CN209734191U - Double-end micro-planting anchorage nail - Google Patents
Double-end micro-planting anchorage nail Download PDFInfo
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- CN209734191U CN209734191U CN201822030664.9U CN201822030664U CN209734191U CN 209734191 U CN209734191 U CN 209734191U CN 201822030664 U CN201822030664 U CN 201822030664U CN 209734191 U CN209734191 U CN 209734191U
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Abstract
The utility model discloses a double-head micro-planting anchorage nail, which comprises a nail body and a head part arranged at one end of the nail body; the nail body is provided with a connecting structure used for being connected with a planted position, and the head is provided with at least two grooves used for being connected with a traction part. Due to the fact that the grooves used for being connected with the traction part are formed, traction force can be provided for the traction part for more than two kinds of planting treatment which are carried out simultaneously under the condition that one double-head micro-planting anchorage nail is planted, planting of a plurality of anchorage nails is not needed, the planting treatment efficiency is improved, and the treatment cost and pain of a patient are reduced; moreover, due to the arrangement of the at least two grooves, traction forces in different directions can be provided, so that the total traction force with the most proper size and direction can be obtained by adjusting the directions and the sizes of the different traction forces, and the planting treatment effect is more perfect.
Description
Technical Field
the utility model relates to a tooth just abnormal apparatus technical field, concretely relates to anchorage nail is planted a little to double-end.
Background
Orthodontic treatment is mainly to adjust coordination among facial bones, teeth and nerves and muscles of the jaw face by various orthodontic devices, and in the orthodontic treatment process, any force applied to a tooth to be treated to move the tooth necessarily generates a force with the same magnitude and the opposite direction at the same time, and a reaction force caused by supporting such movement of an orthodontic tooth is called "anchorage". The implant anchorage is an absolute anchorage, so that the mechanical mechanism of orthodontic treatment can be simplified, and the implant anchorage is widely applied to implant treatment in the fields of adduction anterior teeth, depression molar teeth and the like so as to provide traction force for a traction component of the implant treatment.
Generally, one anchorage pin of the implant anchorage can only provide traction force for one traction component, and when a patient needs to depress molar teeth and adduct anterior teeth, the patient often needs to perform step by step, so that the time of implant treatment is prolonged. If the micro-implant nails are required to be implanted simultaneously, more than two micro-implant nails are often required to be implanted simultaneously, which not only increases the cost, but also causes pain to patients.
SUMMERY OF THE UTILITY MODEL
According to an aspect of the utility model, in order to solve when carrying out multiple planting treatment simultaneously consuming time many, with high costs, and increase the painful problem of patient, provide a double-end implant anchorage nail a little.
the double-end micro-implant anchorage nail comprises a nail body and a head part arranged at one end of the nail body; the nail body is provided with a connecting structure used for being connected with a planted position, and the head is provided with at least two grooves used for being connected with a traction part. When in implantation treatment, firstly, a target position to be implanted is positioned through an X-ray or CT, then local anesthesia is carried out on the target position, a cut with 2-3mm of the surface mucous membrane of the target position is cut through a cutter, and then the double-end micro-implantation anchorage nail is implanted into the target position. In the embodiment, the head part is provided with at least two grooves for connecting the traction part, so that traction force can be provided for the traction part for more than two kinds of planting treatment which are carried out simultaneously under the condition of planting one double-head micro-planting anchorage nail, and a plurality of anchorage nails are not required to be planted, thereby improving the efficiency of the planting treatment and reducing the treatment cost and pain of a patient; moreover, because the head part is provided with at least two grooves, traction forces in different directions can be provided, so that the total traction force with the most proper size and direction can be obtained by adjusting the directions and the sizes of the different traction forces, and the planting treatment effect is more perfect.
In some embodiments, the head comprises a first head, a second head, and a third head connected sequentially by a connector; the nail body is arranged at one end, far away from the first head, of the third head, the groove comprises a first groove and a second groove, the first head, the connecting body and the second head are encircled to form the first groove, and the second head, the connecting body and the third head are encircled to form the second groove. Therefore, under the condition of planting one double-head micro-planting anchorage nail, traction force can be provided for simultaneous planting treatment in different fields through the first groove and the second groove, the planting quantity of the anchorage nails is reduced, and the treatment cost and pain of a patient are reduced; moreover, due to the arrangement of the two grooves, traction forces in different directions can be provided, so that the total traction force with the most proper size and direction can be obtained by adjusting the directions and the sizes of the different traction forces, and the planting treatment effect is more perfect.
