WO2022091621A1 - Orthodontic appliance - Google Patents
Orthodontic appliance Download PDFInfo
- Publication number
- WO2022091621A1 WO2022091621A1 PCT/JP2021/034058 JP2021034058W WO2022091621A1 WO 2022091621 A1 WO2022091621 A1 WO 2022091621A1 JP 2021034058 W JP2021034058 W JP 2021034058W WO 2022091621 A1 WO2022091621 A1 WO 2022091621A1
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- WIPO (PCT)
- Prior art keywords
- floor
- dentition
- orthodontic appliance
- insertion portion
- enlarged
- Prior art date
Links
- 210000004513 dentition Anatomy 0.000 claims abstract description 58
- 230000036346 tooth eruption Effects 0.000 claims abstract description 58
- 238000003780 insertion Methods 0.000 claims abstract description 55
- 230000037431 insertion Effects 0.000 claims abstract description 55
- 210000003254 palate Anatomy 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 229920005989 resin Polymers 0.000 description 23
- 239000011347 resin Substances 0.000 description 23
- 230000003014 reinforcing effect Effects 0.000 description 10
- 210000000214 mouth Anatomy 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 210000004283 incisor Anatomy 0.000 description 3
- 210000002050 maxilla Anatomy 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 210000004357 third molar Anatomy 0.000 description 2
- 241000282465 Canis Species 0.000 description 1
- 229920001651 Cyanoacrylate Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- MWCLLHOVUTZFKS-UHFFFAOYSA-N Methyl cyanoacrylate Chemical compound COC(=O)C(=C)C#N MWCLLHOVUTZFKS-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 210000004763 bicuspid Anatomy 0.000 description 1
- 210000004373 mandible Anatomy 0.000 description 1
- 201000005299 metal allergy Diseases 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/10—Devices having means to apply outwardly directed force, e.g. expanders
Abstract
An orthodontic appliance (10) equipped with an expansion means and configured to be easily detachable, the orthodontic appliance comprising: a pair of right and left floor parts (11, 11) which are latched onto the inner side of a dentition (4); and expansion means (15, 16) which are disposed between the pair of right and left floor parts (11, 11) and which are for expanding the space between said floor parts (11, 11), wherein an insertion part (20) is provided to an abutment surface (11a) side of the floor parts (11, 11), and the orthodontic appliance is configured to be detachable by inserting a detachment jig (50) in the insertion part (20) and applying an external force thereto.
Description
本発明は、歯列部を矯正する歯列矯正装置に関する。
The present invention relates to an orthodontic appliance that corrects an orthodontic portion.
従来、歯列部を矯正する装置として、緩徐拡大矯正装置がある。この緩徐拡大矯正装置には、例えば拡大床タイプの装置がある。この拡大床タイプの装置は、左右の床部と、これら左右の床部を上顎歯列部又は下顎歯列部に固定する固定部と、左右の床部の中央に埋設された拡大ねじとを備えている。このような拡大床タイプの装置は、上記拡大ねじを回転させることで、床部を左右にスライドさせ、側方の上顎歯列部又は下顎歯列部に広がる力を作用させている（例えば、特許文献１参照）。
Conventionally, there is a slow expansion orthodontic device as a device for correcting the dentition. This slow expansion correction device includes, for example, an expansion floor type device. This enlarged floor type device has left and right floors, a fixing part for fixing these left and right floors to the maxillary dentition or the lower dentition, and an expansion screw embedded in the center of the left and right floors. I have. In such an enlarged floor type device, by rotating the expansion screw, the floor is slid to the left and right, and a force spreading to the lateral maxillary dentition or mandibular dentition is applied (for example). See Patent Document 1).
しかしながら、上述した特許文献１に記載されたような従来の歯列矯正装置では、上顎又は下顎に密着して固定させた結果、取り外そうとしたときになかなか取り外すことができないという問題が生じていた。
However, in the conventional orthodontic appliance as described in Patent Document 1 described above, as a result of being closely fixed to the upper or lower jaw, there is a problem that it cannot be easily removed when trying to remove it. rice field.
本発明はこのような問題に鑑みてなされたものであり、拡大手段を備えた歯列矯正装置において、取外しが簡単にできるように構成された歯列矯正装置を提供することを課題としている。
The present invention has been made in view of such a problem, and it is an object of the present invention to provide an orthodontic appliance configured to be easily removable in an orthodontic appliance provided with an expanding means.
かかる課題を達成するために、請求項１に記載の発明は、歯列部の内側に係止される左右一対の床部と、前記左右一対の床部の間に設けられ、前記左右一対の床部の間を外側に広げる拡大手段と、を備えた歯列矯正装置であって、前記床部の当接面側に挿入部が設けられており、該挿入部に取外用治具を挿入して外力を加えることで取外し可能に構成された歯列矯正装置としたことを特徴とする。
In order to achieve such a problem, the invention according to claim 1 is provided between a pair of left and right floor portions locked inside the dentition portion and the pair of left and right floor portions, and the pair of left and right floor portions are provided. An orthodontic appliance equipped with an enlarging means for expanding the space between floors to the outside. An insertion portion is provided on the contact surface side of the floor portion, and a removal jig is inserted into the insertion portion. The feature is that the orthodontic appliance is configured to be removable by applying an external force.
また、請求項２に記載の発明は、請求項１に記載の構成に加え、前記歯列部は上顎歯列部であり、前記床部の前記口蓋側の面における前記上顎歯列部側の面の後端側に前記挿入部が設けられている歯列矯正装置としたことを特徴とする。
Further, in the invention according to claim 2, in addition to the configuration according to claim 1, the dentition portion is a maxillary dentition portion, and the dentition portion side of the palatal side surface of the floor portion. The orthodontic appliance is characterized in that the insertion portion is provided on the rear end side of the surface.
また、請求項３に記載の発明は、請求項１に記載の構成に加え、前記歯列部は上顎歯列部であり、前記床部の前記口蓋側の面の前端側に前記挿入部が設けられている歯列矯正装置としたことを特徴とする。
Further, in the invention according to claim 3, in addition to the configuration according to claim 1, the dentition portion is a maxillary dentition portion, and the insertion portion is provided on the front end side of the palatal side surface of the floor portion. It is characterized by being an orthodontic appliance provided.
また、請求項４に記載の発明は、請求項１に記載の構成に加え、前記歯列部は下顎歯列部であり、前記床部の前記口底側の面における前記下顎歯列部側の面の後端側に前記挿入部が設けられている歯列矯正装置としたことを特徴とする。
Further, in the invention according to claim 4, in addition to the configuration according to claim 1, the dentition portion is a mandibular dentition portion, and the dentition portion side on the mouth bottom side surface of the floor portion. The orthodontic appliance is characterized in that the insertion portion is provided on the rear end side of the surface of the dentition.
