uniformly spaced along the circumference on the front side of the fixed plate (3), the dividing line (31) divides the fixed plate (3) into a plurality of marking areas (32), each of the marking areas (32) is provided with an indication mark (33) and an injection opening (34), a through hole (21) is provided on the rotating plate (2), and rotating the rotating plate (2) can make the through hole (21) and any one of the injection openings (34) overlap, characterized in that: The invention also includes a spring (4). The rear side of the fixed disk (3) is provided with regular polygonal blocks (35) corresponding to the number of injection openings (34). The front side of the rotating disk (2) is provided with a corresponding card slot (22). The spring (4) is sleeved on the connecting column (11), and its two ends are respectively in contact with the base plate (1) and the rotating disk (2).

2. The locator for subcutaneous abdominal injection according to claim 1, characterized in that: A positioning hole (12) is provided on the connecting column (11).

3. The locator for subcutaneous abdominal injection according to claim 2, characterized in that: The marking area (32) includes an injection area (321) and a positioning area (322); the indication mark (33) includes a direction mark (331) and a sequence mark (332); the direction mark (331) is arranged in the positioning area (322); and the sequence mark (332) is sequentially arranged in the injection area (321).

4. The positioner for subcutaneous abdominal injection according to claim 1, characterized in that: One end of the connecting column (11) is provided with an external thread, the fixing plate (3) is provided with a connecting hole (36), and the connecting hole (36) is provided with an internal thread. One end of the connecting column (11) is detachably connected to the fixing plate (3) via the thread.

5. The positioner for subcutaneous abdominal injection according to claim 1, characterized in that: A tilting block (23) is provided on the rotating disk (2) at the edge of the through hole (21), one end of the tilting block (23) is fixedly connected to the side wall of the rotating disk, and the other end extends to the outside of the fixed disk (3), and an arc-shaped groove (231) matching the curvature of the syringe cross section is also provided on one end of the outside of the fixed disk (3).

6. The positioner for subcutaneous abdominal injection according to claim 1, characterized in that: A rotating handle (24) is provided on the side wall of the rotating disk (2).

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