49 results about "Root Canal Preparations" patented technology

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 embodiment of the invention discloses a root canal orifice detecting and positioning method, device and equipment based on active vision and a medium, and belongs to the technical field of stomatology and medical image.The method comprises the steps that an image quality evaluation score serves as a judgment index of the active vision; and adjusting the lens according to the image quality scores of the front and back positions in the process before and after focusing until the imaging position with the highest image quality evaluation score is found, and completing automatic focusing. Based on a dental pulp bottom image collected after automatic focusing, extracting sub-pixel coordinates of the edge of a root canal orifice by adopting a gray gradient interpolation refining and high-low threshold screening mode; based on the sub-pixel coordinates of the edge of the root canal orifice, the root canal orifice is regarded as a circular model, and the aperture center coordinate of each root canal orifice is fitted by using a least square method; the problems of tedious doctor operation, low accuracy and high repeatability in the root canal preparation process are solved, the root canal treatment time is saved, and a convenient and efficient auxiliary tool is provided for oral medical treatment.

The invention discloses a double-side-opening palm pushing type negative pressure root canal irrigation syringe, and relates to the technical field, the double-side-opening palm pushing type negative pressure root canal irrigation syringe comprises a negative pressure suction tube, the outer wall of the negative pressure suction tube is fixedly sleeved with a blocking cover, the negative pressure suction tube is axially provided with a negative pressure channel, the blocking cover is internally provided with an irrigation fluid channel, and one end of an irrigation needle is fixedly inserted into the side wall of the blocking cover; the end of the flushing needle head is of a closed structure, a first opening and a second opening which are oppositely arranged are formed in the side wall of the end of the flushing needle head, the blocking cover is detachably connected with the needle cylinder, a piston is inserted into the needle cylinder in a sliding mode, and a piston handle is fixedly inserted into the axial side wall of the piston. The root canal flushing device is suitable for root canal flushing in the root canal treatment process, chippings generated in the root canal preparation process can be removed in time through the negative pressure suction effect of the root canal flushing device, the possibility that a flushing fluid is pressed out of a root tip hole is reduced through the flushing needle head with the openings in the two sides, the disinfection and cleaning capacity of a flushing agent on a root canal system is improved, and meanwhile the root canal flushing device is convenient to use. The palm-pushing type handle is convenient for doctors to operate, and the flushing safety and efficiency are improved.

1. Name of the product in this design: Root canal preparation machine bending head. 2. Purpose of this design: For use in the head of a dental root canal preparation machine. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design.

1. Name of the product in this design: Root canal preparation machine (JZMD). 2. Purpose of this design: An auxiliary device for dental root canal treatment. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The present invention relates to a contralateral handpiece with a built-in conductive sheet in the back cover and a root canal preparation machine. The contralateral handpiece with a built-in conductive sheet in the back cover comprises a handpiece, a back cover and a cutting tool. A core assembly for driving the cutting tool to rotate is provided in the handpiece, and a conductive sheet is provided in the back cover. The conductive sheet comprises a semi-ring body and an elastic part. The semi-ring body is sleeved in the back cover, the tail end of the elastic part is connected to the middle part of the semi-ring body, and the front end of the elastic part extends to the center of the semi-ring body. When the back cover is fixed to the handpiece, the front end of the elastic part contacts the center of the end face of the cutting tool.

1. Name of the designed product: Root canal preparation machine (C-Smart Nova). 2. Use of the designed product: Equipment for dental root canal therapy operation. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

Embodiments of the present application disclose an active vision-based root canal orifice detection and positioning method, device, equipment and medium, belonging to the field of oral medicine and medical image technology, wherein the method comprises: taking an image quality evaluation score as a judgment index of active vision, adjusting the lens according to the image quality scores of the front and rear positions in the process before and after focusing until the imaging position with the highest image quality evaluation score is found, and completing automatic focusing; based on the pulp bottom image collected after automatic focusing, the sub-pixel coordinates of the root canal orifice edge are extracted by using the method of gray gradient interpolation refinement and high-low threshold screening; based on the sub-pixel coordinates of the root canal orifice edge, the root canal orifice is regarded as a circular model, and the least square method is used to fit the center coordinate of each root canal orifice aperture. The present application solves the problems of complicated operation, low accuracy and high repeatability of doctors in the root canal preparation process, saves the time of root canal treatment, and provides a convenient and efficient auxiliary tool for oral medical treatment.

