74results about "Dental surgery" patented technology

The invention discloses a machine shell for oral cavity cleaning and an oral cavity cleaning device, the machine shell comprises a shell body and a cover body, the shell body is provided with an opening, and the cover body covers the opening of the shell body; the cover body and the shell are mutually nested in a preset direction, and a liquid storage cavity is defined by the cover body and the shell; a micro-channel is formed between the shell and the cover body; the micro-channel can allow gas to penetrate in the preset direction and prevent liquid from flowing out, and the micro-channel communicates the liquid storage cavity with the outside through an assembly gap between the shell and the cover. The casing for oral cavity cleaning and the oral cavity cleaning device have the effects of being free of holes in appearance, breathable and waterproof.

An image processing apparatus is disclosed. The image processing apparatus includes a communicator configured to transmit or receive information to or from an intraoral scanner, a memory storing one or more instructions, and a processor configured to execute the one or more instructions stored in the memory to identify an oral image obtainment mode based on tip information about a tip included in the intraoral scanner, and obtain an oral image based on two-dimensional image data received from the intraoral scanner through the communicator and the identified oral image obtainment mode, wherein the tip information may include at least one of tip fastening direction information and tip size information.

In one embodiment, an oral irrigator including a reservoir, a tip fluidly connected to the reservoir, a motor having a drive shaft, and a pump. The pump includes a pump body including a pump inlet fluidly connected to the reservoir and a pump outlet fluidly connected to the tip, a spiral pinion gear including a plurality of pinion gear teeth that curve along their length, and a spiral driven gear including a plurality of driven gear teeth that mesh with the pinion gear teeth. The pump also may include a connecting rod eccentrically connected to the driven gear and a piston and received within the pump body. Movement of the drive shaft causes the pinion gear to rotate, causing the driven gear to rotate, translating the connecting rod and moving the piston laterally within the pump body to pull fluid from the reservoir and push the fluid to the tip.

The present application discloses a drive unit for oral cleaning, a toothbrush handle, and an oral cleaning device; the oral cleaning device at least includes a driving body and a motion detection component, wherein the driving body extending along a first axis includes a static assembly and a rotary assembly, the rotary assembly is rotatably mounted on the static assembly, the static assembly at least partially surrounds the rotary assembly, and an accommodating chamber is formed in the static assembly; the motion detection component located in the accommodating chamber includes a motion detection assembly and a motion feedback assembly, the motion feedback assembly is connected with the rotary assembly and rotates with the rotary assembly, the motion detection assembly is directly connected with the static assembly, and the motion detection assembly detects a motion position of the rotary assembly through the motion feedback assembly.

Blank for the production of dental prosthetic components by material processing using a CAD / CAM machine, with a blank body made of a dental restoration material and a holding attachment connected to the blank body for holding the blank body in the CAD / CAM machine, the holding element is made of plastic.

A wireless intraoral scanner and an intraoral scan image forming apparatus including the same are disclosed. The intraoral scan image forming apparatus comprises: an intraoral scanner (10) that optically scans and captures intraoral structures to obtain two-dimensional shape image data of the intraoral structures; a data processor (22) that outputs a control signal for the intraoral scanner (10) and forms a three-dimensional shape image of the intraoral structures from the two-dimensional shape image data of the intraoral structures obtained from the intraoral scanner (10); a wireless auxiliary device (30) that supplies power for driving the intraoral scanner (10) to the intraoral scanner (10) through a wired signal line (19), receives a wired signal transmitted from the intraoral scanner (10) through the wired signal line (19), converts it into a wireless signal and transmits it to the data processor (22), receives a wireless signal transmitted wirelessly from the data processor (22), converts it into a wired signal and transmits it to the intraoral scanner (10); and a wireless transmission / reception device (80) that receives the wireless signal transmitted from the wireless auxiliary device (30), converts it into a wired signal and transmits it to the data processor (22), receives a wired signal transmitted from the data processor (22), converts it into a wireless signal and transmits it to the wireless auxiliary device (30).

The present disclosure relates to an oral irrigator. In one embodiment, the oral irrigator includes a motor, a pump body, a connecting rod, and a diaphragm seal. The connecting rod is at least partially received within the pump body and is movably connected to the motor such that the motor moves the connecting rod between a first position and a second position within the pump body. The diaphragm seal is connected to the connecting rod and the pump body and deforms from a first orientation to a second orientation as the connecting rod moves from the first position to the second position.

