Auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon.

CN224707416UActive Publication Date: 2026-09-01CHANGZHOU HAICHUANG MEDICAL EQUIPMENT CO LTD
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Patent Information

Application Number
CN202522373529.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-07
Publication Date
2026-09-01
Estimated Expiration
2035-11-07

AI Technical Summary

Technical Problem

[0005]本实用新型提供一种适用于药勺的勺头的开口直径测量的辅助检具,以解决降低对于药勺的开口直径的测量过程误差来提高测量结果的精确度的技术问题

Benefits of technology

[0017]本实用新型的有益效果是,本实用新型适用于药勺的勺头的开口直径测量的辅助检具通过定位件与定距件的配合,对于勺头的开口直径的测量转化为对于定距件的测量,由于定距件包括的一对定距块分别背向定位部的外侧端面为相互平行的直端面,基于此情况,测量一对相互平行的直端面之间的距离相比在不确定圆形位置时直接测量圆的直径,测量过程更为便捷,且测量数据的误差小。故而,本实用新型可以通过配合使用的定位件和定距件来作为辅助用具,降低对于药勺的勺头的开口直径测量过程的误差,由此来提高测量结果的精确度。

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Abstract

This utility model belongs to the field of medical auxiliary device technology, specifically relating to an auxiliary gauge for measuring the opening diameter of a medicine spoon's head. It includes at least: a positioning member, which includes at least a conical portion adapted to partially insert into the inner cavity of the spoon's head, with the opening edge of the spoon's head adapted to conform to the circumferential outer wall of the conical portion; and a distance fixing member, which includes a pair of distance fixing blocks adapted for insertion, the pair of distance fixing blocks forming a positioning hole adapted for the conical portion to pass through; each distance fixing block has a positioning portion on the inner edge corresponding to the positioning hole, adapted to abut against the circumferential outer wall of the conical portion; the outer end faces of the pair of distance fixing blocks facing away from the positioning portions are parallel straight end faces. This utility model can reduce the error in the process of measuring the opening diameter of a medicine spoon's head, thereby improving the accuracy of the measurement results.
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Description

Technical Field

[0001] This utility model belongs to the field of medical auxiliary device technology, specifically relating to an auxiliary measuring tool for measuring the opening diameter of the spoon head of a medicine spoon. Background Technology

[0002] Hospital medications come in various forms, such as lumps, liquids, and powders. Powdered medications require a spoon for dispensing. Furthermore, medications must be taken according to the prescribed dosage to ensure efficacy. Therefore, most powdered medications are provided with a corresponding dispensing spoon so that patients can easily dispense the medication themselves.

[0003] For measuring spoons, verifying their capacity is essential during manufacturing to avoid errors affecting accuracy. For example, spoons with parabolic cavities are widely used due to their regular shape and ease of manufacturing. The volume formula for a spoon with a parabolic cavity is: V = (1 / 2) × π × r² × h, where r is the radius of the parabolic cavity and h is its depth. Based on this formula, verifying the capacity of the measuring spoon requires obtaining its radius and depth. However, if the radius is directly measured, misalignment of the measuring ruler with the diameter passing through the axis of rotation corresponding to the parabolic surface (the center of the circular opening of the spoon) directly affects the accuracy of the measured radius. Therefore, uncontrollable operational errors exist during actual measurement.

[0004] Therefore, in the process of measuring the opening radius of the spoon head of a quantitative medicine spoon, from the perspective of reducing measurement errors and improving the accuracy of the acquired data, it is necessary to design new measurement methods and use some auxiliary tools to reduce operational errors. Utility Model Content

[0005] This invention provides an auxiliary gauge for measuring the opening diameter of a medicine spoon, thereby solving the technical problem of reducing measurement errors in the process of measuring the opening diameter of a medicine spoon and improving the accuracy of the measurement results.

