Tool for gutta-percha hot melting equipment

Abstract

The utility model belongs to the field of dental medical instruments, and relates to a tool for hot melting gutta-percha equipment, the tool comprises a body, a curved needle unit and at least one cleaning unit, the cleaning unit and the curved needle unit are arranged on the side wall of the body at an interval; an adjusting hole suitable for adjusting the working angle of the hot melting gutta-percha equipment is formed in the body; the curved needle unit comprises a bending piece, and a gap for a gutta-percha needle to penetrate through is formed in the bending piece; the cleaning unit comprises a mounting part and a cleaning part, the mounting part is connected between the body and the cleaning part, and the cleaning part is suitable for cleaning residual gutta-percha in a gutta-percha barrel of the hot melting gutta-percha equipment or a working tip assembly of the hot melting gutta-percha equipment. According to the technical scheme provided by the invention, the hot melting gutta-percha equipment can be conveniently subjected to needle bending treatment and gutta-percha residue cleaning.

Description

Technical Field

[0001] The present application relates to the technical field of dental medical instruments, and more specifically, to a tool for hot-melt gutta-percha equipment. Background Art

[0002] Hot melt gutta-percha filling is an important step in root canal treatment, which is usually performed by a hot melt gutta-percha device. The hot melt gutta-percha device usually includes a main unit and a working tip assembly, such as Figure 8 As shown, the main machine is provided with a gutta-percha tube on the glue outlet side, the working tip assembly is mounted on the glue outlet side of the main machine, and the working tip assembly is provided with a gutta-percha needle, which is connected with the glue inlet and the gutta-percha tube of the working tip assembly in sequence. The main machine melts the hot-melt gutta-percha by heating to improve its fluidity, thereby facilitating the gutta-percha to be more fully filled into the root canal.

[0003] During the hot-melt gutta-percha injection process, the doctor needs to bend the gutta-percha needle to different angles and adjust the working angle of the hot-melt gutta-percha device according to the actual situation of the patient; at the same time, since the hot-melt gutta-percha device has no heating effect on the gutta-percha in standby mode, the gutta-percha will solidify in the gutta-percha tube or the head cylinder of the working tip assembly when it cools, affecting the re-operation of the hot-melt gutta-percha device. Therefore, it is very inconvenient for dentists to operate the hot-melt gutta-percha device during treatment, which reduces work efficiency. Utility Model Content

[0004] The technical problem to be solved by the technical solution of the present application is the need for a tool that can pre-bend the gutta-percha needle before the hot melt gutta-percha device performs injection and can promptly clean the gutta-percha residue after injection.

[0005] In order to solve the above technical problems, the technical solution of the present application provides a tool for hot melt gutta-percha equipment, which adopts the following technical solution:

[0006] A tool for hot-melt gutta-percha equipment, comprising a body, a bending needle unit and at least one cleaning unit, wherein the cleaning unit and the bending needle unit are installed on the side wall of the body at intervals;

[0007] The body is provided with an adjustment hole suitable for adjusting the working angle of the gutta-percha needle of the hot-melt gutta-percha device;

[0008] The bending needle unit comprises a bending piece, and the bending piece is provided with a gap for the gutta-percha needle to pass through;

[0009] The cleaning unit comprises a cleaning portion and a mounting portion, wherein the mounting portion is connected between the body and the cleaning portion, and the cleaning portion is suitable for cleaning the residual gutta-percha tube of the hot-melt gutta-percha device or the working tip assembly of the hot-melt gutta-percha device.

[0010] Furthermore, the tool includes two cleaning units, which are installed on opposite sides of the body.

[0011] Furthermore, the mounting portion is integrally formed on the side wall of the body; or

[0012] At least one mounting hole is provided on the side wall of the body, and the cleaning unit is detachably mounted on the side wall of the body through the cooperation between the mounting portion and the mounting hole.

