Oral instrument case
By designing a dental instrument box with dovetail tenon and dovetail groove structure, the problems of instruments being easily bumped and difficult to handle are solved, achieving stable installation, easy operation and efficient disinfection.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- FOURTH MILITARY MEDICAL UNIVERSITY
- Filing Date
- 2025-04-18
- Publication Date
- 2026-06-16
Smart Images

Figure CN224357700U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the field of medical device technology, specifically relating to an oral instrument box. Background Technology
[0002] Oral surgical instruments are a general term for instruments used in oral treatment and restoration. They generally include mouth mirrors, diagnostic probes, scaling tips, root canal files, etc. In current clinical practice, instruments are mostly placed directly in instrument boxes, which is cumbersome for medical staff to retrieve the required instruments. In addition, medical staff are prone to hand cuts during the search process. Instruments are often packaged and sterilized separately without being placed in instrument boxes. During the cleaning and sterilization process, instruments often collide with each other, which damages the instruments and shortens their lifespan. Summary of the Invention
[0003] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide an oral instrument box that can solve the technical problems of existing instrument boxes being difficult to handle during use, easily causing scratches to personnel, and instruments being easily bumped and damaged during sterilization.
[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:
[0005] An oral instrument case includes a detachable case body and a case lid, wherein an oral mirror holder, an instrument holder and a small instrument fixing table are installed inside the case body;
[0006] The box body is provided with a pair of support bars, which are arranged longitudinally. Multiple dovetail tenons are arranged at equal intervals between the pair of support bars. The dovetail tenons are arranged laterally. The bottom of the support bar and the bottom of the dovetail tenon are fixed to the bottom of the box body. The top of the dovetail tenon is higher than the top of the support bar.
[0007] The bottom of the mouth mirror holder, instrument holder, and small instrument fixing table is provided with a dovetail groove that matches the dovetail tenon. The dovetail tenon and the dovetail groove cooperate to install the mouth mirror holder, instrument holder, and small instrument fixing table into the box.
[0008] The top surface of the box lid and the bottom surface of the box body on the outer side of the pair of support bars are both provided with liquid passage holes.
[0009] This utility model also includes the following technical features:
[0010] The mouth mirror holder has the same structure as the instrument holder.
[0011] The mouth mirror holder includes a mounting base, and the upper surface of the mounting base is provided with a pair of opposing clamping parts. Each clamping part includes a plurality of arc-shaped cards evenly distributed along the length direction of the mounting base, and the arc-shaped cards of the pair of clamping parts are staggered. The bottom of the mounting base is provided with the dovetail groove.
[0012] The small instrument fixing platform includes a strip-shaped fixing platform body. The length of the fixing platform body matches the length of the box body. The upper surface of the fixing platform body is provided with multiple equally spaced needle clamping slots. The length direction of the needle clamping slots forms an angle with the length direction of the fixing platform body.
[0013] The bottom of the fixed platform body is provided with a pair of strip grooves, which correspond to a pair of support bars. The bottom of the fixed platform body between the pair of strip grooves is provided with a dovetail groove.
[0014] The fixed platform body between adjacent needle clamping slots is provided with vertically arranged liquid passage holes.
[0015] Both the bottom of the mounting base and the bottom of the fixing platform body are provided with a pair of interruption grooves, which divide the dovetail groove into three equal parts.
[0016] The lengths of the mouth mirror holder and the instrument holder are the same as the length of the dovetail tenon.
[0017] The distance between the pair of clamping parts of the mouth mirror holder matches the diameter of the mouth mirror's holding part; the distance between the pair of clamping parts of the instrument holder matches the diameter of the diagnostic probe's holding part.
[0018] Each of the dovetail tenons has a strip-shaped liquid passage hole on the bottom of the box on both sides.
[0019] The box body has a support protrusion at each of its four corners at the bottom, and the box lid has a support groove with the same structure at the position corresponding to the support protrusion.
[0020] The box body has integral connecting flanges at both ends of the side wall, and fastening grooves are provided on the connecting flanges. The box lid has fastening protrusions on the inner side of the side wall at both ends of the side wall that match the fastening grooves.
[0021] Compared with the prior art, this utility model has the following technical effects:
[0022] (I) This utility model has a reasonable structure and is easy to operate. It can ensure the stability of the instruments installed in the box and avoid damage caused by instruments bumping into each other. Medical staff can arrange the mouth scope holder, instrument holder or small instrument fixing table in the instrument box according to the needs of disinfection or surgery. This helps to classify and organize instruments, make reasonable use of storage space and improve space utilization.
