TWM594931U - Dental scanning system, oral scanning device and dental mirror kit - Google Patents

Abstract

This creation discloses an oral scanning system, oral scanning device, and dental mirror kit. The oral scanning device includes a dental mirror kit and a device body. The dental mirror kit is detachably fixed at one end of the device body. The dental mirror kit includes a housing, a first plane mirror, a second plane mirror, and an imaging plane mirror. The first plane mirror and the second plane mirror are disposed in the housing facing each other. The imaging plane mirror is arranged on the oblique side of the housing. The laser light emitted by the device body enters the dental mirror group kit, and after being reflected by the first plane mirror and the second plane mirror, it will be directed to the object (tooth) to be scanned from the light exit port. The angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is between 120 and 170 degrees. The created dental mirror kit has the advantage of small size.

Description

Dental scanning system, oral scanning device and dental mirror kit

This creation relates to an oral scanning system, an oral scanning device and an oral mirror set, in particular an oral scanning system and oral scanning device using laser as a light source, and an oral cavity suitable for being installed in an oral scanning device using laser as a light source Mirror kit.

Existing common oral scanners can be roughly divided into multi-light source type and laser type according to the type of light source used. Multi-source oral scanners mostly use light emitting diodes that can emit three different colors of blue light, red light and green light respectively as light sources. Such oral scanners must consider the optical path design of the three light sources at the same time, and the subsequent images The difficulty of analysis is high. Therefore, such oral scanners have problems of high manufacturing cost and high selling price.

The laser-type oral scanner uses a single laser light as a light source, and although the laser-type oral scanner is relatively low in manufacturing cost, the common laser-type oral scanner, which is used to extend into the patient's mouth Most of the front-end structure is bulky. Therefore, when a doctor or a caregiver extends the front-end structure into a patient's mouth, it is easy to cause discomfort to the patient, especially when the doctor or a caregiver wants to scan the patient's molars.

This creation discloses an oral scanning system, an oral scanning device, and an oral mirror set, which is mainly used to improve the existing laser-type oral scanning device. The front end structure used to extend into the patient's mouth is bulky, and the physician or nurse When the front end structure is extended into the patient's mouth, it is easy to cause the patient's discomfort.

An embodiment of the present invention provides an oral scanning system for scanning teeth in a biological oral cavity. The oral scanning system includes: an oral scanning device and a display device. The oral scanning device includes: a device body and a dental mirror kit. The device body includes; a body, a processing module, a laser component and an image capturing module. One end of the body has a laser exit, and the body has a grip. The processing module is arranged in the body. The laser component is disposed in the body. The laser component includes a laser generating unit, and the processing module is electrically connected to the laser generating unit; the processing module can control the laser generating unit so that the laser generating unit emits along an axis A laser; the laser generated by the laser generating unit can be emitted through the laser exit; the processing module can control the laser component to move back and forth or swing up and down. The image capturing module is disposed in the body, and the image capturing module is electrically connected to the processing module. The dental mirror kit is detachably fixed to the end of the body with the laser exit port. The dental mirror kit includes: a housing, at least one first plane mirror, at least one second plane mirror, and an imaging plane mirror. The casing is elongated, and two opposite ends of the casing are respectively formed with a light inlet and a light outlet; the casing has a channel, the channel is provided through the casing, and the channel, the light inlet and the light outlet are mutually connected; The two inner sides of the housing facing each other are defined as a first side and a second side respectively; the housing also has an oblique side, the oblique side is connected with the first side; the light exit is located on the oblique side and the second side between. The first plane mirror is disposed on the first side. The second plane mirror is arranged on the second side, and the second plane mirror and the first plane mirror are arranged facing each other. The imaging plane mirror is set on the oblique side. Wherein, the angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is 120-170 degrees. The laser energy generated by the laser generating unit enters the channel through the light inlet, and the laser energy entering the channel is reflected by the second plane mirror and the first plane mirror, and then exits through the light outlet. Among them, the image capturing module can capture the image of the object located at the light exit through the capturing plane mirror and generate image information accordingly, and the image capturing module can transfer the image information to the processing module. The display device is electrically connected to the processing module; after the processing module receives the image information, the processing module can control the display device to display a stereoscopic image of at least one tooth in a display screen.

An embodiment of the present invention provides an oral scanning device, which includes: a device body and a dental mirror kit. The device body includes; a body, a processing module, a laser component and an image capturing module. One end of the body has a laser exit, and the body has a grip. The processing module is arranged in the body. The laser component is disposed in the body. The laser component includes a laser generating unit, and the processing module is electrically connected to the laser generating unit; the processing module can control the laser generating unit so that the laser generating unit emits along an axis A laser; the laser generated by the laser generating unit can be emitted through the laser exit; the processing module can control the laser component to move back and forth or swing up and down. The image capturing module is disposed in the body, and the image capturing module is electrically connected to the processing module. The dental mirror kit is detachably fixed to the end of the body with the laser exit port. The dental mirror kit includes: a housing, at least one first plane mirror, at least one second plane mirror, and an imaging plane mirror. The casing is elongated, and two opposite ends of the casing are respectively formed with a light inlet and a light outlet; the casing has a channel, the channel is provided through the casing, and the channel, the light inlet and the light outlet are mutually connected; The two inner sides of the housing facing each other are defined as a first side and a second side respectively; the housing also has an oblique side, the oblique side is connected with the first side; the light exit is located on the oblique side and the second side between. The first plane mirror is disposed on the first side. The second plane mirror is arranged on the second side, and the second plane mirror and the first plane mirror are arranged facing each other. The imaging plane mirror is set on the oblique side. Wherein, the angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is 120-170 degrees. The laser energy generated by the laser generating unit enters the channel through the light inlet, and the laser energy entering the channel is reflected by the second plane mirror and the first plane mirror, and then exits through the light outlet. Among them, the image capturing module can capture the image of the object located at the light exit through the imaging plane mirror.

