46 results about "Implant abutment" patented technology

The application discloses a crown-bridge prosthesis, which comprises a bridge body and two retention crowns, the bridge body is arranged between the two retention crowns, the top of each retention crown is provided with a retention groove, the front surface of each retention crown is provided with a positioning channel, the top of the positioning channel is throughly arranged, the positioning channel is communicated with the retention groove, an adapter is arranged in the retention groove, the front surface of the adapter is provided with a through hole, a center block is arranged in the through hole, the outer wall of the center block is provided with a clamping groove, the center block is movably clamped in the positioning channel, and a plurality of spring telescopic structures are uniformly arranged on the outer wall of the center block in a ring shape. The crown-bridge prosthesis is connected with abutments or implant abutments through the retention crowns. When a patient chews, the occlusal force is first applied to the bridge body, the force is transmitted to the center block of the adapter through the retention protrusions on the two sides of the bridge body, when the occlusal force is applied, the spring telescopic structures can absorb part of the force, reduce the impact on the natural teeth and the implant, disperse the stress, and avoid stress concentration.

1. The name of the design product: implant abutment (preformed porcelain block-cylinder). 2. The use of the design product: used for repairing the tooth defect. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses an oral implant prosthesis. The oral implant prosthesis comprises an implant, an abutment and a prosthesis, the abutment is arranged between the implant and the prosthesis; one side, close to the prosthesis, of the abutment is detachably connected with the prosthesis; one side, close to the implant, of the abutment is fixedly connected with the implant; the implant comprises a fixing part and an implant body part; the implant body part is arranged on the outer surface of the fixing part in a sleeving manner; the implant body part comprises a plurality of implants; the plurality of implants are uniformly distributed along the central axis of the fixing part; each implant is fixedly connected with the fixing part; one side, close to the fixing part, of the implant is fixedly connected with the fixing part; one side, far away from the fixing part, of the implant is a saw-toothed edge. According to the utility model, a knocking in-place implantation operation is realized, and an oral implant restoration is immediately implanted after teeth of a patient are extracted.

The utility model discloses a half-cutting jig, which is used for assisting in measuring a fit clearance between an implant and an implant abutment, and comprises a base, a first side surface of the base is provided with a plurality of filling grooves; a transition step is arranged in the filling groove, and a positioning groove used for fixing an assembly sample is formed in the surface of the transition step. According to the technology, the filling groove is formed in the first side face of the base, the multiple positioning grooves are formed in the filling groove, the assembly body samples are fixed in the positioning grooves, the filling groove is filled with the resin, and after the resin is dried, grooving machining is conducted on the second side face of the base through the CNC lathe machining technology in a mirror face machining mode; the grooving depth is set in advance, the second groove is formed, so that the assembly sample is cut along the central axis of the assembly sample, the measurement error of the fit clearance between the implant and the implant abutment is reduced, the step of grinding and polishing the cut section in the later period is omitted through the mirror finishing mode, and the working efficiency is effectively improved.

An optimized dental implant system comprising: - at least one dental implant; - at least one customized post; - at least one healing cap made of PMMA or PEEK having a locking taper and a flared lower portion, configured to be fully inserted into and interlocked with the post; and - at least one capsule or temporary crown made of PEEK or PMMA, which can be fixed to the post using the cap. The post comprises: - a first subgingival portion having vestibular, mesial, distal, and palatal surfaces, adapted to allow for the maturation of connective tissue attachment and juxitation; and - a second subgingival portion having a height adapted to the patient's occlusal height.

This invention discloses a highly stable dental implant and its manufacturing method, belonging to the field of biomedical device manufacturing technology. This invention employs a combined design of three components: an implant support sleeve, an implant core, and a fastening nut (abutment), a structure completely different from any other implant product, domestic or international. Implant and abutment placement can be completed in a single surgery, shortening treatment time. The implant core's main function is to transfer most of the implant's force to the jawbone implant socket during tooth occlusion, increasing the implant's stress area and reducing stress on the surrounding threads and jawbone, thus improving implant stability and firmness. The other end of the implant core's cylindrical shape is threaded; after connecting with the fastening nut (abutment), the exposed threaded portion serves as the crown support sleeve. The fastening nut, tightened with a special wrench, serves as the crown abutment.