Drivetrain assemblies for personal care devices using electromagnetic components to generate a combination of controllable power tapping and sweeping motions. The drivetrain assemblies include a drivetrain shaft at least partially contained within a body portion of the device. The drivetrain shaft is further configured to engage a brush head member of the device. The drivetrain assemblies further include a motor mounted on the drivetrain shaft, where the motor is configured to periodically rotate the drivetrain shaft about a first axis of the device, and an electromagnetic assembly configured to drive the drivetrain shaft and thereby the brush head member about an second axis of the device or in a direction parallel to a third axis of the device. The electromagnetic assembly includes a stator, a voice coil actuator, a rotor, or a linear solenoid actuator, for example.

Oral care lamp devices, kits, and methods are provided. An oral care lamp device (10) may include a housing (12), a light source positioned in the housing (12). The light source includes an LED (14) and is capable of emitting electromagnetic radiation having an average light intensity of about 150 mW / cm2 or greater. The oral care light device (10) may include a battery (46) and may be portable. The kit may include an oral care lamp device (10) and a whitening composition. A method of whitening teeth using an oral care lamp device (10) may include: applying a whitening composition including a bleaching agent to teeth; maintaining the whitening composition on the teeth for a first period of time without activating a light source; and after the first period of time, activating the light source to direct the electromagnetic radiation to the tooth for a second period of time.

A motor assembly for an electric toothbrush, a brush handle assembly for an electric toothbrush, and an electric toothbrush. The motor assembly includes: a motor body, a mounting seat, a position feedback member, and a position sensor. The motor body is arranged with an output shaft. The mounting seat defines a connection hole; wherein the mounting seat is fixedly sleeved on the output shaft through the connection hole to be rotatable with the output shaft; the mounting seat further defines a mounting slot disposed on a peripheral side of the connection hole. The position feedback member is arranged at the mounting slot to be rotatable with the output shaft. The position sensor is spaced apart from the mounting seat and disposed on a side toward which an opening of the mounting slot is oriented; wherein the position sensor is configured to detect a motion position of the position feedback member.

A computer-implemented method for detecting tooth wear on a virtual 3D model (101) of a dental situation is disclosed. The method comprises receiving, by a processor, the virtual 3D model (101) of the dental situation. The method further comprises generating an input (301), from the virtual 3D model (101), for a trained neural network (300) for tooth wear detection, wherein the input (301) comprises at least one input element corresponding to at least a part of the virtual 3D model (101), the at least one input element comprising geometric information of the at least part of the virtual 3D model (101), wherein the geometric information of the at least part of the virtual 3D model (101) comprises curvature information. The method further comprises providing the input (301) to the trained neural network (300) and obtaining an output (305) from the trained neural network (300) based on the provided input (301), wherein the output (305) comprises at least one probability value, wherein the at least one probability value represents a likelihood that the at least one input element corresponds to a tooth wear class. Further, the method comprises assigning the tooth wear class to the at least one input element and registering tooth wear on the at least part of the virtual 3D model (101) based on the assigned tooth wear class to the at least one input element. The at least part of the virtual 3D model (101) is displayed with the registered tooth wear.

Disclosed in the present application are a drive device used for oral cleaning, a brush handle assembly, and an oral cleaner. The drive device at least comprises a drive body and a motion detection component. The drive body extending along a first axis comprises a stationary assembly and a rotating assembly, the rotating assembly being rotatably mounted on the stationary assembly, the stationary assembly at least partially surrounding the rotating assembly, and an accommodation chamber being formed in the stationary assembly. The motion detection component located in the accommodation chamber comprises a motion detection assembly and a motion feedback assembly, the motion feedback assembly being connected to the rotating assembly and rotating along with the rotating assembly, the motion detection assembly being directly connected to the stationary assembly, and the motion detection assembly determining a motion position of the rotating assembly by means of the motion feedback assembly. The present application can improve the control effect on oral cleaners, thereby improving the use experience of users.

