1158results about "Tooth rinsing" patented technology

A water flosser includes a shell and an oral rinse capsule. A capsule accommodating chamber is arranged at a bottom of the shell. A clamping assembly is arranged in the shell. A clamping end of the clamping assembly is threaded out of an inner wall of the capsule accommodating chamber of the shell. The oral rinse capsule is detachably inserted into the capsule accommodating chamber. A clamping slot is provided on a surface of the oral rinse capsule. The clamping end of the clamping assembly is detachably clamped into the clamping slot. By the arrangement of the above structure, the oral rinse capsule is inserted into the capsule accommodating chamber, and the clamping end of the clamping assembly is clamped into the clamping slot, which can effectively fix the oral rinse capsule and make the structure of the product more stable.

A water flosser with a unidirectional sealing device includes a shell and a second check valve. A water storage chamber and a liquid outlet communicated to the water storage chamber are provided inside the shell. The liquid outlet is arranged at a bottom of the water storage chamber. The shell downwards extends along an edge of the liquid outlet to form a first abutment block. A protruding second abutment block is arranged in the shell; the second abutment block is arranged towards the first abutment block. The second check valve is provided with an abutment board. The first abutment block abuts against an upper surface of the abutment board. The second abutment block abuts against a lower surface of the abutment board, to limit the second check valve between the first abutment block and the second abutment block.

The present disclosure provides a control method of an oral irrigator and an oral irrigator, wherein the oral irrigator includes a normal working mode and a spot spray working mode. The oral irrigator is capable of switching between the normal working mode and the spot spray working mode. In the normal working mode, the oral irrigator continuously sprays water. In the spot spray working mode, the oral irrigator sprays water in a pulsed manner, with a pause duration between two water sprays.

An oral rinse capsule is provided. The oral rinse capsule is configured to be mounted in a capsule accommodating chamber of a water flosser, and includes a capsule shell assembly, a moving member, a piston assembly, and a connecting shell. The moving member is movably arranged in the capsule shell assembly. The oral rinse accommodating chamber is formed between an inner wall of the moving member and an inner wall of the capsule shell assembly. The capsule shell assembly is further provided with a piston chamber. The piston chamber is communicated to the oral rinse accommodating chamber and is configured to be communicated to a liquid outlet of the water flosser. The piston assembly is slidably arranged in the piston chamber. The connecting shell is provided with a sliding chamber. The capsule shell assembly is slidably arranged in the sliding chamber.

The present disclosure provides a dual-tank oral irrigator. The dual-tank oral irrigator includes a press valve, a first water tank, a second water tank, a water-leading pipe, and a pump assembly. The press valve includes an outlet part, a first inlet part, a second inlet part, and a valve core. The valve core can change its position in the press valve by pressing, so as to seal the first inlet part and the second inlet part. The first inlet part is connected to the first water tank, and the second inlet part is connected to the second water tank. One end of the water-leading pipe is connected to the outlet part. The pump assembly is connected to the other end of the water-leading pipe and a spray-out port of the oral irrigator.

An endodontic microcannula system for evacuation of root canal contents from a root canal of a patient. The system includes a microcannula for insertion into the root canal, a handpiece for vibrating the microcannula while it is disposed within the root canal, and an irrigation fluid reservoir for supplying irrigation fluid to the root canal, an a vacuum source for drawing the fluid and root canal debris into the microcannula and out of the root canal.

The dental handpiece has a handle and a housing with a first light-emitting diode and a first optical sensor. The housing also has a second light-emitting diode, a second optical sensor, shielding windows for each optical and apertures for supplying compressed air to each shielding window. A diffuser is located in each aperture, the diffuser being adapted to generate an air jet forming an air curtain. The dental handpiece can provide a reliable protection of the optical sensors by the air curtain and a high-quality three-dimensional image of an oral cavity during manipulation.