One embodiment of the present invention provides an oral mirror set kit, which includes: a housing, a kit disassembly structure, at least one first plane mirror, at least one second plane mirror, and an imaging plane mirror. The casing is elongated, and two opposite ends of the casing are respectively formed with a light inlet and a light outlet; the casing has a channel, the channel is provided through the casing, and the channel, the light inlet and the light outlet are mutually connected; The two inner sides of the housing facing each other are defined as a first side and a second side respectively; the housing also has an oblique side, the oblique side is connected with the first side; the light exit is located on the oblique side and the second side between. The disassembly and assembly structure of the kit is disposed on the casing, and the disassembly and assembly structure of the kit is disposed adjacent to the light inlet. The first plane mirror is disposed on the first side. The second plane mirror is arranged on the second side, and the second plane mirror and the first plane mirror are arranged facing each other. The imaging plane mirror is set on the oblique side. Wherein, the angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is 120-170 degrees. Among them, the dental mirror kit can be detachably fixed to a disassembly end of a device body of an oral scanning device through the disassembly and assembly structure of the device, the device body has a laser exit at the disassembly end, and the device body is disassembled The end is provided with a body disassembly and assembly structure, and the kit disassembly and assembly structure and the body disassembly and assembly structure can be detachably fixed to each other. Among them, when the dental mirror kit is fixed to one end of the device body, the laser light emitted by the device body through the laser exit will enter the channel through the light inlet and reflect through the second plane mirror and the first plane mirror. The light exit port shoots outward to illuminate objects located at the light exit port.

In summary, through the creation of the first set of mirrors, the second set of mirrors, and the acquisition plane mirror, and the angle between the mirror surface of the first plane mirror and the mirror plane of the acquisition plane mirror is 120-170 The degree of design will greatly reduce the overall volume of the dental mirror kit, thereby improving the bulkiness of the front-end structure of the conventional laser-type oral scanner, and easily causing patient discomfort.

In order to understand the characteristics and technical content of this creation, please refer to the following detailed description and drawings of this creation, but these descriptions and drawings are only used to illustrate this creation, not to make any protection to this creation. limit.

In the following description, if you are instructed to refer to a specific drawing or as shown in a specific drawing, it is only used to emphasize in the subsequent description, most of the related content mentioned in this specific drawing, However, it does not limit that only specific patterns can be referred to in the subsequent description.

Please refer to FIG. 1 to FIG. 4 together. FIG. 1 shows a schematic diagram of an oral scanning device of the original creation, FIG. 2 shows a schematic diagram of another perspective of the oral scanning device of the original creation, and FIG. 3 shows an oral scanning device of the original creation 4 shows a schematic diagram of disassembly of the oral scanning device created for this. As shown in the figure, the oral scanning device 100 of the present invention includes: a device body 1 and a dental mirror kit 2. The device body 1 referred to herein refers to other components of the oral scanning device 100 except the dental mirror kit 2. The device body 1 is used to connect to the commercial power, and the device body 1 can emit laser; the laser emitted by the device body 1 will be guided by the dental mirror kit 2 and be directed to the scan to be scanned under the dental mirror kit 2 Objects (such as teeth).

As shown in FIGS. 3 and 4, the device body 1 includes: a body 10, a processing module 11, a laser assembly 12 and an image capturing module 13. In practical applications, the body 10 may be an integrally formed casing or a member composed of multiple pieces of casing, and various clamping structures or locking structures may be formed in the body 10, and the processing module 11 The laser assembly 12 and the image capturing module 13 can be fixed in the body 10 in a snapping manner or in a locking manner in conjunction with related screws.

One end of the body 10 has a laser exit 101, and the body 10 has a grip 102. In practical applications, the appearance and size of the body 10 may vary according to requirements. The grip portion 102 is used for a user (such as a doctor or a caregiver) to hold the oral scanning device 100 for use. The shape of the grip portion 102 may be designed according to requirements, and is not limited to those shown in the figures. In specific applications In this case, the grip 102 may have any shape or structural design that is convenient for the user to grip.

The processing module 11 is disposed in the body 10, and the processing module 11 referred to herein generally refers to related electronic components other than the laser component 12 and the image capturing module 13 in the device body 1. The processing module 11 is used for image processing, controlling the operation of the laser assembly 12 and controlling the operation of the image capturing module 13. In practical applications, the processing module 11 may also include related electronic components for voltage conversion, and the processing module 11 can convert the commercial power to the voltage and current required by other electronic components in the device body 1.

The laser assembly 12 is disposed in the body 10. The laser assembly 12 includes a laser generating unit 121, the processing module 11 is electrically connected to the laser generating unit 121, and the processing module 11 can control the laser generating unit 121 so that The laser generating unit 121 emits a laser along an axis direction (the X-axis direction of the coordinates shown in FIG. 6). The laser light generated by the laser generating unit 121 will be emitted through the laser light outlet 101 in the direction of the dental mirror kit 2.