[0013] Furthermore, a mold block is provided on one side of the cleaning portion away from the mounting portion, and the shape of the mold block matches the shape of the gutta-percha tube or the shape of the head cylinder of the working tip assembly.

[0014] Furthermore, the end of the mold block includes at least one inclined surface and at least one conical surface, and the conical surface of the mold block is in contact with the inner wall of the head cylinder.

[0015] Furthermore, the end of the block is formed by connecting an inclined surface and a conical surface; and / or

[0016] The end of the block is formed by connecting two inclined surfaces and two conical surfaces, wherein the inclined surfaces and the conical surfaces are arranged at intervals.

[0017] Furthermore, a collecting groove is provided at the end of the block.

[0018] Furthermore, the hole wall of the adjustment hole is evenly provided with protrusions, wherein the protrusions are at least one of plum blossom protrusions, "cross"-shaped protrusions, and polygonal columnar protrusions.

[0019] Furthermore, the bending needle unit comprises at least two bending blocks arranged in parallel, wherein the gap between two adjacent bending blocks is suitable for clamping the gutta-percha needle of the hot-melt gutta-percha device.

[0020] Furthermore, the opposite surfaces of two adjacent bending blocks form an arc surface, and the top of the arc surface contacts the gutta-percha needle.

[0021] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0022] The tool provided by the present application integrates a needle bending unit and a cleaning unit on the main body, so that the tool can pre-bend the gutta-percha needle before the hot-melt gutta-percha device is injected. At the same time, after the hot-melt gutta-percha device is injected, the tool can promptly clean the gutta-percha residues in the gutta-percha tube and the working tip assembly to avoid affecting the subsequent injection. At the same time, by further arranging an adjustment hole on the main body, the tool has the ability to adjust the working angle of the hot-melt gutta-percha device, so that the doctor can make corresponding adjustments according to the actual situation of the patient, thereby improving the efficiency of hot-melt gutta-percha injection. In addition, the needle bending unit is arranged on the side wall of the main body, which can facilitate the doctor to bend the gutta-percha needle. At the same time, the cleaning units arranged at intervals can be used as a force arm when bending the needle, which can reduce the force required for bending the needle and improve the efficiency of bending the needle. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the scheme of the present application, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0024] Figure 1 It is a schematic structural diagram of a tool for a hot melt gutta-percha device according to an embodiment of the present application;

[0025] Figure 2 is a schematic diagram of a state in which the tool of an embodiment of the present application is used to clean a gutta-percha tube;

[0026] Figure 3 is a schematic diagram of a state in which the tool according to an embodiment of the present application is used to clean a working tip assembly;

[0027] Figure 4 is a schematic diagram of a state in which a tool according to an embodiment of the present application is used to adjust a working angle of a hot-melt gutta-percha device;

[0028] Figure 5 It is a schematic diagram of a state in which the tool of an embodiment of the present application is used to bend a gutta-percha needle;

[0029] Figure 6 is a schematic structural diagram of a tool for a hot melt gutta-percha device according to another embodiment of the present application;

[0030] Figure 7 This is a schematic diagram of a tool according to another embodiment of the present application used to clean a working tip assembly.

[0031] Figure 8 It is a structural schematic diagram of an existing hot-melt gutta-percha device.

[0032] Reference numerals:

[0033] 10. Main machine; 20. Working tip assembly; 30. Gutta-percha needle; 40. Tool; 1. Main body; 11. Adjustment hole; 12. Protrusion; 2. Bending needle unit; 21. Arc surface; 3. Cleaning unit; 31. Conical surface; 32. Collecting tank. DETAILED DESCRIPTION

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0035] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0036] See also Figure 1 As shown, the embodiment of the present application provides a tool 40 for a hot melt gutta-percha device, which can bend the gutta-percha needle 30 of the hot melt gutta-percha device, and can adjust the working angle of the gutta-percha needle 30 of the hot melt gutta-percha device, and can also promptly clean the head cylinder of the working tip assembly 20 and the gutta-percha residue in the gutta-percha cylinder after the hot melt gutta-percha device completes the injection.