また、請求項５に記載の発明は、請求項１乃至４のいずれか一項に記載の構成に加え、前記床部の周縁部に、前記歯列部に設けられて凸形状に形成された係合部に係脱される凹形状の被係合部が設けられている歯列矯正装置としたことを特徴とする。
Further, in addition to the configuration according to any one of claims 1 to 4, the invention according to claim 5 is provided on the peripheral edge portion of the floor portion and formed in a convex shape on the dentition portion. The orthodontic appliance is provided with a concave engaged portion that is engaged with and disengaged from the engaging portion.
また、請求項６に記載の発明は、請求項１乃至５のいずれか一項に記載の構成に加え、前記挿入部は、当接面側に凹形状に形成されている歯列矯正装置としたことを特徴とする。
In addition to the configuration according to any one of claims 1 to 5, the invention according to claim 6 has an orthodontic appliance having a concave shape on the contact surface side. It is characterized by having done it.
また、請求項７に記載の発明は、請求項６に記載の構成に加え、前記挿入部は、端側から奥側に向けて先細り形状に形成されている歯列矯正装置としたことを特徴とする。
Further, the invention according to claim 7 is characterized in that, in addition to the configuration according to claim 6, the insertion portion is an orthodontic appliance formed in a tapered shape from the end side to the back side. And.
請求項１に記載の発明によれば、拡大手段を備えた歯列矯正装置において、その床部の当接面側に所定の挿入部が設けられており、当接挿入部に取外用治具を挿入して外力を加えることで、歯列矯正装置が取外し可能になっているため、簡単な構成で歯列矯正装置の取外しを簡単に行うことができる。
According to the first aspect of the invention, in the orthodontic appliance provided with the expanding means, a predetermined insertion portion is provided on the contact surface side of the floor portion, and the abutment insertion portion is provided with a removal jig. Since the orthodontic appliance can be removed by inserting and applying an external force, the orthodontic appliance can be easily removed with a simple configuration.
また、請求項２に記載の発明によれば、上顎歯列部用の歯列矯正装置において、具体的に床部の口蓋側の面における上顎歯列部側の面の後端側に挿入部が設けられていることで、簡単かつ確実に上顎用の歯列矯正装置の取外しを行うことができる。
Further, according to the invention of claim 2, in the orthodontic appliance for the maxillary dentition portion, the insertion portion is specifically on the posterior end side of the maxillary dentition side surface on the palatal side surface of the floor portion. It is possible to easily and surely remove the orthodontic appliance for the upper jaw.
また、請求項３に記載の発明によれば、上顎歯列部用の歯列矯正装置において、具体的に床部の口蓋側の面の前端側に挿入部が設けられていることで、簡単かつ確実に上顎用の歯列矯正装置の取外しを行うことができる。
Further, according to the invention of claim 3, in the orthodontic appliance for the maxillary dentition portion, the insertion portion is specifically provided on the front end side of the palatal side surface of the floor portion, which is easy. Moreover, the orthodontic appliance for the maxilla can be reliably removed.
また、請求項４に記載の発明によれば、下顎歯列部用の歯列矯正装置において、具体的に床部の口蓋側の面における下顎歯列部側の面の後端側に挿入部が設けられていることで、簡単かつ確実に下顎用の歯列矯正装置の取外しを行うことができる。
Further, according to the invention of claim 4, in the orthodontic appliance for the mandibular dentition, the insertion portion is specifically on the posterior end side of the surface on the palatal side of the floor. It is possible to easily and surely remove the orthodontic appliance for the lower jaw.
また、請求項５に記載の発明によれば、歯列部に設けられた凸形状の係合部に係脱される凹形状の被係合部が設けられているため、所謂ブリッジ等を用いないで拡大手段を備えた歯列矯正装置を固定することができる。また、このようなブリッジを用いないで固定する構成の場合、歯列矯正装置がより上顎や下顎に密着しやすいが、そのような場合にも簡単かつ確実に歯列矯正装置を取り外すことができる。
Further, according to the invention of claim 5, since the concave engaged portion to be engaged and disengaged is provided in the convex engaging portion provided in the dentition portion, a so-called bridge or the like is used. Orthodontic appliances equipped with magnifying means can be fixed without. Further, in the case of the configuration of fixing without using such a bridge, the orthodontic appliance is more likely to be in close contact with the maxilla and the mandible, but even in such a case, the orthodontic appliance can be easily and surely removed. ..
また、請求項６に記載の発明によれば、挿入部が当接面側に凹形状に形成されているため、歯列矯正装置の外面側に凹凸等ない状態で挿入部を形成することができる。
Further, according to the invention of claim 6, since the insertion portion is formed in a concave shape on the contact surface side, the insertion portion can be formed on the outer surface side of the orthodontic appliance without any unevenness. can.
また、請求項７に記載の発明によれば、挿入部が端部から奥側に向けて先細り形状に形成されているため、取外用治具を簡単に係止することができる。
Further, according to the invention of claim 7, since the insertion portion is formed in a tapered shape from the end portion toward the back side, the removal jig can be easily locked.
以下、本発明の実施形態について説明する。なお、以下の実施形態は、口腔内の上顎歯列部は下顎歯列部に歯列矯正装置としての拡大床を装着した例について説明する。
Hereinafter, embodiments of the present invention will be described. In the following embodiment, an example in which an enlarged bed as an orthodontic appliance is attached to the maxillary dentition in the oral cavity will be described.
また、以下の各実施形態では、歯列矯正装置を上顎歯列部又は下顎歯列部に装着した状態で、その前歯側を前側、奥歯側を後側とし、舌側を内側、頬側を外側として説明する。ここで、前歯は、切歯であって、左右の中切歯、左右の側切歯、及び左右の犬歯を備える。奥歯は、臼歯であって、左右の第１、第２小臼歯、左右の第１～第３大臼歯を備える。なお、第３大臼歯は図示を省略している。
［発明の第１実施形態］
図１乃至図６は、本発明の第１実施形態を示す。 Further, in each of the following embodiments, with the orthodontic appliance attached to the maxillary dentition or the lower dentition, the anterior side is the anterior side, the back tooth side is the posterior side, the lingual side is the medial side, and the buccal side is the buccal side. Described as the outside. Here, the anterior teeth are incisors and include left and right central incisors, left and right lateral incisors, and left and right canines. The back teeth are molars and include left and right first and second premolars and left and right first to third molars. The third molar is not shown.
[First Embodiment of the invention]
1 to 6 show a first embodiment of the present invention.
［発明の第１実施形態］
図１乃至図６は、本発明の第１実施形態を示す。 Further, in each of the following embodiments, with the orthodontic appliance attached to the maxillary dentition or the lower dentition, the anterior side is the anterior side, the back tooth side is the posterior side, the lingual side is the medial side, and the buccal side is the buccal side. Described as the outside. Here, the anterior teeth are incisors and include left and right central incisors, left and right lateral incisors, and left and right canines. The back teeth are molars and include left and right first and second premolars and left and right first to third molars. The third molar is not shown.