The image capturing module 13 is disposed in the body 10, and the image capturing module 13 is electrically connected to the processing module 11. The image capturing module 13 is used to capture the object (tooth) to be scanned under the dental mirror set 2 through the dental mirror set 2. In practical applications, the image capturing module 13 can capture images by taking pictures or recording, for example, and is not limited herein.

In practical applications, the image capturing module 13 may include a photosensitive element 131 and a lens group 132, and the photosensitive element 131 may be, for example, a photosensitive coupled device (CHarge Coupled Device, CCD) or a complementary metal oxide semiconductor (Complementary Metal-Oxide) Semiconductor, CMOS). The lens group 132 is disposed in front of a photosensitive surface 1311 (shown in FIG. 9) of the photosensitive element 131. The lens group 132 is used to guide external light beams to the photosensitive surface 1311 of the photosensitive element 131. In practical applications, a plurality of lenses may be provided in the lens group 132 according to requirements. The type, thickness, material, surface curvature, and refractive index of each lens can be designed according to requirements, and are not limited herein.

Please refer to FIG. 5 and FIG. 6 together. FIG. 5 shows a partial cross-sectional schematic diagram of the oral scanning device created for this invention. FIG. 6 shows a schematic diagram of the laser light path of the oral scanning device created for this invention. The processing module 11 (shown in FIG. 3) can control the laser assembly 12 to move back and forth in a predetermined direction L1 or to swing up and down in another predetermined direction L2, so that the laser assembly 12 is directed to the laser outlet 101 at different positions A laser was fired in the direction.

In practical applications, the device body 1 may also include a movable module 14, which is disposed in the body 10, the movable module 14 is connected to the laser assembly 12, and the movable module 14 is electrically connected to the processing module 11 The processing module 11 can control the movement of the movable module 14 so that the laser assembly 12 moves back and forth or swings up and down. Specifically, the movable module 14 may include, for example, linear slides or motors, and the laser assembly 12 may be correspondingly disposed on a slider of the linear slide, or the laser assembly 12 may It is connected to the motor; and when the processing module 11 controls the linear slide rail or the motor to operate, the laser assembly 12 will be driven to move or swing up and down according to the front and back.

Please also refer to FIG. 4 to FIG. 7. FIG. 7 shows a partial cross-sectional schematic diagram of the dental mirror kit 2 created for this. The dental mirror kit 2 is detachably fixed to the end of the body 10 having the laser exit 101. The dental mirror set 2 is mainly used to extend into the oral cavity of a living being. Therefore, the size of the dental mirror set 2 can be designed according to the size of the oral cavity of the relevant organism. For example, the dental mirror set 2 is used to extend In the adult oral cavity, but not limited to this.

The dental mirror kit 2 includes: a housing 20, a first plane mirror 21, a second plane mirror 22, and an imaging plane mirror 23. The casing 20 is elongated, and two ends of the casing 20 are respectively formed with a light inlet 20A and a light outlet 20B. The housing 20 has a channel 20C. The channel 20C is disposed through the housing 20, and the channel 20C, the light inlet 20A, and the light outlet 20B communicate with each other. As shown in FIG. 5, in practical applications, the channel 20C may be disposed substantially along an axis (such as the X-axis direction of the coordinate axis shown in FIG. 5) through the housing 20, and the plane where the light entrance 20A is located The normal direction is parallel to the axis, and the normal direction of the plane where the light outlet 20B is located is perpendicular to the axis, that is, the plane where the light outlet 20B is located and the plane where the light inlet 20A is located are not Parallel to each other.

The two inner sides of the housing 20 facing each other are defined as a first side 201 and a second side 202 respectively. The housing 20 also has a slanted side 203 connected to the first side 201; the light exit 20B is formed on the second side 202. In practical applications, the first side 201 and the second side 202 may be two sides parallel to each other, but not limited to this; the angle θ1 formed between the inclined side 203 and the first side 201 in the channel 20C may be It ranges from 120 to 170 degrees. In a specific application, the included angle θ1 is, for example, 135 degrees.

The first plane mirror 21 is disposed on the first side 201, the second plane mirror 22 is disposed on the second side 202, and the second plane mirror 22 and the first plane mirror 21 are disposed facing each other. In practical applications, the mirror surface 211 of the first plane mirror 21 fixed on the first side 201 may be parallel to the mirror surface 221 of the second plane mirror 22 fixed on the second side 202; The vertical distance H of the mirror surface 221 of the second plane mirror 22 may be between 0.5 cm and 3 cm. In a specific application, the vertical distance H is, for example, 2 cm. In the drawings of this embodiment, the device body 1 includes a single first flat mirror 21 and a single second flat mirror 22 as an example, but the number of the first flat mirror 21 and the second flat mirror 22 is not limited to a single piece In different applications, the number of the first plane mirror 21 and the second plane mirror 22 may be, for example, two or more.

In practical applications, the first plane mirror 21 can be fixed to the first side 201 with adhesive, and the second plane mirror 22 can also be fixed to the second side 202 with adhesive, but the first plane mirror 21 and the second plane mirror 22 are not limited It is fixed in the housing 20 by viscose. In different applications, the housing 20 may have a groove formed adjacent to the first side 201 and the second side 202, and the first plane mirror 21 and the second plane mirror 22 may be engaged through the groove , Fixed to the first side 201 or the second side 202. If the first plane mirror 21 and the second plane mirror 22 are installed on the first side 201 and the second side 202 through the grooves, the relevant personnel can more easily replace the first plane mirror 21 and the second plane mirror 22 Or installation work.