The application discloses a support assembly of an electric toothbrush and the electric toothbrush, wherein the support assembly of the electric toothbrush comprises a support body and an elastic buffering component; the support body comprises a main body part and a connecting structure which are connected to each other, a battery mounting bin is formed in the main body part, and the connecting structure is provided with a plug-in matching part; the elastic buffering component comprises a mounting cylinder, a motor mounting cavity is formed in the mounting cylinder, and the mounting cylinder is provided with a motor buffering part; the motor buffering part is plug-in fixed with the plug-in matching part in the axial direction of the mounting cylinder, so as to connect the support body and the elastic buffering component; the motor buffering part is provided with a circumferential buffering surface and an axial buffering surface; the plug-in matching part is provided with a circumferential matching surface and an axial matching surface, the circumferential matching surface is in abutting matching with the circumferential buffering surface in the axial direction of the mounting cylinder, and the axial matching surface is in abutting matching with the axial buffering surface in the axial direction of the mounting cylinder. The support assembly of the electric toothbrush can realize multidimensional shock absorption, and effectively improves the shock absorption effect of the whole support assembly.

An oral care system that includes an oral care implement and a tracking attachment. The oral care implement may include a handle and a head. The tracking attachment is detachably coupled to the oral care implement. The tracking attachment may include a first component comprising a first housing having an inner surface that defines a first cavity and a second component comprising a second housing having an inner surface that defines a second cavity. When the tracking attachment is coupled to the oral care implement, a first portion of the handle is positioned within the first cavity and a second portion of the handle is positioned within the second cavity.

The present disclosure discloses an oral cleaning apparatus, device and system, where the oral cleaning apparatus includes a shell body, a bracket assembly, a power assembly, and a charging receiver assembly. The bracket assembly, the power assembly, and the charging receiver assembly are all arranged in an inner cavity of the shell body, and both the power assembly and the charging receiver assembly are assembled on the bracket assembly.

An intraoral scanner includes a projector unit configured to emit light at least onto a dental object of a patient; an image sensor configured to acquire reflected light from at least the dental object; a battery for powering the intraoral scanner; a processor unit configured to process the reflected light into one or more 2D images and / or 3D images; a wireless interface configured to communicate with an external device the one or more 2D images and / or 3D images, a motion sensor configured to sense a motion of the intraoral scanner; a timer unit; and a power management unit configured to reduce the power consumption of the intraoral scanner based on a motion signal provided by the motion sensor and a timer signal provided by the timer unit.Buchanan

The invention discloses an intelligent nursing device for preventing a child oral cavity from being swallowed by mistake, belongs to the technical field of child oral cavity nursing equipment, and aims to solve the technical problems that an existing device is incomplete in mistake swallowed prevention mechanism, insufficient in adaptability and safety and prone to bucking. The device adopts a modular design of a main body unit, a replaceable cleaning head unit and an intelligent mistaken swallowing prevention control unit, the main body unit (a handle part) is an integrally formed hollow shell, double independent liquid inlet cabins (used for preheating pretreatment of cleaning liquid) and a vortex negative pressure pump set are arranged in the main body unit (a handle part), and a deep groove is formed from the top to the middle of the main body (the shell); the bottom of the groove (the top of the inner core) is provided with an electromagnetic adsorption and mechanical locking mechanism used for being connected with a head function module. The bottom of the whole handle is in butt joint with an external water tank through two pipelines and used for conveying cleaning liquid and recycling waste liquid. The replaceable cleaning head comprises a toothbrush type (liquid outlet holes are formed in the centers of bristles) and a water flushing type (a flushing head is arranged in the middle), innovative layouts of discharging liquid from the middle and absorbing liquid on two sides are adopted, and an infrared sensor (detecting the distance of gingiva and whether water in the mouth submerges the cleaning head) is integrated. Therefore, the replaceable cleaning head needs to be inserted into the main body through the long rod-shaped structure at the tail part to realize multiple fixed locking with the main body part. Meanwhile, when water in the mouth of the patient submerges the infrared sensor, the central processing unit reduces water output and enhances the water absorption function according to the reaction of middle and far infrared bands, and the problems of flushing fluid overflow and bucking are ingeniously solved; the intelligent control unit part is integrated with a central processing unit, a tightness detection sensing system and an alarm module, identifies the distance from the oral cavity tissue through an infrared sensor, and adaptively adjusts the cleaning mode (the negative pressure is increased by reducing the liquid outlet amount too close, and the pressure is increased too far, and the out-of-range prompt); and a quadruple error swallowing prevention mechanism (deep insertion butt joint, double fixation, tightness detection sound-light alarm and mobile phone APP linkage early warning) is synchronously constructed, and the operation of the pump set is suspended in case of abnormality. The oral care solution has the advantages that the effects of preventing mistaken swallowing and bucking are remarkable, the temperature and the cleaning force of the cleaning solution are controllable, and an implementation thought and method are provided for improving the oral care requirements of children of different age groups and achieving safety and practicability at the same time.