The present invention discloses a minimally invasive dental pulp-opening device, a preparation method and an application. The minimally invasive dental pulp-opening device comprises: an affected tooth fixing module, which is used to fix the affected tooth of the user and expose the occlusal surface of the affected tooth to the working field of the drilling pulp-opening module; the drilling pulp-opening module is provided with a drill bit, and the drill bit is provided with a flushing passage and a suction passage inside, which are used to perform drilling pulp-opening on the occlusal surface of the tooth according to a predetermined path, and to flush the working surface of the drill bit through the flushing passage with medical flushing liquid, and to suck back the liquid in the oral cavity through the suction passage; and an adjustment module, which is used to adjust the working position and working angle of the drill bit of the drilling pulp-opening module on the occlusal surface of the tooth.

1. The name of this design product: Root canal preparation machine. 2. Application of this design product: used as dental root canal treatment equipment. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

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.

The utility model provides a machine-used root canal file and clamping mechanism, the machine-used root canal file is an integrated structure, including clamping portion and connecting the cutting portion of one end of clamping portion, clamping portion includes columnar main part and set up in the positioning structure of main part periphery, main part's maximum outer diameter is different from the maximum outer diameter of positioning structure, and the cutting portion is connected with the clamping portion. And the cross section shape of the main body is different from that of the positioning structure. The machine-used root canal file is integrally arranged, a handle does not need to be additionally arranged for being matched with a clamping mechanism of a root canal preparation machine, the structure is simpler, the material cost and the machining cost are lower, after the positioning structure is matched with the clamping mechanism, the machine-used root canal file can be prevented from being separated from the clamping mechanism or slipping, clamping is more stable, and the service life of the machine-used root canal file is prolonged. And a plurality of positioning structures can be arranged, so that the length of the part, exposed out of the clamping mechanism, of the cutting part is adjusted, and telescopic adjustment of the root canal file for the machine is realized through the interface.

The invention discloses a root canal therapy device in an ultrasonic vibration and rotation dual-drive mode. The root canal therapy device comprises a machine head assembly, an ultrasonic transducer assembly and a rotating motor assembly. The machine head assembly comprises a machine head shell, and a center gear is arranged in the machine head shell. The central gear is clamped and fixed between the upper-end mandrel and the lower-end mandrel, and the lower-end mandrel is used for fixing a root canal file through a root canal file fixing component; the ultrasonic transducer assembly comprises piezoelectric ceramics, the piezoelectric ceramics are clamped between an amplitude-change pole and a rear mass block, the amplitude-change pole is provided with a hollow channel, the front end of the amplitude-change pole is connected with a locking rod, and the locking rod is connected with the machine head assembly through a locking connecting piece; the rotating motor assembly comprises a rotating motor, a coupler and a rotating shaft, the rotating shaft penetrates through the hollow channel and extends into the machine head assembly, and the tail end of the rotating shaft is meshed with the center gear. According to the technical scheme, a rotation and ultrasonic vibration dual-drive motion mode is achieved, a contamination layer is avoided, and the root canal preparation quality and efficiency are remarkably improved.

A telescopic root canal preparation machine relates to the field of dental equipment and comprises a shell assembly and a machine head assembly, the machine head assembly is mounted on the shell assembly, and the machine head assembly and the shell assembly are slidably matched in the extension direction of a preset axis so as to adjust the length of the machine head assembly extending out of the shell assembly; the machine head assembly is used for installing a work tip. According to the structural design of the preparation machine, the shape can be adjusted according to needs, so that the preparation machine can be matched with the lengths and shapes of root canals of different patients, the treatment effect is better, and the treatment time is saved.

