241 results about "Dental instruments" patented technology

The embodiment of the utility model provides a shell-shaped dental instrument which comprises a shell-shaped body with a plurality of tooth containing cavities, a traction part for hanging a traction piece is arranged on part of the surface of the shell-shaped body in an outward protruding and extending mode, and the traction part and the shell-shaped body are integrally formed and are of a hollow structure. A containing groove for containing a traction piece is formed in the side surface of the traction part, the containing groove is used for being detachably connected with the traction piece, the maximum length of any first cross section of the traction part in the first direction is larger than the maximum length of any first cross section in the second direction, the first direction is the direction where the long axis of the traction part is located, and the second direction is the direction where the long axis of the traction part is located. The first direction is perpendicular to the second direction, the first direction and the second direction are located on the first cross section, and the containing groove faces the first direction or the direction opposite to the first direction.

The present invention relates to methods for curing polymeric dental appliances comprised of partially cured photopolymerizable components, especially for additively manufactured denture base and artificial tooth components utilized in the production of full and partial dental prostheses. In particular, the invention relates to methods of utilizing a curing apparatus having one or more controllable heating sources and one or more controllable LED light sources to achieve specific preheating and light curing conditions for more effectively converting partially cured photopolymerizable components from a partially cured state to a final cured state.

The utility model provides a dental instrument which comprises a shell-shaped body with a plurality of tooth containing cavities, the shell-shaped body further comprises an extension part and a traction part, the extension part is formed by extending the edges of the tooth containing cavities towards the gingiva direction, the traction part protrudes from part of the surface of the extension part towards the far-tooth direction to form a cavity structure, and in addition, the traction part is connected with the extension part. The traction part and the edge of the extension part are arranged at an interval; the side surface of the traction part is provided with a containing cavity used for hanging a traction piece, and when the traction device is worn, the extension part covers and wraps part of gingiva. The traction part in each embodiment of the utility model not only can replace the function of an anchorage nail to provide anchorage force or orthodontic force, but also solves a series of negative effects that in the prior art, an implanting nail needs to be driven into a tooth root, and trauma is caused to the interior of the mouth of a patient.

In one embodiment, a dental appliance includes a dental-appliance body and a core sensor module embedded within the dental-appliance body. The core sensor module includes one or more processors. The dental appliance further includes at least one biological sensor coupled to the dental-appliance body and conductively coupled to the core sensor module, and further includes a conductive layer running through at least a portion of the dental-appliance body and conductively coupling the core sensor module with the at least one biological sensor.

To carry out machining more efficiently.SOLUTION: The present invention relates to a machining method comprising the steps of: (S101) providing a data set (101) for the milling process in which at least one process parameter (103) for machining a workpiece is specified; (S102) simulating machining force on the workpiece based on the data set; and (S103) adjusting the process parameter (103) for machining until a predetermined maximum value for the machining force is reached or a predetermined minimum value is maintained.SELECTED DRAWING: Figure 1

This invention relates to the field of dental instrument technology, and in particular to a scaling tool capable of quickly identifying the working blade and its method of use. The scaling tool includes a handle and a working end. The working end has a working blade for contacting the tooth surface and an opposing non-working side; the scaling tool is also provided with a marking section corresponding to the working blade. This invention improves the speed and accuracy of dentists and instrument sharpeners in identifying the working blade, increases dentistry efficiency, and avoids unnecessary wear and tear on instruments.

This disclosure discusses a technique for fabricating occlusal interference elements within polymer dental instruments. The technique discloses at least one polymer shell containing several cavities molded to fit over a patient's tooth. The polymer shell includes an occlusal instrument surface molded to fit over the patient's occlusal tooth surface. One or more occlusal interference elements are formed within the occlusal instrument surface, each occlusal interference element including a partially disc-shaped feature that extends radially away from the occlusal tooth surface when the patient wears it.

A dental handpiece system includes a dental handpiece for operating a dental burr and providing a stream of water to the dental burr for cooling a tooth being acted upon by the dental burr. The dental handpiece further includes a flush water port for providing a flush water stream that is directed away from the dental burr to allow the dentist to flush a work site in a patient's mouth. The dental handpiece can also include an air outlet for providing a stream of air that is also not directed to the dental burr and that can be used to dry other dental instruments as well as work sites in the patient's mouth.

A mold for a dental appliance includes a dental arch portion and a beam. The dental arch portion is associated with teeth of a user. The dental arch portion includes a first distal portion, a second distal portion, and an incisor portion disposed between the first distal portion and the second distal portion. The beam extends from the first distal portion to the second distal portion. The beam includes a label portion disposed between the first distal portion and the second distal portion. The label portion forms a label for identification of the mold.