The application relates to the technical field of dental instruments, in particular to a loosening-preventing implant abutment based on a built-in conical driving multi-flap expansion mechanism, which comprises a positioning component, a contact component is slidably installed at the top end of the positioning component, a crown bolt is threadedly inserted into the top end of the contact component, the contact component comprises a matching device and a connecting device, the matching device is fixedly installed at the bottom end center of the connecting device, the matching device comprises a guide vertical block, a crown bottom abutment, a first anti-falling bottom plate, a hexagonal rod, a guide conical surface, a connecting center plate, a first reset spring, a first positioning hole, a positioning bolt, a movable cross bar, a supporting vertical frame, a contact circular arc plate, a second reset spring, a positioning cavity, a second anti-falling bottom plate and a connecting vertical rod, the guide vertical blocks are symmetrically fixedly installed at the bottom of the outer ring of the crown bottom abutment, and the guide vertical blocks are annularly distributed. Through the arrangement of the contact component and the positioning component, the purpose of synchronous strengthening restriction and guide positioning installation of the implant dental abutment is achieved.

A dental implant for an implant system includes an internal implant-sided arrangement area, wherein the implant-sided arrangement area is configured to contact an abutment at least in sections, wherein the implant-sided arrangement area has an implant-sided conical section, wherein the implant-sided conical section comprises implant-sided anti-rotation structures, wherein the implant extends in a longitudinal direction, and wherein the implant-sided anti-rotation structures are configured such that they positively prevent or can prevent a rotation of the abutment about the longitudinal direction relative to the implant.

The utility model relates to dental prosthetic technology field discloses a kind of artificial tooth abutment mouth outer bonding annular coaxial photocuring device, and specific technical solutions are as follows: including basic fixed module, electric drive module and coaxial positioning mechanism, its bottom is equipped with threaded interface for fixing implant abutment, annular photocuring module includes 360 ° continuous arrangement UV annular curing lamp and corresponding positioning ring and lamp ring electrode, UV annular curing lamp wavelength is limited at 450nm±10nm, lamp width 5-8mm, wavelength precision control is at 450nm±10nm to match dental resin curing demand, coaxial positioning mechanism is by the center positioning thread being set in basic fixed module and corresponding positioning ring and lamp ring electrode on annular photocuring module, the design simple and practical, and the bonding interface outer curing process of dental restoration is optimized by function integration, with definite clinical application value.

The utility model provides an implant for a maxillary sinus area in a posterior maxillary area, which relates to the field of oral implantation and comprises an implant body, an implant abutment, a retaining screw and a sealing component. The penetrating channel sequentially comprises a connecting section, a fastening section and a sealing section from top to bottom, the connecting section, the fastening section and the sealing section are communicated with one another, the upper side of the fastening section is a first smooth section, the lower side of the fastening section is a first threaded section, and the sealing section sequentially comprises a second smooth section, a second threaded section and a conical section from top to bottom; the bottom of the implant abutment is matched with the connecting area, a through screw hole is formed in the middle of the implant abutment, the retention screw is arranged in the screw hole, the lower end of the retention screw penetrates through the screw hole and then is in threaded connection with the first threaded section, and the sealing assembly is arranged in the sealing section. The implant can solve the problem that flushing treatment is inconvenient after maxillary sinus infection, so that the tooth implantation efficiency and effect are improved, and the discomfort of a patient is reduced.