The application discloses a kind of intelligent preparation systems of laser navigation milk teeth root canal, it is related to milk teeth root canal treatment field, including: image processing module, self-checking registration module, structure acquisition module, spectral processing module, anomaly detection module, fusion determination module, compensation tracking module, digital modeling module, simulation learning module, trajectory generation module, execution monitoring module, safety protection module, interactive command module and record audit module;The application can more accurately distinguish infected dentin and healthy dentin, reduce the risk of misjudgment or missing infected areas, effectively reduce the risk of root tip penetration and root tip tissue damage, so that the laser cutting process always revolves around the real infected area, both can fully remove infected tissue, and can maximize the retention of healthy dental structure, improve root canal preparation efficiency and safety, reduce the dependence of doctors on experience judgment, so that milk teeth root canal preparation operation is more standardized and repeatable.

The application discloses a root canal preparation robot system and a control method thereof, and relates to the technical field of oral medical instruments.The application realizes real-time integration of mechanical interaction, instrument shape and root canal wall microscopic data and construction of a dynamic twin model through linkage of a multi-modal perception module and a digital twin modeling module, identifies potential risks such as instrument jamming and excessive cutting of a root canal wall in advance, replaces traditional subjective judgment, and realizes objective and accurate whole-process perception; a deep reinforcement learning module dynamically optimizes a cutting strategy based on a case library and real-time data, a dynamic adjustment decision module quickly generates micron-level trajectory correction instructions, and a parameter feedback adjustment module forms a closed-loop control, so that cutting accuracy can be ensured under complex root canal conditions, and the risk of healthy dentin damage and instrument breakage is reduced; a man-machine interaction module provides an intuitive three-dimensional visual interface and a hierarchical intelligent early warning, supports a doctor in adjusting parameters in real time through a manual intervention interface, and realizes efficient cooperation of intelligent assistance and artificial decision-making.

1. Name of the Design Product: Root Canal Preparation Machine (Endo GT). 2. Use of the Design Product: For dental root canal treatment. 3. Design Key Points of the Design Product: Lies in the perspective view. 4. Picture or Photograph that Best Indicates the Design Key Points: Perspective view.

The utility model discloses a power testing device for a root canal preparation machine, which belongs to the field of root canal preparation machine detection and comprises a dynamometer and a dynamometer clamp, the dynamometer clamp comprises a buckling part and a connecting part, the buckling part is detachably connected with the output end of the root canal preparation machine, the connecting part is sleeved at the input end of the dynamometer, and the connecting part is detachably connected with the output end of the dynamometer. The connecting part is provided with a fixing piece, and the connecting part is fixedly connected with the input end of the dynamometer through the fixing piece, so that the root canal preparation machine can drive the input end of the dynamometer to rotate through the dynamometer clamp, and whether the power of the root canal preparation machine reaches the standard or not is judged through the dynamometer.

The invention belongs to the field of medical treatment, and relates to a root canal preparation machine filing method which comprises the steps that a specific mode is started through a control assembly of a root canal preparation machine; rotating the root canal preparation machine at a preset speed according to the rotation parameters of the root canal preparation machine corresponding to the specific mode; the machine core assembly of the root canal preparation machine abuts against the filing needle, and the filing needle bounces off an elastic structure of the machine core assembly under rotation at the preset speed to complete filing. The invention further provides a filing system on the root canal preparation machine, computer equipment and a storage medium. The efficiency of filing through the root canal preparation machine by a doctor is improved, so that the surgical risk is reduced.

The invention discloses a root canal preparation machine bending machine head which comprises a shell assembly, a gear box, a circuit board and a light-emitting part, and the shell assembly is provided with an assembling groove. The gearbox is assembled in the assembling groove, a cavity is formed by the outer surface of the gearbox and the inner surface of the shell assembly, and the cavity is provided with a first sealing piece so that the cavity can be isolated from external water vapor. The circuit board is arranged in the cavity. The light-emitting part is electrically connected with the circuit board. When the gearbox is assembled on the shell assembly, a cavity is formed between the gearbox and the shell assembly, the first sealing pieces are arranged at the two ends of the cavity, the cavity between the two first sealing pieces is isolated from external water vapor, the circuit board is arranged in the cavity, and therefore isolation protection of the circuit board is achieved; and corrosion of external water vapor to the circuit board and welding spots in the cooking disinfection process is avoided, so that the service life of the equipment is prolonged. And the two ends of the cavity are sealed through the first sealing piece and the second sealing piece, and free disassembly of the gearbox and the circuit board is not affected.