The utility model provides a saliva absorber during tooth extraction, which relates to the technical field of dental appliances and comprises a microporous support, an outer absorbent cotton layer and a U-shaped clamping piece, the outer absorbent cotton layer is fixed on the outer side of the microporous support in a surrounding manner, the U-shaped clamping piece is arranged above the microporous support, communicating holes are formed in the lower portion of the microporous support in an annular array manner, and the communicating holes are communicated with the outer absorbent cotton layer. The top of the micropore support is fixedly connected with an upper connecting sliding frame, the tail portion of the micropore support is communicated and fixed with a drainage tube frame, the outer portion of the outer absorbent cotton layer is covered with an outer yarn cotton layer in a surrounding mode, and the outer yarn cotton layer is of a net-shaped structure. The microporous stent is in indirect contact with the oral cavity and saliva through cooperation of the outer absorbent cotton layer made of cotton balls, the situation that when an existing guide plastic pipe is in direct contact with the oral cavity, the inner membrane of the oral cavity is damaged is avoided, air suction noise can be eliminated through cooperation of the microporous stent and the outer absorbent cotton layer, and the problems that the plastic pipe only absorbs the saliva locally, the range is small, and the oral cavity is damaged are solved. Meanwhile, the problem that the inner membrane of the oral cavity is damaged due to overlarge force of the flow guide plastic pipe is solved.

The invention relates to the technical field of dental instrument manufacturing, and discloses a small-angle calibration method, system and equipment for an orthodontic bending machine. According to the method, a reverse calibration path of macroscopic feedback and microcosmic calibration is adopted, specifically, a steel wire is continuously bent for multiple times at the same target angle C, and single-time angle deviation is amplified and accumulated into macroscopic geometrical characteristic quantity; calculating a theoretical value E1 of the characteristic quantity, and comparing the theoretical value E1 with a measured value E1; and iteratively adjusting the target angle C until the theoretical value is matched with the measured value, thereby establishing an accurate mapping relation between the target angle C and the calibration angle D to compensate nonlinear errors such as material springback and the like. The invention further provides a special optical measuring device, the transparent substrate is combined with the ruler module with the deep-color scales and uniform backlight, so that the outline of the steel wire and the scale marks both present deep-color silhouettes with consistent optical characteristics in an image, and system errors caused by coplanar imaging of heterogeneous materials are fundamentally eliminated. The integral forming precision of small-angle bending is remarkably improved, and the technical problem of error accumulation in long-span component manufacturing is solved.

The utility model relates to the technical field of dentist instrument storage boxes. The multifunctional dental instrument storage box comprises a box body, an adjusting structure is arranged in the box body, a lock catch is fixedly connected to the middle position of the outer surface of one side of the upper end of the box body, a box cover is hinged to the outer surface of one side of the top end of the box body, and a rapid taking structure is arranged in the box cover. And a locking plate is hinged to the middle position of the outer surface of one side of the box cover. The placing box is inserted in the gap between the mounting frame and the box cover, and is positioned in the mounting frame through the matching of the hinge column, the triangular clamping block and the torsional spring, so that the anesthetic needle can be prevented from being inverted or falling off when the anesthetic needle is moved or opened, and the anesthetic needle can be conveniently taken and used when the anesthetic needle needs to be taken. An opening and closing plate can be opened through hinge rotation, at the moment, medical staff can take anesthetic needles in a containing box through a taking hole, and the practicability of the equipment is improved to a certain degree.

This application provides a dental simulation workbench training system and method based on spatial computing technology, for solving problems that prior simulator only supports single-player use, only trains based on an oral model, lacks full-process doctor-patient communication. A virtual-real fusion head-mounted display acquires positioning data of physical objects in real space. A situation observation server arranges virtual entities and generates a scene file. A simulation computer generates a mixed-reality treatment scenario, a virtual patient, and dental instruments from the scene file, allowing a complete patient journey, from entry to the end of treatment, to be replicated. Force sensation information is generated, and both poses of a force tool and a virtual tool are controlled to match with a pose of a force feedback tool. A user wears the head-mounted display to perform treatment. Multiple people are supported to watch the treatment of the same dental simulation workbench through a network.