In some embodiments, the nail body and the third head are connected by a transgingival part, and the transgingival part is in round transition with the connection of the nail body and the third head. Because this little planting anchorage nail of double-end is planted back in the oral cavity, the nail body and the mutual interlock of bone tissue wear gum portion and gum and contact each other, wear gum portion and nail body and the junction fillet transition of third head can avoid breeding the bacterium because of wearing gum portion and nail body and the junction surface of third head, lead to the emergence of implant surrounding mucositis, are favorable to keeping the oral cavity clean.
In some embodiments, the surface of the transgingival part is coated with a nanodiamond antimicrobial coating. Therefore, plaque can be prevented from being formed on the surface of the transgingival part, and the occurrence of peri-implant mucositis can be reduced.
In some embodiments, the first head is disposed in a hemispherical shape with the center of the sphere facing the spike body and the second head is disposed in a cylindrical shape. Because first head sets up to hemisphere bodily form, and the second head sets up to cylindrical, reduces this double-end when planting in the oral cavity a little the anchorage nail, first head and second head to the friction of oral mucosa.
In some embodiments, the third head is provided in a regular hexagonal prism shape. Therefore, the double-head micro-implant anchorage nail can be implanted into a target position by clamping the third head, and the operation is convenient; moreover, after the double-end micro-implant anchorage nail is implanted into the oral cavity, one end of the third head is contacted with the gum through the gum penetrating part, the other end of the third head is contacted with the oral mucosa through the first head, and the third head is prevented from being directly contacted with the oral tissue, so that the regular hexagonal prism-shaped third head cannot rub the oral mucosa or the gum.
In some embodiments, the connection structure is a thread. From this, when using this double-end planting anchorage nail a little, can attack bone tissue with this double-end planting anchorage nail a little to make this double-end planting anchorage nail a little can interlock each other with bone tissue, avoid the double-end to plant anchorage nail a little and drop in the in-process that provides anchorage from bone tissue.
In some embodiments, the free end of the shank is tapered. Therefore, when the nail body is inserted into the target position, the resistance of the nail body inserted into the target position can be reduced by using the tapered free end of the nail body as a guide.
in some embodiments, the cross-section of the thread is a right triangle with one of the legs being located near the side of the head. From this, the resistance that receives when reducing the screw thread and attacking the osseous tissue makes during this double-end is planted a little anchorage nail can smoothly attack the osseous tissue, moreover, the right-angle side of the screw thread that is close to head one side can increase this double-end is planted an anchorage nail a little and want to deviate from the resistance from the osseous tissue to guarantee that this double-end is planted an anchorage nail a little and plant the target location more stably.
In some embodiments, the connecting structure is provided with a plurality of projections with tooth-shaped longitudinal sections. Therefore, the double-head micro-implant anchorage nail can be prevented from falling off from the bone tissue through meshing of the tooth form and the bone tissue.
Drawings
Fig. 1 is a schematic structural view of a double-headed micro-implant anchorage nail according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the dual-headed micro-implant anchorage nail shown in FIG. 1 from another perspective;
FIG. 3 is a schematic structural view of the dual-headed micro-implant anchorage nail of FIG. 1 from yet another perspective;
FIG. 4 is a schematic view of the cross-sectional A-A structure of the dual-headed micro-implant anchorage nail shown in FIG. 2;
FIG. 5 is a schematic structural view of a double-headed micro-implant anchorage nail according to another embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of the dual-headed micro-implant anchorage pin shown in FIG. 5;
FIG. 7 is an enlarged schematic view of the dual-headed micro-implant anchorage nail shown in FIG. 6 at position B;
Fig. 8 is a schematic view of the use state of the double-headed micro-implant anchorage nail shown in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 to 4 schematically show a double-headed micro-implant anchorage nail according to an embodiment of the present invention.