[0006] To solve the above technical problems, this utility model provides an auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon, comprising at least: A positioning element, comprising at least a tapered portion adapted to be partially inserted into the inner cavity of a spoon head, wherein the open edge of the spoon head is adapted to conform to the circumferential outer wall of the tapered portion; and A spacer includes a pair of spacer blocks adapted for insertion and engagement, wherein the pair of spacer blocks are inserted and engaged to form a positioning hole adapted for the conical portion to pass through; each spacer block has a positioning portion on the inner edge of the positioning hole adapted to abut against the circumferential outer wall portion of the conical portion; the outer end faces of the pair of spacer blocks facing away from the positioning portions are straight end faces that are parallel to each other.

[0007] In an optional embodiment of this invention, the outer diameter of the large outer diameter end of the tapered portion is not less than the opening diameter of the spoon head.

[0008] In an optional embodiment of this invention, the outer peripheral side edge formed by the interlocking of a pair of spacers is adapted to form a rectangular shape.

[0009] In an optional embodiment of this utility model, each of the spacers includes a U-shaped main body, a plug-in post at the end of one side arm of the main body, and a plug hole at the end of the other side arm of the main body; and The main body of the pair of spacers has the same structure, and the pair of spacers are adapted to cooperate by interlocking the insertion holes and the insertion posts to form the positioning holes.

[0010] In an optional embodiment of this utility model, the positioning portions on a pair of spacers are both arc-shaped walls that adapt to the outer side wall of the conical portion.

[0011] In an optional embodiment of this utility model, the outer end faces of the pair of spacers facing away from the positioning part are tangentially engaged with the arc-shaped wall with the center point of the arc-shaped wall as the tangent point.

[0012] In an optional embodiment of this utility model, each of the spacers is provided with a concave extension surface in the shape of a semi-conical frustum on the side facing away from the spoon head. The small inner diameter end of the concave extension surface faces the spoon head side, and the large inner diameter end of the concave extension surface faces away from the spoon head side. The arc-shaped wall is located at the small inner diameter end of the concave extension surface.

[0013] In an optional embodiment of this utility model, the end of the tapered portion facing the bottom of the inner cavity of the spoon head is further provided with a protruding pin suitable for inserting into a small hole on the bottom of the inner cavity of the spoon head.

[0014] In an optional embodiment of this invention, the pin and the tapered portion are detachably coupled.

[0015] In an optional embodiment of this invention, the auxiliary measuring tool further includes a base for accommodating a medicine spoon; and The base has at least a receiving cavity suitable for inserting the spoon head into a medicine spoon.

[0016] In an optional embodiment of this invention, the base is further provided with a groove suitable for the handle portion of the medicine spoon to be embedded.

[0017] The beneficial effect of this utility model is that the auxiliary gauge for measuring the opening diameter of a medicine spoon's head, through the cooperation of a positioning component and a distance measuring component, transforms the measurement of the spoon's opening diameter into the measurement of the distance measuring component. Since the pair of distance measuring blocks included in the distance measuring component have parallel straight end faces facing away from the positioning part, measuring the distance between these parallel straight end faces is more convenient than directly measuring the diameter of a circle when its position is uncertain, and the measurement data has less error. Therefore, this utility model, by using the positioning component and distance measuring component in combination as auxiliary tools, reduces the error in the process of measuring the opening diameter of a medicine spoon's head, thereby improving the accuracy of the measurement results.

[0018] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objectives and other advantages of this invention are realized and obtained through the structures particularly pointed out in the description, claims, and drawings.

[0019] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, preferred embodiments are described below in detail with reference to the accompanying drawings. Attached Figure Description

[0020] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0021] Figure 1 A diagram showing the application of the auxiliary gauge for measuring the opening diameter of the spoon head provided in this embodiment of the present disclosure on a specific medicine spoon; Figure 2 A schematic diagram of the structure of a pair of spacers in an interlocking state of the spacer of an auxiliary gauge for measuring the opening diameter of a medicine spoon head, provided in an embodiment of this disclosure; Figure 3 A schematic diagram of the structure of a pair of spacers in a separated state of the spacer of an auxiliary gauge for measuring the opening diameter of a medicine spoon head, provided in an embodiment of this disclosure; Figure 4 A diagram showing the application of the distance measuring element of the auxiliary gauge for measuring the opening diameter of the spoon head provided in this embodiment of the present disclosure on a specific spoon; Figure 5A diagram showing the usage of the auxiliary gauge for measuring the opening diameter of the spoon head provided in Embodiment 3 of this disclosure on a specific medicine spoon; Figure 6 This is a diagram showing the dimensions of the spacer of the auxiliary gauge for measuring the opening diameter of the spoon head, which is applicable to embodiment 3 of this disclosure.

