CN111681515B - Teaching aid for oral cavity specialty - Google Patents
Teaching aid for oral cavity specialty Download PDFInfo
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- CN111681515B CN111681515B CN202010632155.2A CN202010632155A CN111681515B CN 111681515 B CN111681515 B CN 111681515B CN 202010632155 A CN202010632155 A CN 202010632155A CN 111681515 B CN111681515 B CN 111681515B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
- G09B23/283—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine for dentistry or oral hygiene
Abstract
The invention discloses an oral cavity professional teaching aid, which relates to the field of teaching equipment, and adopts the technical scheme that the oral cavity professional teaching aid comprises a base, wherein the upper part of the base is connected with an oral cavity model, the upper part of the base is provided with a main supporting rod, the oral cavity model comprises an integral tooth model used as an upper tooth and a lower tooth respectively, the upper integral tooth model and the lower integral tooth model are hinged with each other, and one side of the integral tooth model where incisors are located is a front side; the rear sides of the upper and lower integral tooth models are hinged, the rear side of the integral tooth model used as a lower tooth is provided with a connecting block, and the lower side of the connecting block is connected with the upper end of the main supporting rod in a spherical hinge mode. The invention has the beneficial effects that: this device adopts universal connection's form, lets the holistic mobility of model abundanter, combines the gum and the tooth model connection form of this scheme, lets the teaching aid can simulate out the tooth condition of arranging of different states, has solved the inconvenient problem that traditional fixed oral cavity teaching aid model can only show a tooth state. And the scheme has the advantages of uncomplicated overall structure, low manufacturing cost and good cost performance.
Description
Technical Field
The invention relates to the field of education equipment, in particular to an oral cavity professional teaching aid.
Background
Most oral diseases are concentrated on the tooth part, most of the existing oral teaching aids adopt prefabricated teethridge and tooth models, and different tooth models are manufactured by corresponding to different dental diseases, so that learners can train aiming at different models. Most of the existing models are fixed and lack of dynamic flexibility, so that the teaching model for the department of stomatology is rigid.
Disclosure of Invention
Aiming at the technical problem, the invention provides an oral cavity professional teaching aid.
The technical scheme is that the dental model comprises a base, wherein the upper part of the base is connected with an oral cavity model, a main supporting rod is arranged on the upper part of the base, the oral cavity model comprises an integral tooth model which is respectively used as an upper tooth and a lower tooth, the upper and lower integral tooth models are hinged with each other, and one side of the integral tooth model where incisors are located is the front side; the rear sides of the upper and lower integral tooth models are hinged, a connecting block is arranged in a manner that the rear side of the integral tooth model used as a lower tooth extends in a direction away from the integral tooth model, and the lower side of the connecting block is connected with the upper end of the main supporting rod in a spherical hinge manner;
the upper and lower integral tooth models respectively comprise a base part, one surface of the base part facing the inner side of the oral cavity module is provided with a dental bed part, the dental bed part is provided with a mounting hole corresponding to each tooth, and a plurality of tooth models corresponding to different teeth are arranged corresponding to the mounting holes;
the tooth model is inserted into the dental bed part through the mounting hole;
the gum portion is made of an elastic material.
Preferably, the base part is a shell, and a through hole corresponding to the mounting hole of the dental bed part is formed in the base part;
the bag body is arranged in the base part, the surface of the bag body is made of airtight elastic materials, powder materials are filled in the bag body, a channel is arranged on the outer side of the base part and communicated with the interior of the bag body, and a spacer which can block and ventilate the powder materials is arranged at the end part of the channel; the surface of the balloon body can be made of the same material as that of the balloon, such as latex, rubber and the like;
the channel is communicated with an exhaust pipe of the vacuum pump through a pipeline.
Preferably, the rear part of the tooth integral model used as the lower tooth is provided with an insertion hole, an insertion rod is correspondingly arranged on the insertion hole, one end of the insertion rod is detachably connected with the tooth integral model through the insertion hole, and the other end of the insertion rod is fixedly connected with the connecting block.
Preferably, an articulated block is arranged between the upper tooth integral model and the lower tooth integral model, the articulated block is arranged at the rear part of the tooth integral model, the articulated block is fixedly connected with the tooth integral model at the lower part, and the rear side edge of the upper surface of the articulated block is articulated with the tooth integral model at the upper part;
the middle part of the hinged block is vertically provided with a concave hole, the upper end of the concave hole is an open end, an air bag is placed in the concave hole, and an air inlet of the air bag extends to the outer side of the hinged block through an air inlet pipe.
