CN113133840A - Gutta-percha customization device - Google Patents
Gutta-percha customization device Download PDFInfo
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- CN113133840A CN113133840A CN202110443774.1A CN202110443774A CN113133840A CN 113133840 A CN113133840 A CN 113133840A CN 202110443774 A CN202110443774 A CN 202110443774A CN 113133840 A CN113133840 A CN 113133840A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C5/00—Filling or capping teeth
- A61C5/50—Implements for filling root canals; Methods or instruments for medication of tooth nerve channels
- A61C5/55—Implements for filling root canals; Methods or instruments for medication of tooth nerve channels with heating means, e.g. for heating gutta percha
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Abstract
The invention relates to a gutta-percha customizing device, which comprises a working table, an extrusion part and at least one modularized gutta-percha mould, wherein the extrusion part is arranged on the working table; the gutta-percha is placed in the extrusion part, and the driving part arranged on the working table top pushes the extrusion part, so that the gutta-percha placed in the extrusion part is extruded into the gutta-percha mold. Therefore, a doctor can conveniently and quickly customize the gutta-percha with specific taper and size according to the form and size of the gutta-percha actually required in the root canal treatment process so as to meet the requirement of the root canal treatment.
Description
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to a gutta-percha customizing device.
Background
Endodontics is the most commonly used and most effective treatment modality in oral medicine for treating pulp periapical diseases. In the treatment process, nerve vessels infected in the medullary cavity need to be removed, the root canal system is cleaned, and finally the root canal system is tightly filled with gutta-percha, so that the aims of eliminating infection, curing diseases and further preserving teeth are achieved. However, the gutta-percha currently used for root canal treatment is a finished product, and the size and the taper of the gutta-percha are fixed. However, for some teeth with special structures, the existing commercial gutta-percha cannot be tightly attached to the tip of the root canal, and the finished gutta-percha needs to be manually manufactured into the gutta-percha with specific taper. The manual made gutta-percha tip has inaccurate diameter, time consumption, rough shape and easy pollution.
Disclosure of Invention
To solve the problems in the prior art, the present invention provides a gutta-percha customizing device. The gutta-percha with different diameters and conicity can be rapidly customized through the modularized die, so that a doctor can conveniently and rapidly manufacture and use the gutta-percha.
In order to achieve the above purpose, the invention provides the following technical scheme:
a gutta-percha customizing device comprises a working table, an extrusion part and at least one modularized gutta-percha mould; the gutta-percha is placed in the extrusion part, the driving part arranged on the working table top is in transmission connection with the extrusion part, so that the gutta-percha placed in the extrusion part is extruded into the gutta-percha mould, and the gutta-percha is manufactured.
Furthermore, the working table comprises a bottom surface and a vertical frame arranged on the bottom surface, wherein a guide hole is formed in the upper part of the vertical frame, and the driving part is arranged in the guide hole; the middle part of the vertical frame is provided with a support and a pressing plate rotationally connected with the support, and the extrusion component is fixed on the support through the pressing plate and a fastening screw.
Further, the driving part comprises a handle, an elastic piece and a driving shaft which is rotationally connected with the handle; wherein, one end of the handle is fixedly provided with a grip, the other end of the handle is rotationally connected with at least one connecting rod, and the connecting rod is rotationally connected with the vertical frame; the middle part of the handle is rotatably connected with the driving shaft, the driving shaft is arranged in the guide hole in a sliding mode, two ends of the elastic piece are respectively abutted against the driving shaft and the guide hole so as to provide restoring force for the driving shaft, and a threaded section is arranged at one end, far away from the elastic piece, of the driving shaft.
Further, the extrusion part comprises a piston body and a gutta-percha cylinder matched with the piston body; the side edge of the gutta-percha cylinder is provided with a heater, a heating cavity is arranged in the gutta-percha cylinder, and a heating body is arranged in the heating cavity; the gutta-percha jar lower part is provided with the installation department, be provided with the delivery port in the installation department, the installation department downside be provided with gutta-percha mould matched with interface, the installation department with support and clamp plate cooperation are used for fixing the gutta-percha jar.
