CN213941021U - Local artificial tooth with elastic base - Google Patents
Local artificial tooth with elastic base Download PDFInfo
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- CN213941021U CN213941021U CN202021782077.6U CN202021782077U CN213941021U CN 213941021 U CN213941021 U CN 213941021U CN 202021782077 U CN202021782077 U CN 202021782077U CN 213941021 U CN213941021 U CN 213941021U
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- partial denture
- elastic
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Abstract
The utility model discloses a local artificial tooth with elastic base, include: the artificial tooth fixing device comprises a base support and artificial teeth, wherein clamping rings are arranged at two ends of the base support, fixing parts for fixing the artificial teeth are arranged on the base support, and the clamping rings are integrally formed with the base support. The clamping ring and the base support are integrally formed, so that the contact area of the clamping ring and the natural teeth can be increased, the lateral pressure of the natural teeth side is more stable, the clamping ring is more attractive compared with a metal clamping ring, and the artificial teeth are fixedly connected with the base support through the fixing portions, so that the artificial teeth are more stable and cannot be easily loosened, and the using effect is better.
Description
Technical Field
The utility model relates to a partial denture repair technical field, more specifically says, the utility model relates to a partial denture with elastic base holds in palm.
Background
The removable partial denture is a prosthesis which can be automatically removed and worn by a patient and is used for partial tooth loss. The existing removable partial denture repair mainly adopts the following two forms: a cast-frame type artificial tooth has a main structure of a metal frame cast integrally with a retainer ring, and an artificial tooth and an abutment attached to the cast frame. The common metal materials are cobalt-chromium alloy for false teeth, titanium metal and the like; the other is an adhesive denture (plastic base denture), the retention clasp of the adhesive denture is bent by using a finished dental steel wire, and the artificial tooth and the retention clasp and other structures are connected into a whole by a resin (methyl methacrylate) base. The above two types of removable partial dentures have a common disadvantage in that the retaining ring portion is made of metal or wire, which is poor in aesthetic property, and the retaining ring portion is easily broken by daily wearing and removing. Therefore, there is a need for a partial denture with an elastic base to at least partially solve the problems of the prior art.
SUMMERY OF THE UTILITY MODEL
In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.
To at least partially solve the above problems, the present invention provides a partial denture with an elastic base, comprising: the artificial tooth fixing device comprises a base support and artificial teeth, wherein clamping rings are arranged at two ends of the base support, fixing parts for fixing the artificial teeth are arranged on the base support, and the clamping rings are integrally formed with the base support.
Preferably, the clamping ring comprises two arc-shaped parts, and the two arc-shaped parts are respectively arranged on the outer side and the inner side of the base.
Preferably, the fixed part includes last joint portion, lower joint portion, the lower extreme of lower joint portion with the base is connected, the upper end with go up joint portion and connect.
Preferably, the upper end of the upper clamping portion is provided with a spherical groove, and the two sides of the lower end of the lower clamping portion are symmetrically provided with rectangular grooves.
Preferably, the lower end of the artificial tooth is provided with a clamping groove.
Preferably, the top of the clamping groove is provided with a spherical boss corresponding to the spherical groove.
Preferably, rectangular bosses corresponding to the rectangular grooves are symmetrically arranged on two sides of the lower end of the clamping groove.
Preferably, the diameter of the opening of the spherical recess is smaller than the maximum diameter of the interior thereof.
Preferably, a plurality of holes are formed on both end surfaces of the base.
Preferably, the clamping ring, the base and the fixing part are made of elastic resin materials with the color similar to that of the natural gum.
Compared with the prior art, the utility model discloses at least, including following beneficial effect:
a local artificial tooth with elastic base can increase the area of contact of joint ring and natural tooth through the joint ring of design and base support integrated into one piece, make the lateral pressure that natural tooth side received more stable, compare in addition more pleasing to the eye in the metal snap ring, artifical tooth passes through fixed part and base support fixed connection for artifical tooth is more firm, can not become flexible easily, the result of use is more.
Other advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a partial denture with an elastic base according to the present invention.
Fig. 2 is a schematic top view of the partial denture with the elastic base according to the present invention.
Fig. 3 is a schematic view of a connection structure between a fastening groove and a fixing portion of a partial denture with an elastic base according to the present invention.
Fig. 4 is a schematic structural view of a side end surface of a denture of a partial denture with an elastic base according to the present invention.
1 is a base, 1-1 is a hole, 2 is an artificial tooth, 2-1 is a clamping groove, a is a spherical boss, b is a rectangular boss, 3 is a clamping ring, 3-1 is an arc-shaped part, 4 is a spherical groove, and 5 is a rectangular groove.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 4, the present invention provides a partial denture with an elastic base, comprising: base 1, artifical tooth 2, the both ends of base 1 all are equipped with joint ring 3, be equipped with on the base 1 and be used for fixing the fixed part of artifical tooth 2, joint ring 3 the base 1 the fixed part is integrated into one piece.