[0022] In the figure: 11 spoon head, 12 handle, 13 inner cavity, 14 small hole, 21 tapered part, 211 small outer diameter end, 212 large outer diameter end, 22 cylindrical part, 23 pin, 3 spacer block, 31 main body, 32 insertion post, 33 insertion hole, 34 positioning part, 35 concave extension surface, 4 base, 41 receiving cavity, 42 groove. Detailed Implementation

[0023] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0024] Example 1: Please refer to Figures 1 to 6 As shown, this embodiment provides an auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon, which includes at least a positioning element and a distance measuring element used in conjunction.

[0025] Firstly, regarding the positioning component, it includes at least a tapered portion 21 adapted to be partially inserted into the inner cavity 13 of the spoon head 11, and the opening edge of the spoon head 11 is adapted to fit against the circumferential outer wall of the tapered portion 21. In other words, the outer diameter of the point where the tapered portion 21 abuts against the opening edge of the spoon head 11 is also the diameter of the opening of the spoon head 11. Therefore, it is sufficient to measure the outer diameter of the point where the tapered portion 21 abuts against the opening edge of the spoon head 11.

[0026] It should be noted that, regarding the conical part 21 in this embodiment, during the process of inserting it into the inner cavity 13 of the spoon head 11, the smaller outer diameter end 211 of the conical part 21 (in this embodiment, the smaller outer diameter end 211 and the larger outer diameter end 212 refer to the two axial ends of the same conical part 21, the smaller outer diameter end 211 and the larger outer diameter end 212) is inserted into the inner cavity 13 of the spoon head 11 first, and the outer diameter of the larger outer diameter end 212 of the conical part 21 is not less than the opening diameter of the spoon head 11.

[0027] Based on the above, theoretically, the shape of the end of the small outer diameter end 211 is not limited. It can be an arc-shaped end, a straight end, or other end structures. As long as the small outer diameter end 211 does not come into contact with the bottom of the inner cavity 13 of the spoon head 11 when the opening edge of the spoon head 11 abuts against the circumferential outer wall of the conical part 21, but there is a gap, the existence of the gap can avoid the unexpected wear that may occur to the inner cavity 13 wall of the spoon head 11 due to friction between the conical part 21 and the inner cavity 13 wall of the spoon head 11, then no matter what the shape of the end of the small outer diameter end 211 is, it will not affect the usage requirements of this embodiment. Of course, the small outer diameter end 211 can also be designed as an arc-shaped structure that conforms to the bottom of the inner cavity 13 of the spoon head 11. For a spoon head 11 of a certain size, when the opening edge of the spoon head 11 abuts against the circumferential outer wall of the tapered part 21, the small outer diameter end 211 contacts the bottom of the inner cavity 13 of the spoon head 11.

[0028] Furthermore, regarding the design of the tapered portion 21 in this embodiment, it is necessary to explain that it can be applied to more than one size of spoon head 11, but rather to a variety of spoon heads 11 within a certain range of sizes. For different sized spoon heads 11, the depth to which the tapered portion 21 inserts into the inner cavity 13 of the spoon head 11 will also be different; that is, the position where the opening edge of the spoon head 11 abuts against the circumferential outer wall of the tapered portion 21 will also be different. In this case, for spoon heads 11 of different sizes within a certain size range, only the bottom of the inner cavity 13 of the largest spoon head 11 can contact the small outer diameter end 211 of the tapered portion 21.

[0029] Furthermore, regarding the positioning component of this embodiment, from the perspective of facilitating manual handling, the positioning component of this embodiment also includes a cylindrical portion 22 connected to the conical portion 21, and the cylindrical portion 22 will not enter the inner cavity 13 of the spoon head 11.

