CN110811966A - Tooth wear prevention tooth socket and manufacturing method thereof - Google Patents
Tooth wear prevention tooth socket and manufacturing method thereof Download PDFInfo
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- CN110811966A CN110811966A CN201911173020.8A CN201911173020A CN110811966A CN 110811966 A CN110811966 A CN 110811966A CN 201911173020 A CN201911173020 A CN 201911173020A CN 110811966 A CN110811966 A CN 110811966A
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- elastic sheet
- sheet body
- tooth socket
- tooth
- mold
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/56—Devices for preventing snoring
- A61F5/566—Intra-oral devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/10—Forming by pressure difference, e.g. vacuum
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/56—Devices for preventing snoring
- A61F2005/563—Anti-bruxisme
Abstract
The invention provides an anti-abrasion tooth socket and a manufacturing method thereof. Compared with the prior art that the anti-bruxism tooth socket is prepared by adopting the single-component diaphragm, the anti-bruxism tooth socket can improve the wearing comfort of the tooth socket, reduce the damage of the occlusion of upper and lower teeth to the teeth and reduce the abrasion of the anti-bruxism tooth socket.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an anti-abrasion tooth socket and a manufacturing method thereof.
Background
Bruxism refers to an unconscious tooth grinding or tooth tight biting action of a patient during sleeping, and because tooth grinding is often accompanied by 'creaky' sound, also called 'tooth biting', and because the tooth grinding often occurs at night, other people are often influenced to have a rest, and long-term tooth grinding can grind off one layer of enamel on the outer surface, expose dentin on the inner surface, cause aching pain after the teeth are stimulated, and greatly improve the sensitivity to cold, heat, acid and sweet. Severe patients can cause irritation of the gums, persistent pain, loosening and loss of teeth. In addition, if the children grind their teeth, they will also affect their growth and development, and have the symptoms of unbalanced nutrition, short stature and emaciation.
The treatment methods of bruxism are various, for example, the existing anti-bruxism tooth socket is directly worn in the oral cavity of a patient, and the upper and lower tooth surfaces cannot be contacted by arranging a barrier at the occlusion part of the upper and lower teeth, so that the purpose of preventing tooth abrasion is achieved. Because the tooth socket is adopted to replace the direct contact of the upper and lower tooth surfaces, the occlusion is caused on the tooth socket worn on the upper and lower teeth, and the damage of the molars to the teeth is reduced.
The service life of the existing anti-bruxism tooth socket is short, the tooth socket is usually replaced within 2-3 days, the wear resistance of the anti-bruxism tooth socket is poor, the treatment of bruxism generally needs a long period, a large amount of anti-bruxism tooth sockets are needed, and the waste of materials is caused; at present, the tooth of different types can be generally used by the anti-bruxism tooth socket on the market, so that the fitting property of the anti-bruxism tooth socket and the tooth is poor, and the tooth abrasion prevention effect is influenced.
Disclosure of Invention
In view of the above circumstances, the present invention provides an anti-wear tooth socket and a manufacturing method thereof, which solves the technical problem of poor wear resistance of the existing anti-wear tooth socket, reduces the wear of the upper and lower teeth occlusion on teeth and the wear of the anti-wear tooth socket through the arrangement of a foamed section, and can improve the wearing comfort of the tooth socket.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an abrasionproof tooth facing, includes the facing body, the facing body is formed by the preparation of face-to-face butt joint's diaphragm and elastic sheet body, the elastic sheet body is the foaming section bar, the diaphragm is located elastic sheet body upper surface.
In the embodiment of the invention, the foaming density of the elastic sheet body is 0.2-0.6 g/cm3。
The invention also provides a method for manufacturing the wear-resistant tooth socket, which is characterized by comprising the following steps of:
providing a membrane;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
attaching the film sheet to the elastic sheet body in a face-to-face mode;
providing a dental model and a mold, and placing the dental model in the mold;
placing the attached membrane and the elastic sheet body in a mold and placing the mold on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
The invention further provides an anti-abrasion tooth socket which comprises a tooth socket body, wherein the tooth socket body is formed by making a film and an elastic sheet body which are in butt joint face to face, the elastic sheet body is a foaming section, and the film is positioned on the lower surface of the elastic sheet body.
The invention also provides a method for manufacturing the wear-resistant tooth socket, which comprises the following steps:
providing a membrane;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
attaching the elastic sheet body to the film sheet face to face;
providing a dental model and a mold, and placing the dental model in the mold;
placing the attached membrane and the elastic sheet body in a mold and placing the mold on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
The invention further provides a three-layer structural anti-molar tooth socket which comprises a socket body, wherein the socket body is formed by a composite sheet body formed by a first sheet layer, a second sheet layer and a third sheet layer which are sequentially arranged from top to bottom, the first sheet layer, the second sheet layer and the third sheet layer are respectively a diaphragm, an elastic sheet body and a diaphragm, and the elastic sheet body is a foaming section.