Furthermore, the modularized gutta-percha molds are provided with a first mounting opening, a gutta-percha pipe and a second mounting opening, and the first mounting opening and the second mounting opening are respectively provided with an internal thread and an external thread; wherein, the gutta-percha pipe of each gutta-percha mould has the same length, and the taper angle and the diameter of the gutta-percha pipe are arranged in series; the gutta-percha moulds arranged in series comprise cone angle series gutta-percha moulds which are arranged according to an arithmetic progression with the tolerance of more than or equal to 1 degree under the same gutta-percha pipe diameter, and diameter series gutta-percha moulds which are arranged according to an arithmetic progression with the tolerance of more than or equal to 0.05mm under the same gutta-percha pipe cone angle; each series of gutta-percha moulds are provided with preset regular numbers; or counting the ranges of the taper and the diameter of the gutta-percha pipe required in the conventional root canal treatment process, and setting the taper angle and the diameter of the gutta-percha pipe into an arithmetic progression with different tolerances according to a range concentrated region and a range non-concentrated region.
Compared with the prior art, the gutta-percha customizing device provided by the invention has the following advantages:
firstly, the structure is simple, the assembly is convenient, the manual operation mode is adopted, the operation is convenient, and the field use by doctors is very convenient.
Adopt the modularized gutta-percha mould, each gutta-percha mould's gutta-percha pipe length is the same, and gutta-percha pipe cone angle and diameter are set up in series, and the doctor can select the gutta-percha mould of corresponding serial number to carry out the rapid Assembly according to the gutta-percha form size of actual need among the root canal therapy process from this to can conveniently customize out specific tapering and the gutta-percha of size fast, in order to satisfy the root canal therapy needs. The device is used for preparing the gutta-percha, so that the problems of inaccurate diameter, time consumption, rough shape and easy pollution of the manually made gutta-percha tip can be avoided.
The piston body and the driving shaft are in threaded fit, and the pre-tightening spring is arranged between the driving shaft and the piston body, so that the moving stroke of the piston body can be adjusted conveniently, the moving stroke of the piston body can be adjusted according to the residual tooth gum amount in the tooth gum cylinder, and the adaptability of the customization device is improved. And, the pretension spring both ends that set up lean on respectively on the cylinder hole of drive shaft and piston body, guarantee that drive shaft and piston body are firm to be connected, improve device stability.
The tooth glue cylinder is provided with an installation part, a support and a pressing plate are arranged on the stand in a matched mode and used for fixing the tooth glue cylinder, and at least one boss is arranged on the lower side of the installation part. Wherein, the distance of boss upside and tooth glue jar bottom is the same basically with the width of support and clamp plate for basically the installation department of tooth glue jar can the joint on support and clamp plate, and further fixed with support and clamp plate through fastening screw, thereby can guarantee the stability of tooth glue jar in operation process, and simple structure, convenient operation utilizes doctor's field usage.
And, set up first cylinder chamber, second cylinder chamber, third cylinder chamber in the gutta-percha jar is inside, conveniently heat the gutta-percha comprehensively. Meanwhile, when the first cylindrical cavity, the second cylindrical cavity and the third cylindrical cavity are set to be in a non-communicated state, different parts can be selected for heating according to the using amount of the gutta percha, so that the heating effect is improved, and energy can be saved.
Description of the drawings:
FIG. 1 is a schematic view of a device for preparing gutta-percha;
FIG. 2 is a schematic view of a device for preparing gutta-percha;
FIG. 3 is a schematic view of a partial structure of a gutta-percha custom-made device;
FIG. 4 is an enlarged partial schematic view of the gutta percha mold;
FIG. 5 is a schematic view of a work table;
FIG. 6 is a schematic view of the structure of the pressing member;
FIG. 7 is a schematic view of the structure of the pressing member;
fig. 8 is a schematic structural view of a modular gutta percha mold.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments.
Thus, the following detailed description of the embodiments of the invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments of the present invention and the features and technical solutions thereof may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and such terms are used for convenience of description and simplification of the description, and do not refer to or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-2, the present invention provides a gutta-percha customizing apparatus comprising a work table 4, an extruding means, and a plurality of modular gutta-percha molds 9; the gutta-percha is placed in the extrusion part, the driving part arranged on the working table top 4 is in transmission connection with the extrusion part, and the gutta-percha placed in the extrusion part is extruded to the gutta-percha mold 9 through pushing the extrusion part to move, so that the gutta-percha manufacturing is completed.