[First Embodiment of the invention]
1 to 6 show a first embodiment of the present invention.
図１は、本発明の第１実施形態に係る歯列矯正装置を上顎歯列部に装着した状態を示す下面図である。図２は、図１のＡ部を示す拡大図である。図３は、図１のＩ－Ｉに沿う断面図である。図４は、同実施の形態に係る挿入部と取外用治具を示す拡大下面図である。
図５は、同実施の形態に係る挿入部を示す拡大正面図である。図６は、図５のＩＩ－ＩＩに沿う断面図である。 FIG. 1 is a bottom view showing a state in which the orthodontic appliance according to the first embodiment of the present invention is attached to the maxillary dentition portion. FIG. 2 is an enlarged view showing a part A of FIG. FIG. 3 is a cross-sectional view taken along the line I-I of FIG. FIG. 4 is an enlarged bottom view showing the insertion portion and the removal jig according to the embodiment.
FIG. 5 is an enlarged front view showing the insertion portion according to the embodiment. FIG. 6 is a cross-sectional view taken along the line II-II of FIG.
図５は、同実施の形態に係る挿入部を示す拡大正面図である。図６は、図５のＩＩ－ＩＩに沿う断面図である。 FIG. 1 is a bottom view showing a state in which the orthodontic appliance according to the first embodiment of the present invention is attached to the maxillary dentition portion. FIG. 2 is an enlarged view showing a part A of FIG. FIG. 3 is a cross-sectional view taken along the line I-I of FIG. FIG. 4 is an enlarged bottom view showing the insertion portion and the removal jig according to the embodiment.
FIG. 5 is an enlarged front view showing the insertion portion according to the embodiment. FIG. 6 is a cross-sectional view taken along the line II-II of FIG.
図１に示すように、歯列矯正装置としての拡大床１０は、左右一対の床部１１，１１と、当該床部１１，１１の間に設けられた拡大手段としての拡大ねじ１５及びガイド部１６とを備える。左右一対の床部１１，１１は、それぞれアクリル樹脂等の樹脂シートによって作製され、所定の可撓性を備えている。左右一対の床部１１，１１は、口腔１内の形状に適合するように成形されている。
As shown in FIG. 1, the enlarged floor 10 as an orthodontic appliance includes a pair of left and right floor portions 11 and 11 and an enlarged screw 15 and a guide portion as expansion means provided between the floor portions 11 and 11. 16 and. The pair of left and right floor portions 11 and 11 are each made of a resin sheet such as acrylic resin and have predetermined flexibility. The pair of left and right floor portions 11, 11 are molded so as to fit the shape of the oral cavity 1.
左右一対の床部１１，１１は、図２及び図３に示すように左右の奥歯４の内側に係止されるように、それぞれ外縁側が左右の奥歯４の内側の形状に沿うように形成されている。具体的には、左右一対の床部１１，１１の外縁側は、左右の奥歯４の歯頚部寄りの内側の形状に沿うように形成されている。
The pair of left and right floor portions 11, 11 are formed so that the outer edge side follows the inner shape of the left and right molars 4 so as to be locked to the inside of the left and right molars 4 as shown in FIGS. 2 and 3. Has been done. Specifically, the outer edge side of the pair of left and right floor portions 11 and 11 is formed so as to follow the inner shape of the left and right molars 4 near the cervical portion.
この左右の奥歯４の内側の形状は、光学的にスキャンすることで検出され、このスキャンデータに基づいて例えば鋸、レーザカッター等の切断手段で切断することにより左右一対の床部１１，１１の外縁側が形成される。
The inner shape of the left and right molars 4 is detected by optically scanning, and the pair of left and right floor portions 11 and 11 are cut by cutting means such as a saw or a laser cutter based on the scan data. The outer edge side is formed.
拡大ねじ１５は、金属によって作製されて左右一対の床部１１，１１間に設置されている。拡大ねじ１５は、例えば専用の回転用工具を用いて回転させることで、左右の床部１１，１１を介して左右の奥歯４の位置を拡大するような力を付与する。拡大ねじ１５の両側には、それぞれガイド部１６が設けられている。これらのガイド部１６は、拡大ねじ１５を回転させたとき、左右の床部１１が同一平面を保持して開くように案内する。
The expansion screw 15 is made of metal and is installed between a pair of left and right floor portions 11 and 11. The expansion screw 15 is rotated using, for example, a dedicated rotation tool to apply a force for expanding the positions of the left and right molars 4 via the left and right floor portions 11 and 11. Guide portions 16 are provided on both sides of the expansion screw 15. These guide portions 16 guide the left and right floor portions 11 to hold and open in the same plane when the expansion screw 15 is rotated.
図３に示すように、左右一対の床部１１は、口腔１内の形状に適合するようにプレス成形された樹脂製シート１２で構成されている。なお、この樹脂製シート１２の上に所定の強度とする補強用樹脂としての補強用樹脂シートを設けていても良い。この補強用樹脂シートを設ける場合は、樹脂製シート１２に接着剤で固定されるときにプレス成形される。この接着剤には、例えばエポキシ系、アクリル樹脂系、ウレタン樹脂系、シアノアクリレート系、又はポリウレタン樹脂系等の接着剤が用いられる。
As shown in FIG. 3, the pair of left and right floor portions 11 are composed of a resin sheet 12 press-molded to fit the shape of the oral cavity 1. A reinforcing resin sheet as a reinforcing resin having a predetermined strength may be provided on the resin sheet 12. When this reinforcing resin sheet is provided, it is press-molded when it is fixed to the resin sheet 12 with an adhesive. As this adhesive, for example, an epoxy-based, acrylic resin-based, urethane resin-based, cyanoacrylate-based, or polyurethane resin-based adhesive is used.
また、本実施形態では、図１～図３に示すように、左右の歯列部の一部の奥歯４の歯頚部寄りの内側、すなわち舌側にそれぞれ凸形状に形成された係合部としての突出部５が接着剤で接着されて設けられている。これらの突出部５は、プラスチックによって少なくとも１ｍｍの長さに成形されている。各突出部５は、舌側に突出するように円錐状に形成されている。本実施形態では、具体的に左右の４番と６番の歯の舌側に突出部５が設けられているが、これに限るものではなく、他の歯に突出部５が設けられていても良い。
Further, in the present embodiment, as shown in FIGS. 1 to 3, as an engaging portion formed in a convex shape on the inside of a part of the left and right dentition portions of the back teeth 4 near the cervical portion, that is, on the lingual side. The protruding portion 5 of the above is provided by being adhered with an adhesive. These protrusions 5 are formed of plastic to a length of at least 1 mm. Each protruding portion 5 is formed in a conical shape so as to protrude toward the lingual side. In the present embodiment, the protrusions 5 are specifically provided on the lingual side of the left and right 4th and 6th teeth, but the present invention is not limited to this, and the protrusions 5 are provided on the other teeth. Is also good.