The imaging plane mirror 23 is provided on the oblique side 203. The imaging plane mirror 23 may be fixed to the inclined side surface 203 by bonding, for example, but not limited to this. In different embodiments, the housing 20 may be formed with a groove adjacent to the inclined side surface 203, and the imaging plane mirror 23 may be fixed to the inclined side surface 203 through the groove in a snap-fit manner.

Please refer to FIG. 5 and FIG. 6 together, which shows schematic diagrams of the laser light path of the oral scanning device created by the author and the light path of the image capturing module for capturing images. As shown in the figure, the laser generated by the laser generating unit 121, after passing through a guide lens group 15 of the device body 1, will enter the channel 20C through the light inlet 20A, and the laser entering the channel 20C will pass through the first The reflection from the two plane mirror 22 and the first plane mirror 21 is directed by the light exit port 20B toward the object (tooth) to be scanned.

In more detail, when medical personnel set the light outlet 20B of the oral mirror assembly 2 of the oral scanning device 100 corresponding to the tooth to be scanned, the medical personnel can operate the relevant buttons of the oral scanning device 100, and The oral scanning device 100 is started to perform laser scanning operation on the tooth. When the oral scanning device 100 starts a laser scanning operation, the processing module 11 will first control the laser generating unit 121 to generate a laser, which will follow a first optical path P1 toward the second plane mirror 22 After shooting, the laser will be reflected repeatedly by the second plane mirror 22 and the first plane mirror 21, and finally shot toward the teeth through the light exit 20B; at the same time, the image capture module 13 will correspondingly pass through the plane mirror 23. Acquire an image of the tooth located at the light exit 20B, and the image capture module 13 will generate image information 13A.

According to the above, after the processing module 11 controls the laser generating unit 121 to generate the laser, and the image capturing module 13 obtains the image of the tooth located at the light exit 20B through the imaging plane mirror 23, the processing module 11 will control The movable module 14 is activated to rotate the laser generating unit 121 downward by a predetermined angle; when the laser generating unit 121 rotates downward by a predetermined angle, the processing module 11 will control the laser generating unit 121 to generate a laser again , The laser will be emitted along the second optical path P2 in the direction of the second plane mirror 22, and finally toward the teeth through the light exit port 20B; at the same time, the image capture module 13 will be able to respond to the plane mirror 23 Acquire another image of the tooth located at the light exit 20B, and the image capture module 13 will generate another image information 13A.

According to the above, after the processing module 11 controls the laser generating unit 121 to rotate by a predetermined angle, the processing module 11 will control the movable module 14 to operate again, and the laser generating unit 121 rotates downward by the predetermined angle again; After the laser generating unit 121 rotates downward by a predetermined angle, the processing module 11 will control the laser generating unit 121 to generate a laser again, and the laser will emit along the third optical path P3 toward the second plane mirror 22 Go to the teeth through the light exit 20B; at the same time, the image capture module 13 will be able to obtain another image of the tooth located at the light exit 20B corresponding to the acquisition plane mirror 23, and the image capture module 13 will generate Another image information 13A.

Continued above, the processing module 11 will control the laser generating unit 121 to rotate upwards, so that the laser generating unit 121 sequentially generates lasers emitted along the second optical path P2 and the first optical path P1 in sequence, and the image capture mode Group 13 will be able to generate different image information 13A again. In other words, the processing module 11 may control the laser generating unit 121 to rotate downward several times and then rotate upward several times, so that the image capturing module 13 will generate multiple pieces of image information 13A. More simply, the processing module 11 controls the laser generating unit 121 to swing up and down several times continuously, so that the image capturing module 13 generates multiple pieces of image information 13A.

As described above, in practical applications, the processing module 11 will control the active module 14 to continuously rotate the laser generating unit 121 up and down repeatedly, and cause the image capturing module 13 to generate multiple pieces of image information 13A correspondingly. Then, the processing module 11 can calculate and generate a three-dimensional image information S according to the multiple pieces of image information 13A transmitted by the image capturing module 13; the three-dimensional image information S referred to herein is the medical personnel can view on the screen 3D simulated stereoscopic image of the tooth. In other words, before the processing module 11 generates the three-dimensional image information S, it will control the active module 14 so that the laser generating unit 121 performs at least one cyclic operation to obtain multiple pieces of image information 13A; wherein, the laser generates The unit 121 performs a single loop operation, which includes rotating downward several times and rotating upward several times.

In practical applications, what algorithm is used by the processing module 11 to calculate the image information 13A to generate the three-dimensional image information S is not limited herein. In addition, the processing module 11 controls the frequency of movement of the movable module 14, the processing module 11 controls the movement method of the laser generating unit 121, and the processing module 11 controls the distance or rotation of the laser generating unit 121 each time it moves The angle of the laser beam and the number of times the laser generating unit 121 continuously swings up and down can be designed according to requirements, and are not limited herein. It is particularly emphasized that in the above description, the first optical path P1, the second optical path P2 and the third optical path P3 are only for the convenience of description. One of the embodiments mentioned in practical application, the laser generating unit 121 The number of times the controlled downward rotation is not limited to 3 times, and similarly, the number of times the laser generation unit 121 is controlled to rotate upward is also not limited to 2 times.