Preferably, a flared passage is provided on a side of the passage adjacent the base portion. The bell mouth channel can ensure that when the vacuum pump sucks the powder material in the base part, a certain buffer effect is achieved, and the suction force is easier to disperse.
Preferably, the tooth model comprises a prefabricated tooth body part corresponding to different tooth shapes, a connecting rod is fixedly arranged on the lower side of the tooth body part, the diameter of the connecting rod is gradually reduced from top to bottom, and a circular truncated cone is fixedly arranged at the bottom of the connecting rod;
an outer limiting ring is fixedly arranged at the joint of the dental bed part and the base part, a through hole is formed in the middle of the outer limiting ring, the inner wall of the outer limiting ring is a concave arc-shaped wall, and an inner limiting ring is arranged in the outer limiting ring;
the outer side surface of the inner limiting ring is an arc-shaped surface protruding outwards, and the maximum outer diameter of the inner limiting ring is smaller than the inner diameter of the through holes at the upper end and the lower end of the outer limiting ring.
Preferably, an upright post is fixedly arranged on the lower side of the connecting block, the upright post is perpendicular to the lower side of the connecting block, and the bottom end of the upright post is connected with the upper end of the main support rod through a spherical hinge;
the middle of the upright post is provided with a corrugated part, and a cylinder of the corrugated part is made of elastic materials.
By the structure, the supporting part of the oral cavity model has slight mobility, so that the diagnosis and treatment state that a real patient cannot be absolutely kept still is simulated.
Preferably, be located the fixed pterygoid lamina that sets up of cylinder both sides symmetry of stand, the pterygoid lamina is located ripple portion downside, every the pterygoid lamina upside all sets up a motor, and the motor is servo motor, the motor shaft fixed connection cam of motor, the cam is located the downside below of connecting block.
Preferably, a spring supporting rod is arranged between the rear side of the integral dental model on the upper part and the upper side surface of the connecting block, one end of the spring supporting rod is hinged with the upper side surface of the connecting block, and the other end of the spring supporting rod is hinged with the integral dental model on the upper part;
the spring support rod comprises an inner rod and an outer rod which are sleeved, and a spring is arranged between the inner rod and the outer rod.
Preferably, the upper surface of the connecting block is provided with a horizontal sleeve, and two sides of the rear part of the integral tooth model are respectively provided with an inserting hole;
two ends of the elastic supporting rod are respectively provided with a shaft lever corresponding to the inserting holes, and the axis of the shaft lever is vertical to the axis of the inner rod and the axis of the outer rod of the elastic supporting rod; the two shaft levers are respectively spliced with the sleeve and the splicing holes.
The technical scheme provided by the embodiment of the invention has the following beneficial effects: this device adopts universal connection's form, lets the holistic mobility of model abundanter, combines the gum and the tooth model connection form of this scheme, lets the teaching aid can simulate out the tooth condition of arranging of different states, has solved the inconvenient problem that traditional fixed oral cavity teaching aid model can only show a tooth state. And the scheme has the advantages of uncomplicated overall structure, low manufacturing cost and good cost performance.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a partially enlarged view a of fig. 1.
Fig. 3 is a perspective view showing a coupling part of teeth and gums according to an embodiment of the present invention.
FIG. 4 is a top view of a combined tooth and gum portion of an embodiment of the present invention.
Fig. 5 is a sectional view taken along line a-a of fig. 4.
FIG. 6 is an enlarged view of a tooth model according to an embodiment of the present invention.
Wherein the reference numerals are: 1. a primary strut; 2. a whole tooth model; 201. a base portion; 202. a dental bed portion; 203. a channel; 204. a bell mouth; 205. an outer limit ring; 206. an inner limiting ring; 3. a dental model; 31. a dental part; 32. a connecting rod; 33. a circular truncated cone; 4. connecting blocks; 41. inserting a rod; 42. a column; 421. a corrugated portion; 43. a wing plate; 44. a motor; 45. a cam; 46. a sleeve; 5. a hinged block; 51. an air bag; 52. an air inlet pipe; 6. a spring strut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, e.g. as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
Example 1
Referring to fig. 1 to 6, the invention provides an oral cavity professional teaching aid, which comprises a base, wherein the upper part of the base is connected with an oral cavity model, the upper part of the base is provided with a main supporting rod 1, the oral cavity model comprises an integral tooth model 2 which is respectively used as an upper tooth and a lower tooth, the upper and the lower integral tooth models 2 are hinged with each other, and one side of the integral tooth model 2 where incisors are located is the front side; the rear sides of the upper and lower integral tooth models 2 are hinged, a connecting block 4 is arranged in a manner that the rear side of the integral tooth model 2 used as a lower tooth extends away from the integral tooth model 2, and the lower side of the connecting block 4 is connected with the upper end of the main supporting rod 1 in a spherical hinge manner;
the upper and lower integral tooth models 2 respectively comprise a base part 201, one surface of the base part 201 facing the inner side of the oral cavity module is provided with a dental bed part 202, the dental bed part 202 is provided with a mounting hole corresponding to each tooth, and a plurality of tooth models 3 corresponding to different teeth are arranged corresponding to the mounting holes;
the tooth model 3 is inserted on the dental bed part 202 through the mounting hole;
the abutment portion 202 is made of an elastic material.