なお、本実施形態の突出部５は、円錐状に形成されているが、この形状に限定することなく、例えば角錐状、円錐台状、角錐台状、円柱状、平面側を奥歯４の左右の内側に接着する半円柱状、半球状に形成したもの等、左右の床部１１を係止するものであれば、如何なる形状であってもよい。
The protruding portion 5 of the present embodiment is formed in a conical shape, but is not limited to this shape, and is not limited to this shape, for example, a pyramidal shape, a truncated cone shape, a prismatic trapezoidal shape, a columnar shape, and the left and right sides of the back teeth 4 on the flat side. Any shape may be used as long as it engages the left and right floor portions 11, such as a semi-cylindrical shape that adheres to the inside of the cone and a hemispherical shape.
一方、拡大床１０の左右一対の床部１１，１１の外縁部には、これら左右の突出部５にそれぞれ嵌り込んで係脱される左右一対の凹形状に形成された被係合部としての嵌合凹部１７が設けられている。具体的には、左右の突出部５が円錐形状であることから、嵌合凹部１７もその円錐が嵌り込む形状に形成されている。
On the other hand, on the outer edge portions of the pair of left and right floor portions 11 and 11 of the enlarged floor 10, as engaged portions formed in a pair of left and right concave shapes that are fitted and engaged with the left and right protruding portions 5, respectively. A fitting recess 17 is provided. Specifically, since the left and right protrusions 5 have a conical shape, the fitting recess 17 is also formed in a shape into which the cone fits.
ここで、本実施形態において、拡大ねじ１５及びガイド部１６を金属ではなく、硬質のプラスチックにて構成すれば、全ての部材がプラスチック製となり、金属アレルギーの使用者でも装着することが可能になる。
Here, in the present embodiment, if the expansion screw 15 and the guide portion 16 are made of hard plastic instead of metal, all the members are made of plastic, and even a user with metal allergy can wear it. ..
このように本実施形態によれば、左右の奥歯４の内側にそれぞれ突出部５が設けられる一方、これらの突出部５にそれぞれ係止する左右の嵌合凹部１７を左右一対の床部１１の外縁部にそれぞれ設けたことにより、左右の奥歯４の内側に左右一対の床部１１を確実かつ容易に固定することができる。
As described above, according to the present embodiment, the protrusions 5 are provided inside the left and right molars 4, while the left and right fitting recesses 17 that lock to the protrusions 5 are provided on the left and right pair of floor portions 11. By providing each on the outer edge portion, the pair of left and right floor portions 11 can be securely and easily fixed to the inside of the left and right molars 4.
なお、本実施形態では、突出部５に嵌合凹部１７が嵌り込んで係止するように構成したが、これに限らず互いに嵌合して係止するものであれば、如何なるものであってもよい。
In the present embodiment, the fitting recess 17 is configured to be fitted into the protruding portion 5 to be locked, but the present invention is not limited to this, as long as it is fitted and locked to each other. May be good.
また、本実施形態では、左右の奥歯４の内側に突出部５を直接固定した例について説明したが、これに限らずマウスピースの奥歯４に対応する内側に突出部５を固定するようにしてもよい。
Further, in the present embodiment, an example in which the protrusion 5 is directly fixed to the inside of the left and right molars 4 has been described, but the present invention is not limited to this, and the protrusion 5 is fixed to the inside corresponding to the back teeth 4 of the mouthpiece. It is also good.
さらに、本実施形態では、左右の奥歯４のうち、一つおきの内側に突出部５を固定する例について説明したが、これに限らず左右の全ての奥歯４の内側に突出部５を固定するようにしてもよい。また、左右一対の床部１１を係止することができれば、左右の奥歯４のそれぞれの少なくとも一つの奥歯４に突出部５を固定すればよい。
Further, in the present embodiment, an example in which the protrusion 5 is fixed to the inside of every other molar 4 among the left and right molars 4 has been described, but the present invention is not limited to this, and the protrusion 5 is fixed to the inside of all the left and right molars 4. You may try to do it. Further, if the pair of left and right floor portions 11 can be locked, the protruding portions 5 may be fixed to at least one molar 4 of each of the left and right molars 4.
また、本実施形態では、図４～図６に示すように、床部１１の歯列部への当接面１１ａ側（ここでは口蓋側の面における上顎歯列部側の面）の後端側に所定の大きさ及び形状に形成された挿入部２０が設けられている。この挿入部２０は、当接面１１ａ側に凹形状に形成されている。また、ここでは、挿入部２０は、端側２１（ここでは後端側）から奥側２２（ここでは前方側）に向けて先細り形状（段々と奥側が細く狭くなる形状）となるように形成されている。
Further, in the present embodiment, as shown in FIGS. 4 to 6, the rear end of the floor portion 11 on the contact surface 11a side (here, the surface on the palatal side surface on the maxillary dentition side) to the dentition portion. An insertion portion 20 formed in a predetermined size and shape is provided on the side. The insertion portion 20 is formed in a concave shape on the contact surface 11a side. Further, here, the insertion portion 20 is formed so as to have a tapered shape (a shape in which the back side gradually becomes thinner and narrower) from the end side 21 (here, the rear end side) to the back side 22 (here, the front side). Has been done.
そして、この挿入部２０に、取外用治具５０を挿入して外力を加えることで、拡大床１０を上顎歯列部から取外し可能となるように構成されている。この取外用治具５０は、長細形状の本体部５１とその先端部に設けられた鉤状の引っ掛け部５２とを有するものであり、引っ掛け部５２は、挿入部２０の先細り形状に合わせて先端部が先細り形状となるように形成されている。
Then, by inserting the removal jig 50 into the insertion portion 20 and applying an external force, the enlarged floor 10 can be removed from the maxillary dentition portion. The removal jig 50 has an elongated main body portion 51 and a hook-shaped hook portion 52 provided at the tip thereof, and the hook portion 52 is adapted to the tapered shape of the insertion portion 20. The tip is formed so as to have a tapered shape.
次に、本実施形態の歯列矯正装置としての拡大床１０の作用について説明する。
Next, the operation of the enlarged floor 10 as the orthodontic appliance of the present embodiment will be described.
拡大床１０を左右の奥歯４の間に装着するには、左右の奥歯４の歯頚部寄りの内側に左右の床部１１のそれぞれ外縁側を嵌め込むことで、左右の奥歯４の間に固定される。これにより、左右の奥歯４を横方向に短期間で拡げることができる。
In order to mount the enlarged floor 10 between the left and right molars 4, the outer edges of the left and right floors 11 are fitted inside the left and right molars 4 near the neck, and fixed between the left and right molars 4. Will be done. As a result, the left and right molars 4 can be expanded laterally in a short period of time.