Embodiments of the present application provide a housing for oral cleaning and an oral cleaning apparatus. The housing comprises a shell and a cover. The shell has an opening, and the cover seals the opening of the shell. The cover and the shell are nested with each other along a preset direction, and the cover and the shell define a liquid storage cavity. A microchannel is formed between the shell and the cover. The microchannel is capable of allowing gas to pass through along the preset direction and blocking liquid from flowing out, and the microchannel utilizes an assembly gap between the shell and the cover to enable communication between the liquid storage cavity and the external environment. The housing for oral cleaning and the oral cleaning apparatus provided by the embodiments of the present application achieve the effect of being hole-free in appearance, breathable, and waterproof.

A method, user interface and system for detecting and monitoring development of a dental condition. In particular, detecting and monitoring such a development by comparing digital 3D representations of the patient's set of teeth recorded at a first and a second point in time. For example, determining tooth movement for at least one tooth between the first and second point in time based on derived distances.

The present invention provides a method for controlling the operation of an electric toothbrush with a replaceable brushhead. The method includes obtaining an existing operational mode of the electric toothbrush and, when a new replaceable brushhead is provided to the electric toothbrush, identifying the new replaceable brushhead. A new operational mode associated with the new replaceable brushhead is identified, the new operational mode being different from the existing operational mode. A user input is requested to confirm that the operation of the electric toothbrush should change to the new operational mode. The operational mode of the electric toothbrush is then changed to the new operational mode or maintained in the existing operational mode based on the user input.

A wirelessly rechargeable electric toothbrush, including: a machine body (100) comprising a cleaning section (101) and a handle (110) connected to each other, wherein the cleaning section (101) is provided with a brush head (102), the handle (110) comprises an outer housing (111) and an inner housing (112), the outer housing (111) is fitted over the inner housing (112), the outer housing (111) is made of metal, one end of the inner housing (112) away from the cleaning section (101) is a closed end (114) which is tightly arranged, a charging component is arranged at the closed end (114) in the inner housing (112), the charging component comprises at least one magnetic block (116) and several stacked induction coils (115), and the at least one magnetic block (116) is located on radial circumferences of the induction coils (115).

To provide a motor assembly for an electric toothbrush which improves mounting stability of a position feedback member.SOLUTION: A motor assembly for an electric toothbrush includes: a motor main body in which an output shaft is provided; a mounting seat 20 in which a mounting groove is provided at a circumferential side of a connection hole 21, the connection hole being opened at the mounting seat, the mounting seat being sleeved while being fixed to the output shaft via the connection hole so as to be rotated together with the output shaft, and the mounting groove being provided at the mounting seat; a position feedback member 30 which is mounted in the mounting groove so as to be rotated together with the output shaft; and a position sensor 40 for detecting a motion position of the position feedback member, the position sensor being installed with a space from the mounting seat and positioned at a side toward which a notch of the mounting groove is directed.SELECTED DRAWING: Figure 4

The present application relates to a toothbrush kit with an external toothpaste box and a multifunctional charging base, which comprises an electric toothbrush, a transparent toothpaste box and a multifunctional charging base; the toothbrush comprises a brush head and a brush handle, the front end of the brush head is provided with bristles, the rear end surface of the brush head is provided with a brush head cavity, the brush head cavity is provided with a brush head connecting piece; the front part of the brush handle is provided with a high-frequency vibration motor, the output shaft of the high-frequency vibration motor is fixedly connected with the brush head connecting piece; the brush head is provided with a brush head internal pipeline which is communicated with the root of the bristles; the middle part of the brush handle is provided with a water pump, the water outlet of the water pump is communicated with the brush head internal pipeline; the rear opening of the brush handle is provided with a rear cover, the inner cover surface of the rear cover is provided with a water inlet pipe, the outer cover surface of the rear cover is provided with a jack which is communicated with the water inlet pipe, the water inlet of the water pump is communicated with the water inlet pipe; the brush handle is provided with a circuit board which is electrically connected with the high-frequency vibration motor and the water pump, the inner rear part of the brush handle is provided with a battery which is electrically connected with the circuit board; the inner cover surface of the rear cover is provided with a charging coil which is electrically connected with the circuit board. The present application is more convenient to use.