Through flexible gum portion 202, combine the mounting hole on the gum portion 202, can let tooth model 3 install on gum portion 202 according to different directions and twist degree to simulate out the condition of multiple tooth disease, and choose for use the relation of connection of pegging graft, can use this device repeatedly, thereby realize using repeatedly of this oral cavity model.
The base part 201 is a shell, and a through hole corresponding to the mounting hole of the dental bed part 202 is formed in the base part 201;
the inside utricule that is provided with of basilar part 201, the utricule epidermis is made for airtight elastic material, and the inside powdered material that is filled in of utricule, the specific form of powdered material is not limited, and the particle size is close with ordinary coffee powder basically can. A channel 203 is arranged on the outer side of the base part 201, the channel 203 is communicated with the interior of the capsule body, and a spacer which can block powder materials and ventilate is arranged at the end part of the channel 203; the surface of the balloon body can be made of the same material as that of the balloon, such as latex, rubber and the like;
the passage 203 is communicated with an exhaust pipe of a vacuum pump through a pipeline.
The rear part of the tooth integral model 2 used as the lower tooth is provided with an inserting hole, an inserting rod 41 is arranged corresponding to the inserting hole, one end of the inserting rod 41 is detachably connected with the tooth integral model 2 through the inserting hole, and the other end is fixedly connected with the connecting block 4.
An articulated block 5 is arranged between the upper tooth integral model 2 and the lower tooth integral model 2, the articulated block 5 is arranged at the rear part of the tooth integral model 2, the articulated block 5 is fixedly connected with the tooth integral model 2 at the lower part, and the rear side edge of the upper surface of the articulated block 5 is articulated with the tooth integral model 2 at the upper part;
the vertical shrinkage pool of having seted up in the middle part of articulated piece 5, the shrinkage pool upper end is open end, places gasbag 51 in the shrinkage pool, and gasbag 51's air inlet extends to articulated piece 5 outside through intake pipe 52, and gasbag 51's air inlet sets up the check valve.
The side of the channel 203 near the base 201 is provided with a flared channel 204. The flared passage 204 may ensure that when the vacuum pump sucks the powder material in the base portion 201, a certain buffer effect is achieved, so that the suction force is more easily dispersed.
The tooth model 3 comprises a tooth body part 31 prefabricated corresponding to different tooth shapes, a connecting rod 32 is fixedly arranged on the lower side of the tooth body part 31, the diameter of the connecting rod 32 is gradually reduced from top to bottom, and a circular truncated cone 33 is fixedly arranged at the bottom of the connecting rod 32;
an outer limiting ring 205 is fixedly arranged at the joint of the dental bed part 202 and the base part 201, a through hole is formed in the middle of the outer limiting ring 205, the inner wall of the outer limiting ring 205 is a concave arc-shaped wall, and an inner limiting ring 206 is arranged in the outer limiting ring 205;
the outer side surface of the inner limiting ring 206 is a convex arc surface, and the maximum outer diameter of the inner limiting ring 206 is smaller than the inner diameter of the through holes at the upper end and the lower end of the outer limiting ring 205.
When the device is used, the tooth model 3 is inserted into the inner limiting ring 206 from the through hole at the gum, the connecting rod 32 is fixed through the limiting hole 206, and the inner limiting ring 206 can move universally in the outer limiting ring 205, so that most of tooth growth directions can be simulated. Because the capsule is disposed in the base portion 201, the tooth model can maintain its original insertion direction by the internal powder material when the connection rod 32 is inserted into the capsule. After arranging all tooth models 3 as required, starting the vacuum pump, under the suction of the vacuum pump, less air in the capsule body is sucked out, and the gaps of the powder materials in the capsule body are tighter, so that each tooth model 3 can be stably fixed, and the teaching preparation can be completed. According to the actual teaching content, the student can realize correcting, even pull out sick tooth. After the teaching is completed, the tooth model 3 is inserted back.