The above guide mirror group 15 may include two guide mirrors 151, the two guide mirrors 151 are disposed in the body 10, and the two guide mirrors 151 are disposed adjacent to the laser generating unit 121. The laser light generated by the laser generating unit 121 will first enter the guide mirror group 15, and after being reflected by the two guide mirrors 151, it will be directed to the second plane mirror 22 through the light entrance 20A. The guiding mirror group 15 is mainly used to cause the laser energy generated by the laser generating unit 121 to be directed to the second plane mirror 22. Therefore, the number of guiding mirrors 151 included in the guiding mirror group 15 is not limited to two. In addition, according to the difference in the number of the guiding mirrors 151 included in the guiding mirror group 15, each guiding mirror 151 may be correspondingly arranged in the body 10 in a different arrangement manner. The design of the guiding lens group 15 and the design of the laser generating unit 121 above the image capturing module 13 can greatly reduce the appearance thickness of the end of the body 10 connected to the dental lens set 2 Therefore, the dental mirror set 2 can be extended into the cavity more easily.

Please refer to FIGS. 7 to 9 together. FIG. 7 shows a schematic cross-sectional view of the dental mirror kit of the original creation; FIG. 8 shows an orthographic projection of the light outlet of the housing of the dental mirror kit of the original creation in the direction of the first side FIG. 9 shows a schematic diagram of an orthographic projection of the imaging plane mirror of the creative oral mirror group kit in the direction of the photosensitive surface of the image capturing module. In the following description, the arrangement relationship between the first plane mirror 21, the second plane mirror 22, the imaging plane mirror 23, and the light exit 20B in the preferred embodiment of the oral scanning device 100 of the present invention will be described in detail.

As shown in FIG. 7, in an embodiment where the mirror surface 211 of the first plane mirror 21 and the mirror surface 221 of the second plane mirror 22 are parallel to each other, the mirror surface 211 of the first plane mirror 21 and the mirror surface 231 of the imaging plane mirror 23 are in the channel 20C between each other The included angle θ1 is between 120 and 170 degrees. The included angle θ2 between the extended surface of the mirror surface 221 of the second plane mirror 22 and the mirror surface 231 of the imaging plane mirror 23 in the channel 20C is between 10 and 60 degrees. In specific applications, The included angle θ2 is, for example, 45 degrees, so as to ensure that when reducing the overall volume of the dental mirror kit 2, the laser energy can still be reflected by the first plane mirror 21 and the second plane mirror 22 and outward from the light exit 20B Shoot out.

As shown in FIG. 8, the light exit 20B is formed on the second side 202, and the light exit 20B is correspondingly located between the second plane mirror 22 and the imaging plane mirror 23, and the light exit 20B is an orthographic projection toward the direction of the first plane mirror 21 A part of the area A1 corresponds to the mirror surface 211 of the first plane mirror 21, so that the laser light reflected repeatedly by the second plane mirror 22 and the first plane mirror 21 can be emitted outward through the light exit port 20B.

As described above, after the laser light generated by the laser generating unit 121 enters the channel 20C through the light entrance 20A, only the reflection through the first plane mirror 21 and the second plane mirror 22 will be emitted outward from the light exit port 20B, and The laser light emitted through the light exit port 20B is not reflected by the imaging plane mirror 23, so the image capture module 13 will not directly capture the laser light reflected by the first plane mirror 21 or the second plane mirror 22.

As shown in FIG. 9, in actual application, a photosensitive surface 1311 of the photosensitive element 131 of the image capture module 13 and the imaging plane mirror 23 are disposed on the same axis (for example, the X axis of the coordinate axis shown in FIG. 9) The photosensitive surface 1311 is disposed facing the imaging plane mirror 23, that is, the orthographic projection area A2 of the imaging plane 23 toward the photosensitive surface 1311 of the photosensitive element 131, covering all areas of the photosensitive surface 1311.

Please refer to FIG. 2 and FIG. 4 again. It is worth mentioning that the dental mirror kit 2 can be detachably fixed to the end of the device body 1 where the laser exit 101 is formed. After the group kit 2 is used, the dental mirror group kit 2 can be removed from the device body 1 and replaced with another new dental mirror group kit 2, so that problems such as cross-infection of pathogens can be greatly reduced.

Further, the device body 1 may further include an engaging structure 16 and a body disassembling structure 17. The engaging structure 16 is disposed at the end of the body 10 where the laser exit 101 is formed. The engaging structure 16 is used to engage with the end of the dental mirror kit 2 formed with the light inlet 20A. The body mounting and dismounting structure 17 is fixedly disposed at a position of the body 10 adjacent to the laser outlet 101. The body mounting and dismounting structure 17 may include an elastic arm 171 and a convex portion 172, one end of the elastic arm 171 is connected to the body 10, the convex portion 172 is located at the end of the elastic arm 171, and the convex portion 172 is formed by a side surface of the end of the elastic arm 171 Formed outwardly. When the convex portion 172 is pressed by an external force, the elastic arm 171 will bend, and the elastic arm 171 will correspondingly generate an elastic restoring force, and when the convex portion 172 is no longer compressed, the elastic restoring force of the elastic arm 171 will make the elastic arm 171 Revert to the state before compression.