このように本実施形態の拡大床１０によれば、左右一対の床部１１は、口腔１内の形状に適合するようにプレス成形された樹脂製シート１２と、この樹脂製シート１２に設けられて所定の強度とする補強用樹脂部１３とを有することから、所定の強度が得られ、容易に作製することが可能となる。
As described above, according to the enlarged floor 10 of the present embodiment, the pair of left and right floor portions 11 are provided on the resin sheet 12 press-molded so as to fit the shape in the oral cavity 1 and the resin sheet 12. Since it has the reinforcing resin portion 13 having a predetermined strength, a predetermined strength can be obtained and it can be easily manufactured.
また、本実施形態の拡大床１０によれば、補強用樹脂部１３が樹脂製シート１２に接着されて所定の強度を有しているので、一段と容易に作製することが可能となる。
また、本実施形態の拡大床１０によれば、補強用樹脂部１３が補強用樹脂製シートであって、この補強用樹脂製シートが接着剤で樹脂製シート１２に接着されて所定の強度を有しているので、一段と容易に作製することが可能となる。 Further, according to theenlarged floor 10 of the present embodiment, since the reinforcing resin portion 13 is adhered to the resin sheet 12 and has a predetermined strength, it can be manufactured more easily.
Further, according to the expandedfloor 10 of the present embodiment, the reinforcing resin portion 13 is a reinforcing resin sheet, and the reinforcing resin sheet is adhered to the resin sheet 12 with an adhesive to obtain a predetermined strength. Since it has, it can be manufactured more easily.
また、本実施形態の拡大床１０によれば、補強用樹脂部１３が補強用樹脂製シートであって、この補強用樹脂製シートが接着剤で樹脂製シート１２に接着されて所定の強度を有しているので、一段と容易に作製することが可能となる。 Further, according to the
Further, according to the expanded
また、本実施形態の拡大床１０によれば、拡大ねじ１５及びガイド部１６は、樹脂製シート１２に補強用樹脂が接着されるときに固定されるため、樹脂製シート１２に拡大ねじ１５及びガイド部１６を容易に取り付けることができる。
また、本実施形態の拡大床１０によれば、拡大ねじ１５及びガイド部１６は、樹脂製シート１２に補強用樹脂製シート１３が接着剤で接着されるときに挟み込まれて固定されるため、樹脂製シート１２に拡大ねじ１５及びガイド部１６を容易に取り付けることができる。 Further, according to theexpansion floor 10 of the present embodiment, the expansion screw 15 and the guide portion 16 are fixed when the reinforcing resin is adhered to the resin sheet 12, so that the expansion screw 15 and the guide portion 16 are fixed to the resin sheet 12. The guide portion 16 can be easily attached.
Further, according to theexpansion floor 10 of the present embodiment, the expansion screw 15 and the guide portion 16 are sandwiched and fixed to the resin sheet 12 when the reinforcing resin sheet 13 is adhered with an adhesive. The expansion screw 15 and the guide portion 16 can be easily attached to the resin sheet 12.
また、本実施形態の拡大床１０によれば、拡大ねじ１５及びガイド部１６は、樹脂製シート１２に補強用樹脂製シート１３が接着剤で接着されるときに挟み込まれて固定されるため、樹脂製シート１２に拡大ねじ１５及びガイド部１６を容易に取り付けることができる。 Further, according to the
Further, according to the
また、本実施形態の拡大床１０によれば、左右一対の床部１１は、左右の奥歯４の内側に配置され、これら左右の奥歯４の内側に係止されるように外縁部が左右の奥歯４の内側の形状に沿った形状に形成されているため、左右の奥歯４の歯頚部寄りの内側に左右一対の床部１１を容易に固定することができる。この場合、左右の奥歯４の歯頚部寄りの内側は、歯根部の中心に向かって徐々に傾斜しているので、左右一対の床部１１を確実に固定することができるとともに、固定後には簡単に外れるのを未然に防止することが可能なる。
Further, according to the enlarged floor 10 of the present embodiment, the pair of left and right floor portions 11 are arranged inside the left and right molars 4, and the outer edge portions are left and right so as to be locked inside the left and right molars 4. Since the shape is formed along the inner shape of the back teeth 4, the pair of left and right floor portions 11 can be easily fixed to the inside of the left and right back teeth 4 near the cervical portion. In this case, since the inside of the left and right molars 4 near the neck is gradually inclined toward the center of the root portion, the pair of left and right floor portions 11 can be securely fixed and easily after fixing. It is possible to prevent it from coming off.
また、拡大床１０を取り外す際には、挿入部２０に取外用治具５０の引っ掛け部５２を後方から挿入して、本体部５１を持って前方に引っ張る（外力を加える）ことで、歯列部及び口蓋から拡大床１０を取り外す。
Further, when removing the enlarged floor 10, the hook portion 52 of the removal jig 50 is inserted into the insertion portion 20 from the rear, and the main body portion 51 is held and pulled forward (applying an external force) to the dentition. The enlarged floor 10 is removed from the part and the palate.
このように、本実施形態の拡大床１０によれば、拡大ねじ１５及びガイド部１６を備えた拡大床１０において、その床部１１，１１の当接面１１ａ側に所定の挿入部２０が設けられており、当接挿入部２０に取外用治具５０を挿入して外力を加えることで、拡大床１０が取外し可能になっているため、簡単な構成で拡大床１０の取外しを簡単に行うことができる。
As described above, according to the expanded floor 10 of the present embodiment, in the expanded floor 10 provided with the enlarged screw 15 and the guide portion 16, a predetermined insertion portion 20 is provided on the contact surface 11a side of the floor portions 11 and 11. Since the expansion floor 10 can be removed by inserting the removal jig 50 into the contact insertion portion 20 and applying an external force, the expansion floor 10 can be easily removed with a simple configuration. be able to.
また、本実施形態の拡大床１０によれば、上顎歯列部用の拡大床１０において、具体的に床部１１，１１の口蓋側の面における上顎歯列部側の面１１ａの後端側に挿入部２０が設けられていることで、簡単かつ確実に上顎用の拡大床１０の取外しを行うことができる。
Further, according to the enlarged floor 10 of the present embodiment, in the enlarged floor 10 for the maxillary dentition portion, specifically, the posterior end side of the maxillary dentition side surface 11a on the palatal side surface of the floor portions 11 and 11. Since the insertion portion 20 is provided in the upper jaw, the enlarged floor 10 for the maxilla can be easily and surely removed.