As shown in fig. 1-2 and 5, the work table 4 includes a bottom surface 41, a stand 42 disposed on the bottom surface 41, a guide hole 43 disposed at an upper portion of the stand 42, and the driving member disposed in the guide hole 43; a bracket 44 and a pressing plate 45 rotatably connected to the bracket 44 are disposed in the middle of the stand 42, and as shown in fig. 1 to 3, the pressing member is fixed to the bracket 44 by the pressing plate 45 and a fastening screw 441. In the present embodiment, the pin 46 is used to connect the bracket 44 and the pressing plate 45 for realizing the rotation connection, however, the present invention is not limited to the above embodiment, and the same function can be realized by using the form of a fastener.
Referring to fig. 1-2 and 5, the driving part comprises a handle 2, an elastic member 6 and a driving shaft 5 which is rotatably connected with the handle 2; wherein, one end of the handle 2 is fixedly provided with a grip 1, the other end of the handle 2 is rotatably connected with at least one connecting rod 3, and the connecting rod 3 is rotatably connected with the vertical frame 42; the middle part of the handle 2 is rotatably connected with the driving shaft 5, the driving shaft 5 is slidably arranged in the guide hole 43, two ends of the elastic member 6 respectively abut against the driving shaft 5 and the guide hole 43 so as to provide restoring force for the driving shaft 5, and one end of the driving shaft 5 far away from the elastic member 6 is provided with a threaded section. As mentioned above, the present embodiment adopts the handle 2 to drive the driving shaft 5 to move, so as to drive the squeezing component to move, and thus, the manual operation mode has simple structure and convenient operation, and is very convenient for the doctor to use on site. However, the driving method is not limited to the above driving method, and for example, a hydraulic cylinder controlled by a switch may be used to move the driving shaft 5 up and down, thereby driving the pressing member to move. It is known to those skilled in the art that any driving structure capable of moving the driving shaft up and down can be used as the driving part in the present invention.
Referring to fig. 5, a cylindrical boss 48 is provided on the working platform 4, and the connecting rod 3 is rotatably connected with the stand 42 through a screw inserted into the cylindrical boss 48; in order to fix the work top 4, a plurality of fixing holes 47 are uniformly formed on the bottom surface 41, and a plurality of bolts pass through the fixing holes 47 to fix the work top 4. In order to reduce the weight of the working table top 4 and ensure the strength, a plurality of lightening holes 49 are also arranged on the vertical frame 42, and the lightening holes 49 are sequentially reduced from bottom to top, so that the weight is reduced on the basis of ensuring the structural strength of the working table top.
Further, referring to fig. 3 and 6-7, the extrusion part comprises a piston body 7, and a gutta-percha cylinder 8 used in cooperation with the piston body 7; wherein, a heater 85 is arranged at the side of the gutta-percha cylinder 8, a heating cavity 82 is arranged in the gutta-percha cylinder 8, and a heating body (not shown in the figure) is arranged in the heating cavity 82; the lower part of the gutta-percha cylinder 8 is provided with an installation part 87, a conveying hole 83 is arranged in the installation part 87, the lower side of the installation part 87 is provided with an interface 84 matched with the gutta-percha mould, and the installation part 87 is matched with the bracket 44 and the pressing plate 45 for use and is used for fixing the gutta-percha cylinder 8. In this embodiment, the heating cavity 82 is substantially disposed along the side wall, the bottom wall and the installation portion of the gutta-percha cylinder 8, and specifically includes a first cylindrical cavity disposed along the side wall of the gutta-percha cylinder 82, a second cylindrical cavity disposed along the bottom wall of the gutta-percha cylinder 82 and a third cylindrical cavity disposed along the side wall of the installation portion 87 of the gutta-percha cylinder 82, so that the gutta-percha can be conveniently and comprehensively heated. A heating body is provided in the heating chamber 82 for heating the gutta-percha so that the gutta-percha is softened, thereby facilitating extrusion of the gutta-percha into the gutta-percha mold. The heating body may be a liquid heating body, and the liquid heating body is heated by the heater 85 for heat conduction. Resistance wires can also be arranged in the heating cavity, and heat conduction is carried out in an electric heating mode. In this embodiment, the first cylindrical cavity, the second cylindrical cavity, and the third cylindrical cavity are set in a connected state, but the setting mode is not limited to the above, the first cylindrical cavity, the second cylindrical cavity, and the third cylindrical cavity may also be set in a disconnected state, that is, three heating cavities are respectively provided, and a corresponding heating body and a corresponding heater are correspondingly provided for each heating cavity, so that in an actual use process, a heated portion can be selected as needed, for example, different portions can be selected for heating according to the usage amount of gutta-percha, and when the amount of gutta-percha is large, the first cylindrical cavity, the second cylindrical cavity, and the third cylindrical cavity are selected for heating; when the quantity of the gutta-percha is less, the second cylindrical cavity and the third cylindrical cavity are selected for heating; when the quantity of the gutta-percha is small, the third cylindrical cavity is selected for heating, so that the heating effect is obvious, and energy can be saved.