In the embodiment of the invention, the foaming density of the elastic sheet body is 0.2-0.6 g/cm3。
The invention also provides a method for manufacturing the three-layer structural anti-bruxism tooth socket, which comprises the following steps:
providing two diaphragms;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
clamping the elastic sheet body between the two diaphragms to form a composite sheet body;
providing a dental model and a mold, and placing the dental model in the mold;
placing the composite sheet body in a mold and on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
The invention further provides a three-layer structural anti-molar tooth socket which comprises a socket body, wherein the socket body is formed by a composite sheet body formed by a first sheet layer, a second sheet layer and a third sheet layer which are sequentially arranged from top to bottom, the first sheet layer, the second sheet layer and the third sheet layer are respectively an elastic sheet body, a diaphragm and an elastic sheet body, and the elastic sheet body is a foaming section.
The invention also provides a method for manufacturing the three-layer structural anti-bruxism tooth socket, which comprises the following steps:
providing a membrane;
providing two elastic sheet bodies, wherein the elastic sheet bodies are foaming sectional materials;
clamping the membrane between the two elastic sheet bodies to form a composite sheet body;
providing a dental model and a mold, and placing the dental model in the mold;
placing the composite sheet body in a mold and on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
(1) compared with the prior art that the anti-bruxism tooth socket is prepared by adopting the single-component diaphragm, the elastic sheet body has flexibility and can play a role in buffering, so that teeth can be effectively protected, and the damage of upper and lower teeth occlusion to the teeth is reduced. When the elastic sheet body is arranged on the outer side and is not contacted with teeth, the elastic sheet body can play a role in preventing the molars from making sound; when the elastic sheet body is arranged on the inner side and contacts with teeth, the wearing comfort of the wear-resistant tooth socket can be improved.
(2) According to the three-layer tooth wear-resistant tooth socket, the first layer, the second layer and the third layer are compounded to prepare the three-layer tooth wear-resistant tooth socket, the elastic sheet body is a foaming section, when the elastic sheet body is arranged in the middle layer and is not in contact with teeth, the elastic sheet body can play a role in buffering and damping, and the membrane layers on the two sides of the elastic sheet body are beneficial to improving the wear resistance of the three-layer tooth wear-resistant tooth socket; when the elastic sheet body is arranged at the inner sides of the two sides of the diaphragm and is contacted with teeth, the wearing comfort of the anti-abrasion tooth socket can be improved, and the effects of buffering and shock absorption are achieved.
(3) The elastic sheet body adopted by the invention belongs to medical materials, is prepared by a physical gas foaming method, does not contain any chemical additive, has no harm to human health, and is safer and more environment-friendly.
(4) The diaphragm and the elastic sheet body are preferably made of polyurethane, and the polyurethane has better wear resistance, so that the durability of the tooth wear prevention tooth socket can be improved.
Drawings
Figure 1 is a schematic plan view of the anti-bruxism mouthpiece of the present invention.
Figure 2 is a schematic cross-sectional view of a first embodiment of the present invention illustrating a molar resistant mouthpiece.
Figure 3 is a schematic cross-sectional view of a second embodiment of the present invention illustrating a molar resistant mouthpiece.
FIG. 4 is a schematic plan view of a three-layer teething-resistant mouthpiece of the present invention.
Figure 5 is a schematic cross-sectional view of a three-layer structured anti-bruxism mouthpiece according to a third embodiment of the present invention.
Figure 6 is a schematic cross-sectional view of a three-layered structured anti-bruxism mouthpiece according to a fourth embodiment of the present invention.
The correspondence of reference numerals to components is as follows:
a molar-proof tooth socket 1; a mouthpiece body 11; a tooth socket 12; a membrane 111; an elastic sheet body 112; the three-layer structure type molar-proof tooth socket 2; a mouthpiece body 21; a first sheet layer 211; a second sheet layer 212; a third slice layer 213; the tooth socket 22.
Detailed Description
To facilitate an understanding of the present invention, the following description is made in conjunction with the accompanying drawings and examples.
Referring to fig. 1 and 2, a first embodiment of the present invention provides an anti-wear mouthpiece 1, including a mouthpiece body 11, a tooth socket 12 is formed in the mouthpiece body 11, the mouthpiece body 11 is formed by a film 111 and an elastic sheet 112 that are in face-to-face butt joint, the film 111 is located on an upper surface of the elastic sheet 112, and the elastic sheet 112 is a foamed profile.
In the embodiment of the invention, the elastic sheet body belongs to a medical material, has good biocompatibility, no additive, safety and high comfort; the elastic sheet body is made by adopting a physical gas foaming method, and a chemical foaming agent is avoided, so that the material is safer and more environment-friendly, and the threat of the tooth socket material to the health of a human body is avoided. Preferably, the elastic sheet body can be prepared by a physical gas foaming method from a polyurethane raw material in the presence of a physical gas foaming agent, the foam holes in the foamed section formed by foaming are all closed, and the foam holes are uniformly formed in the foamed section.