The utility model discloses a denture implant abutment grinder, which relates to the field of denture implant abutment processing, and comprises a bottom plate and a dust cover, the top of the bottom plate is provided with a support frame, the bottom of the dust cover is provided with a cleaning assembly, and the cleaning assembly comprises an annular groove arranged at the bottom of the dust cover. A plurality of sliding blocks are arranged in the annular groove. Through the arrangement of the cleaning assembly, when chippings attached to the inner wall of the dust cover need to be cleaned, a worker can rotate a rotating ring through a protruding block, the rotating ring drives a material collecting ring to rotate and then drives a scraper to rotate, the scraper is attached to the inner wall of the dust cover, and therefore the chippings attached to the inner wall of the dust cover can be scraped when the scraper rotates; and chippings fall into the collecting groove, so that the cleaning efficiency of the inner wall of the dust cover is improved, the situation that the chippings are attached to the interior of the dust cover all the time and are difficult to clean down is prevented, and meanwhile workers can conveniently observe the grinding condition of the false tooth planting machine table through the dust cover.

The utility model discloses an assembly for bonding an implant abutment and an upper dental crown, which comprises an upper dental crown structure, an implant abutment structure is arranged below the upper dental crown structure, the upper dental crown structure comprises an upper dental crown body serving as a body, and a connecting block is fixedly mounted at the bottom of the upper dental crown body in an embedded manner. According to the bonding assembly for the implant abutment and the upper dental crown, through the arrangement of the upper dental crown structure, the problem that an existing implant abutment and an existing upper dental crown are generally placed separately, so that the implant abutment and the upper dental crown cannot be separated from each other is solved; in the prior art, an implant abutment and an upper dental crown need to be fixedly mounted through adhesion during use, but when an adhesive is generally adopted for adhesion and fixation in the prior art, the adhesive needs to be cured for a long time and possibly is not easy to remove, and the condition that the periphery of the implant is inflamed is caused.

1. The name of the design product: implant abutment (preformed porcelain block-square). 2. The use of the design product: used for repairing implant of tooth defect. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention discloses a device and method for measuring occlusal force of an implant abutment, belonging to the field of oral implant restoration technology. It includes an installation cavity within the abutment body to house a sensing unit, with the cavity layout avoiding stress concentration areas of the abutment; multiple arrays of sensing units are arranged in the force-sensitive areas of the abutment, and the occlusal force distribution and peak force are collected through the multi-array arrangement of the sensing units; a local oral environment parameter monitoring unit is integrated on the sensing unit, and the occlusal force and surrounding microenvironment data are collected in conjunction with the monitoring unit; the sensing unit employs multi-layer biocompatible encapsulation and integrates a temperature drift compensation unit; the sensing unit is connected to a transmission unit, which transmits the collected occlusal force data to a data processing terminal; the data processing terminal includes a predictive analysis module. This invention achieves in-situ monitoring and has advantages such as high accuracy, stable signal, good reliability, and ease of clinical translation.

The present disclosure relates to a dental scanning rod and a dental scanning system. The dental scanning rod (1) comprises: an attachment part (100), configured to attach the scanning rod to an implant or an implant abutment located in the oral cavity; and a scanning part (200), comprising an elongated body extending transversely from the attachment part (100), the elongated body comprising a length direction and a width direction, and comprising a top surface (202), the top surface (202) comprising a plurality of identification surfaces, wherein the scanning part (200) comprises at least one boss and / or recess (410, 420) protruding from and / or recessed into the top surface (202), the at least one boss and / or recess (410, 420) is shaped as a truncated pyramid, and the projection of each conical surface of the truncated pyramid on the top surface (202) forms the identification surface.

The present invention relates to a dental implant abutment that is connected to a dental implant fixture that is implanted into alveolar bone. The dental implant fixture according to the present invention includes an inner coffin, one end of which is connected to the fixture and the other end of which has an axial hole formed from the upper end surface to the lower end, an outer coffin, which is connected to the upper outer surface of the inner coffin, and a occlusal force buffering device that has a occlusal force buffering portion along its length, is inserted through the axial hole formed in the upper end surface of the outer coffin, and is placed in the axial hole of the inner coffin.