[0023] (II) The design of the liquid passage holes in each structure of this utility model can ensure that the disinfectant comes into full contact with the surface of the instrument during the disinfection process, thus ensuring the disinfection effect and facilitating drainage and shortening the drying time.
[0024] (III) The supporting boss and supporting groove of this utility model cooperate to make it easy to stably stack multiple instrument boxes together, saving storage space. Attached Figure Description
[0025] Figure 1 This is a schematic diagram of the overall structure of this utility model.
[0026] Figure 2 This is a structural schematic diagram of the box body of this utility model.
[0027] Figure 3 This is a schematic diagram of the structure of the box lid of this utility model.
[0028] Figure 4 yes Figure 3 AA sectional view.
[0029] Figure 5 This is a reference for the usage status of this utility model. Figure 1 .
[0030] Figure 6 This is a schematic diagram of the structure of the mouth mirror holder or instrument holder of this utility model.
[0031] Figure 7 This is a top view of the mouth mirror holder or instrument holder of this utility model.
[0032] Figure 8 This is a schematic diagram of the structure of the small instrument fixing platform of this utility model.
[0033] Figure 9 This is a top view of the small instrument fixing platform of this utility model.
[0034] Figure 10 This is a side view of the present invention.
[0035] Figure 11 This is a reference for the usage status of this utility model. Figure 2 .
[0036] The meanings of the labels in the diagram are as follows:
[0037] 1. Box body, 2. Box lid, 3. Mouth mirror holder, 4. Instrument holder, 5. Small instrument fixing table, 6. Support strip, 7. Dovetail tenon, 8. Dovetail groove, 9. Fluid passage hole, 10. Breaking groove, 11. Strip-shaped fluid passage hole, 12. Support boss, 13. Support groove, 14. Snap-fit groove, 15. Snap-fit protrusion, 16. Mouth mirror, 17. Diagnostic probe, 18. Scaling head, 19. Root canal file;
[0038] 31. Mounting base; 32. Curved card;
[0039] 51. Fixed platform body; 52. Needle clamping groove; 53. Strip groove; 54. Liquid passage hole.
[0040] The specific content of this utility model will be further explained in detail below with reference to the embodiments. Detailed Implementation
[0041] Following the above technical solution, the following are specific embodiments of this utility model. It should be noted that this utility model is not limited to the following specific embodiments, and all equivalent modifications made based on the technical solution of this application fall within the protection scope of this utility model.
[0042] In this utility model, unless otherwise stated, directional terms such as "upper", "lower", "left", and "right" are generally defined based on the drawing in the corresponding figure; "inner" and "outer" refer to the inner and outer contours of the corresponding components; and "longitudinal", "transverse", and "vertical" refer to the directions marked in the figure.
[0043] Example:
[0044] This embodiment provides an oral instrument box, such as Figures 1 to 11 As shown, it includes a detachable box body 1 and a box cover 2. The box body 1 contains an oral endoscope holder 3, an instrument holder 4, and a small instrument fixing table 5.
[0045] Inside the box 1, there is a pair of support bars 6. The pair of support bars 6 are arranged longitudinally, and there are multiple dovetail tenons 7 evenly distributed between the pair of support bars 6. The dovetail tenons 7 are arranged laterally. The bottom of the support bar 6 and the bottom of the dovetail tenon 7 are fixed to the bottom of the box 1. The top of the dovetail tenon 7 is higher than the top of the support bar 6.
[0046] The bottom of the mouth mirror holder 3, the instrument holder 4, and the small instrument fixing table 5 are all provided with dovetail grooves 8 that match the dovetail tenon 7;
[0047] Liquid passage holes 9 are provided on the top surface of the lid 1 and the bottom surface of the box body outside the pair of support bars 6.
[0048] In this embodiment, the mouth mirror holder 3, instrument holder 4, and small instrument fixing table 5 are detachably installed in the box 1 by the cooperation of the dovetail tenon 7 and the dovetail groove 8. Medical staff can select the corresponding mouth mirror holder 3, instrument holder 4, and small instrument fixing table 5 in the box 1 according to the needs of a surgery. The mouth mirror 16 is installed on the mouth mirror holder 3, the diagnostic probe 17 is installed on the instrument holder 4, and the scaling head 18 or root canal file 19 is installed on the small instrument fixing table 5. All the above instruments are then collected and put into an instrument box. Alternatively, only the mouth mirror holder 3, instrument holder 4, or small instrument fixing table 5 can be installed in the box 1. The instrument holder 5 allows the corresponding instruments to be installed in the instrument box for unified disinfection. The mouth scope holder 3, instrument holder 4, and small instrument fixing platform 5 serve to fix the relevant instruments, preventing the instruments inside the instrument box from bumping against each other during movement or disinfection. The liquid passage hole 9 adopts a large opening structure, which facilitates the liquid to enter the instrument box for thorough disinfection during the disinfection process, and also facilitates drainage and shortens the drying time. The support bar 6 and dovetail tenon 7 suspend the instruments installed on the mouth scope holder 3, instrument holder 4, and small instrument fixing platform, making them easy to pick up, increasing the contact area between the disinfectant and the instruments, and ensuring thorough disinfection.