Further, as shown in fig. 5 to 7, at least one boss 86 is further provided at a lower side of the mounting portion 87, and the boss 86 is adapted to be engaged with the bracket 44 and the pressing plate 45, thereby more stably fixing the gutta percha cylinder 8. Specifically, the distance between the upper side of the boss 86 and the bottom of the gutta percha cylinder 8 is substantially the same as the width of the bracket 44 and the pressing plate 45, so that basically the mounting part 87 of the gutta percha cylinder 8 can be clamped on the bracket 44 and the pressing plate 45.
Referring to fig. 3, a first threaded section (not shown) is arranged at one end of the driving shaft 5 far away from the elastic member 6, a second threaded section (not shown) is arranged on the piston body 7, a cylindrical hole is arranged in the piston body 7, the first threaded section on the driving shaft 5 is matched and connected with the second threaded section on the piston body 7, and two ends of the pre-tightening spring 10 respectively abut against the driving shaft and the cylindrical hole. The driving shaft 5 and the piston body 7 are connected through the thread section, so that the moving stroke of the piston body is conveniently adjusted, the moving stroke of the piston body can be adjusted according to the residual tooth gum amount in the tooth gum cylinder 8, and the adaptability of the customization device is improved. And moreover, through the arrangement of the pre-tightening spring, two ends of the pre-tightening spring are respectively abutted against the driving shaft and the cylindrical hole, the driving shaft and the piston body are ensured to be stably connected, and the stability of the device is improved.
In the endodontic procedure, the taper of the upper gutta-percha can be set small due to the sufficient space of the upper portion of the tooth, and the taper of the apex of the gutta-percha needs to be set large due to the space limitation of the root of the tooth. Therefore, the gutta-percha with variable taper needs to be prepared in the actual root canal treatment process. Referring to fig. 3-4 and 8, the gutta-percha customizing device provided by the invention adopts a plurality of modularized gutta-percha mould combinations to prepare the tapered gutta-percha for doctors to use. Specifically, each gutta-percha mold in the present embodiment is provided with a first gutta-percha moldA mounting port 9-1, a gutta-percha pipe 9-3 and a second mounting port 9-2; wherein the first mounting port 9-1 is used for connecting with a previous gutta-percha mould and/or a gutta-percha cylinder, and the second mounting port 9-2 is used for connecting with a next gutta-percha mould. In this embodiment, the mounting ports are detachably connected, preferably, by a screw thread, however, the present invention is not limited to the above arrangement, and the mounting ports can be connected by a shaft hole fit, and at this time, a certain pre-tightening force needs to be provided between the shaft holes. Also, a sealing member (not shown) is provided between the mounting ports for sealing between the gutta percha molds. Each modularized gutta-percha mould is provided with gutta-percha pipes 9-3 with the same length and gutta-percha pipes 9-3 with different gutta-percha cone angles theta and diameters D arranged in series. Also, for ease of use, each mold may be numbered, for example, 2-50#The gum mold shows that the diameter D of the gum tube at the first mounting opening is 0.5mm, and the taper angle theta is 2 degrees. Illustratively, the gum molds serialized in this application are shown in the following table:
as described above, the gutta percha molds disposed in series in the present embodiment include a taper angle series gutta percha mold in which a taper angle of the gutta percha pipe is disposed in an arithmetic series with a tolerance of 1 ° or more under the same diameter of the gutta percha pipe, and a diameter series gutta percha mold in which a taper angle of the gutta percha pipe is disposed in an arithmetic series with a tolerance of 0.1mm or more under the same taper angle of the gutta percha pipe. However, the setting method is not limited to the above setting method, and the series parameters may be set to other types according to actual needs. For example, by counting the ranges of taper and diameter of the gutta percha pipe required in the conventional root canal treatment process, an arithmetic progression with a small tolerance value is provided in the range concentration region, and an arithmetic progression with a large tolerance value is provided in the other range excluding the range concentration region.