The Invention discloses a dental care device with water flossing and brushing integration, comprising a device body whose inner wall is provided with a metal main shaft. For use, inject clear water into a water tank, and then enable sealing via a fully softened plug cover; press a start key, supply water via a water absorption tube, conduct filtration via a filter bulb; subsequently, choose different gear control and time reminder functions, and then start a built-in servo motor to make soft bristle brush oscillate and vibrate at a high frequency and join ultrasonic wave in cleaning oral cavity; finally, enable charging via a wireless charging base, so the dental care device with water flossing and brushing integration is completed.

The present application discloses an oral cleaning apparatus, device and system. The oral cleaning apparatus comprises a housing, a support assembly, a power assembly and a charging receiving assembly. The support assembly, the power assembly, and the charging receiving assembly are all arranged in an inner cavity of the housing, and the power assembly and the charging receiving assembly are both mounted to the support assembly. The oral cleaning apparatus, device and system provided in embodiments of the present application have the advantages of modular mounting and high mounting efficiency.

A locking apparatus for a whip arm of a unit chair is disclosed. The locking apparatus for a whip arm of a unit chair is configured to lock and unlock a whip arm configured to support a handpiece tubing of the unit chair, the locking apparatus comprising: a main roller coupled to an end of the whip arm and configured to rotate about a rotational axis, the main roller including a pawl protruding from one side thereof; a latch plate configured to guide the pawl such that, as the main roller rotates, the pawl is engaged at a locking position to lock the whip arm, and, when the handpiece tubing is pulled and the pawl is disengaged from the locking position, the whip arm is unlocked; a spring unit configured to provide an elastic force to return the main roller and the latch plate to pre-rotation positions thereof; and a cover unit to which the main roller and the latch plate are axially coupled, the cover unit covering the main roller and the latch plate, wherein the latch plate includes a pawl guide hole configured to guide a movement path of the pawl, and the pawl guide hole may be formed in an irregular zigzag shape.

Disclosed is a wear assessment for an oral care system 14 (e.g., an oral cleaning device). A sensor unit 16 of the oral care system is configured to provide a sensor signal related to the cleaning effectiveness of a cleaning function of the oral care system. The sensor unit 16 may be or be coupled to an element used during the performance of the oral care function of the device. The element may be, for example, a sensor for detecting intraoral cleaning progress or an element that drives intraoral cleaning or treatment operations. The sensor signal 20 is used to perform a wear assessment by monitoring a characteristic of the signal indicative of the progress of oral cleaning effectiveness (e.g., intraoral cleaning level) during an operation session and monitoring the length of time it takes for the session to reach a certain threshold of effectiveness. If this length of time is equal to or exceeds a certain threshold, this may be an indication that the associated element of the oral care system is worn out.

Disclosed are a method and an apparatus for examining bone formation of alveolar bone using an oral scanner having a tomographic function. The bone formation inspection method for alveolar bone comprises: a step of filling a bone graft material into an alveolar bone to be subjected to bone graft, suturing gingiva, and then acquiring a surface shape image of a portion where the alveolar bone is formed by using a surface shape acquisition optical system; a step for acquiring an internal cross-sectional image showing the state of the alveolar bone and the bone graft by means of an internal cross-sectional acquisition optical system at a predetermined position in the acquired surface shape image; a step of moving the oral scanner to acquire a gingival surface shape after a predetermined period of time has elapsed, and when the gingival surface shape at a position at which the internal cross-sectional image was previously acquired is detected, acquiring an internal cross-sectional image showing the state of the alveolar bone and the bone graft at the position using an internal cross-sectional acquisition optical system of the oral scanner; and a step for comparing the internal cross-sectional images acquired at predetermined intervals.

Disclosed is a method, user interface and system for detecting and monitoring development of a dental condition. In particular the invention relates to detecting and monitoring such a development by comparing digital 3D representations of the patient's set of teeth recorded at a first and a second point in time.