A comprehensive and sensuous oral cleaner (10A, 10B, 10C, and 10D) is disclosed to automate and modernize all necessary oral hygiene. The cleaner comprises a power driver (12, 12B, 12C, 12D) that can selectively power-drive a replaceable flosser attachment (13, 14, 15, 17), a replaceable synergistic multi-motion toothbrush attachment (29), and an anti-halitosis attachment (81). The driver also power-drives scent from fragrance sources (68, 24) in the attachments for sensuous ambiance while oral cleaning. The toothbrush attachment is detachably connectable to the power driver for imparting plural motions of a long-bristle toothbrush (77). These actions serve for driving long toothbrush bristles to longitudinally penetrate interdentally for power-brushing interdental contours. In the flosser attachment, a floss span is power-driven in plural motions to efficiently remove plaque as the moving span follows, scrubs, and polishes interdental contours between adjacent teeth. Three embodiments of the flosser attachment use warmed power-driven air to dry the used floss for odor-free storage until replacement of the attachment. Alternatively, two of the flosser attachment embodiments feature an antimicrobial (68) that coats the used floss to inhibit microbial activity. The power-driven anti-halitosis attachment drives a multi-bladed tongue scraper (89, 89B) along with pressurized air to neutralize causal anaerobic tongue bacteria.

The present disclosure provides a double-tank oral irrigator. The double-tank oral irrigator includes a rotary valve, a first tank, a second tank, a water guide pipe, and a pump assembly. The rotary valve includes an outlet part, a first inlet part, a second inlet part, and a valve core. The rotation of the valve core enables adjustment of the sealing degree of the valve core to the first inlet part and the second inlet part. The first inlet part is connected to the first tank, the second inlet part is connected to the second tank, and one end of the water guide pipe is connected to the outlet part. The pump assembly is connected to the other end of the water guide pipe and a spray outlet of the oral irrigator.

A dental mouthpiece is provided that may be attached to a high-suction dental adapter for the purpose of assisting the dental staff during dental procedures through chair-side, hands-free suction, and isolation. Such a mouthpiece may include a main body portion, a cheek retractor portion, and a suction connector portion. In some embodiments, the main body portion, cheek retractor portion, and suction connector portion (and sub-portions thereof) may be molded in one piece, preferably by injection molding. In an exemplary embodiment, the mouthpiece may be made of a material that is flexible, translucent, conducive to injection molding, high heat-resistant, and autoclavable. Such a material may include silicone. Because the mouthpiece may be made of a high heat-resistant and autoclavable material, such a mouthpiece may be reusable.

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.

The utility model discloses a cleaning device for a bony expansion device, which relates to the technical field of bony expansion device cleaning and comprises a handle part, a rod part is fixedly mounted on one side of the handle part, a brush head is fixedly mounted at one end of the rod part, an observation component convenient for observation is fixedly mounted on the upper side of the brush head, and the observation component comprises a mounting block. The mounting block is fixedly mounted on one side of the brush head, a splicing groove is formed in the upper side of the mounting block, a mounting groove is formed in one side of the mounting block, and a quick release assembly is slidably mounted in the mounting groove. And a camera on the camera shooting equipment is moved out to the outer side of the U-shaped block, a cleaning area is monitored, data are transmitted to the video equipment to be displayed, observation can be conveniently carried out in cooperation with a dental mirror during cleaning, and the use convenience of the device is improved.

Apparatus and methods for endodontic treatment of teeth provide effective cleaning of organic material (such as pulp and diseased tissue) from the root canal system. In an embodiment, a compressor system generates high pressure liquid (e.g., water) that flows through an orifice to produce a high-velocity collimated jet of liquid. The high-velocity jet is directed toward a surface of a tooth, for example, an exposed dentinal surface, and impingement of the jet onto the surface generates an acoustic wave that propagates throughout the tooth. The acoustic wave effectively detaches organic material from dentinal surfaces and tubules. The detached organic material is flushed from the root canal system by the liquid jet and / or by additional irrigation.