The invention relates to the technical field of data analysis, and discloses an artificial intelligence-based implant abutment automatic design method and system, a terminal and a storage medium, and the method comprises the steps: taking an oral cavity scanning model of a target object, implant region description and corresponding abutment parameters as training data; the relationship between the oral space structure of the target object and the implant characteristics is learned through the encoder and the decoder, automatic prediction and personalized design of abutment parameters are realized, and a proper implant upper abutment model is selected. According to the method, a personalized abutment design scheme can be generated according to personalized features such as gingival thickness and implant position of the target object, and an adaptive implant upper abutment model is selected, so that the design efficiency and precision are improved, and manual measurement errors are reduced.

The utility model discloses an implant abutment which comprises an abutment main body used for being connected with an artificial dental crown, the implant main body is used for being connected with a gum, the implant main body is installed at the bottom end of the abutment main body, a clamping block used for connecting the implant main body and the abutment main body is arranged at the bottom end of the abutment main body, the clamping block is embedded into the inner wall of a clamping groove, the clamping groove is formed in the inner wall of an installation groove, the installation groove is formed in the top end of the implant main body, and the implant main body is connected with the abutment main body. The clamping blocks are uniformly distributed at the bottom end of the abutment main body in a circumferential array; the clamping blocks are installed on the inner walls of the sliding grooves in a sliding mode, and the sliding grooves are formed in the bottom end of the abutment body. The dental implant has the beneficial effects that the risk of mechanical injury to gingival tissues around the implant is reduced by changing the connection mode of the implant main body and the abutment main body, and the operation difficulty of medical personnel is reduced.

A method for determining a prosthetic option for an implant is characterized by comprising the steps of: acquiring an implant image including an implant fixture region; identifying the manufacturer of the implant based on the implant image through a first machine learning model; estimating the detailed specifications of the implant fixture based on the implant fixture region through a second machine learning model and identifying an implant model corresponding to the detailed specifications; and determining a prosthetic option corresponding to the upper diameter of the implant fixture by referring to a database.

1. The name of the design product: implant abutment (preformed porcelain block-reverse interface). 2. The use of the design product: used for repairing dental defects. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention provides a control method and system for laser hybrid welding. The invention relates to the field of laser hybrid welding control technology. The method includes acquiring the original welding process parameters for laser hybrid welding and CT imaging of the titanium alloy dental implant abutment blank after preliminary welding; determining multiple preliminary porosity suppression welding schemes based on the original welding process parameters, the three-dimensional morphology data of the weld after preliminary welding of the abutment blank, and micropore characteristic information; acquiring CT imaging of each preliminary porosity suppression welding scheme after welding; determining a target porosity suppression welding scheme based on the CT imaging of each preliminary porosity suppression welding scheme; and performing laser hybrid welding on the remaining initial titanium alloy dental implant abutment blanks based on the target porosity suppression welding scheme. This method can efficiently and accurately determine the optimal porosity suppression welding scheme for titanium alloy dental implant abutment blanks.

This invention discloses a device and method for measuring occlusal force of a dental crown, belonging to the field of oral restoration technology. It includes an installation cavity on the inner side of the crown body adapted for clinical implant abutments or natural tooth preparations to accommodate a pressure sensing module, with the cavity layout avoiding stress concentration areas on the inner side of the crown. Occlusal force distribution and peak force are collected through a multi-array layout of the inner pressure sensing modules. The pressure sensing modules employ multi-layer biocompatible encapsulation and integrate a temperature drift compensation unit. The pressure sensing modules are connected to a transmission unit, which transmits the collected occlusal force data to a data processing terminal. The data processing terminal integrates an anomaly warning module and an intelligent analysis module. This invention has the advantages of in-situ monitoring, high precision, durability, and ease of maintenance.