The working principle of the technical scheme is as follows: the clamping ring 3 is used for clamping the local denture on adjacent natural teeth, the artificial tooth 2 is fixedly connected with the base 1 through the fixing part, the clamping ring 3, the base 1 and the fixing part are integrally formed and made of elastic materials with the color close to that of the gum of the natural teeth; the manufacturing method of the partial denture comprises the following steps:
the first step is as follows: the doctor clinically grinds, repairs and prepares the abutment for the remaining tooth (i.e., the natural tooth).
The second step is that: the doctor takes an impression of the patient and fills the plaster model.
The third step: the physician determines the jaw relation of the patient and sends the working model and the jaw relation to the technician for making.
The fourth step: the technician performs the observation and denture design of the working model to replicate the refractory model.
The fifth step: the technician manufactures a wax pattern of the denture framework on the refractory model, and it should be noted that the labial and buccal fastening ring 3 is not required to be manufactured, and other parts are manufactured conventionally.
And a sixth step: casting, grinding and polishing the false tooth bracket wax pattern, and placing the false tooth bracket wax pattern on a working model; returning to the doctor to try on the stent for the patient, returning to the technician for continuous production after the proper try-on.
The seventh step: the technician continues to finish tooth arrangement and manufacture of the wax base; and simultaneously, the wax base is extended to the labial and buccal surfaces of the retention abutments to form the shape of a snap ring.
Eighth step: and (3) boxing, namely replacing the traditional hard resin (methyl methacrylate) base 1 material with the elastic base 1 material which has the color similar to that of the natural gum, and conventionally manufacturing.
The ninth step: and finishing the manufacture of the false tooth by polishing.
The beneficial effects of the above technical scheme are that: the clamping ring 3 and the base 1 are integrally formed, so that the contact area of the clamping ring 3 and the natural teeth can be increased, the lateral pressure of the natural teeth is more stable, the clamping ring is more attractive compared with a metal clamping ring, and the artificial teeth 2 are fixedly connected with the base 1 through the fixing part, so that the artificial teeth 2 are more stable and cannot be easily loosened, and the using effect is better.
In one embodiment, the snap ring 3 comprises two arc-shaped portions 3-1, and the two arc-shaped portions 3-1 are respectively arranged at the outer side and the inner side of the base 1.
The working principle of the technical scheme is as follows: the inner side shapes of the two arc-shaped parts 3-1 respectively correspond to the inner and outer side gum curves of corresponding natural teeth, and the clamping is firmer.
The beneficial effects of the above technical scheme are that: the arc-shaped part 3-1 is used for fixing the partial denture on adjacent natural teeth, is fused with the gingiva of the natural teeth and is fixed more firmly.
In one embodiment, the fixing portion includes an upper clamping portion and a lower clamping portion, the lower end of the lower clamping portion is connected to the base 1, and the upper end of the lower clamping portion is connected to the upper clamping portion.
The working principle of the technical scheme is as follows: the upper clamping portion and the lower clamping portion are integrally formed and are used for fixing the artificial tooth 2.
The beneficial effects of the above technical scheme are that: two joint portions all can be used to fix artifical tooth 2, make it fixed more firm.
In one embodiment, the upper end of the upper clamping part is provided with a spherical groove 4, and the two sides of the lower end of the lower clamping part are symmetrically provided with rectangular grooves 5.
The working principle of the technical scheme is as follows: the spherical groove 4 and the rectangular groove 5 can be used for clamping the artificial tooth 2 to the base 1.
The beneficial effects of the above technical scheme are that: two kinds of joint modes are used simultaneously, prevent that artifical tooth 2 is not hard up when chewing and drop, increase use strength.
In one embodiment, the lower end of the artificial tooth 2 is provided with a clamping groove 2-1.
The working principle of the technical scheme is as follows: the clamping groove 2-1 is used for being clamped with the fixing part of the base 1, and the use strength of the artificial tooth 2 is not affected.
The beneficial effects of the above technical scheme are that: the clamping groove 2-1 and the fixing part are mutually matched and clamped, so that the transverse and longitudinal displacement of the artificial tooth 2 is limited, and the artificial tooth is more stable in use.
In one embodiment, the top of the slot 2-1 is provided with a spherical boss a corresponding to the spherical groove 4.
The working principle of the technical scheme is as follows: the spherical boss a is embedded in the spherical groove 4, and the movement of the spherical boss a in all directions is limited by the spherical groove 4.
The beneficial effects of the above technical scheme are that: the spherical recess 4 can restrict the movement of the spherical boss a in any direction, thereby restricting the movement of the artificial tooth 2.
In one embodiment, rectangular bosses b corresponding to the rectangular grooves 5 are symmetrically arranged on two sides of the lower end of the clamping groove 2-1.