The utility model discloses a liquid storage assembly and an oral cavity cleaner, and the liquid storage assembly comprises a machine shell which is provided with a first shell wall, the first shell wall is provided with a communication hole penetrating through the first shell wall in the first direction, and at least part of the inner surface of the first shell wall defines a liquid storage cavity; the limiting piece is arranged on the inner side of the first shell wall and limits a ventilation flow channel; the ventilation flow channel is communicated with the liquid storage cavity and the communication hole, at least part of the ventilation flow channel is arranged in the second direction, and the second direction intersects with the first direction. The liquid storage assembly and the oral cavity cleaner have the advantage of being good in ventilation effect.

The invention relates to an intelligent control method and system for an internal cooling wet preparation nickel-titanium root canal treatment file, and solves the problems that traditional control is difficult to adapt to treatment requirements of root canals in different forms, excessive or insufficient cutting is likely to occur, and complications such as root canal wall lateral penetration and instrument breakage are caused. The method comprises the following steps: iteratively optimizing a root canal preparation strategy through a multi-target reward function by taking pressure, temperature, cleaning effect and anatomical characteristics as state spaces and taking a filing tool rotating speed, a motion mode and flushing fluid flow as action spaces, and generating a parameter combination comprising the optimal rotating speed, the optimal motion mode and the optimal flushing fluid flow; the parameter combination is output to a control system to drive the nickel-titanium root canal treatment file to execute corresponding operation, a safety threshold value is dynamically corrected according to the treatment stage and anatomical characteristics, and when the parameters deviate from the threshold value, early warning is triggered and compensation is executed. The method has the advantages that multi-parameter intelligent regulation and control are achieved, and the safety and effectiveness of root canal therapy are improved.

The invention relates to the technical field of medical instruments, in particular to emergency clinical emetic equipment which comprises a support, an emetic part arranged on the support and expansion parts symmetrically arranged on the two sides of the emetic part. The retreating assembly is used for driving the support to move so that the expansion pieces and the emetic piece can retreat from the oral cavity of the patient, the support is provided with a first reset piece capable of enabling the emetic piece to be away from the throat and a second reset piece capable of enabling the two expansion pieces to be closed, and the guide rail is provided with a control switch. The vomiting promoting driver drives the vomiting promoting piece to vibrate in the throat of the patient, the vomiting promoting process of the patient is achieved, and when the patient feels strong nausea and is about to have vomiting reaction, the control switch is pressed down in advance; and the emesis promoting piece and the expanding piece quickly restore to original positions under the action of the first resetting piece and the second resetting piece and move out of the oral cavity of the patient through the support, so that the vomiting process is smooth, and the risk that vomit blocks or is inhaled into the airway by mistake is avoided.

A control method, a device, and a storage medium for oral cleaning equipment are provided. The oral cleaning equipment has at least two cleaning modes, and is provided with a mode control for selecting the cleaning mode. The oral cleaning equipment is start in response to a device startup command. The selection operation applied to the mode control is obtained. Under the condition that the operating state of the oral cleaning equipment meets a preset condition, the oral cleaning equipment is controlled to maintain the target cleaning mode selected before the operating state reaches the preset condition, enabling that the oral cleaning equipment, under the condition that the operating state meets the preset condition, no longer responds to the selection operation applied to the mode control.

An oral irrigator includes: an irrigator body, and a generator arranged inside the irrigator body. The irrigator body includes: a water tank, a nozzle, and a driver. The water tank is used to accommodate an electrolyte. The generator is used to electrolyze the electrolyte to generate ozone water and hydrogen-rich water. The electrolyte of the water tank is driven by the driver to enter the generator, electrolyzed in the generator, such that a resulting electrolyzed ozone water and hydrogen-rich water are sprayed out from the nozzle of the irrigator body. In this way, it is solved the technical problem that the existing oral irrigator only uses a water flow for physical cleaning.