The invention relates to a dental motor or coupling unit (10, 20), which is designed to be coupled to a dental instrument (100, 105) and comprises an electrical circuit arrangement which is connectable to a supply unit (110, 120) via a conductor pair (91). The circuit arrangement contains: a load (30), which is supplied with DC voltage or a low-frequency AC voltage via the conductor pair (91); a transmitting and receiving unit (40), which is designed to communicate by means of / via near-field communication and, for this purpose, to wirelessly transmit an HF communication signal transmitted via the conductor pair (91) or to couple it into the conductor pair (91); and coupling and separating elements (31, 41), which decouple the DC voltage or low-frequency AC voltage from the HF communication signal.

The utility model provides a dental instrument. The dental instrument comprises a shell-shaped appliance and a guide plate arranged on the shell-shaped appliance, the guide plate comprises at least one guide plate body, the guide plate body comprises a connecting end, an acting surface and a non-acting surface, the acting surface is used for acting on a pair jaw dentition or a pair jaw shell-shaped appliance when the guide plate body is in contact with a pair jaw, and the acting surface and the non-acting surface are both connected to the connecting end; the connecting rib is connected with the non-acting surfaces of the at least two guide plate bodies, or the connecting rib is connected with at least one non-acting surface of the guide plate body and the shell-shaped appliance; the overall strength of the guide plate can be improved, and the risk of guide plate deformation or collapse in the correction process is reduced.

The present invention relates to a miniature wireless teeth sensor system and method for comprehensive, real-time monitoring of oral health parameters. The system comprises a plurality of smart biocompatible sensor units configured for placement on or integration into teeth or dental appliances, wireless transmission modules, and a receiver. The sensor units incorporate one or more sensors adapted to detect and monitor various oral health parameters. The invention encompasses active capsules with built-in batteries, distributed multi-sensor arrays, and standalone, compact, all-in-one sensor units. Data transmission is achieved through wireless communication technologies. The invention also provides a method for monitoring oral health using the described system. This invention represents a significant advancement in dental healthcare technology, enabling early detection of oral health issues and personalized treatment planning.

One aspect of this application provides a method for manufacturing a shell-shaped orthodontic appliance, comprising: manufacturing a male mold having anti-wrinkle features, comprising a plurality of crowns and at least a portion of the gingiva, wherein the male mold having anti-wrinkle features has at least one protruding anti-wrinkle feature between the gingival line and the bottom surface, wherein the position of the anti-wrinkle feature is determined based on the location where wrinkles may form during film pressing; and pressing a female mold onto the male mold having anti-wrinkle features using a thermoforming process to form a cavity accommodating the anti-wrinkle features.

This invention provides a basic jaw pad, a dental instrument, and a preparation method. The basic jaw pad includes a first support portion and a second support portion connected to each other. After the basic jaw pad is installed in the through hole of an orthodontic appliance, at least a portion of the first support portion is located within the cavity of the orthodontic appliance for accommodating the dentition. The first support portion mates with the occlusal surface of the dentition on which the orthodontic appliance is worn. At least a portion of the second support portion is located outside the orthodontic appliance and protrudes towards the occlusal surface of the opposing dentition. The basic jaw pad has a preset basic shape, and at least the material of the second support portion of the basic jaw pad is a polished material. This invention improves the versatility of the basic jaw pad, enabling mass production. Furthermore, clinicians can make real-time adjustments and optimizations based on the target positions of the upper and lower jaws in the patient's occlusal state, the specific situation during actual wear, and patient feedback, thereby improving the orthodontic effect.

The utility model belongs to the technical field of dental instruments, and relates to a root canal washing device which comprises an internal assembly, an integrally-designed shell and a shell end sealing structure arranged on the shell. The shell is further provided with a mounting cavity for mounting the internal assembly, at least part of the internal assembly is detachably connected with the shell, and the shell end sealing structure is detachably connected with an opening of the mounting cavity; a traditional upper shell and lower shell splicing structure is arranged into the integrated shell, the situation of offset between the upper shell and the lower shell can be avoided, meanwhile, at least part of the internal assembly is detachably connected with the shell, the internal assembly is conveniently inserted into the installation cavity and taken out, and disassembly and assembly are easy.

Methods and apparatus for generating a hybrid (e.g., fused) cone beam computed tomography (CBCT) scan using intraoral scan data. Methods and apparatus for more efficiently processing CBCT data are also described herein. Also described herein are methods and apparatus for enhancing dental and / or orthodontic treatment planning using hybrid CBCT and intraoral scan data, methods and apparatus for interactively presenting hybrid CBCT and intraoral scans and generating one or more treatment plans in conjunction with a user and / or a dental instrument for treating a patient according to a treatment plan that takes into account hybrid CBCT and intraoral scans.