[0037] In some embodiments, the tool 40 for hot melt gutta-percha equipment provided in the embodiment of the present application includes a main body 1, a curved needle unit 2 and at least one cleaning unit 3.

[0038] In this embodiment, the cleaning unit 3 and the bending needle unit 2 are installed on the side wall of the main body 1 at intervals; the main body 1 is provided with an adjustment hole 11 suitable for adjusting the working angle of the gutta-percha needle 30 of the hot melt gutta-percha device; the bending needle unit 2 includes a bending part, and the bending part is provided with a gap for the gutta-percha needle 30 to pass through; the cleaning unit 3 includes an installation part and a cleaning part, the installation part is connected between the main body 1 and the cleaning part, and the cleaning part is suitable for cleaning the gutta-percha tube of the hot melt gutta-percha device or the residual gutta-percha in the working tip assembly 20 of the hot melt gutta-percha device.

[0039] The tool 40 provided in the embodiment of the present application integrates a bending needle unit 2 and a cleaning unit 3 on the main body 1, so that the tool 40 can pre-bend the gutta-percha needle 30 before the hot-melt gutta-percha device is injected. At the same time, after the hot-melt gutta-percha device is injected, the tool 40 can promptly clean the gutta-percha residues in the gutta-percha tube and the working tip assembly 20 to avoid affecting the subsequent injection use; at the same time, by further arranging an adjustment hole 11 on the main body 1, the tool 40 has the ability to adjust the working angle of the hot-melt gutta-percha device, so that the doctor can make corresponding adjustments according to the actual situation of the patient and improve the injection efficiency of the hot-melt gutta-percha; in addition, the bending needle unit 2 is arranged on the side wall of the main body 1, which can facilitate the doctor to bend the gutta-percha needle 30. At the same time, the cleaning unit 3 arranged at intervals can be used as a force arm when bending the needle, which can reduce the force required for bending the needle and improve the bending efficiency.

[0040] See also Figure 1 As shown, in some embodiments, the tool 40 includes two cleaning units 3, and the two cleaning units 3 are installed on opposite sides of the body 1. In this embodiment, one of the cleaning units 3 can be inserted into the gutta-percha tube and rotated to clean the gutta-percha residue in the gutta-percha tube. Figure 2 Another cleaning unit 3 can be inserted into the head cylinder of the working tip assembly 20 and rotated to clean the gutta-percha residue on the side wall of the head cylinder, such as Figure 3 shown.

[0041] In the embodiment of the present application, two cleaning units 3 are respectively arranged on the tool 40, and the two cleaning units 3 are respectively matched with the gutta-percha tube and the working tip assembly 20, so that the tool 40 can simultaneously clean the gutta-percha tube and the working tip assembly 20 of the hot-melt gutta-percha device from gutta-percha residues, thereby improving the cleaning efficiency; in addition, the two cleaning units 3 are respectively installed on opposite sides of the main body 1, and can be used as rotating force arms, thereby reducing the force required when the tool 40 is mounted on the hot-melt gutta-percha device to adjust its working angle, thereby improving the adjustment efficiency.

[0042] In this embodiment, the cleaning unit 3 includes an integrally formed cleaning portion and an installation portion, wherein the cleaning unit 3 is integrally formed on the side wall of the body 1, and the installation portion is integrally formed on the side wall of the body 1, thereby improving the overall structural strength of the tool 40.

[0043] In other embodiments, at least one mounting hole (not shown) may be provided on the side wall of the body 1, wherein the number of the mounting holes is consistent with the number of the cleaning units 3, and the cleaning units 3 are detachably mounted on the side wall of the body 1 through the cooperation between the mounting portion and the mounting hole. The present application detachably mounts the cleaning unit 3 on the side wall of the body 1, so that the tool 40 has a certain modular design, and the tool 40 can be maintained by replacing parts, thereby reducing the production cost of the tool 40.