The working principle of the technical scheme is as follows: the rectangular boss b is embedded in the rectangular groove 5, and the rectangular groove 5 limits the movement of the rectangular boss b in the vertical direction.
The beneficial effects of the above technical scheme are that: the rectangular groove 5 limits the movement of the rectangular boss b in the vertical direction, so that the artificial tooth 2 is prevented from being separated from the base 1 in the vertical direction, and the artificial tooth 2 is more stable.
In one embodiment, the diameter of the opening of the spherical recess 4 is smaller than the maximum diameter of the interior thereof.
The working principle of the technical scheme is as follows: the spherical boss a is wrapped in the spherical groove 4, and the maximum diameter of the spherical boss a corresponds to the maximum diameter of the spherical groove 4, so that the spherical boss a cannot be separated from the opening of the spherical groove 4 smaller than the maximum diameter of the spherical boss a.
The beneficial effects of the above technical scheme are that: the spherical boss a is prevented from coming out of the spherical groove 4.
In one embodiment, the base 1 is provided with a plurality of holes 1-1 at both end surfaces.
The working principle of the technical scheme is as follows: two end faces of the base 1 need to be abutted against natural teeth, and when the end faces are in contact with the natural teeth, air pressure in the holes 1-1 can be reduced after the end faces are stressed, so that the end faces can be adsorbed on the natural teeth and can be automatically attached.
The beneficial effects of the above technical scheme are that: the holes 1-1 arranged on the end face can increase the adsorption force between the end face and natural teeth, fix partial false teeth better and prevent the false teeth from loosening when in use.
In one embodiment, the snap ring 3, the base 1 and the fixing portion are made of elastic resin material with color similar to that of natural gum.
The working principle of the technical scheme is as follows: the base 1 is made of elastic resin material with the color similar to that of natural gum instead of traditional hard resin (methyl methacrylate), and the clamping ring 3 of the metal part is replaced by the same material as that of the base 1, so that the color of the clamping ring 3 is integrated with the surrounding gum tissue without losing the function.
The beneficial effects of the above technical scheme are that: compared with the metal clamping ring 3, the elastic resin material is more comfortable to wear, is more attached to the gum and achieves the purpose of attractive appearance.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details shown and described herein without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. A partial denture with an elastomeric base, comprising: the artificial tooth support comprises a base support (1) and artificial teeth (2), wherein clamping rings (3) are arranged at two ends of the base support (1), a fixing part for fixing the artificial teeth (2) is arranged on the base support (1), and the clamping rings (3), the base support (1) and the fixing part are integrally formed;
the fixing part comprises an upper clamping part and a lower clamping part, the lower end of the lower clamping part is connected with the base (1), and the upper end of the lower clamping part is connected with the upper clamping part;
the upper end of the upper clamping part is provided with a spherical groove (4), and the two sides of the lower end of the lower clamping part are symmetrically provided with rectangular grooves (5);
the lower end of the artificial tooth (2) is provided with a clamping groove (2-1).
2. Partial denture with elastic base according to claim 1, characterized in that said snap ring (3) comprises two arc-shaped portions (3-1), said two arc-shaped portions (3-1) being arranged respectively on the outer side and on the inner side of said base (1).
3. The partial denture with an elastic base according to claim 1, wherein the top of the clamping groove (2-1) is provided with a spherical boss (a) corresponding to the spherical groove (4).
4. The partial denture with an elastic base according to claim 1, wherein rectangular bosses (b) corresponding to the rectangular grooves (5) are symmetrically arranged on two sides of the lower end of the clamping groove (2-1).
5. Partial denture with elastic base, according to claim 1, characterized in that the diameter of the opening of the spherical recess (4) is smaller than the maximum diameter of the interior thereof.
6. The partial denture with an elastic base according to claim 1, wherein the base (1) is provided with a plurality of holes (1-1) at both end surfaces.
7. The partial denture with an elastic base according to claim 1, wherein the snap ring (3), the base (1) and the fixing part are made of elastic resin material with color similar to that of natural gum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021782077.6U CN213941021U (en) | 2020-08-24 | 2020-08-24 | Local artificial tooth with elastic base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021782077.6U CN213941021U (en) | 2020-08-24 | 2020-08-24 | Local artificial tooth with elastic base |
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| Publication Number | Publication Date |
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| CN213941021U true CN213941021U (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021782077.6U Active CN213941021U (en) | 2020-08-24 | 2020-08-24 | Local artificial tooth with elastic base |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113796979A (en) * | 2021-08-31 | 2021-12-17 | 成都口口齿科技术有限公司 | Zirconia artificial tooth for removable denture and manufacturing method thereof |
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2020
- 2020-08-24 CN CN202021782077.6U patent/CN213941021U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113796979A (en) * | 2021-08-31 | 2021-12-17 | 成都口口齿科技术有限公司 | Zirconia artificial tooth for removable denture and manufacturing method thereof |
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