53 results about "Dental Abutments" patented technology

An omni-abutment includes (i) an apical connection portion that mates / attaches with the receiving portion on a corresponding implant; and (ii) a coronal superstructure. The dental abutment provides features that are not currently found in abutments on the market, allowing the abutment to be used as a key foundation for scanning, impression taking, stability testing, and much more which ultimately would lead to an easier restorative process and fabrication of a dental prosthesis. The abutment could also be used for fabrication of a final prosthesis. The abutment may include alignment indents or protrusions in a platform thereof, internal grooves (e.g., square or rounded) as a tri-lobe or other configuration in the central axial hollow channel, recesses (e.g., divots, grooves) in the exterior periphery for increased adhesion to a gingival healing cuff, internal threading in the hollow channel, and a hex, NC or other connection at the apical connection portion.

A gear tooth contact inspection according to the present invention comprises a processing device configured so as to acquire captured image data of a gear including a target tooth surface having a tooth contact mark made visible by using paint, generate a gear image including the target tooth surface from the captured image data, acquire 3D model data of the gear, generate AR composite data in which the gear image is superimposed on a virtual gear of a three-dimensional spatial coordinate system generated from the 3D model data, and evaluate the tooth contact state on the basis of a tooth contact region corresponding to the tooth contact mark in the AR composite data.

The present invention provides Dental implant configured to be inserted into a hole in jaw bone and to be at least partially situated in bone tissue when implanted, comprising:a coronal implant region, the surface of which is at least partly covered by an oxide layer with an average thickness in the range from 60 nm to 170 nm and has an average arithmetical mean height Sa in the range from 0.1 μm to 1.0 μm. Further provided is a component for dental applications, preferably dental abutment, wherein the surface of the component is at least partly covered by an oxide layer with an average thickness in the range from 60 nm to 170 nm and has an average arithmetical mean height Sa in the range from 0.05 μm to 0.5 μm and an implant system comprising the dental implant and the component. Method for forming a protective layer on the surface of an implantable or implant component, the method comprising a) applying a solution on the surface of component, the solution having a pH at 25° C. of 6.8 or less and b) drying the solution applied in step a) to form a protective layer on the surface of the component for dental applications. Finally, part of the present invention is an implantable or implant component having a protective layer obtainable as above and a use of such layer for storage.

To easily and appropriately position a dental prosthesis and an abutment, and to appropriately prevent misalignment of the dental prosthesis with the abutment.SOLUTION: A dental abutment 20 includes: a base 21 fixed to an implant fixture 10 embedded in an alveolar bone 1; and an embedding part 22 fixed to an embedding hole 33 provided in a dental prosthesis 30. The implanting portion 22 includes a first flat surface 23a, a second flat surface 23b, and a spring member 24. The first flat surface 23a, the second flat surface 23b corresponding to the first flat surface 35a and the second flat surface 35b are provided in the embedding hole 33. When the embedded portion 22 is inserted into the embedding hole 33, the spring member 24 biases an embedded portion 23 in a direction in which the first flat surface 23a and the second flat surface 23b are pressed against the first flat surface 35a and the second flat surface 35b.SELECTED DRAWING: Figure 1

A device for dental prosthetic insert insertion and removal and system providing a tool and intuitive method directed to extraction and replacement of a low insertion force, securely fixed, easily manipulated and highly robust dental inserts for an implantable overdenture abutment prosthetic. Said dental insert placement and replacement tool offers an apparatus for consumer-based, individualized patient-based extraction and insertion of a “snaps” or dental inserts structure exhibiting an adjustable retentive strength and durability rating providing optimum retentive engagement and rotational movement, over an abutment projection, and atop an abutment member which requiring a low level of manual dexterity coupled with high prosthetic retentive effectiveness and ease of insert replacement and replacement.