The invention discloses a high-strength titanium alloy bridge frame for tooth implantation, which belongs to the technical field of implantation bridge frames, and comprises a bridge frame body, an implantation abutment assembly, a composite locking mechanism and an elastic buffer assembly, the bridge body is integrally formed by Ti-6Al-4V ELI titanium alloy and a zirconium element composite modified material, an arc-shaped avoiding groove is formed in the bottom of the bridge body, and the inner wall of the bridge body is covered with a composite biocompatible coating. The composite locking mechanism extrudes an expansion sleeve with an open slot through a conical expansion section of a locking bolt, so that the composite locking mechanism is stably matched with the fixed base station; the elastic buffer assembly is composed of a buffer spring and a medical silicone rubber buffer pad, and can effectively absorb the occlusion impact load. Gaps are prevented from being generated through a double locking structure, the impact resistance is improved in combination with the buffering assembly, the bridge is stably fixed for a long time in cooperation with a high-strength biocompatibility material, the service life of the implant system is prolonged, meanwhile, the implant system has good oral cavity tissue adaptability, and the implant system is suitable for implant repair scenes with dentition defects or missing.

The application relates to the field of implant technology, and particularly relates to a multi-stage structure zirconium oxide abutment for regulating and controlling soft tissue sealing around an implant abutment, a cross section of the zirconium oxide abutment is an inverted isosceles trapezoid, the height of the upper half of the zirconium oxide abutment is 1-2 mm, the height of the lower half of the zirconium oxide abutment is 1-2.5 mm, the outer side surface of the lower half is uniformly distributed with a plurality of funnel-shaped blind holes, the top diameter of the blind holes is 50-150 microns, the bottom diameter is 30-50 microns, the depth is 10-200 microns, and the porosity is 10-60%. The multi-stage structure implant zirconium oxide abutment regulates and controls the attachment length of epithelium and connective tissue by using multi-stage structure design, is closer to the natural tooth structure, and improves long-term stability of implant restoration.

The invention relates to a dental scanning rod and a dental scanning system. The scanning rod dental apparatus comprises: an attachment part (100) configured to attach the scanning rod to an implant or an implant abutment located in an oral cavity; and a scanning portion (200) comprising an elongated body extending transversely from the attachment portion (100), the elongated body comprising a length direction and a width direction, and the scanning portion (200) comprising a top surface (202) and a bottom surface (204) opposite the top surface (202), the top surface (202) defining a plurality of identification surfaces; wherein the attachment portion (100) has a first width (W1) as its maximum width in the width direction, the scanning portion (200) has a second width (W2) as its maximum width in the width direction, and the second width (W2) is larger than the first width (W1).

The utility model relates to the technical field of tooth implantation, in particular to an auxiliary device for simulating crown removal of an implant abutment, which comprises a replacement body, the abutment and a dental crown, the replacement body is implanted in gingiva, the abutment is embedded into the replacement body through threads, the dental crown is adhered to the abutment, and a crown removal device is arranged at the adhesion position of the abutment and the dental crown. The crown removing device comprises a left half ring and a right half ring, and a clamping groove and a clamping block are correspondingly arranged at the two ends of the left half ring and the two ends of the right half ring respectively and are embedded with each other. The crown removing device further comprises a screw, the screw is matched with a threaded hole formed in the dental crown, and the head end of the screw abuts against the top of the base table. A receding gap is formed between the bottom of the base table and the replacement body. The crown removing device is arranged at the bottom of the outer ring of the dental crown for fixing and supporting, and the abutment moves in the direction far away from the dental crown through the screw, so that the dental crown is separated from the abutment, labor is saved, and the dental crown cannot be damaged. The technical problem that in the prior art, in the crown removing process, a crown removing device slips from a dental crown is solved.

A temporary alignment system and method for holding a dental coping to an implant abutment using the same threads in the abutment that are used for definitive attachment are disclosed. The disclosed temporary fasteners initially orient and hold a coping against an abutment with a force along the same axis as the semi-definitive screw. The aligned coping can be picked-up in a closed-tray impression process without unscrewing the temporary fastener. Embodiments include threaded posts that release copings from the abutment through axial forces. Some embodiments include a threaded post with separable cap that is picked-up with the coping. Methods for converting an existing prosthesis for screw attachment to implants in a single visit and digital capture of the converted prosthesis are described.

1. The name of the design product: anti-loose implant abutment. 2. The use of the design product: used for fixing the required implant denture in the oral cavity. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.