The purpose of this invention is to provide an immediate cleaning device for root canal preparation instruments in endodontics, relating to the field of medical device technology. Two mounting clips are rotatably mounted on the housing, and sponge blocks are detachably mounted on the clips. Under the action of two elastic elements, the upper ends of the two mounting clips rotate towards each other, causing the sponge blocks on the clips to adhere tightly together. In use, pressing the pressure plate causes the two mounting clips to rotate in opposite directions, the instrument is placed between the two sponge blocks, and releasing the pressure plate allows the two sponge blocks to hold the instrument. Pulling the instrument allows for wiping and cleaning. A collection frame is provided on the housing to collect tissue debris that falls off during wiping. A liquid reservoir is also provided inside the housing to store alcohol, which is connected to the mounting clips via a conduit. A pump draws alcohol into the mounting clips to wet the sponge blocks.

The invention provides a root canal preparation machine with a root canal measurement function and an intelligent control system of the root canal preparation machine. The root canal preparation machine comprises a root canal measurement module, a power driving module, a control module and a man-machine interaction module, wherein the control module is electrically connected with the root canal measuring module, the power driving module and the man-machine interaction module respectively; wherein the root canal measuring module comprises a measuring electrode, a signal transmitting and receiving unit and a signal processing unit; the signal transmitting and receiving unit transmits and receives a measuring signal through the measuring electrode; measurement signals are output to the control module after being processed by the signal processing unit. According to the root canal preparation machine with the root canal measurement function and the intelligent control system of the root canal preparation machine, root canal measurement and root canal preparation are both considered, equipment does not need to be switched even if re-measurement is needed in the root canal preparation process, and the root canal preparation efficiency is improved.

The utility model provides a root canal preparation machine, which belongs to the technical field of machinery, and comprises a main machine and a bending machine head arranged on the main machine, the upper end of the main machine is provided with a mounting groove, and the side wall of the upper end of the mounting groove is provided with a positioning groove. According to the bending machine, the multiple sets of limiting pieces installed on the inner wall of the installation groove in the upper end of one end of the main machine are matched with the elastic clamping piece, the deformation direction of the elastic clamping piece can be effectively limited, and meanwhile the notch and the positioning ring groove formed in the bottom end of the positioning base at the lower end of the bending machine head are matched with the elastic clamping piece capable of deforming in the downward moving process; when the elastic clamping piece and the positioning ring groove are parallel, the elastic clamping piece and the positioning ring groove abut against each other and are matched with each other to fix the height of the whole main machine, and meanwhile the outer wall of the positioning ring groove and the elastic clamping piece can rotate, so that a bending machine head on the main machine can be rapidly disassembled and assembled, and the whole equipment is more convenient to install and carry; and the arranged magnet ring is matched with the iron ring, so that the stability after installation can be improved, and the phenomenon that the bending machine head falls off due to looseness is avoided.

The utility model provides a root canal file for measuring and expanding hands simultaneously. The root canal file comprises a conductive clamping seat, a screw cap and a file body, one end of the conductive clamping seat is provided with an electric connection structure, the other end of the conductive clamping seat is provided with at least two clamping jaws which are arranged at intervals in the circumferential direction, the clamping jaws define a clamping space used for containing one end of the file body, and the outer sides of the clamping jaws are provided with first inclined planes; a second inclined surface matched with the first inclined surface is arranged in the nut, the nut is sleeved outside each clamping jaw and is in threaded connection with the conductive clamping seat, and a through hole for the file body to pass through is formed in the end part of the nut; when the nut and the conductive clamping base are screwed tightly, the second inclined face abuts against the first inclined face so as to drive the clamping jaws to contract towards the clamping space. According to the root canal file, drilling and root testing can be conducted at the same time, tools do not need to be switched repeatedly, operation is easy, and therefore the efficiency of root canal preparation is improved.