Example 2
On the basis of the embodiment 1, the lower side of the connecting block 4 is fixedly provided with an upright post 42, the upright post 42 is vertical to the lower side of the connecting block 4, and the bottom end of the upright post 42 is connected with the upper end of the main supporting rod 1 through a spherical hinge;
the middle of the upright post 42 is provided with a corrugated part 421, and the column body of the corrugated part 421 is made of elastic material.
By the structure, the supporting part of the oral cavity model has slight mobility, so that the diagnosis and treatment state that a real patient cannot be absolutely kept still is simulated.
The wing plates 43 are symmetrically and fixedly arranged on two sides of the column body of the upright column 42, the wing plates 43 are arranged on the lower side of the corrugated portion 421, the upper side of each wing plate 43 is provided with a motor 44, the motor 44 is a servo motor, the motor shaft of the motor 44 is fixedly connected with a cam 45, and the cam 45 is arranged below the lower side surface of the connecting block 4. For the control system of the servo motor, the prior art is selected for combined application, which is not the key point to be protected in the present scheme and is not described herein again.
The small-amplitude inclination of the oral cavity model can be further set on the basis of the spherical hinge connection through the cams 45 on the two sides. And the rotation periods of the two motors 44 are set, so that the oral cavity model can swing left and right slightly, the effect that the patient can tilt and twist the head slightly due to treatment stimulation suddenly occurs in the actual diagnosis and treatment process is simulated, and the teaching process is further realized.
A spring supporting rod 6 is arranged between the rear side of the integral tooth model 2 on the upper part and the upper side surface of the connecting block 4, one end of the spring supporting rod 6 is hinged with the upper side surface of the connecting block 4, and the other end of the spring supporting rod 6 is hinged with the integral tooth model 2 on the upper part;
the spring support rod 6 comprises an inner rod and an outer rod which are sleeved, and a spring is arranged between the inner rod and the outer rod.
The upper surface of the connecting block 4 is provided with a horizontal sleeve 46, and two sides of the rear part of the integral tooth model 2 are respectively provided with an inserting hole;
two ends of the elastic supporting rod 6 are respectively provided with a shaft lever corresponding to the inserting holes, and the axis of the shaft lever is vertical to the axis of the inner rod and the outer rod of the elastic supporting rod 6; the two shaft levers are respectively inserted into the sleeve 46 and the insertion hole.
With this arrangement, the upper dental whole model 2 can maintain the occlusion direction of the downward pressure. When the gas in the air bag 51 is released, the upper and lower teeth are automatically engaged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. An oral cavity professional teaching aid comprises a base, wherein the upper part of the base is connected with an oral cavity model, and is characterized in that a main supporting rod (1) is arranged on the upper part of the base, the oral cavity model comprises integral tooth models (2) which are respectively used as upper teeth and lower teeth, the upper and lower integral tooth models (2) are hinged with each other, and one side where incisors of the integral tooth models (2) are located is the front side; the rear sides of the upper and lower integral tooth models (2) are hinged, a connecting block (4) is arranged on the rear side of the integral tooth model (2) used as a lower tooth, and the lower side of the connecting block (4) is connected with the upper end of the main supporting rod (1) in a spherical hinge mode;
the upper and lower integral tooth models (2) respectively comprise a base part (201), a dental bed part (202) is arranged on one surface of the base part (201) facing the inner side of the oral cavity module, a mounting hole is formed in the dental bed part (202) corresponding to each tooth, and a plurality of tooth models (3) corresponding to different teeth are arranged corresponding to the mounting holes;
the tooth model (3) is inserted on the dental bed part (202) through the mounting hole;
the abutment portion (202) is made of an elastic material;
the base part (201) is a shell, and a through hole corresponding to the mounting hole of the dental bed part (202) is formed in the base part (201);
the bag body is arranged in the base portion (201), the skin of the bag body is made of airtight elastic materials, powder materials are filled in the bag body, a channel (203) is arranged on the outer side of the base portion (201), the channel (203) is communicated with the interior of the bag body, and a spacer capable of blocking the powder materials and ventilating is arranged at the end of the channel (203);
the channel (203) is communicated with an exhaust pipe of a vacuum pump through a pipeline;
the tooth model (3) comprises prefabricated tooth body parts (31) corresponding to different tooth shapes, a connecting rod (32) is fixedly arranged on the lower side of each tooth body part (31), the diameter of each connecting rod (32) is gradually reduced from top to bottom, and a circular truncated cone (33) is fixedly arranged at the bottom of each connecting rod (32);
an outer limiting ring (205) is fixedly arranged at the joint of the dental bed part (202) and the base part (201), a through hole is formed in the middle of the outer limiting ring (205), the inner wall of the outer limiting ring (205) is a concave arc-shaped wall, and an inner limiting ring (206) is arranged in the outer limiting ring (205);
the outer side surface of the inner limiting ring (206) is an outward convex arc-shaped surface, and the maximum outer diameter of the inner limiting ring (206) is smaller than the inner diameter of through holes at the upper end and the lower end of the outer limiting ring (205).