When in use, the gutta-percha moulds with different diameters and conicity can be combined for use according to requirements. For example, referring to fig. 3 to 4, 3 gutta- percha molds 91, 92 and 93 with different tapers are combined for use, wherein a first mounting port of the gutta-percha mold 91 is connected with a gutta-percha cylinder, a first mounting port of the gutta-percha mold 92 is connected with a second mounting port of the gutta-percha mold 91, and a first mounting port of the gutta-percha mold 93 is connected with a second mounting port of the gutta-percha mold 92, so that the customized preparation of the gutta-percha is completed. Wherein, last gutta-percha mould 93 bottom possesses a less hole 932, during the use, drives drive shaft 5 through pressing handle 2 and removes, and then drives piston body 7 extrusion gutta-percha, extrudees the gutta-percha mould in. And when the gutta-percha appears at the bottom of the last gutta-percha mould, judging that the mould is filled with the gutta-percha. In the embodiment, three gutta-percha molds are adopted to prepare the gutta-percha, however, a plurality of gutta-percha molds such as 1 mold, 2 molds and 4 molds can be selected to be combined according to actual needs. When the dental floss mold is used by a doctor, the required dental floss molds can be quickly selected according to the serial numbers to be combined. It should be noted that, in this embodiment, the diameters of the joints of the gutta-percha tubes of each gutta-percha mold are the same, which is a preferable setting manner, and when in use, simple mathematical calculation can be performed according to the taper angle θ and the diameter D of the gutta-percha tube to quickly select the joints, which is not described herein. However, the method is not limited to the arrangement, when the gutta-percha mould is selected, the diameter of the connection part of the gutta-percha pipe can be different, and only the corresponding gutta-percha mould is selected according to the taper of the gutta-percha.
Referring to fig. 3, the gutta-percha customizing apparatus is further provided with a cooling device 11, and the cooling device 11 is sleeved outside the gutta-percha mold 9 for cooling the gutta-percha. Wherein the cooling device can also be provided in a kit. Specifically, the cooling devices 11 with different lengths may be correspondingly arranged according to the number of the combined gutta percha molds. For example, referring to the illustration in fig. 3, the cooling device 11 is provided with a length of 3 gutta percha molds 91, 92, 93. However, when a plurality of gutta-percha molds such as 1 mold, 2 molds and 4 molds are selected to be used in combination according to actual needs, the cooling device 11 with the length corresponding to the length of the mold can be selected to be sleeved on the outer side of the gutta-percha mold, so that the gutta-percha can be effectively cooled.
When the gutta-percha customizing device is used, firstly, gutta-percha moulds 9 with different numbers are selected according to requirements to combine the gutta-percha with the required customization; subsequently, the gutta percha is filled in the gutta percha cylinder 8, the mounting part 87 of the gutta percha cylinder 8 is clamped on the bracket 44, the pressing plate 45 is clamped on the mounting part 87, and the gutta percha cylinder 8 is fixed through the screw 441. Adjust piston body 7 stroke to suitable position to utilize heater 85 to heat the gutta-percha to melting state, press handle 2 this moment, drive shaft 5 drive piston body 7 and remove downwards, extrude the gutta-percha to in the gutta-percha mould 9. And stopping pressing the handle when the gutta-percha appears at the bottom of the last gutta-percha mould, thereby finishing the customizing of the gutta-percha. Subsequently, a cooling device 11 is sleeved outside the gutta percha mold 9 for cooling the gutta percha. After cooling, the cooling device 11 and the gutta-percha mould 9 are removed, and the custom-made gutta-percha is cut off for the doctor to use.
The above embodiments are only used for illustrating the invention and not for limiting the technical solutions described in the invention, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement of the present invention is made; all such modifications and variations are intended to be included herein within the scope of this disclosure and the appended claims.
Claims (8)
1. A gutta-percha customizing device is characterized in that: comprises a working table surface, an extrusion part and at least one modularized gutta-percha mould; the gutta-percha is placed in the extrusion part, the driving part arranged on the working table top is in transmission connection with the extrusion part, so that the gutta-percha placed in the extrusion part is extruded into the gutta-percha mould, and the gutta-percha is manufactured.