The dental mirror kit 2 includes a kit detachable structure 24, and the kit detachable structure 24 is disposed on the housing 20. The kit mounting and dismounting structure 24 and the body mounting and dismounting structure 17 can be detachably fixed to each other. Specifically, the kit dismounting structure 24 may be a perforation formed in the housing 20; when the dental mirror kit 2 and the device body 1 are fixed to each other through the engaging structure 16, at least a part of the convex portion 172 will be correspondingly engaged with the perforation (Kit disassembly and assembly structure 24); through the design in which the convex portion 172 and the perforation are engaged with each other and the arrangement of the engagement structure 16, the dental mirror kit 2 can be securely engaged with one end of the device body 1. When the dental mirror kit 2 and the device body 1 are engaged with each other, the user can press the convex portion 172 to shrink the convex portion 172 into the perforation (kit disassembly/assembly structure 24); when the convex portion 172 is pressed inward When retracted into the perforation (kit disassembly/assembly structure 24), the user can relatively easily separate the dental mirror kit 2 and the device body 1 from each other.

It should be noted that any related structure, method, etc. that can allow the dental mirror kit 2 to be detachably fixed to the end of the device body 1 where the laser exit 101 is formed belong to the specific applicable scope of this embodiment; examples In other words, the dental mirror kit 2 and the body 10 of the device body 1 can be detachably fixed to each other by screws.

Please refer to FIGS. 10-12 together. FIG. 10 shows a schematic diagram of an oral scanning system of the original creation, FIG. 11 shows a block schematic diagram of the oral scanning system of the original creation, and FIG. 12 shows a display device of the oral scanning system of the original creation Schematic of the display screen. As shown, the oral scanning system 1000 includes the oral scanning device 100 and a display device 200 described above. For specific description of the oral scanning device 100, please refer to the foregoing description, which will not be described in detail below. The oral scanning device 100 is electrically connected to the display device 200, and the display device 200 can display the three-dimensional image information S transmitted by the oral scanning device 100, and display the light exit 20B of the oral scanning device 100 on a display screen 200A. Three-dimensional image of at least one tooth. In practical applications, the processing module 11 may use the principle of triangulation measurement to calculate the three-dimensional contour to correspondingly generate the three-dimensional image information S, and the processing module 11 can transmit the three-dimensional image information S to the display device 200 , So that the display device 200 displays the three-dimensional image information S on its display screen 200A.

In different embodiments, the three-dimensional image information S may also be calculated by other computer equipment; for example, the oral scanning system 1000 may also include a central processing device (not shown, such as a computer host, Server, etc.), the central processing device is electrically connected to the processing module 11, and the central processing device can receive multiple pieces of image information 13A transmitted by the processing module 11 and related information used to calculate the three-dimensional image information, and the central After receiving the information, the processing device can calculate the information according to the pre-written relevant algorithm program and generate three-dimensional image information S accordingly. In practical applications, the central processing device and the processing module 11 can transmit information to each other in a wireless or wired manner.

As shown in FIGS. 12 and 6, in actual application, after the display device 200 receives the three-dimensional image information S transmitted by the oral scanning device 100, the display device 200 may be four display areas B1, B2, on the display screen 200A, B3 and B4 respectively show: a three-dimensional simulated image of at least one tooth located at the light exit 20B of the oral scanning device 100, a simulated image of the left side of the tooth scanned by the oral scanning device 100, and a simulated image of the upper side of the tooth scanned by the oral scanning device 100 And the oral scanning device 100 scans the simulated image of the right side of the tooth. The processing module 11 or the central processing device is based on the image information of the left side of the tooth scanned by the oral scanning device 100, the image information of the occlusal surface of the tooth scanned by the oral scanning device 100, and the image of the right side of the tooth scanned by the oral scanning device 100 Information to calculate and generate a three-dimensional simulated image of the tooth. In other words, the medical staff can confirm the stereoscopic image of the tooth, the left and right sides of the tooth, and the image capturing state of the occlusal surface by viewing the display screen 200A.

In summary, the oral scanning system, oral scanning device and dental mirror set kit created by the present invention have the advantages of simple structure and low manufacturing cost, and the oral scanning device and oral mirror set kit of the present creation, through the first plane mirror, the first The arrangement of the two plane mirrors and the acquisition plane mirror, and the design with the angle between the mirror plane of the first plane mirror and the mirror plane of the acquisition plane mirror between 120 and 170 degrees, can greatly reduce the overall volume of the dental mirror kit, which can be improved The front-end structure of conventional laser-type oral scanners is bulky, which can easily cause patient discomfort.

The above is only the preferred and feasible embodiment of this creation, and does not limit the patent scope of this creation. Therefore, all equivalent technical changes made by using this creation description and graphic content are included in the protection scope of this creation. .

1000: oral scanning system 100: oral scanning device 1: Device body 10: Ontology 101: Laser exit 102: Grip 11: Processing module 12: Laser components 121: Laser generation unit 13: Image capture module 131: photosensitive element 1311: Photosensitive surface 132: lens group 13A: Image information 14: Active module 15: Guide lens group 151: Guiding Mirror 16: snap-in structure 17: Body disassembly and assembly structure 171: spring arm 172: convex part 2: dental mirror kit 20: Shell 20A: Light entrance 20B: Light exit 20C: Channel 201: first side 202: second side 203: Oblique side 21: The first plane mirror 211: Mirror 22: Second plane mirror 221: Mirror 23: Take plane mirror 231: Mirror 24: Kit disassembly and assembly structure 200: display device 200A: display screen A1: Orthographic projection area A2: Orthographic projection area B1: display area B2: display area B3: display area B4: Display area H: vertical distance L1: predetermined direction L2: predetermined direction S: 3D image information P1: First light path P2: Second light path P3: Third light path θ1: included angle θ2: angle

FIG. 1 is a three-dimensional schematic diagram of the created oral scanning device.