The utility model belongs to the technical field of dental instruments, and relates to a root canal file which comprises a handle part and an operation part, the operation part comprises a first blade part and a second blade part, the second blade part is arranged between the handle part and the first blade part, the first blade part and the second blade part are in a common parallelogram shape, a rhombus shape or a rectangle shape respectively, and the first blade part and the second blade part are arranged in a staggered mode. The first blade portion and the second blade portion are different in shape, at least one of the first blade portion and the second blade portion is a rhombus or a common parallelogram used for cutting two points in a root canal, and the first blade portion and the second blade portion are in smooth transition. The utility model further relates to a root canal preparation machine. According to the technical scheme, the root canal file can absorb the advantages of a common parallelogram section and a rhombus section, two-point contact is always kept in the cutting process, more chip containing space is guaranteed, the cutting efficiency and stability of the tip end are guaranteed, and the chip removal capacity is improved.

To provide a system (1000) for cleaning and / or disinfecting a tool (600) for dental or surgical use.SOLUTION: A system (1000) comprises a steam generator (100) and a compressed air source (200), the cleaning and / or disinfecting system (1000) further comprises a flow regulating device (400) for injecting wet steam (1) and compressed air (2) into at least one channel of the tool (600) for dental or surgical use that is to be treated.SELECTED DRAWING: Figure 3

This invention relates to a portable dental treatment device, specifically a device that integrates a water supply system and an ultrasonic sterilizer necessary for dental treatment and care. These components, along with other dental instruments, are consolidated into a single unit, significantly enhancing mobility and usability.

The utility model provides a shell-shaped dental instrument which comprises a shell-shaped body provided with a cavity used for containing teeth, and a shell-shaped connecting piece used for connecting the shell-shaped body and the shell-shaped body, the first traction assembly comprises a connecting piece which is connected to the teeth; the first traction piece is arranged on the shell-shaped body and located in the first direction of the connecting piece, and the first direction is the distal direction or the mesial direction; the first traction rope is connected with the connecting piece and the first traction piece; the second traction assembly comprises a second traction piece, the second traction piece is arranged on the shell-shaped body and located in the second direction of the connecting piece, and the second direction is opposite to the first direction; the anchorage piece is arranged in a dentition area which does not belong to the teeth, and the anchorage piece is positioned in the first direction of the second traction piece; and the second traction rope is connected with the second traction piece and the anchorage piece.

The utility model relates to the technical field of oral treatment, and discloses a disposable oral instrument box which comprises a treatment box body, the treatment box body comprises a storage structure, and a tooth support and a rear forked odontoscope are placed in the storage structure. According to the treatment box, the treatment box body, the tooth support and the rear forked odontoscope are adopted, medicines, disinfection articles, treatment tools and the like can be independently stored through the storage structure in the treatment box body, and medical staff can take the medicines, the disinfection articles, the treatment tools and the like conveniently; when the root canal in the treatment tool groove is taken, the distance between the root canal and the central position of the treatment tool groove is increased through the four clamping holes, so that medical staff can take the root canal through tweezers; meanwhile, the adopted clamping assembly can clamp and store appliances and the like used in the oral cavity treatment process through a plurality of formed clamping grooves, and pollution caused by falling of the appliances is avoided.

Ultrasonic dental instruments, inserts, and insert assemblies are provided which include an acoustic transformer and a tip that, in combination, are configured to operate at an operational frequency different from the frequency of resonance of the transducer that drives the combination. As a result, the ultrasonic dental instruments, inserts, and insert assemblies provide improved performance durability by providing improved output stroke ranges over nominal wear lengths between, for example, 2 mm and 3 mm, which results in more durable performance over a longer service life.

The utility model relates to dental instrument test technical field especially, it relates to a kind of anti-bruxism sleeve endurance test tooling. Including: occlusion controller, configuration is to exert set pressure and carry out set number of occlusion cycle, the occlusion cycle includes loading and unloading operation;Test sink, for containing artificial saliva and immerging to be measured anti-bruxism sleeve;Temperature controller, for the artificial saliva is heated and maintained at set temperature;Tooth model, for fixing the anti-bruxism sleeve, and place in the test sink;Wherein, the occlusion controller includes pressure applying device, for the anti-bruxism sleeve fixed on the tooth model is exerted vertical occlusal force, to simulate human occlusion action.By multiple components cooperation realizes accurate simulation oral environment, occlusion action to test the use effect of anti-bruxism sleeve.