Preferably, the foaming density of the elastic sheet body is 0.2-0.6 g/cm3The foaming density of the elastic sheet body is limited to be 0.2-0.6 g/cm3The degree of flexibility of the elastic sheet body is limited, the wearing comfort level is improved, and the buffering and damping effects of the tooth wear preventing tooth socket are guaranteed. Preferably, the elastic sheet has a foam density of 0.3g/cm3、0.35g/cm3Or 0.54g/cm3。
When the diaphragm is located when the upper surface of elastic sheet body, formed the abrasionproof facing of elastic sheet body by the diaphragm encirclement in inside, elastic sheet body and tooth direct contact, because the elastic sheet body makes the contact of tooth and elastic sheet body soft for the flexibility, improve the travelling comfort of tooth, on the other hand diaphragm setting is in the outside of elastic sheet body, and the wearability of diaphragm is superior to the elastic sheet body, so the wearing resistance of diaphragm setting at the outside abrasionproof facing of elastic sheet body is better.
In the embodiment of the invention, the tooth socket is arranged according to the teeth of a person, the tooth wear prevention tooth socket has good adaptability to the teeth of a wearer, and the wearing comfort is improved.
The membrane and the elastic sheet body are both made of thermoplastic materials, and the characteristics of softening by heating and hardening by cooling of the thermoplastic materials are utilized to ensure that the membrane and the elastic sheet body can be connected into a whole by hot melting, no butt joint seam exists, the integrity is good, and the firmness is high.
In the embodiment of the invention, the tooth socket body 11 and the tooth jaw model are arranged in a mould through a membrane and an elastic sheet body which are in face-to-face butt joint so as to be subjected to plastic suction forming, specifically, the tooth jaw model is positioned in a vacuum adsorption forming machine to be used as a male mould for preparing and processing the anti-grinding tooth socket, a composite structure of the membrane and the elastic sheet body is positioned on the tooth jaw model in the mould, then the mould is heated so as to melt the composite structure, and the composite structure is wrapped on the tooth jaw model, so that the anti-grinding tooth socket matched with the tooth jaw model is formed after forming. Preferably, when the tooth socket is manufactured, the mold is vacuumized by a vacuum adsorption method, so that the molten composite structure can be tightly wrapped on the tooth jaw model. In the embodiment of the invention, the heating time is 20 to 30 seconds, and the temperature is about 200 to 220 ℃. The heating time and temperature can be selected according to the selected material. The dental model can be manufactured by adopting a common 3D printing technology in the prior art, and has the characteristics of quick forming and low cost.
In the embodiment of the invention, the elastic sheet body and the diaphragm are made of the same or different materials; specifically, the membrane is made of polyurethane or polyethylene terephthalate-1, 4-cyclohexanedimethanol ester or polycarbonate; the elastic sheet body is made of polyurethane or polyethylene terephthalate-1, 4-cyclohexane dimethanol ester or polycarbonate. Preferably, the diaphragm and the elastic sheet body are made of polyurethane, and the polyurethane has high wear resistance and can improve the durability of the tooth wear prevention tooth socket.
In the embodiment of the invention, the thickness of the elastic sheet body is 0.5-1.0 mm, the elastic sheet body is preferably thicker, and the elastic sheet body has a certain deformation amount during plastic suction molding, so that the manufactured anti-abrasion tooth socket has a better elastic function; the thickness of the diaphragm is 0.4-1.0 mm; according to the invention, the thickness of the elastic sheet body and the thickness of the diaphragm are limited, so that the integral thickness of the prepared tooth socket can be ensured to have good compatibility with teeth, and the wearing of the tooth socket with thicker thickness can be avoided to have a foreign body feeling. The wearing is comfortable, the oral cavity has no foreign body sensation, and if the tooth socket is thick, the tongue can be stimulated to secrete saliva, so that the comfortable sensation is reduced; preferably, the wall thickness of the tooth wear prevention tooth socket is 0.7-1.5 mm. Preferably, the thickness of the elastic sheet body is 0.6mm, 0.7mm, 0.76mm, 0.8mm, 0.9mm or 0.95 mm. The membrane has a thickness of 0.5mm, 0.6mm, 0.67mm, 0.76mm, 0.8mm, 0.9mm or 0.95 mm. The wall thickness of the molar-proof tooth socket is 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm or 1.4 mm.
The invention also provides a manufacturing method of the tooth socket for preventing the tooth from being abraded, and the manufacturing method of the tooth socket for preventing the tooth from being abraded is explained below.
The manufacturing method of the tooth wear prevention tooth socket comprises the following steps:
providing a membrane;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
attaching the film sheet to the elastic sheet body in a face-to-face mode;
providing a dental model and a mold, and placing the dental model in the mold;
placing the attached membrane and the elastic sheet body in a mold and placing the mold on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
Specifically, can heat the mould in order to make diaphragm and elastic sheet body melt, then with evacuation in the mould for the parcel that diaphragm and elastic sheet body can be tight is on the tooth jaw model, after the cooling shaping, takes out tooth jaw model and the facing of going up the parcel, and then takes off the facing, cuts out unnecessary part, just made the anti-grinding facing.