FIG. 2 is a schematic diagram of another view of the oral scanning device created by the author.

FIG. 3 is a block diagram of the oral scanning device created by the author.

FIG. 4 is a partial disassembly schematic diagram of the created oral scanning device.

FIG. 5 is a partial cross-sectional schematic diagram of the oral scanning device created by the author.

Fig. 6 is a schematic diagram of the optical path of the laser light of the oral scanning device created by the present invention.

7 is a schematic cross-sectional view of the dental mirror kit created by the author.

FIG. 8 is a schematic diagram of an orthographic projection of the light outlet of the casing of the dental mirror kit in the direction of the first side.

FIG. 9 is a schematic diagram of an orthographic projection of the imaging plane mirror of the created oral mirror group kit toward the photosensitive surface of the image capturing module.

10 is a schematic diagram of the oral scanning system created by the author.

FIG. 11 is a block diagram of the oral scanning system created by the author.

FIG. 12 is a schematic diagram of the display screen of the display device of the oral scanning system created by the author.

1: Device body

10: Ontology

12: Laser components

121: Laser generation unit

13: Image capture module

131: photosensitive element

132: lens group

14: Active module

151: Guiding Mirror

2: dental mirror kit

20: Shell

20B: Light exit

201: first side

202: second side

203: Oblique side

21: The first plane mirror

22: Second plane mirror

23: Take plane mirror

L1: predetermined direction

L2: predetermined direction

P1: First light path

P2: Second light path

P3: Third light path

Claims (12)