2. The gutta-percha customizing apparatus according to claim 1, wherein: the working table comprises a bottom surface and a vertical frame arranged on the bottom surface, wherein a guide hole is formed in the upper part of the vertical frame, and the driving part is arranged in the guide hole; the middle part of the vertical frame is provided with a support and a pressing plate rotationally connected with the support, and the extrusion component is fixed on the support through the pressing plate and a fastening screw.
3. The gutta percha custom device as in claim 2, wherein: the driving part comprises a handle, an elastic piece and a driving shaft which is rotationally connected with the handle; wherein, one end of the handle is fixedly provided with a grip, the other end of the handle is rotationally connected with at least one connecting rod, and the connecting rod is rotationally connected with the vertical frame; the middle part of the handle is rotatably connected with the driving shaft, the driving shaft is arranged in the guide hole in a sliding mode, two ends of the elastic piece are respectively abutted against the driving shaft and the guide hole so as to provide restoring force for the driving shaft, and a threaded section is arranged at one end, far away from the elastic piece, of the driving shaft.
4. The gutta-percha custom device as in claim 3, wherein: the extrusion part comprises a piston body and a gutta-percha cylinder matched with the piston body; the side edge of the gutta-percha cylinder is provided with a heater, a heating cavity is arranged in the gutta-percha cylinder, and a heating body is arranged in the heating cavity; the gutta-percha jar lower part is provided with the installation department, be provided with the delivery port in the installation department, the installation department downside be provided with gutta-percha mould matched with interface, the installation department with support and clamp plate cooperation are used for fixing the gutta-percha jar.
5. The gutta-percha customization device according to any of claims 1 to 4, wherein: the modularized gutta-percha moulds are respectively provided with a first mounting opening, a gutta-percha pipe and a second mounting opening, and the first mounting opening and the second mounting opening are respectively provided with an internal thread and an external thread; wherein, the gutta-percha pipe of each gutta-percha mould has the same length, and the taper angle and the diameter of the gutta-percha pipe are arranged in series; the gutta-percha moulds arranged in series comprise cone angle series gutta-percha moulds which are arranged according to an arithmetic progression with the tolerance of more than or equal to 1 degree under the same gutta-percha pipe diameter, and diameter series gutta-percha moulds which are arranged according to an arithmetic progression with the tolerance of more than or equal to 0.05mm under the same gutta-percha pipe cone angle; each series of gutta-percha moulds has a preset regular number.
6. The gutta-percha custom device as in claim 5, wherein: the gutta-percha moulds arranged in series comprise cone angle series gutta-percha moulds which are arranged according to an arithmetic progression of more than or equal to 1 degree of taper angle of the gutta-percha pipe under the same diameter of the gutta-percha pipe, and diameter series gutta-percha moulds which are arranged according to an arithmetic progression of more than or equal to 0.05mm of diameter of the gutta-percha pipe under the same taper angle of the gutta-percha pipe; each series of gutta-percha moulds are provided with preset regular numbers; or counting the ranges of the taper and the diameter of the gutta-percha pipe required in the conventional root canal treatment process, and setting the taper angle and the diameter of the gutta-percha pipe into an arithmetic progression with different tolerances according to a range concentrated region and a range non-concentrated region.
7. The gutta-percha customization device according to any of claims 1 to 5, wherein: the piston body is provided with a piston body, the piston body is provided with a piston hole, the piston is provided with a driving shaft, the end of the driving shaft, which is far away from the elastic piece, is provided with a first thread section, the piston body is internally provided with a cylindrical hole, the first thread section on the driving shaft is matched and connected with the second thread section on the piston body, and two ends of a pre-tightening spring are respectively abutted against the driving shaft and the cylindrical hole.
8. The gutta-percha custom device as in any of claim 6, wherein: the heating cavity comprises a first cylindrical cavity arranged along the side wall of the gutta-percha cylinder, a second cylindrical cavity arranged along the bottom wall of the gutta-percha cylinder and a third cylindrical cavity arranged along the side wall of the mounting part; the first cylindrical cavity, the second cylindrical cavity and the third cylindrical cavity are set to be in a communicated state or a non-communicated state.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023035077A1 (en) * | 2021-09-09 | 2023-03-16 | Innovative Bioceramix Inc. | Endodontic bodies, systems and methods for making endodontic bodies, and methods of using endodontic bodies |
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| CN113133840B (en) | 2022-01-04 |
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