In the embodiment of the invention, the elastic sheet body is contacted with the dental model, so that the inner side of the prepared molar-resistant tooth socket is the elastic sheet body, namely the elastic sheet body is contacted with teeth.
As shown in fig. 1 and fig. 3, in a second embodiment of the present invention, an anti-wear mouthpiece 1 is further provided, which includes a mouthpiece body 11, a tooth socket 12 is formed in the mouthpiece body 11, the mouthpiece body is made of a film 111 and an elastic sheet 112 that are butted with each other in a face-to-face manner, the elastic sheet 112 is a foamed profile, and the film 111 is located on a lower surface of the elastic sheet 112. The first and second embodiments of the present anti-molar mouthpiece may have the same appearance but different internal structure, so a plan view of the first embodiment of the present anti-molar mouthpiece will be used in describing the second embodiment.
In the embodiment of the invention, the elastic sheet body belongs to a medical material, has good biocompatibility, no additive, safety and high comfort; the elastic sheet body is made by adopting a physical gas foaming method, and a chemical foaming agent is avoided, so that the material is safer and more environment-friendly, and the threat of the tooth socket material to the health of a human body is avoided. Preferably, the elastic sheet body can be prepared by a physical gas foaming method from a polyurethane raw material in the presence of a physical gas foaming agent, the foam holes in the foamed section formed by foaming are all closed, and the foam holes are uniformly formed in the foamed section.
Preferably, the foaming density of the elastic sheet body is 0.2-0.6 g/cm3The foaming density of the elastic sheet body is limited to be 0.2-0.6 g/cm3The degree of flexibility of the elastic sheet body is limited, the wearing comfort level is improved, and the buffering and damping effects of the tooth wear preventing tooth socket are guaranteed. Preferably, the elastic sheet has a foam density of 0.3g/cm3、0.35g/cm3Or 0.54g/cm3。
When the diaphragm is positioned on the lower surface of the elastic sheet body, the anti-abrasion tooth socket with the diaphragm surrounded by the elastic sheet body is formed, the diaphragm on the inner side is directly contacted with teeth, and when a tooth grinding symptom occurs, the anti-abrasion tooth socket between the upper teeth and the lower teeth is directly contacted through the elastic sheet body, so that the sound emitted by the teeth grinding can be avoided, and the noise reduction effect is achieved; on the other hand, because the flexibility of the elastic sheet body can play a role in buffering and damping, the occlusion acting force acting on the elastic sheet body is reduced, and the abrasion to teeth can be reduced.
In the embodiment of the invention, the tooth socket is arranged according to the teeth of a person, the tooth wear prevention tooth socket has good adaptability to the teeth of a wearer, and the wearing comfort is improved.
The membrane and the elastic sheet body are both made of thermoplastic materials, and the characteristics of softening by heating and hardening by cooling of the thermoplastic materials are utilized to ensure that the membrane and the elastic sheet body can be connected into a whole by hot melting, no butt joint seam exists, the integrity is good, and the firmness is high.
In the embodiment of the invention, the tooth socket body 11 and the tooth jaw model are arranged in a mould through a membrane and an elastic sheet body which are in face-to-face butt joint so as to be subjected to plastic suction forming, specifically, the tooth jaw model is positioned in a vacuum adsorption forming machine to be used as a male mould for preparing and processing the anti-grinding tooth socket, a composite structure of the membrane and the elastic sheet body is positioned on the tooth jaw model in the mould, then the mould is heated so as to melt the composite structure, and the composite structure is wrapped on the tooth jaw model, so that the anti-grinding tooth socket matched with the tooth jaw model is formed after forming. Preferably, when the tooth socket is manufactured, the mold is vacuumized by a vacuum adsorption method, so that the molten composite structure can be tightly wrapped on the tooth jaw model. In the embodiment of the invention, the heating time is 20 to 30 seconds, and the temperature is about 200 to 220 ℃. The heating time and temperature can be selected according to the selected material. The dental model can be manufactured by adopting a common 3D printing technology in the prior art, and has the characteristics of quick forming and low cost.
In the embodiment of the invention, the elastic sheet body and the diaphragm are made of the same or different materials; specifically, the membrane is made of polyurethane or polyethylene terephthalate-1, 4-cyclohexanedimethanol ester or polycarbonate; the elastic sheet body is made of polyurethane or polyethylene terephthalate-1, 4-cyclohexane dimethanol ester or polycarbonate. Preferably, the diaphragm and the elastic sheet body are made of polyurethane, and the polyurethane has high wear resistance and can improve the durability of the tooth wear prevention tooth socket.