An oral scanning system for scanning teeth in a biological oral cavity, the oral scanning system includes; An oral scanning device, including: An apparatus body, which contains; A body with a laser exit at one end, the body has a grip portion; A processing module, which is arranged in the body; A laser component is disposed in the body, the laser component includes a laser generating unit, the processing module is electrically connected to the laser generating unit; the processing module can control the laser A laser generating unit, so that the laser generating unit emits a laser along an axis direction; the laser generated by the laser generating unit can be emitted through the laser outlet; the processing module can control The laser assembly moves back and forth or swings up and down; and An image capturing module, which is disposed in the body, and the image capturing module is electrically connected to the processing module; An oral lens set kit, which is detachably fixed to the end of the body having the laser exit port, the oral lens set kit includes: A casing, which is elongated, and opposite ends of the casing are respectively formed with a light inlet and a light outlet; the casing has a channel, the channel is provided through the casing, and the The channel, the light inlet, and the light outlet communicate with each other; the two inner sides of the housing facing each other are defined as a first side and a second side, respectively; the housing also has a An oblique side surface, the oblique side surface is connected with the first side surface; the light exit port is formed on the second side surface; At least one first plane mirror, which is disposed on the first side; At least one second plane mirror disposed on the second side, and the second plane mirror and the first plane mirror are disposed facing each other; and An imaging plane mirror, which is arranged on the oblique side; Wherein, the angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is between 120 and 170 degrees; Wherein, the laser energy generated by the laser generating unit enters the channel through the light entrance, and the laser energy entering the channel passes through the second plane mirror and the first plane mirror. Reflected, and emitted from the light outlet; Wherein, the image capturing module can capture the image of the object located at the light exit port through the capturing plane mirror and generate an image information accordingly, and the image capturing module can transmit the image information to The processing module; A display device, which is electrically connected to the processing module; after the processing module receives the image information, the processing module can control the display device to display the stereoscopic view of at least one tooth in a display screen image. The oral scanning system according to claim 1, wherein the body further comprises a body detachable structure, the body detachable structure is disposed at a position of the body adjacent to the laser exit; the oral mirror The kit includes: a kit disassembly and assembly structure, the kit disassembly and assembly structure is disposed on the housing; the kit disassembly and assembly structure and the body disassembly and assembly structure can be detachably fixed to each other. The oral scanning system according to claim 1, wherein the device body further comprises: an active module, the active module is disposed in the body, the active module and the laser generating unit are Connected, the processing module is electrically connected to the movable module; the processing module can control the movable module so that the movable module drives the laser generating unit to move back and forth or swing up and down; wherein , The plane where the light exit port is located and the plane where the light entrance port is located are not parallel to each other; wherein, after the laser beam generated by the laser generating unit enters the channel from the light entrance port, Only the reflections passing through the first plane mirror and the second plane mirror are emitted outward from the light outlet. The oral scanning system according to claim 1, wherein the angle between the extension surface of the mirror surface of the second plane mirror and the mirror surface of the imaging plane mirror is between 10 and 60 degrees, and the mirror surface of the second plane mirror is The mirror surfaces of the first plane mirror are parallel to each other; a part of the orthographic projection area of the light exit port toward the first side falls on the first plane mirror; the imaging plane mirror faces one of the image capturing modules The orthographic projection area of the direction of the photosensitive surface covers the photosensitive surface. The oral scanning system according to claim 1, wherein the device body further includes a guide mirror group, the guide mirror group includes a plurality of guide mirrors, and the plurality of guide mirrors are disposed on the body , And a plurality of the guide mirrors are arranged adjacent to the laser generation unit; the laser generated by the laser generation unit will first be shot into the guide mirror group and pass through the plurality of the After being reflected by the guide mirror, it is directed to the second plane mirror through the light entrance; wherein the laser generating unit is disposed above the image capturing module. An oral scanning device, comprising: An apparatus body, which contains; A body with a laser exit at one end, the body has a grip portion; A processing module, which is arranged in the body; A laser component is disposed in the body, the laser component includes a laser generating unit, the processing module is electrically connected to the laser generating unit; the processing module can control the laser A laser generating unit, so that the laser generating unit emits a laser along an axis direction; the laser generated by the laser generating unit can be emitted through the laser outlet; the processing module can control The laser assembly moves back and forth or swings up and down; and An image capturing module, which is disposed in the body, and the image capturing module is electrically connected to the processing module; An oral lens set kit, which is detachably fixed to the end of the body having the laser exit port, the oral lens set kit includes: A casing, which is elongated, and opposite ends of the casing are respectively formed with a light inlet and a light outlet; the casing has a channel, the channel is provided through the casing, and the The channel, the light inlet, and the light outlet communicate with each other; the two inner sides of the housing facing each other are defined as a first side and a second side, respectively; the housing also has a An oblique side surface, the oblique side surface is connected to the first side surface; the light outlet is located between the oblique side surface and the second side surface; At least one first plane mirror, which is disposed on the first side; At least one second plane mirror, which is disposed on the second side, and the second plane mirror and the first plane mirror are disposed to face each other; An imaging plane mirror, which is arranged on the oblique side; Wherein, the angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is between 120 and 170 degrees; Wherein, the laser energy generated by the laser generating unit enters the channel through the light entrance, and the laser energy entering the channel passes through the second plane mirror and the first plane mirror. Reflected, and emitted from the light outlet; Wherein, the image capturing module can capture the image of the object located at the light exit through the imaging plane mirror. The oral scanning device according to claim 6, wherein the body further comprises a body detachable structure, the body detachable structure is fixedly disposed at a position of the body adjacent to the laser exit; the oral cavity The mirror set kit further includes: a kit disassembly and assembly structure, the kit disassembly and assembly structure is disposed on the housing; the kit disassembly and assembly structure and the body disassembly and assembly structure can be detachably fixed to each other. The oral scanning device according to claim 6, wherein the device body further comprises: an active module, the active module is disposed in the body, the active module and the laser generating unit are Connected, the processing module is electrically connected to the movable module; the processing module can control the movable module so that the movable module drives the laser generating unit to move back and forth or swing up and down; wherein , The plane where the light exit port is located and the plane where the light entrance port is located are not parallel to each other; wherein, after the laser beam generated by the laser generating unit enters the channel from the light entrance port, Only the reflections passing through the first plane mirror and the second plane mirror are emitted outward from the light outlet. The oral scanning device according to claim 6, wherein the angle between the extended surface of the mirror surface of the second plane mirror and the mirror surface of the imaging plane mirror is between 10 and 60 degrees, and the mirror surface of the second plane mirror is The mirror surfaces of the first plane mirror are parallel to each other; a part of the orthographic projection area of the light exit port toward the first side falls on the first plane mirror; the imaging plane mirror faces one of the image capturing modules The orthographic projection area of the direction of the photosensitive surface covers the photosensitive surface. The oral scanning device according to claim 6, wherein the device body further includes a guide mirror group, the guide mirror group includes a plurality of guide mirrors, and the plurality of guide mirrors are disposed on the body , And a plurality of the guide mirrors are arranged adjacent to the laser generation unit; the laser generated by the laser generation unit will first be shot into the guide mirror group and pass through the plurality of the After being reflected by the guide mirror, it is directed to the second plane mirror through the light entrance; wherein the laser generating unit is disposed above the image capturing module. A dental mirror kit, including: A casing, which is elongated, and opposite ends of the casing are respectively formed with a light inlet and a light outlet; the casing has a channel, the channel is provided through the casing, and the The channel, the light inlet, and the light outlet communicate with each other; the two inner sides of the housing facing each other are defined as a first side and a second side, respectively; the housing also has a An oblique side surface, the oblique side surface is connected to the first side surface; the light outlet is located between the oblique side surface and the second side surface; A kit disassembly and assembly structure, which is disposed on the housing, and the kit disassembly and assembly structure is disposed adjacent to the light entrance; At least one first plane mirror, which is disposed on the first side; At least one second plane mirror disposed on the second side, and the second plane mirror and the first plane mirror are disposed facing each other; and An imaging plane mirror, which is arranged on the oblique side; Wherein, the angle between the mirror surface of the first plane mirror and the mirror surface of the imaging plane mirror is between 120 and 170 degrees; Wherein, the oral lens set kit can be detachably fixed at one end of a device body of an oral scanning device through the kit dismounting structure, and the device body has a laser exit formed at the end, the device The body is provided with a body disassembly structure at the end, and the kit disassembly structure can be detachably fixed to the body disassembly structure; Wherein, when the dental mirror kit is fixed to one end of the device body, the laser emitted by the device body through the laser exit port can enter the channel through the light entrance port and pass through The reflection of the second plane mirror and the first plane mirror is emitted outward from the light exit port to illuminate the object located at the light exit port. The oral mirror set kit according to claim 11, wherein an angle between the extension surface of the mirror surface of the second plane mirror and the mirror surface of the imaging plane mirror is between 10 and 60 degrees, and the mirror surface of the second plane mirror is The mirror surfaces of the first plane mirror are parallel to each other; a part of the orthographic projection area of the light exit port toward the direction of the first side falls on the first plane mirror; the imaging plane mirror faces the image capturing module An orthographic projection area in the direction of a photosensitive surface covers the photosensitive surface.

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