[0049] As a preferred embodiment, the mouth scope holder 3 and the instrument holder 4 have the same structure. The mouth scope holder 3 includes a mounting base 31. The upper surface of the mounting base 31 is provided with a pair of opposing clamping parts. The clamping parts include a plurality of arc-shaped cards 32 evenly distributed along the length of the mounting base 31. The opposing arc-shaped cards 32 clamp the holding part of the mouth scope 16 or the diagnostic probe 17 from the circumferential direction, and fix it in place. Furthermore, the arc-shaped cards 32 of the pair of clamping parts are staggered, which can reduce the contact area with the opposing clamping parts, making it easier to pick up and thoroughly disinfect. It can also control the distance between adjacent mouth scope holders 3 or instrument holders 4, effectively utilizing the space inside the box 1. The bottom of the mounting base 31 is provided with a dovetail groove 8.
[0050] As a preferred embodiment, the small instrument fixing stage 5 in this embodiment includes a strip-shaped fixing stage body 51. The length of the fixing stage body 51 matches the length of the box body 1. The upper surface of the fixing stage body 51 is provided with a plurality of equally spaced needle clamping grooves 52. The structure of the needle clamping grooves 52 matches the needle-like structure of the cleaning head 18 or the root canal file 19, and can clamp and fix the cleaning head 18 or the root canal file 19. The width of the needle clamping grooves 52 can be set to different widths according to the diameter of the needle-like structure of the cleaning head 18 or the root canal file 19. Furthermore, there is an angle between the length direction of the needle clamping grooves 52 and the length direction of the fixing stage body 51. The slope of the needle clamping grooves 52 is set to facilitate clamping while saving space.
[0051] The bottom of the mounting platform body 51 is provided with a pair of strip grooves 53, which correspond to a pair of support bars 6. The bottom of the mounting platform body 51 between the pair of strip grooves 53 is provided with a dovetail groove 8. By inserting the pair of strip grooves 53 and the pair of support bars 6, the small instrument mounting platform 5 is further fixed, preventing the small instrument mounting platform 5 from moving along the dovetail joint 7 and improving the stability of the instrument installation.
[0052] Furthermore, a vertically arranged liquid passage hole 54 is provided on the fixed platform body 51 between adjacent needle clamping grooves 52. When disinfecting instruments, the disinfectant can be fully disinfected by passing through the liquid passage hole 54.
[0053] As a preferred embodiment, both the bottom of the mounting base 31 and the bottom of the fixing platform body 51 are provided with a pair of interrupted grooves 10. The pair of interrupted grooves 10 divide the dovetail groove 8 into three equal parts. The setting of the interrupted grooves 10 improves the elasticity of the mounting base 31 and the fixing platform body 51, making it easier to install the mouth mirror holder 3, the instrument holder 4 and the small instrument fixing platform 5 on the dovetail tenon 7.
[0054] As a preferred embodiment, the lengths of the mouth mirror holder 3 and the instrument holder 4 are the same as the length of the dovetail tenon 7. A pair of support bars 6 are respectively set at both ends of the mouth mirror holder 3 and the instrument holder 4, which can limit the displacement of the mouth mirror holder 3 and the instrument holder 4 along the dovetail tenon 7 and ensure the stability of the installation.
[0055] As a preferred embodiment, in this embodiment, the distance between a pair of clamping parts of the mouth mirror holder 3 matches the diameter of the holding part of the mouth mirror 16; the distance between a pair of clamping parts of the instrument holder 4 matches the diameter of the holding part of the diagnostic probe 17.
[0056] As a preferred embodiment, each dovetail tenon 7 has a strip-shaped liquid passage hole 11 on the bottom of the box on both sides, which facilitates the entry and exit of disinfectant into the space between a pair of support strips 6, and is conducive to thorough disinfection.