[0044] In some embodiments, the mounting hole may be a threaded hole, and the side wall of the mounting portion is provided with an external thread, so that the cleaning unit 3 can be detachably mounted on the side wall of the main body 1 through the threaded cooperation between the mounting portion and the mounting hole.

[0045] In other embodiments, the mounting portion may also be inserted into the mounting hole by interference fit, so that the cleaning unit 3 can be detachably mounted on the side wall of the main body 1 .

[0046] Furthermore, the number of the mounting holes can be set to only one, and the number of the cleaning units 3 can be set to multiple. The doctor can replace the cleaning unit 3 connected to the mounting hole to clean the residual gutta-percha on different parts of the hot-melt gutta-percha device, thereby reducing the volume of the tool 40.

[0047] See also Figure 1 , Figure 2 , Figure 3 As shown, in some embodiments, a mold block (not shown) is provided on the side of the cleaning portion away from the mounting portion, and the shape of the mold block matches the shape of the gutta-percha tube or the shape of the head cylinder of the working tip assembly 20.

[0048] See also Figure 1 , Figure 2 As shown, in some embodiments, the mold block of the cleaning unit suitable for cleaning the gutta-percha tube is in a cylindrical shape. Since the gutta-percha residue in the gutta-percha tube is in a block shape or solidified on the inner wall of the gutta-percha tube to form gutta-percha burrs, the mold block is configured to be cylindrical so as to be pushed in from the gutta-percha outlet of the gutta-percha tube, pushing the residual gutta-percha to the bottom of the gutta-percha tube to form gutta-percha debris, which is then discharged from the gutta-percha outlet.

[0049] See also Figure 1 , Figure 3 As shown, in some embodiments, the end of the mold block of the cleaning unit 3 suitable for cleaning the head cylinder of the working tip assembly 20 includes at least one conical surface 31, and the conical surface 31 of the mold block is in contact with the inner wall of the head cylinder, and the conical surface is used to clean the gutta-percha residue on the inner wall of the head cylinder.

[0050] The embodiment of the present application improves the cleaning efficiency and quality of the gutta-percha residues in the hot-melt gutta-percha device by setting the shape of the cleaning portion of the cleaning unit so that it can match the shape of the gutta-percha tube or the shape of the head cylinder of the working tip assembly 20.

[0051] Please continue reading Figure 1 , Figure 3As shown, in some embodiments, the end of the mold block is formed by connecting two inclined surfaces and two conical surfaces, wherein the inclined surfaces and the conical surfaces are arranged at intervals, and the conical surfaces of the mold block scrape the gutta-percha residues on the inner wall of the head cylinder to form gutta-percha debris, and the gutta-percha debris gathers along the inclined surfaces to the bottom of the head cylinder to facilitate centralized collection and cleaning of the gutta-percha debris.

[0052] See also Figure 6 , Figure 7 As shown, in other embodiments, the end of the mold block can also be formed by connecting a slope and a cone, which can reduce the volume of the end of the mold block, and the end has a better scraping effect on the residual gutta-percha and can accommodate more gutta-percha debris.

[0053] Please continue reading Figure 1 , Figure 3 , Figure 6 , Figure 7 As shown, in this embodiment, a collecting groove 32 is provided at the end of the mold block, and the collecting groove 32 matches the shape of the glue inlet of the working tip assembly 20 .

[0054] The embodiment of the present application further provides a collecting groove 32 at the end of the mold block 31 to prevent the cleaning unit 3 from scratching and colliding with the glue inlet of the working tip assembly 20 during the process of cleaning the gutta-percha residue, thereby improving the safety of the tool 40 when in use; at the same time, the collecting groove 32 can also collect gutta-percha debris, thereby improving the cleaning efficiency and cleaning quality of the gutta-percha residue in the head cylinder of the working tip assembly 20.