The utility model relates to the technical field of laser marking equipment, in particular to a laser marking tool of a root canal preparation machine, which comprises a tool main body, and a first profiling groove, a second profiling groove, a third profiling groove, a fourth profiling groove and a fifth profiling groove which are arranged at the top end of the tool main body, the first profiling groove, the second profiling groove, the third profiling groove, the fourth profiling groove and the fifth profiling groove are matched with the first lower machine shell, the upper machine shell, the first bent mobile phone, the second bent mobile phone and the second lower machine shell respectively. When the first lower machine shell, the upper machine shell, the first bending machine, the second bending machine and the second lower machine shell are placed in the first profiling groove, the second profiling groove, the third profiling groove, the fourth profiling groove and the fifth profiling groove correspondingly, the heights of marking positions are consistent, parts can be automatically positioned, redundant tools do not need to be replaced during marking, redundant focal length adjustment does not need to be carried out, and the production efficiency is improved. The integration degree is high, the equipment investment is reduced, and the working efficiency is improved.

1. Name of the product in this design: Root canal preparation machine. 2. Purpose of this design: A device for dental root canal treatment surgery. 3. The key design features of this product are its shape. 4. The image or photograph that best illustrates the design's key points: a 3D view of the assembled state. 5. Other situations requiring explanation: Component 1 is the base, and component 2 is the handle.

The invention relates to the technical field of medical instruments, and particularly discloses a visual rotary instrument root canal inverted preparation system, which comprises a handle, a rotating device, a rotating device and a root canal inverted preparation device, and is characterized in that the handle is internally provided with a driving assembly comprising a main motor and an auxiliary motor; the machine head is detachably connected with the handle; the working tip assembly is detachably connected with the machine head and comprises a shell and a nickel-titanium file arranged in a first accommodating cavity in the shell in a penetrating manner; the control unit comprises a man-machine interaction interface, and the man-machine interaction interface is configured to be capable of receiving rotation parameters and axial feeding parameters input by a user and displaying at least one of the rotation state and the axial position of the nickel titanium file in real time. The main motor controls the auxiliary motor and the work tip assembly to rotate, the auxiliary motor controls the work tip assembly to conduct axial feeding, accurate control over the root canal inverted preparation process is achieved, and the problems that a traditional ultrasonic work tip depends on vibration cutting, so that root canal deviation, wall perforation and the like are caused are solved.

1. The name of the design product: root canal preparation machine. 2. The use of the design product: the product is used for enlarging root canal in root canal therapy. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. Name of the product in this design: Handle and body of a root canal preparation machine. 2. Application of this design: This design is mainly used in dental root canal preparation machines. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Design 2 of this design is a partial appearance, and the appearance shown in the red-covered area in the view is not required to be protected. The design for which protection is sought does not include color.

The utility model discloses a kind of endodontic root canal therapy dilatation needle limiters, including handle, the upper end of the handle is fixedly connected with fixed ring, and fixed ring is fixedly connected with connecting rope on it, the lower end of the handle is fixedly connected with the body of being checked, and the upper end outside of the body of being checked is clamped with limit ring, the limit ring is fixedly connected with clamping block on it.The existence of limit ring can accurately limit the depth of the body of being checked into root canal, in the root canal treatment process, the root canal length of different teeth is different, by adjusting the position of limit ring, it can be ensured that the operation of dilatation needle in root canal is always in safe range, avoid excessive deep damage root apex tissue or beyond root canal cause unnecessary trauma, for molar and other root canal deeper teeth, limit ring can be adjusted to appropriate position, prevent dilatation needle from exceeding root apex hole in root canal preparation process, reduce the risk of occurrence of complications such as periapical periodontitis.