As shown in fig. 1, 2 and 4, the double-headed micro-implant anchorage nail comprises a nail body 20 and a head 30 provided at one end of the nail body 20; the nail body 30 is provided with a connecting structure for connecting with a planted position, and the head part 30 is provided with at least two grooves 40 for connecting with a traction part 60. Preferably, the nail body 20 and the head 30 can be integrally formed, and are generally made of titanium alloy materials, and the groove 40 can be formed on the head 30 in an integrally forming manner or can be processed in a processing manner; the connecting structure can be machined on the surface of the nail body 20, and the connecting structure can also be fixedly connected to the nail body 20, for example, by welding or gluing.
When in implantation treatment, firstly, a target position to be implanted is positioned through an X-ray or CT, then local anesthesia is carried out on the target position, a cut with 2-3mm of the surface mucous membrane of the target position is cut through a cutter, and then the double-end micro-implantation anchorage nail is implanted into the target position. In the embodiment, since the head 30 is provided with at least two grooves 40 for connecting the traction component 60, under the condition of planting one double-head micro-implant anchorage nail, traction force can be provided for more than two types of implant-treated traction components 60 (as shown in fig. 8) at the same time without planting multiple anchorage nails, so that the efficiency of implant treatment is improved, and the treatment cost and pain of patients are reduced; moreover, since at least two grooves 40 are arranged on the head 30, traction forces in different directions can be provided, so that the total traction force with the most proper magnitude and direction can be obtained by adjusting the directions and magnitudes of the different traction forces, and the planting treatment effect is more perfect.
In the present embodiment, the traction means 60 refers to traction means commonly used in planting anchorage, for example, a commonly used traction rubber band and a coil spring.
As shown in fig. 1, 2 and 4, the head 30 includes a first head 31, a second head 32 and a third head 33 connected in sequence by a connecting body 34; the nail body 20 is arranged at one end of the third head part 33 far away from the first head part 31, the groove 40 comprises a first groove 41 and a second groove 42, the first head part 31, the connecting body 34 and the second head part 32 enclose the first groove 41, and the second head part 32, the connecting body 34 and the third head part 33 enclose the second groove 42. Therefore, under the condition of planting one double-head micro-planting anchorage nail, traction force can be respectively provided for the simultaneous planting treatment in different fields through the first groove 41 and the second groove 42, the planting quantity of the anchorage nails is reduced, and the treatment cost and pain of a patient are reduced; moreover, due to the arrangement of the two grooves 40, traction forces in different directions can be provided, so that the total traction force with the most proper size and direction can be obtained by adjusting the directions and the sizes of the different traction forces, and the planting treatment effect is more perfect.
preferably, the first head 31, the second head 32, the third head 33, the connecting body 34 and the nail body 20 may be integrally formed, so that a first recess 41 is formed between the first head 31 and the second head 32, and a second recess 42 is formed between the second head 32 and the third head 33; after the head 30 and the shank 20 are integrally formed, the head 30 may be provided with a first head 31, a second head 32, a third head 33, a connecting body 34, a first recess 41 and a second recess 42.
Preferably, the connecting body 34 is cylindrical. When the traction member 60 is coupled to the double-ended micro implant, the traction member 60 is positioned in the recess 40 and contacts the connecting body 34, and the cylindrical connecting body 34 reduces the wear of the traction member 60 by the connecting body 34.
As shown in fig. 1, 2 and 4, further, the nail body 20 and the third head 33 are connected by a transgingival part 50, and the junction of the transgingival part 50 and the nail body 20 and the third head 33 is in rounded transition. Because this double-end is planted a little and is resisted the nail and plant back in the oral cavity, the nail body 20 with the mutual interlock of bone tissue, wear gum portion 50 and gum and contact each other, wear gum portion 50 and nail body 20 and third head 33 junction fillet transition can avoid breeding the bacterium because of wearing gum portion 50 and nail body 20 and third head 33 junction surface, lead to the emergence of implant surrounding mucositis, be favorable to keeping the oral cavity clean.
Furthermore, to prevent plaque formation on the surface of the transgingival part 50 and reduce the occurrence of peri-implant mucositis, the surface of the transgingival part 50 is coated with a nano-diamond antibacterial coating. Preferably, the surface of the gum penetrating part 50 is flat, and the length is 0.5mm +/-0.2 mm, so that the contact between the nail body 20 and the third head 33 and the gum after the double-head micro-implant anchorage nail is implanted can be effectively avoided, and bacteria breeding between the nail body 20 and the third head 33 is prevented.