また、本実施形態の拡大床１０によれば、歯列部４に設けられた凸形状の係合部である突出部５に係脱される凹形状の被係合部である嵌合凹部１７が設けられているため、所謂ブリッジ等を用いないで拡大手段を備えた拡大床１０を固定することができる。また、このようなブリッジを用いないで固定する構成の場合、拡大床１０がより上顎や下顎に密着しやすいが、そのような場合にも簡単かつ確実に拡大床１０を取り外すことができる。
Further, according to the enlarged floor 10 of the present embodiment, the fitting recess 17 which is a concave engaged portion engaged with and disengaged from the protruding portion 5 which is a convex engaging portion provided in the dentition portion 4. Is provided, so that the expansion floor 10 provided with the expansion means can be fixed without using a so-called bridge or the like. Further, in the case of the configuration of fixing without using such a bridge, the enlarged floor 10 is more likely to be in close contact with the upper jaw and the lower jaw, but even in such a case, the enlarged floor 10 can be easily and surely removed.
また、本実施形態の拡大床１０によれば、挿入部２０が当接面１１ａ側に凹形状に形成されているため、拡大床１０の外面側に凹凸等ない状態で挿入部２０を形成することができる。そのため、装着感的にも美観的にも優れたものとすることができる。
Further, according to the enlarged floor 10 of the present embodiment, since the insertion portion 20 is formed in a concave shape on the contact surface 11a side, the insertion portion 20 is formed on the outer surface side of the enlarged floor 10 without unevenness. be able to. Therefore, it can be made excellent in terms of wearing feeling and aesthetics.
また、本実施形態の拡大床１０によれば、挿入部２０が端部２１から奥側２２に向けて先細り形状に形成されているため、取外用治具５０を簡単に係止することができる。また、取外用治具５０についても挿入部２０の先細り形状に合わせて先細り形状に形成されているため、スムーズに挿入部２０への挿入を行うことができ、簡単かつ確実に拡大床１０を取り外すことができる。
［発明の第２実施形態］
次に、本発明の第２実施形態について、図７，図８を用いて説明する。なお、本実施形態では、以下に説明する事項以外については前記第１実施形態と同様であるので、前記第１実施形態と異なる事項以外は説明を省略する。 Further, according to theenlarged floor 10 of the present embodiment, since the insertion portion 20 is formed in a tapered shape from the end portion 21 toward the back side 22, the removal jig 50 can be easily locked. .. Further, since the removal jig 50 is also formed in a tapered shape according to the tapered shape of the insertion portion 20, it can be smoothly inserted into the insertion portion 20, and the enlarged floor 10 can be easily and surely removed. be able to.
[Second Embodiment of the invention]
Next, the second embodiment of the present invention will be described with reference to FIGS. 7 and 8. In addition, since this embodiment is the same as the first embodiment except for the matters described below, the description thereof will be omitted except for the matters different from the first embodiment.
［発明の第２実施形態］
次に、本発明の第２実施形態について、図７，図８を用いて説明する。なお、本実施形態では、以下に説明する事項以外については前記第１実施形態と同様であるので、前記第１実施形態と異なる事項以外は説明を省略する。 Further, according to the
[Second Embodiment of the invention]
Next, the second embodiment of the present invention will be described with reference to FIGS. 7 and 8. In addition, since this embodiment is the same as the first embodiment except for the matters described below, the description thereof will be omitted except for the matters different from the first embodiment.
図７は、本発明の第２実施形態に係る歯列矯正装置を上顎歯列部に装着した状態から治具で取り外すときの様子を示す斜視図である。図８は、同実施の形態に係る挿入部と取外用治具を示す拡大下面図である。
FIG. 7 is a perspective view showing a state in which the orthodontic appliance according to the second embodiment of the present invention is removed from the state of being attached to the maxillary dentition portion with a jig. FIG. 8 is an enlarged bottom view showing the insertion portion and the removal jig according to the embodiment.
本実施形態の歯列矯正装置としての拡大床１１０は、前記した第１実施形態と同じ上顎歯列部に装着する拡大床１１０である。
The enlarged floor 110 as an orthodontic appliance of the present embodiment is an enlarged floor 110 to be attached to the same maxillary dentition portion as the first embodiment described above.
図７，図８に示すように、本実施形態では、床部１１１の歯列部への当接面１１１ａ側の前端側に所定の大きさ及び形状に形成された挿入部１２０が設けられている。この挿入部１２０は、当接面１１１ａ側に凹形状に形成されている。また、ここでは、挿入部１２０は、端側１２１（ここでは前端側）から奥側１２２（ここでは後方側）に向けて先細り形状（段々と奥側が細く狭くなる形状）となるように形成されている。
As shown in FIGS. 7 and 8, in the present embodiment, the insertion portion 120 formed in a predetermined size and shape is provided on the front end side of the floor portion 111 on the contact surface 111a side with the dentition portion. There is. The insertion portion 120 is formed in a concave shape on the contact surface 111a side. Further, here, the insertion portion 120 is formed so as to have a tapered shape (a shape in which the back side gradually becomes thinner and narrower) from the end side 121 (here, the front end side) to the back side 122 (here, the rear side). ing.
そして、この挿入部１２０に、取外用治具１５０を挿入して外力を加えることで、拡大床１１０を上顎歯列部から取外し可能となるように構成されている。この取外用治具１５０は、長細形状の本体部１５１の先端部が先細り形状に形成された（ヘラ状に形成された）引っ掛け部１５２を有するもので良い。なお、この取外用治具１５０としては、一方の先端部に引っ掛け部１５２を備えると共に、他方の先端部に前記した第１実施形態の取外用治具５０の鉤状の引っ掛け部５２を備えるように構成されていても良い。１つの治具で双方の引っ掛け部を備えていれば、前側と後側の両方の取り外しに対応することができる。
Then, by inserting the removal jig 150 into the insertion portion 120 and applying an external force, the enlarged floor 110 is configured to be removable from the maxillary dentition portion. The removal jig 150 may have a hooking portion 152 in which the tip end portion of the elongated main body portion 151 is formed in a tapered shape (formed in a spatula shape). The removal jig 150 is provided with a hooking portion 152 at one tip and a hook-shaped hooking portion 52 of the removal jig 50 of the first embodiment described above at the other tip. It may be configured in. If both hooks are provided with one jig, both the front side and the rear side can be removed.
本実施形態の拡大床１１０によれば、上顎歯列部用の拡大床１１０において、具体的に床部１１１の口蓋側の面１１１ａの前端側に挿入部１２０が設けられていることで、簡単かつ確実に上顎用の拡大床１１０の取外しを行うことができる。
［発明の第３実施形態］
次に、本発明の第３実施形態について説明する。なお、本実施形態では、以下に説明する事項以外については前記第１実施形態と同様であるので、前記第１実施形態と異なる事項以外は説明を省略する。 According to theenlarged floor 110 of the present embodiment, in the enlarged floor 110 for the maxillary dentition portion, the insertion portion 120 is specifically provided on the front end side of the palate-side surface 111a of the floor portion 111. Moreover, the enlarged floor 110 for the upper jaw can be reliably removed.