[0030] Next, the spacer will be described, which includes a pair of spacer blocks 3 suitable for insertion and engagement, and the pair of spacer blocks are inserted and engaged to form a positioning hole suitable for the conical portion 21 to pass through; each spacer block 3 has a positioning part 34 on the inner edge of the positioning hole corresponding to the positioning hole, which is suitable for abutting against the circumferential outer wall portion of the conical portion 21.

[0031] Referring to the accompanying drawings, in a detailed optional embodiment, each spacer block 3 includes a U-shaped main body 31, a insertion post 32 located at the end of one side arm of the main body 31, and an insertion hole 33 located at the end of the other side arm of the main body 31. The main body 31s of a pair of spacer blocks 3 have identical structures, and the pair of spacer blocks 3 are adapted to form a positioning hole by interlocking the insertion hole 33 with the insertion post 32. Theoretically, the structures of the pair of spacer blocks 3 in this embodiment can be considered completely identical, the only difference being that the positions of the insertion hole 33 and the insertion post 32 are reversed to facilitate the interlocking of the pair of spacer blocks 3. In this embodiment, the size of the positioning hole formed by the interlocking of the insertion hole 33 and the insertion post 32 can be adaptively varied by adjusting the insertion depth, thereby adapting to the measurement needs of spoon heads 11 of different sizes within a certain range.

[0032] Based on the above structure, furthermore, the end face of each spacer block 3 facing the positioning hole is set as an arc surface that approximately matches the shape of the circumferential outer wall of the conical portion 21, and the positioning portions 34 on the pair of spacer blocks 3 are both arc-shaped walls that match the outer wall of the conical portion 21. That is to say, for the end face of the spacer block 3 facing the positioning hole, only the arc-shaped wall will contact the conical portion 21, and other parts will not directly contact it. Preferably, for ease of processing, the arc-shaped wall is designed at the center of the arc surface of the end face of the spacer block 3 facing the positioning hole. Based on this, it should also be noted that the outer end faces of the pair of spacer blocks 3 facing away from the positioning portion 34 are straight end faces that are parallel to each other, and the straight end faces are tangentially engaged with the arc-shaped wall with the center point of the arc-shaped wall as the tangent point. Based on this, the outer circumferential side edge formed by the insertion and engagement of the pair of spacer blocks 3 is suitable to form a rectangular shape. Measuring the distance between a pair of parallel straight end faces is more convenient than directly measuring the diameter of a circle when the center position of the circular structure is uncertain, and the measurement data has a smaller error. Similarly, this design also makes it convenient to measure the distance between the outer end face of the spacer block 3 facing away from the positioning part 34 and the center part of the arc-shaped wall.

[0033] Furthermore, based on the above structure, it should be further explained that since the circumferential outer wall of the conical part 21 is inclined relative to the positioning part 34, in order to make the spacer block 3 of this embodiment adaptable to the needs of the conical part 21 in different sizes of spoon head 11 states, each spacer block 3 is also provided with a concave extension surface 35 in the shape of a semi-frustum on the side end face away from the spoon head 11. The small inner diameter end of the concave extension surface 35 faces the spoon head 11 side, and the large inner diameter end of the concave extension surface 35 faces away from the spoon head 11 side. The arc-shaped wall is provided at the small inner diameter end of the concave extension surface 35 (in this embodiment, the small inner diameter end and the large inner diameter end refer to the two axial ends of the same concave extension surface 35 in the shape of a semi-frustum; the smaller inner diameter is the small inner diameter end, and the larger inner diameter is the large inner diameter end).

[0034] Finally, it should be noted that, in order to fix the medicine spoon during the measurement process and facilitate the insertion of the conical part 21 into the inner cavity 13 of the spoon head 11, this embodiment also includes a base 4 for accommodating the medicine spoon; and the base 4 has at least a receiving cavity 41 suitable for inserting the spoon head 11. Based on the above structure, the base 4 also has a groove 42 suitable for the handle part 12 of the medicine spoon to be embedded in. Thus, the design of the base 4 provides support for the medicine spoon on the side facing away from the positioning member.