The invention belongs to the technical field of oral cavity medical treatment, and particularly relates to a medical-grade oral cavity cleaning method and device based on AI assistance, and the method comprises a fine-grained oral cavity state detection method which is used for recognizing and positioning an oral cavity state image shot by an oral cavity image collection system, accurately recognizing tiny dental plaque and dental calculus, and detecting the oral cavity state image. Guidance and reference are provided for oral cavity cleaning; the intelligent analysis report generation method is used for generating a personalized and customized analysis report according to a result given by the fine-grained oral cavity state detection method; according to the intelligent personalized cleaning scheme generation method, a personalized and customized medical-grade oral cleaning scheme is generated according to key information input by a user, and an oral cleaning doctor is guided to take effective and safe oral cleaning operation on the oral cavity of a patient; the invention also provides a medical oral cavity cleaning device based on AI assistance, which comprises an oral cavity image acquisition system, an image processing subsystem, an imaging display, a report generation subsystem and an oral cavity cleaning subsystem, so that the medical oral cavity cleaning accuracy and efficiency are effectively improved.

A water pump structure and an oral irrigator are provided. The water pump structure includes a pump body; a sleeve partially in the pump body and having a movable cavity; a piston assembly including a piston and a connecting member having one end connected thereto; and a driving assembly including a seat body, a connecting rod having a sliding groove and connected to the other end of the connecting member, a cam rotatably provided in the connecting rod and having one end fixed on the seat body, and a driving member having an output end passing through and fixed to the seat body. The piston is in sliding fit with the movable cavity's inner wall; the cam's end, away from the seat body, is provided with a protrusion in sliding fit with an inner wall of the sliding groove whose opening direction is same as the piston's moving direction.

A throttling method for a dental irrigator, a throttling system, and a method for using the throttling system are provided. The throttling method comprises obtaining flow pulses showing a flow of the dental irrigator varying over time in a pulsatile manner during operation; defining a flow threshold, and dividing a region defined by a flow curve and a time axis within a single pulse cycle into high-flow spraying region and low-flow reflux regions; determining whether a present flow value of the dental irrigator is greater than the flow threshold; if yes, spraying out liquid in a liquid pump device of the dental irrigator through a nozzle; and if not, configuring the dental irrigator such that the liquid in the liquid pump device before and / or after a flow peak flows back to a liquid storage tank of the dental irrigator, making the cleaning liquid's impact on the oral cavity more rhythmic.

A waterproof oral irrigator including an oral irrigator housing which is provided with a sliding recess on an outer wall thereof; a push switch slidably fitted with the sliding recess and provided with a magnetic element; and a control circuit board arranged inside the oral irrigator housing and being provided with a plurality of Hall elements. A plurality of Hall elements are sequentially disposed at intervals along a sliding direction of a push switch. When the push switch slides along the sliding recess, the magnetic element can be driven to move to positions sensed by the plurality of Hall elements in sequence. Since the outer wall of the oral irrigator housing is provided with the sliding recess, and the sliding recess is not communicated with the interior of the oral irrigator, so that the waterproof performance of the oral irrigator can be greatly improved.

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 invention relates to the technical field of oral cavity flushers, in particular to an oral cavity nursing flusher which comprises a toothbrush handle, a controller is embedded in the outer wall of the toothbrush handle, a waterproof control switch is arranged on the outer wall of the controller, and a toothbrush head is mounted at one end of the toothbrush handle in a pluggable mode. A plurality of groups of fixing grooves are formed in the outer wall of the toothbrush handle and are respectively positioned on the outer wall of the toothbrush handle; according to the toothbrush, the holding size of the toothbrush handle can be adjusted through the holding adjusting assembly; the temperature of the flushing liquid can be adjusted through the flushing assembly, and the flow speed of the flushing liquid can be adjusted; the flushing waste liquid can be pumped out in time through the backflow assembly, and the situation that follow-up flushing is affected due to accumulation of the flushing waste liquid is prevented; through the flushing assembly, multiple groups of flushing structures can be used for flushing from different angles, and meanwhile, the toothbrush structures of the flushing structures can brush teeth, so that the flushing effect is good.

An apparatus for treating a tooth or gum tissue is disclosed. The apparatus can include a tooth cap for supporting a treatment device during a treatment procedure. The tooth cap can comprise a platform to support the treatment device. The platform can include an access port to provide a portion of the treatment device with access to a treatment region of the tooth or gum tissue. The tooth cap can also include a wall coupled with and angled relative to the platform, the wall configured to be attached to the tooth or gum tissue during treatment.