[0055] See also Figure 1 As shown, in some embodiments, the arc corresponding to the distance between the cleaning unit 3 and the bending needle unit 2 is greater than or equal to 90°, so as to avoid affecting the operation of the bending needle unit 2 and provide a fulcrum for the doctor to perform bending of the gutta-percha needle 30.

[0056] In this embodiment, the tool 40 includes two symmetrically arranged cleaning units 3, wherein one cleaning unit 3 is suitable for cleaning the gutta-percha tube, and the other cleaning unit 3 is suitable for cleaning the head cylinder of the working tip assembly 20, wherein the two cleaning units 3 have different thicknesses so as to adapt to the head cylinders of gutta-percha heads and working tip assemblies 20 with different inner diameters, and the bending needle unit 2 is located between the two cleaning units 3, and the arc corresponding to the spacing between the cleaning unit 3 and the bending needle unit 2 is 90°.

[0057] In other embodiments, the tool 40 includes two cleaning units 3, one of which is suitable for cleaning the gutta-percha tube, and the other is suitable for cleaning the head cylinder of the working tip assembly 20, wherein the two cleaning units 3 have different thicknesses so as to adapt to gutta-percha heads with different inner diameters and the head cylinder of the working tip assembly 20, and the arc corresponding to the distance between the cleaning unit 3 and the curved needle unit 2 and the distance between two adjacent cleaning units 3 is 120°, so as to improve the structural stability of the tool 40.

[0058] See also Figure 1 As shown, in some embodiments, the hole wall of the adjustment hole 11 is evenly provided with protrusions 12, wherein the protrusions 12 are at least one of plum blossom protrusions, "cross" shaped protrusions, and polygonal columnar protrusions, and the adjustment hole 11 can be an "I"-shaped hole, a plum blossom hole, a "cross" shaped hole, or a polygonal columnar hole.

[0059] See also Figure 5 As shown, in this embodiment, the needle fixing cap of the hot-melt gutta-percha device is evenly distributed around the circumference with a plurality of grooves matching the shape of the protrusion. Through the cooperation between the protrusion and the groove, the adjustment hole can drive the needle fixing cap to rotate, thereby adjusting the working angle of the hot-melt gutta-percha device.

[0060] In other embodiments, the hole wall of the adjustment hole 11 may also be configured as a groove, and the needle fixing cap of the hot-melt gutta-percha device may be evenly provided with a plurality of protrusions matching the shape of the groove around the circumference.

[0061] The tool 40 provided in the embodiment of the present application is mounted on the outer side of the needle fixing cap of the hot melt gutta-percha device through the adjustment hole 11, such as Figure 4 As shown, the working angle of the hot melt gutta-percha device can be adjusted so that the doctor can make corresponding adjustments according to the actual situation of the patient and improve the efficiency of hot melt gutta-percha injection.

[0062] Please continue reading Figure 1 As shown, in some embodiments, the bending member includes at least two bending blocks arranged in parallel. In this embodiment, the gap between two adjacent bending blocks is suitable for clamping the gutta-percha needle 30 of the hot melt gutta-percha device, so that the gutta-percha needle 30 can be properly placed in the gap and bent to a suitable angle according to actual needs, such as Figure 5 shown.

[0063] In this embodiment, the bending piece includes two bending blocks arranged in parallel. In other embodiments, the bending piece may also include more than two bending blocks arranged in parallel, so that after the first bending section of the gutta-percha needle is fixed, the gutta-percha needle can be bent multiple times to form a more complex curved shape.

[0064] In this embodiment, the opposing surfaces of two adjacent bending blocks form an arc surface 21, and the top of the arc surface 21 contacts the gutta-percha needle 30. When the gutta-percha needle 30 is placed in the gap, the gutta-percha needle 30 is bent into an arc shape under the action of the arc surface 21, thereby avoiding the breakage of the gutta-percha needle 30 during bending, thereby improving the quality of needle bending processing.