Preferably, the transgingival part 50 has a draft angle of 70 ° ± 1 °, such that the diameter of the transgingival part 50 gradually decreases from the end near the third head 33 to the end near the nail body 20, and the diameter of the end of the transgingival part 50 near the third head 33 is 4mm ± 0.2mm, so as to facilitate implantation of the transgingival part 30 into the oral cavity.
Preferably, as shown in fig. 1 to 4, the first head 31 is disposed in a hemispherical shape with its center facing the nail body 20, and the second head 32 is disposed in a cylindrical shape. Since the first head 31 is formed in a hemisphere shape and the second head 32 is formed in a cylinder shape, the friction of the first head 31 and the second head 32 to the mucosa of the mouth is reduced when the double-headed micro-implant anchorage nail is implanted in the mouth. Specifically, the first head 31 is a hemisphere with a cross-sectional diameter of 3.4mm + -0.2 mm and a thickness of 1mm + -0.2 mm, the second head 32 is a solid cylinder with a diameter of 4mm + -0.2 mm and a thickness of 1mm + -0.2 mm, and the connector 34 is a column with a height of 0.5mm + -0.2 mm and a diameter of 1mm + -0.2 mm. Thus, the first recess 41 surrounded by the first head 31, the connecting body 34 and the second head 32 can be an annular groove, and the second recess 42 surrounded by the second head 32, the connecting body 34 and the third head 33 can be an annular groove, so that the installation of the traction member 60 is facilitated. The connecting body 34 may also be made to have a certain connecting strength and strength to support the traction means.
As shown in fig. 1 to 4, it is preferable that the third head 33 is provided in a regular hexagonal prism shape. Therefore, the double-head micro-implant anchorage nail can be implanted into a target position by clamping the third head part 33, and the operation is convenient; moreover, after the double-head micro-implant anchorage nail is implanted into the oral cavity, one end of the third head part 33 is contacted with the gum through the gum penetrating part 50, and the other end of the third head part is contacted with the oral mucosa through the first head part 31, so that the third head part 33 is prevented from being directly contacted with the oral tissue, and therefore, the regular hexagonal prism-shaped third head part 33 cannot rub the oral mucosa or the gum. Specifically, the thickness of the third head 33 is 1mm ± 0.2mm, and each side length is 2.3mm ± 0.2 mm.
Further, as shown in fig. 1, 2 and 4, the connection structure is a thread 21. From this, when using this double-end planting anchorage nail a little, can attack bone tissue with this double-end planting anchorage nail a little to make this double-end planting anchorage nail a little can interlock each other with bone tissue, avoid the double-end to plant anchorage nail a little and drop in the in-process that provides anchorage from bone tissue. During the specific use, can attack into target location 2mm with the perpendicular direction of tooth face with this double-end planting anchorage nail a little earlier to prevent that this double-end from planting anchorage nail slippage a little, then, change the orientation of attacking of this double-end planting anchorage nail a little, attack this double-end planting anchorage nail a little with 45 angles in the slant and attack into, until the junction and the gum surface contact of wearing gum portion 50 and head 30, accomplish promptly and plant.
Preferably, the free end of the shank 20 is tapered. Thus, when inserting the nail body 20 into the target position, the resistance of the nail body 20 to the insertion into the target position can be reduced by using the tapered free end of the nail body 20 as a guide.
In particular, as shown in fig. 4, the cross-section of the thread 21 is a right triangle with one of the legs located near the head 30. From this, reduce the resistance that receives when screw thread 21 attacks bone tissue, make this double-end implant anchorage nail a little can smoothly attack bone tissue in, moreover, the right-angle side of the screw thread 21 that is close to head one side can increase this double-end implant anchorage nail a little and want to deviate from the resistance from bone tissue to guarantee that this double-end implant anchorage nail a little implants the target location more stably. Preferably, the length of the thread is 6mm +/-0.2 mm, the thread pitch is 0.5mm +/-0.2 mm, the minor diameter is 1.5mm +/-0.2 mm, and the major diameter is 2mm +/-0.2 mm.
fig. 5 to 7 schematically show a double-headed micro-implant anchorage nail according to another embodiment of the present invention.