The invention provides a spiral expansion device capable of expanding an arch bidirectionally, and relates to the technical field of medical instruments. The mounting block and the arch wire are of hollow structures, holes of the mounting block and the arch wire are communicated, a baffle is movably arranged on one side, facing the tongue, of the mounting block and the arch wire, a water pipe wrapping the fixing block is arranged at one end, connected with the fixing block, of the arch wire, a plurality of water outlet holes are formed in the water pipe, and water enters the mounting block by pressing the baffle and then is sprayed to the surfaces of the tooth fixing blocks through the arch wire and the water pipe for cleaning. A self-cleaning system without external power is constructed, food residues of the expansion device are efficiently removed through a dual cleaning mechanism (jet-pulse propulsion), bacterium breeding is effectively inhibited, the cleaning process is simplified, and the use compliance of a patient is remarkably improved.

Systems and methods for using a liquid jet apparatus for dental treatments are disclosed. In one implementation, the liquid jet apparatus may include a handpiece configured to deliver a high velocity liquid jet to a desired location in the mouth of a patient. The handpiece may include a positioning member having a channel through or along which the jet can propagate. The positioning member may have a distal end portion configured to be at least partially disposed in a pulp cavity, canal space, or opening in the tooth under treatment. During operation, the jet may impact an impingement surface of the distal end portion of the positioning member and be deflected as a spray through one or more openings in the distal end portion. The liquid jet apparatus may be used for root canal treatments.

Examples of apparatus, methods, and compositions for endodontic treatments are described. The apparatus can include a fluid platform configured to substantially retain fluid in a tooth chamber during treatment. The fluid platform can help maintain fluid circulation in the tooth chamber as fluid flows into and out of the tooth chamber. The apparatus can also include a pressure wave generator configured to generate acoustic waves that can be used for cleaning root canals and tooth surfaces in the tooth chamber. Examples of pressure wave generators include a liquid jet, an electromagnetic energy delivery device, and an ultrasonic device. The fluid can include antiseptic or antibacterial solutions to assist in tooth cleaning. The fluid may be degassed to have a reduced dissolved gas content (compared to non-degassed fluids used in endodontic treatments), which may improve the effectiveness of the pressure wave generation or the cleaning.

The present disclosure provides an oral care device. The oral care device includes a handle part and a care head part; the handle part includes: a sonic motor including a motor body and a power output shaft, the power output shaft being provided with an axial channel as well as a first inlet and a first outlet communicating with the axial channel; a fluid mechanism provided with a fluid inlet and a fluid outlet, the fluid outlet communicating with the first inlet; and a housing including a machine mounting part and a water storage cavity, the machine mounting part being internally provided with a mounting rack, the mounting rack being provided with a motor compartment and a pump body compartment, the sonic motor being mounted in the motor compartment, the fluid mechanism being mounted in the pump body compartment, and a head of the machine mounting part being provided with a mounting shaft hole; and the care head part is provided with a rinsing stem and a brush head, the rinsing stem being provided with a fluid channel capable of communicating a spray nozzle with the axial channel. By using the oral care device provided by the present disclosure, the reasonable layout of a rinsing flow path can be achieved, the overall size of the oral care device can be reduced, it is convenient for a user to perform an operation, and the comfort level provided for a user during use can be improved.

The present application provides an integrated oral care apparatus, including: an uneven housing, a composite member, a medium supply unit, a vector generation unit and a medium delivery member, where the uneven housing has a main extension line and oppositely arranged first end and second end, the main extension line extends from the first end of the uneven housing to the second end of the uneven housing, the vector generation unit connects with the composite member through a vector transmission rod, the vector transmission rod has a medium conveying channel, and the first end of the medium conveying channel is communicated with the composite member; the medium delivery member is configured to bridge between the vector generation unit and the medium supply unit, and has a communication channel, and the communication channel is hermetically coupled between the second end of the medium conveying channel and the medium supply unit.