In the embodiment of the invention, the thickness of the elastic sheet body is 0.5-1.0 mm, and the thickness of the diaphragm is 0.4-1.0 mm; according to the invention, the thickness of the elastic sheet body and the thickness of the diaphragm are limited, so that the integral thickness of the prepared tooth socket can be ensured to have good compatibility with teeth, and the wearing of the tooth socket with thicker thickness can be avoided to have a foreign body feeling. The wearing is comfortable, the oral cavity has no foreign body sensation, and if the tooth socket is thick, the tongue can be stimulated to secrete saliva, so that the comfortable sensation is reduced; preferably, the wall thickness of the tooth wear prevention tooth socket is 0.7-1.5 mm. Preferably, the thickness of the elastic sheet body is 0.6mm, 0.7mm, 0.76mm, 0.8mm, 0.9mm or 0.95 mm. The membrane has a thickness of 0.5mm, 0.6mm, 0.67mm, 0.76mm, 0.8mm, 0.9mm or 0.95 mm. The wall thickness of the molar-proof tooth socket is 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm or 1.4 mm.
The invention also provides a manufacturing method of the tooth socket for preventing tooth grinding, which is explained below.
The manufacturing method of the tooth wear prevention tooth socket comprises the following steps:
providing a membrane;
providing an elastic sheet body which is a foaming section;
attaching the elastic sheet body to the film sheet face to face;
providing a dental model and a mold, and placing the dental model in the mold;
placing the attached membrane and the elastic sheet body in a mold and placing the mold on a dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
Specifically, can heat the mould in order to make diaphragm and elastic sheet body melt, then with evacuation in the mould for the parcel that diaphragm and elastic sheet body can be tight is on the tooth jaw model, after the cooling shaping, takes out tooth jaw model and the facing of going up the parcel, and then takes off the facing, cuts out unnecessary part, just made the anti-grinding facing.
In the embodiment of the invention, the diaphragm is contacted with the dental model, so that the inner side of the anti-molar tooth socket prepared by the method is the diaphragm, namely the diaphragm is contacted with teeth.
As shown in fig. 4 and 5, a third embodiment of the present invention provides a three-layer structured molar-resistant mouthpiece 2, including a mouthpiece body 21 and a dental socket 22 formed in the mouthpiece body 21, wherein the mouthpiece body 21 is made of a composite sheet formed by a first sheet layer 211, a second sheet layer 212 and a third sheet layer 213 sequentially disposed from top to bottom, the first sheet layer 211, the second sheet layer 212 and the third sheet layer 213 are respectively an elastic sheet body, a diaphragm and an elastic sheet body, and the elastic sheet body is a foamed profile.
When utilizing compound piece system to make and preventing the facing of grinding one's teeth in sleep, this compound lamellar body can be according to the required dynamics design corresponding hardness of tooth correction, and the abrasionproof facing of making like this has simultaneously and rescues the function for when wearing this facing, can enough play good correction effect, can have the effect of preventing grinding one's teeth in sleep again. The hardness of the composite sheet body is mainly derived from the hardness of the membrane, and the hardness of the membrane can be designed according to needs.
In the embodiment of the invention, the elastic sheet body belongs to a medical material, has good biocompatibility, no additive, safety and high comfort; the elastic sheet body is made by adopting a physical gas foaming method, and a chemical foaming agent is avoided, so that the material is safer and more environment-friendly, and the threat of the tooth socket material to the health of a human body is avoided. Preferably, the elastic sheet body can be prepared by a physical gas foaming method from a polyurethane raw material in the presence of a physical gas foaming agent, the foam holes in the foamed section formed by foaming are all closed, and the foam holes are uniformly formed in the foamed section.
Preferably, the foaming density of the elastic sheet body is 0.2-0.6 g/cm3The foaming density of the elastic sheet body is limited, so that the flexibility degree of the elastic sheet body is limited, the wearing comfort level is improved, and the buffering and damping effects of the tooth wear prevention tooth socket are guaranteed. Preferably, the elastic sheet has a foam density of 0.3g/cm3、0.35g/cm3Or 0.54g/cm3。
Specifically, as shown in fig. 1 and 2, when the first sheet layer 211 and the third sheet layer 213 are elastic sheets and the second sheet layer 212 is a diaphragm, an anti-abrasion tooth socket with a diaphragm surrounded by the elastic sheets is formed, the elastic sheets on both sides of the diaphragm are in direct contact with the teeth and the tissues in the oral cavity respectively, because the elastic sheets are flexible, the teeth, the tissues in the oral cavity and the anti-abrasion tooth socket are in soft contact, and the comfort of the teeth and the oral cavity is improved, and meanwhile, when a tooth grinding symptom occurs, the anti-abrasion tooth socket 1 between the upper teeth and the lower teeth is in direct contact with the elastic sheets, so that the anti-abrasion tooth socket not only can play a role in buffering and damping, reduce the damage to the teeth, but also can avoid the sound emitted by the teeth, and has a silencing effect; on the other hand, due to the buffering effect of the elastic sheet body, the acting force on the anti-molar tooth socket is reduced when the upper teeth and the lower teeth are meshed, and the durability of the anti-molar tooth socket is improved.