[0035] In summary, the specific implementation process of the auxiliary gauge for measuring the opening diameter of the spoon head in this embodiment is as follows: First, use calipers to measure the distance y between the outer end face of the spacer block 3 facing away from the positioning part 34 and the center part of the arc-shaped wall; then, insert the conical part 21 of the positioning member into the inner cavity 13 of the spoon head 11, and then insert a pair of spacer blocks 3 together so that the positioning part 34 on the pair of spacer blocks 3 can abut against the circumferential outer wall of the conical part 21; based on this, align the spoon head 11 with the receiving cavity 41 of the base 4, press the positioning member so that the spoon head 11 can gradually enter the receiving cavity 41, and wait for the outer surface of the spoon head 11 to... Once the surface of the conical portion 21 is properly fitted to the bottom of the receiving cavity 41, the circumferential outer wall of the conical portion 21 abuts against the opening edge of the spoon head 11. Based on this, the position of the conical portion 21 relative to the spoon head 11 is determined. Simultaneously, the abutment positions of the pair of spacers 3 relative to the circumferential outer wall of the conical portion 21 are also determined. At this point, the distance x between the parallel straight end faces of the pair of spacers 3 facing away from the positioning portion 34 is obtained using calipers. Then, the diameter D of the opening of the spoon head 11 is calculated as D = x - 2 * y. According to this process, this embodiment can use the positioning and spacers in conjunction as auxiliary tools to reduce errors in the measurement process of the opening diameter of the spoon head 11, thereby improving the accuracy of the measurement results.

[0036] Example 2: Please refer to Figures 1 to 4 As shown, based on the auxiliary gauge for measuring the opening diameter of a medicine spoon head in Embodiment 1, for cases where the center of the cavity bottom of the inner cavity 13 of the spoon head 11 of some medicine spoons has a small hole 14, the tapered portion 21 of the positioning member in this embodiment is further provided with a protruding pin 23 at the end facing the cavity bottom of the inner cavity 13 of the spoon head 11, suitable for inserting through the small hole 14 on the cavity bottom of the inner cavity 13 of the spoon head 11. The pin 23 can be detachably assembled with the tapered portion 21 in a manner such as, but not limited to, threaded or straight insertion. That is, for medicine spoons with a small hole 14, the pin 23 can be installed on the tapered portion 21. Based on this embodiment, the cooperation between the small hole 14 and the pin 23 can more effectively stabilize the cooperation between the tapered portion 21 and the inner cavity 13 of the spoon head 11.

[0037] It should be noted that, in the case where the tapered part 21 of this embodiment is designed with a pin 23, the receiving cavity 41 of the base 4 is also provided with a receiving hole suitable for the insertion of the pin 23.

[0038] The shortcomings of the above solutions are the result of the utility model inventor's practice and careful research. Therefore, the discovery process of the above problems and the solutions proposed in this disclosure below should be considered as contributions made by the utility model inventor to this disclosure.

[0039] In this document, when it is mentioned that a first component is located on a second component, this can mean that the first component can be directly formed on the second component, or that a third component can be inserted between the first and second components. Furthermore, in the accompanying drawings, the thickness of components may be exaggerated or reduced for the purpose of effectively describing the technical content.

[0040] In this document, when an element or layer is referred to as “located,” “joined to,” “connected to,” “attached to,” or “coupled to” another element or layer, it may be directly located, joined, connected, attached to, or coupled to the other element or layer, or there may be intermediate elements or layers present. Conversely, when an element is referred to as “directly on another element or layer,” “directly joined to,” “directly connected to,” “directly attached to,” or “directly coupled to” another element or layer, there may be no intermediate elements or layers present. Other terms used to describe relationships between elements should be interpreted in a similar manner (e.g., “between” versus “directly between,” “adjacent” versus “directly adjacent,” etc.). As used herein, the term “and / or” includes any and all combinations of one or more of the related listed items.