[Third Embodiment of the invention]
Next, a third embodiment of the present invention will be described. In addition, since this embodiment is the same as the first embodiment except for the matters described below, the description thereof will be omitted except for the matters different from the first embodiment.
［発明の第３実施形態］
次に、本発明の第３実施形態について説明する。なお、本実施形態では、以下に説明する事項以外については前記第１実施形態と同様であるので、前記第１実施形態と異なる事項以外は説明を省略する。 According to the
[Third Embodiment of the invention]
Next, a third embodiment of the present invention will be described. In addition, since this embodiment is the same as the first embodiment except for the matters described below, the description thereof will be omitted except for the matters different from the first embodiment.
本実施形態の拡大床は、前記した第１実施形態と異なり下顎歯列部に装着する拡大床である。
The enlarged bed of the present embodiment is an enlarged bed to be attached to the mandibular dentition portion unlike the first embodiment described above.
本実施形態では、前記した第１実施形態と同様に、床部の歯列部への当接面側の後端側に所定の大きさ及び形状に形成された挿入部（図示省略）が設けられている。この挿入部は、当接面側に凹形状に形成されている。また、ここでは、挿入部は、端側（ここでは後端側）から奥側（ここでは前方側）に向けて先細り形状（段々と奥側が細く狭くなる形状）となるように形成されている。
In the present embodiment, as in the first embodiment described above, an insertion portion (not shown) formed in a predetermined size and shape is provided on the rear end side of the floor portion on the contact surface side with the dentition portion. Has been done. This insertion portion is formed in a concave shape on the contact surface side. Further, here, the insertion portion is formed so as to have a tapered shape (a shape in which the back side gradually becomes thinner and narrower) from the end side (here, the rear end side) to the back side (here, the front side). ..
そして、この挿入部に、取外用治具を挿入して外力を加えることで、拡大床を上顎歯列部から取外し可能となるように構成されている。この取外用治具は、前記した第１実施形態と同様のものを用いれば良い。
Then, by inserting a removal jig into this insertion part and applying an external force, the enlarged floor can be removed from the maxillary dentition part. As the removal jig, the same jig as in the first embodiment described above may be used.
本実施形態の拡大床によれば、下顎歯列部用の拡大床において、具体的に床部の口蓋側の面の後端側に挿入部が設けられていることで、簡単かつ確実に下顎用の拡大床の取外しを行うことができる。
［発明の他の実施形態］
本発明の各実施形態を説明したが、これらの実施形態は、例として提示したものであり、発明の範囲を限定することは意図していない。これらの実施形態は、その他の様々な形態で実施されることが可能であり、発明の要旨を逸脱しない範囲で、種々の省略、置き換え、変更、組み合わせを行うことができる。これらの実施形態やその変形例は、発明の範囲や要旨に含まれると同様に、特許請求の範囲に記載された発明とその均等の範囲に含まれるものである。 According to the expanded floor of the present embodiment, in the expanded floor for the mandibular dentition portion, the lower jaw is easily and surely provided by providing the insertion portion specifically on the posterior end side of the palatal side surface of the floor portion. The enlarged floor can be removed.
[Other Embodiments of the Invention]
Although each embodiment of the present invention has been described, these embodiments are presented as examples and are not intended to limit the scope of the invention. These embodiments can be implemented in various other embodiments, and various omissions, replacements, changes, and combinations can be made without departing from the gist of the invention. These embodiments and variations thereof are included in the scope and the gist of the invention as well as the invention described in the claims and the equivalent scope thereof.
［発明の他の実施形態］
本発明の各実施形態を説明したが、これらの実施形態は、例として提示したものであり、発明の範囲を限定することは意図していない。これらの実施形態は、その他の様々な形態で実施されることが可能であり、発明の要旨を逸脱しない範囲で、種々の省略、置き換え、変更、組み合わせを行うことができる。これらの実施形態やその変形例は、発明の範囲や要旨に含まれると同様に、特許請求の範囲に記載された発明とその均等の範囲に含まれるものである。 According to the expanded floor of the present embodiment, in the expanded floor for the mandibular dentition portion, the lower jaw is easily and surely provided by providing the insertion portion specifically on the posterior end side of the palatal side surface of the floor portion. The enlarged floor can be removed.
[Other Embodiments of the Invention]
Although each embodiment of the present invention has been described, these embodiments are presented as examples and are not intended to limit the scope of the invention. These embodiments can be implemented in various other embodiments, and various omissions, replacements, changes, and combinations can be made without departing from the gist of the invention. These embodiments and variations thereof are included in the scope and the gist of the invention as well as the invention described in the claims and the equivalent scope thereof.
例えば、上記各実施形態では、拡大床１０の素材、形状については、口腔内に挿入することができるもので同様の機能を有するものであれば、適宜の素材で構成されていてもよい。
For example, in each of the above embodiments, the material and shape of the enlarged floor 10 may be made of an appropriate material as long as it can be inserted into the oral cavity and has the same function.
また、上記各実施形態では、歯列矯正装置としての拡大床１０に係止手段としてワイヤー等を有しない例について説明したが、これに限らずワイヤー等を有するものに適用しても良い。
Further, in each of the above embodiments, an example in which the enlarged floor 10 as an orthodontic appliance does not have a wire or the like as a locking means has been described, but the present invention is not limited to this and may be applied to those having a wire or the like.
また、上記各実施形態では、主に、歯列部に拡大床１０を直接装着したときに、当該歯列部から拡大床１０を取り外す場合について説明したが、これに限るものではない。例えば、アライナー等のマウスピースを装着した上にさらに拡大床１０を装着したときに、当該マウスピースに対して拡大床１０を取り外す場合にも、本発明は適用可能である。
Further, in each of the above embodiments, the case where the expanded floor 10 is removed from the dentition portion when the expanded floor 10 is directly attached to the dentition portion has been mainly described, but the present invention is not limited to this. For example, the present invention can be applied even when the enlarged floor 10 is removed from the mouthpiece when the enlarged floor 10 is further attached to the mouthpiece such as an aligner.