In the embodiment of the invention, the tooth socket body and the dentognathic model are placed in a mold through the film and the elastic sheet body which are in face-to-face butt joint, and then are subjected to plastic suction molding.
The membrane and the elastic sheet body are both made of thermoplastic materials, and the characteristics of softening by heating and hardening by cooling of the thermoplastic materials are utilized to ensure that the membrane and the elastic sheet body can be connected into a whole by hot melting, no butt joint seam exists, the integrity is good, and the firmness is high.
In the embodiment of the invention, the materials of the first sheet layer and the second sheet layer are the same or different. Specifically, in the embodiment of the present invention, the material of the first sheet layer is polyurethane or polyethylene terephthalate-1, 4-cyclohexanedimethanol or polycarbonate, and the material of the second sheet layer is polyurethane or polyethylene terephthalate-1, 4-cyclohexanedimethanol or polycarbonate. Preferably, the diaphragm and the elastic sheet body are made of polyurethane, and the polyurethane has high wear resistance and can improve the durability of the tooth wear prevention tooth socket.
In the embodiment of the invention, the second sheet layer is a membrane, the thickness of the membrane is 0.2-0.5 mm, the thickness of the first sheet layer is 0.1-0.4 mm, and the thickness of the third sheet layer is 0.1-0.4 mm.
According to the invention, the thickness of the elastic sheet body and the thickness of the diaphragm are limited, so that the integral thickness of the prepared tooth socket can be ensured to have good compatibility with teeth, the wearing of the tooth socket with thick thickness is avoided, the wearing is comfortable, the oral cavity does not have foreign body sensation, and if the thickness of the tooth socket is thick, the tongue can be stimulated to secrete saliva, so that the comfortable sensation is reduced; preferably, the wall thickness of the tooth socket body is 0.7-1.5 mm. Preferably, the wall thickness of the anti-bruxing mouthpiece is 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm or 1.4 mm.
The tooth socket can be formed according to the teeth of a person, has good adaptability with the teeth of a wearer, avoids the foreign body sensation during the tooth grinding, is uncomfortable to wear, and enables the wearer to unconsciously discharge the wear-resistant tooth socket out of the oral cavity at night.
The method for manufacturing the three-layer structural anti-molar tooth socket in the third embodiment comprises the following steps:
providing a membrane;
providing two elastic sheet bodies, wherein the elastic sheet bodies are foaming sectional materials;
clamping the membrane between the two elastic sheet bodies to form a composite sheet body;
providing a dental model and a mold, and placing the dental model in the mold; the dental model can be manufactured by adopting a common 3D printing technology in the prior art, and has the characteristics of quick forming and low cost;
placing the composite sheet body in a mold and on the dental model;
preparing an adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process; specifically, the mold is heated to melt the composite sheet body, the composite sheet body is wrapped on the dental model, and after the composite sheet body is formed, the anti-abrasion tooth socket matched with the dental model is formed. Preferably, when the tooth socket is manufactured, the interior of the mold is vacuumized by a vacuum adsorption method, so that the composite sheet body is melted and then tightly wrapped on the dental model. In the embodiment of the invention, the heating time is 20-30 seconds, the temperature is heated to about 200-220 ℃, and the proper heating time and heating temperature can be selected according to the selected material; after cooling and forming, taking out the dental model and the tooth socket wrapped on the dental model, taking down the tooth socket, and cutting off redundant parts to obtain the molar-proof tooth socket.
As shown in fig. 4 and 6, a third embodiment of the present invention provides a three-layer structured molar-resistant mouthpiece 2, including a mouthpiece body 21 and a dental socket 22 formed in the mouthpiece body 21, wherein the mouthpiece body 21 is made of a composite sheet formed by a first sheet layer 211, a second sheet layer 212 and a third sheet layer 213 sequentially disposed from top to bottom, the first sheet layer 211, the second sheet layer 212 and the third sheet layer 213 are respectively a film, an elastic sheet and a film, and the elastic sheet is a foamed profile. The fourth embodiment may have the same appearance as the anti-molar mouthpiece of the third embodiment except for the different internal structure, so a plan view of the anti-molar mouthpiece of the third embodiment will be used in the description of the fourth embodiment.
When utilizing compound piece system to make and preventing the facing of grinding one's teeth in sleep, this compound lamellar body can be according to the required dynamics design corresponding hardness of tooth correction, and the abrasionproof facing of making like this has simultaneously and rescues the function for when wearing this facing, can enough play good correction effect, can have the effect of preventing grinding one's teeth in sleep again. The hardness of the composite sheet body is mainly derived from the hardness of the membrane, and the hardness of the membrane can be designed according to needs.