The utility model discloses a tooth abutment grinder convenient to adjust, which comprises a rotating disc, a base and a first chute, the top of the base is provided with a groove, the inner wall of the groove is provided with the rotating disc, the tail end of the top of the base is provided with the first chute, the top of the rotating disc is provided with a first hydraulic cylinder, and the top of the first hydraulic cylinder is provided with a second hydraulic cylinder. And a workbench is mounted at the top of the first hydraulic cylinder. The bidirectional lead screw is driven by the first motor to rotate so that the sliding block and the clamping blocks can be driven to move in the second sliding grooves, clamping can be conducted through the first clamping soft cushion and the second clamping soft cushion, through the arrangement of the two sets of second sliding grooves, when one set of clamping blocks are used for clamping, the other set of clamping blocks do not move, and therefore the clamping effect is good. When a clamped position needs to be ground, the other set of clamping blocks move to clamp an object, at the moment, the clamped position can be ground conveniently, and then the grinding effect of the dental abutment grinding instrument can be guaranteed in the using process of the dental abutment grinding instrument.

The present invention relates to the field of devices for implantation. More specifically, the invention provides a scan body or scanning abutment for dental implants, which is suited for high precision inter-oral scanning while mounted on a dental implant. The scan body is also suited for scanning when mounted on an implant analog, e.g. mounted in a model of the patient's mouth.

The utility model discloses a multi-layer fixed structure false tooth, which comprises a metal substrate, a middle connector and an upper layer dental crown, the metal substrate is connected with implant bases, and the metal substrate is in stable rigid connection with each implant base; the middle connecting body comprises a dental abutment, the dental abutment is made of a polyether-ether-ketone polymer material, the upper dental crown is made of zirconium oxide, the metal substrate is made of a titanium alloy material, the metal base is provided with a metal interface, and the metal substrate part at the metal interface is fixedly connected with the implant abutment through a screw. The multi-layer artificial tooth is reasonable in structural design, combines the advantages of a plurality of materials, has the rigidity of joints, the hardness of the occlusion part and the elasticity of the middle buffer area, and has a good expected effect.

A device is provided that can easily and appropriately seal an access hole formed in an abutment and serves as a protective member when adhering a prosthetic member to the abutment. [Solution] The present invention relates to an access hole sealing rod 31. The access hole sealing rod 31 is an element for sealing an access hole. The access hole is an access hole (hole portion) formed in a dental abutment 1 and has a female thread portion 5. The access hole sealing rod 31 has a body portion 33 including a portion to be inserted into the access hole, and a male thread portion 35 having a shape corresponding to the female thread portion 5.

An omni-abutment includes (i) an apical connection portion that mates / attaches with the receiving portion on a corresponding implant; and (ii) a coronal superstructure. The dental abutment provides features that are not currently found in abutments on the market, allowing the abutment to be used as a key foundation for scanning, impression taking, stability testing, and much more which ultimately would lead to an easier restorative process and fabrication of a dental prosthesis. The abutment could also be used for fabrication of a final prosthesis. The abutment may include alignment indents or protrusions in a platform thereof, internal grooves (e.g., square or rounded) as a tri-lobe or other configuration in the central axial hollow channel, recesses (e.g., divots, grooves) in the exterior periphery for increased adhesion to a gingival healing cuff, internal threading in the hollow channel, and a hex, NC or other connection at the apical connection portion.

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.

Disclosed is a method for providing a dental abutment by using data about a customized abutment, comprising the steps of: receiving oral data about a patient; and acquiring a standardized abutment from a standardized abutment group generated from the customized abutment in correspondence with the inputted oral data about the patient.

The present invention relates to the field of implant devices. More specifically, the invention provides a scanning body or scanning abutment for dental implants, suitable for high-precision intraoral scanning when mounted on a dental implant. The scanning body is also suitable for scanning when mounted on an implant analogue, for example, mounted on a model of the patient's mouth.