１ 口腔
４ 奥歯（歯列部）
５ 突出部（係合部）
１０，１１０ 拡大床（歯列矯正装置）
１１，１１１ 床部
１１ａ，１１１ａ 当接面
１２ 樹脂製シート
１５ 拡大ねじ（拡大手段）
１６ ガイド部（拡大手段）
１７ 嵌合凹部（被係止部）
２０，１２０ 挿入部
５０，１５０ 取外用治具
５１，１５１ 本体部
５２，１５２ 引っ掛け部 1Oral cavity 4 Molars (dentition)
5 Protruding part (engaging part)
10,110 Enlarged floor (orthodontic appliance)
11,111 Floors 11a, 111a Contact surface 12 Resin sheet 15 Enlargement screw (enlargement means)
16 Guide section (enlargement means)
17 Fitting recess (locked part)
20,120 Insertion part 50,150 Removal jig 51,151 Main body part 52,152 Hook part
４ 奥歯（歯列部）
５ 突出部（係合部）
１０，１１０ 拡大床（歯列矯正装置）
１１，１１１ 床部
１１ａ，１１１ａ 当接面
１２ 樹脂製シート
１５ 拡大ねじ（拡大手段）
１６ ガイド部（拡大手段）
１７ 嵌合凹部（被係止部）
２０，１２０ 挿入部
５０，１５０ 取外用治具
５１，１５１ 本体部
５２，１５２ 引っ掛け部 1
5 Protruding part (engaging part)
10,110 Enlarged floor (orthodontic appliance)
11,111
16 Guide section (enlargement means)
17 Fitting recess (locked part)
20,120 Insertion part 50,150 Removal jig 51,151 Main body part 52,152 Hook part
Claims (7)
- 歯列部の内側に係止される左右一対の床部と、
前記左右一対の床部の間に設けられ、前記左右一対の床部の間を外側に広げる拡大手段と、を備えた歯列矯正装置であって、
前記床部の当接面側に挿入部が設けられており、
該挿入部に取外用治具を挿入して外力を加えることで取外し可能に構成されたことを特徴とする歯列矯正装置。 A pair of left and right floors that are locked inside the dentition,
An orthodontic appliance provided between the pair of left and right floors and provided with an expanding means for expanding the space between the pair of left and right floors to the outside.
An insertion portion is provided on the contact surface side of the floor portion, and the insertion portion is provided.
An orthodontic appliance characterized in that it can be removed by inserting a removal jig into the insertion portion and applying an external force. - 前記歯列部は上顎歯列部であり、
前記床部の前記口蓋側の面における前記上顎歯列部側の面の後端側に前記挿入部が設けられていることを特徴とする請求項１に歯列矯正装置。 The dentition is the maxillary dentition,
The orthodontic appliance according to claim 1, wherein the insertion portion is provided on the rear end side of the surface on the palatal side of the floor portion on the surface on the maxillary dentition side. - 前記歯列部は上顎歯列部であり、
前記床部の前記口蓋側の面の前端側に前記挿入部が設けられていることを特徴とする請求項１に記載の歯列矯正装置。 The dentition is the maxillary dentition and
The orthodontic appliance according to claim 1, wherein the insertion portion is provided on the front end side of the palate side surface of the floor portion. - 前記歯列部は下顎歯列部であり、
前記床部の前記口底側の面における前記下顎歯列部側の面の後端側に前記挿入部が設けられていることを特徴とする請求項１に記載の歯列矯正装置。 The dentition is the mandibular dentition and
The orthodontic appliance according to claim 1, wherein the insertion portion is provided on the rear end side of the surface of the floor portion on the side of the floor of the mouth on the side of the mandibular dentition. - 前記床部の周縁部に、前記歯列部に設けられて凸形状に形成された係合部に係脱される凹形状の被係合部が設けられていることを特徴とする請求項１乃至４の何れか一項に記載の歯列矯正装置。 Claim 1 is characterized in that a concave engaged portion that is engaged with and disengaged from an engaging portion provided in the dentition portion and formed in a convex shape is provided on the peripheral edge portion of the floor portion. The orthodontic appliance according to any one of 4 to 4.
- 前記挿入部は、当接面側に凹形状に形成されていることを特徴とする請求項１乃至５の何れか一項に記載の歯列矯正装置。 The orthodontic appliance according to any one of claims 1 to 5, wherein the insertion portion is formed in a concave shape on the contact surface side.
- 前記挿入部は、端側から奥側に向けて先細り形状に形成されていることを特徴とする請求項６に記載の歯列矯正装置。 The orthodontic appliance according to claim 6, wherein the insertion portion is formed in a tapered shape from the end side to the back side.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020237010821A KR20230095929A (en) | 2020-10-28 | 2021-09-16 | orthodontic appliances |
| CN202180071014.0A CN116367791A (en) | 2020-10-28 | 2021-09-16 | Dentition correction device |
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| JP2020-180129 | 2020-10-28 | ||
| JP2020180129A JP6910673B1 (en) | 2020-10-28 | 2020-10-28 | Orthodontic appliance |
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| WO2022091621A1 true WO2022091621A1 (en) | 2022-05-05 |
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| JP (1) | JP6910673B1 (en) |
| KR (1) | KR20230095929A (en) |
| CN (1) | CN116367791A (en) |
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| WO2023079724A1 (en) * | 2021-11-08 | 2023-05-11 | ＳｈｅｅｐＭｅｄｉｃａｌ株式会社 | Orthodontic mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011045530A (en) * | 2009-08-27 | 2011-03-10 | Kiyohiko Yanagisawa | Dental jaw position correcting device |
| US20190314119A1 (en) * | 2018-04-11 | 2019-10-17 | Align Technology, Inc. | Releasable palatal expanders |
| JP2020018401A (en) * | 2018-07-30 | 2020-02-06 | 株式会社デンタルアシスト | Orthodontic appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4332641B2 (en) | 2004-08-02 | 2009-09-16 | 株式会社産学連携機構九州 | Orthodontic appliance |
| US10449016B2 (en) * | 2014-09-19 | 2019-10-22 | Align Technology, Inc. | Arch adjustment appliance |
| US10959810B2 (en) * | 2015-07-07 | 2021-03-30 | Align Technology, Inc. | Direct fabrication of aligners for palate expansion and other applications |
| CN114224534A (en) * | 2016-12-02 | 2022-03-25 | 阿莱恩技术有限公司 | Palatal expander and method of expanding a palate |
| WO2019069163A1 (en) * | 2017-10-06 | 2019-04-11 | 3M Innovative Properties Company | Orthodontic palatal expander including split beams |
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- 2021-09-15 TW TW110134363A patent/TWI792564B/en active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011045530A (en) * | 2009-08-27 | 2011-03-10 | Kiyohiko Yanagisawa | Dental jaw position correcting device |
| US20190314119A1 (en) * | 2018-04-11 | 2019-10-17 | Align Technology, Inc. | Releasable palatal expanders |
| JP2020018401A (en) * | 2018-07-30 | 2020-02-06 | 株式会社デンタルアシスト | Orthodontic appliance |
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| CN116367791A (en) | 2023-06-30 |
| TW202216089A (en) | 2022-05-01 |
| JP2022071266A (en) | 2022-05-16 |
| JP6910673B1 (en) | 2021-07-28 |
| KR20230095929A (en) | 2023-06-29 |
| TWI792564B (en) | 2023-02-11 |
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