In the embodiment of the invention, the elastic sheet body belongs to a medical material, has good biocompatibility, no additive, safety and high comfort; the elastic sheet body is made by adopting a physical gas foaming method, and a chemical foaming agent is avoided, so that the material is safer and more environment-friendly, and the threat of the tooth socket material to the health of a human body is avoided. Preferably, the elastic sheet body can be prepared by a physical gas foaming method from a polyurethane raw material in the presence of a physical gas foaming agent, the foam holes in the foamed section formed by foaming are all closed, and the foam holes are uniformly formed in the foamed section.
Preferably, the foaming density of the elastic sheet body is 0.2-0.6 g/cm3The foaming density of the elastic sheet body is limited, so that the flexibility degree of the elastic sheet body is limited, the wearing comfort level is improved, and the buffering and damping effects of the tooth wear prevention tooth socket are guaranteed. Preferably, the elastic sheet has a foam density of 0.3g/cm3、0.35g/cm3Or 0.54g/cm3。
As shown in fig. 4 and 6, when the first sheet layer and the third sheet layer are diaphragms, and the second sheet layer is an elastic sheet body, the elastic sheet body is surrounded by the diaphragms to form the anti-abrasion tooth socket inside, the diaphragms surrounding the elastic sheet body are respectively in direct contact with teeth and tissues in the oral cavity, so that the wear resistance of the anti-abrasion tooth socket is improved, meanwhile, the diaphragms can play a shaping role in the tooth socket body, and when a tooth grinding symptom occurs, the flexible of the elastic sheet body can play a buffering and damping role, so that the damage to the teeth is reduced, and the sound emitted by the grinding teeth is reduced.
In the embodiment of the invention, the tooth socket body and the dentognathic model are placed in a mold through the film and the elastic sheet body which are in face-to-face butt joint, and then are subjected to plastic suction molding.
The membrane and the elastic sheet body are both made of thermoplastic materials, and the characteristics of softening by heating and hardening by cooling of the thermoplastic materials are utilized to ensure that the membrane and the elastic sheet body can be connected into a whole by hot melting, no butt joint seam exists, the integrity is good, and the firmness is high.
In the embodiment of the invention, the materials of the first sheet layer and the second sheet layer are the same or different. Specifically, in the embodiment of the present invention, the material of the first sheet layer is polyurethane or polyethylene terephthalate-1, 4-cyclohexanedimethanol or polycarbonate, and the material of the second sheet layer is polyurethane or polyethylene terephthalate-1, 4-cyclohexanedimethanol or polycarbonate. Preferably, the diaphragm and the elastic sheet body are made of polyurethane, and the polyurethane has high wear resistance and can improve the durability of the tooth wear prevention tooth socket.
In the embodiment of the invention, the second sheet layer is an elastic sheet body, the thickness of the elastic sheet body is 0.5-1.0 mm, the thickness of the first sheet layer is 0.1-0.3 mm, and the thickness of the third sheet layer is 0.1-0.3 mm.
According to the invention, the thickness of the elastic sheet body and the thickness of the diaphragm are limited, so that the integral thickness of the prepared tooth socket can be ensured to have good compatibility with teeth, the wearing of the tooth socket with thick thickness is avoided, the wearing is comfortable, the oral cavity does not have foreign body sensation, and if the thickness of the tooth socket is thick, the tongue can be stimulated to secrete saliva, so that the comfortable sensation is reduced; preferably, the wall thickness of the tooth socket body is 0.7-1.5 mm. Preferably, the wall thickness of the anti-bruxing mouthpiece is 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm or 1.4 mm.
The tooth socket 22 can be arranged according to the teeth of a person, has good adaptability with the teeth of a wearer, avoids the foreign body sensation during the tooth grinding, is uncomfortable to wear, and enables the wearer to unconsciously discharge the wear-resistant tooth socket out of the oral cavity at night.
The structure of the three-layer tooth socket is described above, and two embodiments of the tooth socket are described below.
The method for manufacturing the three-layer structural anti-molar tooth socket in the fourth embodiment comprises the following steps:
providing two diaphragms;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
clamping the elastic sheet body between the two diaphragms to form a composite sheet body;
providing a dental model and a mold, and placing the dental model in the mold; the dental model can be manufactured by adopting a common 3D printing technology in the prior art, and has the characteristics of quick forming and low cost;
placing the composite sheet body in a mold and on the dental model;
preparing an adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process; specifically, the mold is heated to melt the composite sheet body, the composite sheet body is wrapped on the dental model, and after the composite sheet body is formed, the anti-abrasion tooth socket matched with the dental model is formed. Preferably, when the tooth socket is manufactured, the interior of the mold is vacuumized by a vacuum adsorption method, so that the composite sheet body is melted and then tightly wrapped on the dental model. In the embodiment of the invention, the heating time is 20-30 seconds, the temperature is heated to about 200-220 ℃, and the proper heating time and heating temperature can be selected according to the selected material; after cooling and forming, taking out the dental model and the tooth socket wrapped on the dental model, taking down the tooth socket, and cutting off redundant parts to obtain the molar-proof tooth socket.