[0065] In some embodiments, the curvature of the arc surface 21 is 90° to 180°. Specifically, the curvature of the arc surface 21 can be set to any value of 90°, 120°, 150°, 180° or a range formed between any two values.

[0066] In other embodiments, the bending member may also be provided with only one bending block, and a bending groove with different groove widths is formed on the bending block, wherein the bending groove is an arc-shaped groove with an upper opening, so as to adapt to gutta-percha needles of different sizes, and the gutta-percha needle extends into the bending groove from one end of the bending groove, is guided and bent by the bending groove, and then is taken out from between the upper openings of the bending groove.

[0067] Obviously, the embodiments described above are only some embodiments of the present application, rather than all embodiments. The preferred embodiments of the present application are given in the accompanying drawings, but they do not limit the patent scope of the present application. The present application can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present application more thorough and comprehensive. Although the present application is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to perform equivalent replacement of some of the technical features therein. Any equivalent structure made using the contents of the specification and drawings of this application, directly or indirectly used in other related technical fields, is similarly within the scope of patent protection of this application.

Claims

1. A tool for hot melt gutta-percha equipment, characterized in that: It comprises a body, a bending needle unit and at least one cleaning unit, wherein the cleaning unit and the bending needle unit are installed on the side wall of the body at intervals; The body is provided with an adjustment hole suitable for adjusting the working angle of the gutta-percha needle of the hot-melt gutta-percha device; The bending needle unit comprises a bending piece, and the bending piece is provided with a gap for the gutta-percha needle to pass through; The cleaning unit comprises a cleaning portion and a mounting portion, wherein the mounting portion is connected between the body and the cleaning portion, and the cleaning portion is suitable for cleaning the residual gutta-percha tube of the hot-melt gutta-percha device or the working tip assembly of the hot-melt gutta-percha device.

2. The tool for hot melt gutta-percha equipment according to claim 1, characterized in that: The tool comprises two cleaning units, which are mounted on opposite sides of the body.

3. The tool for hot melt gutta-percha equipment according to claim 1 or 2, characterized in that: The mounting portion is integrally formed on the side wall of the body; or At least one mounting hole is arranged on the side wall of the main body, and the cleaning unit is detachably mounted on the side wall of the main body through the cooperation between the mounting portion and the mounting hole.

4. The tool for hot melt gutta-percha equipment according to claim 1, characterized in that: A mold block is provided on one side of the cleaning portion away from the mounting portion, and the shape of the mold block matches the shape of the gutta-percha tube or the shape of the head cylinder of the working tip assembly.

5. The tool for hot melt gutta-percha equipment according to claim 4, characterized in that: The end of the mold block includes at least one conical surface, and the conical surface of the mold block is in contact with the inner wall of the head cylinder.

6. The tool for hot melt gutta-percha equipment according to claim 5, characterized in that: The end of the block is formed by connecting an inclined surface and a conical surface; and / or The end of the block is formed by connecting two inclined surfaces and two conical surfaces, wherein the inclined surfaces and the conical surfaces are arranged at intervals.

7. The tool for hot melt gutta-percha equipment according to any one of claims 4 to 6, characterized in that: The end of the block is provided with a collecting groove.

8. The tool for hot melt gutta-percha equipment according to claim 1, characterized in that: The hole wall of the adjustment hole is evenly provided with protrusions, wherein the protrusions are at least one of plum blossom protrusions, "cross"-shaped protrusions, and polygonal columnar protrusions.

9. The tool for hot melt gutta-percha equipment according to claim 1, characterized in that: The bending member comprises at least two bending blocks arranged in parallel, wherein the gap between two adjacent bending blocks is suitable for clamping the gutta-percha needle.

10. The tool for hot melt gutta-percha equipment according to claim 9, characterized in that: The opposite surfaces of two adjacent bending blocks form an arc surface, and the top of the arc surface contacts the gutta-percha needle.

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