2. The oral professional teaching aid of claim 1, wherein the rear part of the integral dental model (2) used as the lower teeth is provided with a jack, an insert rod (41) is arranged corresponding to the jack, one end of the insert rod (41) is detachably connected with the integral dental model (2) through the jack, and the other end of the insert rod is fixedly connected with the connecting block (4).
3. The oral professional teaching aid according to claim 1, wherein a hinge block (5) is arranged between the upper integral tooth model and the lower integral tooth model (2), the hinge block (5) is arranged at the rear part of the integral tooth model (2), the hinge block (5) is fixedly connected with the lower integral tooth model (2), and the rear side edge of the upper surface of the hinge block (5) is hinged with the upper integral tooth model (2);
the middle part of articulated piece (5) is vertical has seted up the shrinkage pool, and the shrinkage pool upper end is open end, places gasbag (51) in the shrinkage pool, and the air inlet of gasbag (51) extends to through intake pipe (52) articulated piece (5) outside, the air inlet of gasbag (51) sets up the check valve.
4. The oral professional teaching aid according to claim 1, wherein an upright post (42) is fixedly arranged on the lower side of the connecting block (4), the upright post (42) is perpendicular to the lower side of the connecting block (4), and the bottom end of the upright post (42) is connected with the upper end of the main supporting rod (1) in a spherical hinge manner;
the middle of the upright post (42) is provided with a corrugated part (421), and a cylinder of the corrugated part (421) is made of elastic materials.
5. The oral professional teaching aid of claim 4, wherein wing plates (43) are symmetrically and fixedly arranged on two sides of a column body of the upright column (42), the wing plates (43) are arranged on the lower side of the corrugated portion (421), a motor (44) is arranged on the upper side of each wing plate (43), a motor shaft of each motor (44) is fixedly connected with a cam (45), and the cam (45) is arranged below the lower side face of the connecting block (4).
6. A teaching aid for oral speciality according to any one of claims 1 to 5, wherein a spring strut (6) is arranged between the rear side of the integral dental model (2) on the upper part and the upper side of the connecting block (4), one end of the spring strut (6) is hinged with the upper side of the connecting block (4), and the other end is hinged with the integral dental model (2) on the upper part;
the spring support rod (6) comprises an inner rod and an outer rod which are sleeved, and a spring is arranged between the inner rod and the outer rod.
7. A teaching aid for oral speciality according to any one of claims 1 to 5, wherein a horizontal sleeve (46) is arranged on the upper surface of the connecting block (4), and two inserting holes are respectively arranged on two sides of the rear part of the integral tooth model (2);
two ends of the spring support rod (6) are respectively provided with a shaft lever corresponding to the insertion holes, and the axis of the shaft lever is vertical to the axis of the inner rod and the outer rod of the spring support rod (6); the two shaft levers are respectively inserted with the sleeve (46) and the insertion holes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010632155.2A CN111681515B (en) | 2020-07-02 | 2020-07-02 | Teaching aid for oral cavity specialty |
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| CN202010632155.2A CN111681515B (en) | 2020-07-02 | 2020-07-02 | Teaching aid for oral cavity specialty |
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| CN111681515B true CN111681515B (en) | 2022-04-08 |
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| CN113077696B (en) * | 2021-03-12 | 2022-09-09 | 锦州医科大学附属第一医院 | Medical orthodontic training device |
| CN113140147A (en) * | 2021-05-07 | 2021-07-20 | 山东中医药大学第二附属医院 | Training device for orthodontics |
| CN113763795A (en) * | 2021-09-30 | 2021-12-07 | 中南大学 | Teaching mould for oral health education of preschool children |
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| CN111681515A (en) | 2020-09-18 |
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