The film layer and the elastic sheet body used in the embodiment of the invention are medical grade materials so as to ensure the wearing safety of the tooth socket.
While the present invention has been described in detail and with reference to the accompanying drawings and examples, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. The wear-resistant tooth socket comprises a tooth socket body and is characterized in that the tooth socket body is formed by making a diaphragm and an elastic sheet body which are in butt joint face to face, the elastic sheet body is a foamed section, and the diaphragm is located on the upper surface of the elastic sheet body.
2. The wear-resistant tooth socket as claimed in claim 1, wherein the foam density of the elastic sheet body is 0.2-0.6 g/cm3。
3. A method for manufacturing an anti-abrasion tooth socket is characterized by comprising the following steps:
providing a membrane;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
attaching the film sheet to the elastic sheet body in a face-to-face mode;
providing a dental model and a mold, and placing the dental model in the mold;
placing the attached membrane and the elastic sheet body in a mold and placing the mold on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
4. The wear-resistant tooth socket comprises a tooth socket body and is characterized in that the tooth socket body is formed by making a diaphragm and an elastic sheet body which are in butt joint face to face, the elastic sheet body is a foamed section, and the diaphragm is located on the lower surface of the elastic sheet body.
5. A method for manufacturing an anti-abrasion tooth socket is characterized by comprising the following steps:
providing a membrane;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
attaching the elastic sheet body to the film sheet face to face;
providing a dental model and a mold, and placing the dental model in the mold;
placing the attached membrane and the elastic sheet body in a mold and placing the mold on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
6. The utility model provides a three-layer structure formula tooth facing of preventing grinding, includes the facing body, its characterized in that, the facing body is formed by the compound lamellar body preparation that first lamella, second lamella and the third lamella that sets up from top to bottom in proper order formed, first lamella the second lamella reaches the third lamella is diaphragm, elastic sheet body and diaphragm respectively, the elastic sheet body is the foaming section bar.
7. The wear-resistant tooth socket as claimed in claim 6, wherein the foam density of the elastic sheet body is 0.2-0.6 g/cm3。
8. A method for manufacturing a three-layer structural tooth wear prevention tooth socket is characterized by comprising the following steps:
providing two diaphragms;
providing an elastic sheet body, wherein the elastic sheet body is a foaming section;
clamping the elastic sheet body between the two diaphragms to form a composite sheet body;
providing a dental model and a mold, and placing the dental model in the mold;
placing the composite sheet body in a mold and on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
9. The utility model provides a three-layer structure formula tooth facing of preventing grinding, includes the facing body, its characterized in that, the facing body is formed by the compound lamellar body preparation that first lamella, second lamella and the third lamella that sets up from top to bottom in proper order formed, first lamella the second lamella reaches the third lamella is elastic sheet body, diaphragm and elastic sheet body respectively, the elastic sheet body is the foaming section bar.
10. A method for manufacturing a three-layer structural tooth wear prevention tooth socket is characterized by comprising the following steps:
providing a membrane;
providing two elastic sheet bodies, wherein the elastic sheet bodies are foaming sectional materials;
clamping the membrane between the two elastic sheet bodies to form a composite sheet body;
providing a dental model and a mold, and placing the dental model in the mold;
placing the composite sheet body in a mold and on the dental model;
and preparing the adaptive molar-proof tooth socket on the dental jaw model by using a plastic suction process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911173020.8A CN110811966A (en) | 2019-11-26 | 2019-11-26 | Tooth wear prevention tooth socket and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911173020.8A CN110811966A (en) | 2019-11-26 | 2019-11-26 | Tooth wear prevention tooth socket and manufacturing method thereof |
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| CN110811966A true CN110811966A (en) | 2020-02-21 |
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| CN201911173020.8A Pending CN110811966A (en) | 2019-11-26 | 2019-11-26 | Tooth wear prevention tooth socket and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113262058A (en) * | 2021-06-11 | 2021-08-17 | 上海允泉新材料科技有限公司 | Film with soluble particles, tooth socket made of film and method for manufacturing tooth socket |
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| US20180325722A1 (en) * | 2017-05-15 | 2018-11-15 | Jeff Weiss | Mouthguard |
| CN211797158U (en) * | 2019-11-26 | 2020-10-30 | 上海允泉新材料科技有限公司 | Tooth wear prevention tooth socket |
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| KR20160128625A (en) * | 2015-04-29 | 2016-11-08 | 경희대학교 산학협력단 | Manufacturing Method For Mouthpiece And Mouthpiece Using The Same |
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Effective date of registration: 20210906 Address after: 201805 room jt4319, 1f, 185 Moyu Road, Anting Town, Jiading District, Shanghai Applicant after: Shanghai Markus Medical Technology Co.,Ltd. Address before: 201805 room 1405, building 1, 185 Moyu Road, Anting Town, Jiading District, Shanghai Applicant before: Shanghai Yunquan New Material Technology Co.,Ltd. |