The difference from the double-head micro-planting anchorage nail shown in fig. 1 to 4 is only that the connecting structure is provided with a plurality of projections 22 with tooth-shaped longitudinal sections, and the projections 22 are provided. Therefore, the double-head micro-implant anchorage nail can be prevented from falling off from the bone tissue through meshing of the tooth form and the bone tissue.
Preferably, the included angle of the teeth is 60 ° ± 10 °. Thereby giving the protrusions 22 a certain strength.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The double-head micro-implant anchorage nail is characterized by comprising a nail body (20) and a head part (30) arranged at one end of the nail body (20); the nail body (20) is provided with a connecting structure used for being connected with a planted position, and the head (30) is provided with at least two grooves (40) used for being connected with a traction component (60).
2. The double-ended micro-implant anchorage nail according to claim 1, wherein the head (30) comprises a first head (31), a second head (32) and a third head (33) connected in sequence by a connecting body (34);
the nail body (20) is arranged at one end, far away from the first head (31), of the third head (33), the groove (40) comprises a first groove (41) and a second groove (42), the first head (31), the connecting body (34) and the second head (32) surround the first groove (41), and the second head (32), the connecting body (34) and the third head (33) surround the second groove (42).
3. The double-ended micro-implant anchorage nail according to claim 2, wherein the nail body (20) and the third head (33) are connected by a transgingival part (50), and the junction of the transgingival part (50) and the nail body (20) and the third head (33) is rounded off.
4. The double-ended micro-implant anchorage nail according to claim 3, wherein the surface of the transgingival part (50) is coated with a nano-diamond antibacterial coating.
5. The double-ended micro-implant anchorage nail according to claim 3, characterized in that the first head (31) is arranged in a hemisphere with its centre of sphere facing the nail body (20), and the second head (32) is arranged in a cylinder.
6. The double-ended micro-implant anchorage nail according to claim 3, characterized in that the third head (33) is arranged in the shape of a regular hexagon prism.
7. The double-ended micro-implant anchorage nail according to any one of claims 1 to 6, characterized in that the connection structure is a thread (21).
8. The double-ended micro-implant anchorage nail according to claim 7, wherein the free end of the nail body (20) is provided with a taper.
9. The double-ended micro-implant anchorage nail according to claim 7, wherein the cross-section of the thread (21) is a right triangle with one cathetus located near one side of the head (30).
10. The double-ended micro-implant anchorage nail according to any one of claims 1 to 6, wherein the connecting structure is provided with a plurality of projections (22) having a tooth-shaped longitudinal section, and the projections (22) are provided in plurality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822030664.9U CN209734191U (en) | 2018-12-04 | 2018-12-04 | Double-end micro-planting anchorage nail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822030664.9U CN209734191U (en) | 2018-12-04 | 2018-12-04 | Double-end micro-planting anchorage nail |
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| CN209734191U true CN209734191U (en) | 2019-12-06 |
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| CN201822030664.9U Active CN209734191U (en) | 2018-12-04 | 2018-12-04 | Double-end micro-planting anchorage nail |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111166511A (en) * | 2020-02-18 | 2020-05-19 | 北京大学口腔医学院 | Orthodontic anchorage micro-screw and using method |
| CN113855282A (en) * | 2021-11-11 | 2021-12-31 | 山东大学 | Adjustable orthodontic traction buckle device |
| US11478338B1 (en) | 2021-05-12 | 2022-10-25 | Sachin Patel | Solid diamond dental implant, composition and method |
-
2018
- 2018-12-04 CN CN201822030664.9U patent/CN209734191U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111166511A (en) * | 2020-02-18 | 2020-05-19 | 北京大学口腔医学院 | Orthodontic anchorage micro-screw and using method |
| US11478338B1 (en) | 2021-05-12 | 2022-10-25 | Sachin Patel | Solid diamond dental implant, composition and method |
| CN113855282A (en) * | 2021-11-11 | 2021-12-31 | 山东大学 | Adjustable orthodontic traction buckle device |
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