[0041] In this document, exemplary embodiments of the present disclosure will be described in more detail with reference to the accompanying drawings. As used herein, expressions such as “at least one of…” modify the entire list of elements when following a list of elements, rather than individual elements in the list. For example, the expression “at least one of a, b, and c” should be understood to include only a, only b, only c, both a and b, both a and c, both b and c, or all of a, b, and c.

[0042] The terminology used herein is for the purpose of describing specific exemplary configurations only and is not intended to be limiting. As used herein, the singular articles “a,” “an,” and “the” may also be intended to include plural forms unless otherwise clearly stated herein. The terms “comprising,” “including,” and “having” are inclusive and thus specify the presence of features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or combinations thereof. The method steps, processes, and operations described herein should not be construed as requiring them to be performed in the specific order discussed or shown, unless specifically identified as such. Additional or alternative steps may be employed.

[0043] As used herein, the phrases “in one embodiment,” “according to one embodiment,” “in some embodiments,” etc., generally refer to the fact that a particular feature, structure, or characteristic following the phrase can be included in at least one embodiment of this disclosure. Therefore, a particular feature, structure, or characteristic can be included in more than one embodiment of this disclosure, such that these phrases do not necessarily refer to the same embodiment. As used herein, the terms “example,” “exemplary,” etc., are used to “serve as an example, instance, or illustration.” Any implementation, aspect, or design described herein as “example” or “exemplary” is not necessarily to be construed as preferred or superior to other implementations, aspects, or designs. Rather, the use of the terms “example,” “exemplary,” etc., is intended to present concepts in a specific manner.

Claims

1. An auxiliary measuring tool for measuring the opening diameter of the head of a medicine spoon, characterized in that, At least including: A positioning element, comprising at least a tapered portion adapted to be partially inserted into the inner cavity of a spoon head, wherein the open edge of the spoon head is adapted to conform to the circumferential outer wall of the tapered portion; and A spacer includes a pair of spacer blocks adapted for insertion and engagement, wherein the pair of spacer blocks are inserted and engaged to form a positioning hole adapted for the conical portion to pass through; each spacer block has a positioning portion on the inner edge of the positioning hole adapted to abut against the circumferential outer wall portion of the conical portion; the outer end faces of the pair of spacer blocks facing away from the positioning portions are straight end faces that are parallel to each other.

2. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 1, characterized in that, The outer diameter of the large outer diameter end of the tapered part is not less than the opening diameter of the spoon head.

3. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 1 or 2, characterized in that, Each of the spacers includes a U-shaped main body, a plug-in post at one end of one side arm of the main body, and a plug-in hole at the other end of the other side arm of the main body; and The main body of the pair of spacers has the same structure, and the pair of spacers are adapted to cooperate by interlocking the insertion holes and the insertion posts to form the positioning holes.

4. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 1 or 2, characterized in that, The positioning portions on each pair of spacers are arc-shaped walls that adapt to the outer side wall of the conical portion.

5. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 4, characterized in that, The pair of spacers are respectively positioned so that their outer end faces facing away from the positioning part are tangentially fitted to the arc-shaped wall with the center point of the arc-shaped wall as the tangent point.

6. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 4, characterized in that, Each of the spacers also has a concave extension surface in the shape of a semi-frustum on its side facing away from the spoon head; and The smaller inner diameter end of the concave extension surface faces the spoon head side, and the larger inner diameter end of the concave extension surface faces away from the spoon head side. The arc-shaped wall is located at the smaller inner diameter end of the concave extension surface.

7. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 1 or 2, characterized in that, The tapered part is also provided with a protruding pin at the end facing the bottom of the inner cavity of the spoon head, which is suitable for inserting into a small hole in the bottom of the inner cavity of the spoon head.

8. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 7, characterized in that, The pin is detachably connected to the tapered portion.

9. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 1 or 2, characterized in that, The auxiliary measuring tool also includes a base for accommodating a medicine spoon; and The base has at least a receiving cavity suitable for inserting the spoon head into a medicine spoon.

10. The auxiliary gauge for measuring the opening diameter of the spoon head of a medicine spoon according to claim 9, characterized in that, The base also has a groove for inserting the handle of the medicine spoon.