[0057] As a preferred embodiment, a support protrusion 12 is provided at each of the four bottom corners of the box body 1, and a support groove 13 with the same structure is provided on the upper surface of the box cover 2 at the position corresponding to the support protrusion 12, which makes it easy to stably stack multiple instrument boxes together and save space.
[0058] As a preferred embodiment, the sidewalls of the box body 1 are integrally provided with connecting flanges at both ends in the horizontal direction. The connecting flanges are provided with fastening grooves 14. The inner sidewalls of the sidewalls at both ends of the box cover 2 are provided with fastening protrusions 15 that match the fastening grooves 14, so as to ensure that the instrument box can be fastened stably and will not easily come apart and cause the instruments to fall out.
[0059] Furthermore, a marking area for marking is provided in the middle of the upper surface of the box cover 2, and no liquid passage hole 6 is opened in the marking area.
[0060] The dental instrument case in this embodiment can be made of polymer materials, making the case more corrosion-resistant and durable, and providing more reliable protection for the instruments.
Claims
1. A dental instrument case, comprising a detachably mounted case body (1) and a case lid (2), characterized in that, The box (1) is equipped with an oral endoscope holder (3), an instrument holder (4) and a small instrument fixing table (5). The box body (1) is provided with a pair of support bars (6), the pair of support bars (6) are arranged longitudinally, and a number of dovetail tenons (7) are arranged at equal intervals between the pair of support bars (6). The dovetail tenons (7) are arranged in the transverse direction. The bottom of the support bar (6) and the bottom of the dovetail tenon (7) are fixed to the bottom of the box body (1). The top of the dovetail tenon (7) is higher than the top of the support bar (6). The bottom of the mouth mirror holder (3), instrument holder (4) and small instrument fixing table (5) are all provided with dovetail grooves (8) that match the dovetail tenon (7). Liquid passage holes (9) are provided on the top surface of the lid (2) and the bottom surface of the box body outside the pair of support bars (6).
2. The dental instrument box as described in claim 1, characterized in that, The mouth mirror holder (3) has the same structure as the instrument holder (4); The mouth mirror holder (3) includes a mounting base (31). The upper surface of the mounting base (31) is provided with a pair of clamping parts facing each other. The clamping parts include a plurality of arc-shaped cards (32) evenly distributed along the length direction of the mounting base (31). The arc-shaped cards (32) of the pair of clamping parts are staggered. The bottom of the mounting base (31) is provided with the dovetail groove (8).
3. The dental instrument box as described in claim 2, characterized in that, The small instrument fixing platform (5) includes a strip-shaped fixing platform body (51). The length of the fixing platform body (51) matches the length of the box body (1). The upper surface of the fixing platform body (51) is provided with a plurality of equally spaced needle clamping grooves (52). The length direction of the needle clamping grooves (52) is at an angle to the length direction of the fixing platform body (51). The bottom of the fixed platform body (51) is provided with a pair of strip grooves (53), which correspond to a pair of support bars (6). The bottom of the fixed platform body (51) between the pair of strip grooves (53) is provided with a dovetail groove (8).
4. The dental instrument box as described in claim 3, characterized in that, A vertically arranged liquid passage hole (54) is provided on the fixed platform body (51) between adjacent needle clamping grooves (52).
5. The dental instrument box as described in claim 3, characterized in that, The bottom of the mounting base (31) and the bottom of the fixing platform body (51) are provided with a pair of interruption grooves (10), which divide the dovetail groove (8) into three equal parts.
6. The dental instrument box as described in claim 1, characterized in that, The lengths of the mouth mirror holder (3) and the instrument holder (4) are the same as the length of the dovetail tenon (7).
7. The dental instrument box as described in claim 2, characterized in that, The distance between a pair of clamping parts of the mouth mirror holder (3) matches the diameter of the holding part of the mouth mirror (16); the distance between a pair of clamping parts of the instrument holder (4) matches the diameter of the holding part of the diagnostic probe (17).
8. The dental instrument box as described in claim 1, characterized in that, Each of the dovetail tenons (7) has a strip-shaped liquid passage hole (11) on the bottom of the box on both sides.
9. The dental instrument box as described in claim 1, characterized in that, The box body (1) has a support protrusion (12) at each of the four bottom corners, and the upper surface of the box cover (2) has a support groove (13) with the same structure at the position corresponding to the support protrusion (12).
10. The dental instrument box as described in claim 1, characterized in that, The box body (1) has a connecting flange integrally provided at both ends of the side wall, and a fastening groove (14) is provided on the upper part of the connecting flange. The box cover (2) has a fastening protrusion (15) matching the fastening groove (14) on the inner side of the side wall at both ends of the side.