Example dental assemblies and methods involve snap-fitting a denture or other dental prosthesis to a patient's jaw. In some examples, an implant is anchored to the jaw, an abutment is screwed to the implant, and a head of the abutment snaps directly into a pocket created in the dental prosthesis. In some examples, a polymeric cap couples the abutment's head to the pocket. Based on coordinate data from a CT or intraoral scanner, the pocket can be created by CNC milling or 3D printing. The method eliminates the need for bonding a metal housing or casing to the dental prosthesis.

This invention discloses a data-driven modeling method for deformation of the stress surface of a dental abutment, belonging to the field of digital modeling. The method includes: acquiring geometric structure, material properties, and clinical stress data of the dental abutment through non-contact 3D scanning and dynamic force sensing technology; constructing a standardized dataset after preprocessing; and annotating deformation features with clinical experience. By extracting core features and expanding the sample by fusing virtual and real data, a data-driven deformation prediction model is established, utilizing a small-sample adaptation framework and attention mechanism to achieve high-precision nonlinear mapping. After clinical sample validation and iterative optimization, the model has adaptive update capabilities and can be applied to abutment design, installation calibration, and stability monitoring. The advantages of this invention are: based on multi-dimensional clinical data acquisition, preprocessing, and expansion, combined with a small-sample-adaptive modeling framework and attention mechanism, accurate deformation prediction is achieved; after optimization and updating, it is adapted to clinical scenarios, assisting in abutment design and treatment.

According to the technical scheme, the tooth abutment structure is characterized in that a limiting mechanism and a connecting mechanism are arranged and used for solving the problem that installation is very tedious, and an installation mechanism is arranged and used for solving the problem that the implanting efficiency of part of implanted teeth is not high; the device comprises a mounting mechanism, a limiting mechanism and a connecting mechanism, the limiting mechanism is located below the mounting mechanism, the connecting mechanism is located at the lower end of the mounting mechanism, the connecting mechanism comprises a connecting body, threads are arranged on the outer side surface of the connecting body, and a connecting hole is formed in the center of the upper end of the connecting body. The connection between the connector and the abutment placing mechanism is firmer and more stable, so that the device is not easy to fall off the placing mechanism, the stability and safety of the device are improved, and the mounting head is fixedly mounted at the upper end of the connecting rod, so that the connection between the abutment and the implant is firmer and more efficient, and the implant is not easy to fall off the abutment; and the stability and the efficiency of the device are improved.

The present disclosure discloses an orthodontic space maintainer (100), and methods for preparing the same and preserving inter-dental spacing. The orthodontic space maintainer (100) includes an orthodontic band (102) configured to be circumferentially secured to a dental abutment, wherein the orthodontic band (102) features an outer surface (110) and a contoured inner surface (112) adapted to morphology and conforming to variable angulations within the dental arch. A tubular member (104) is securely affixed to the outer surface of the orthodontic band and extends in a direction opposite to the outer surface of the orthodontic band, the tubular member (104) being configured as a reception port. An adjustable loop (106) with a proximal end and a distal end is also provided, wherein the tubular member (104) receives the proximal end of the adjustable loop (106), and the proximal end is configured for mechanically securing the adjustable loop (106) within the tubular member to establish a fixed spatial relationship.

The present invention relates to the field of devices for implantation. More specifically, the invention provides a scan body or scanning abutment for dental implants, which is suited for high precision inter-oral scanning while mounted on a dental implant. The scan body is also suited for scanning when mounted on an implant analog, e.g. mounted in a model of the patient's mouth.

The present invention relates to a dental curable composition containing a (meth)acrylic based compound (A) having two or more (meth)acryloyl groups in one molecule, a particular mono(meth)acrylate ester compound (B), a chemical polymerization initiator (C), a polymerization accelerator (D), and a filler (E), being separately packaged in a first material containing the chemical polymerization initiator (C) and a second material containing the polymerization accelerator (D); a dental filling and restorative material containing the dental curable composition; a dental cement containing the dental curable composition; and a dental abutment building material containing the dental curable composition.

The invention belongs to the technical field of dental digital design and numerical control machining, and particularly relates to a dental abutment model intelligent matching and fusion method and system and application. According to the specific technical scheme, a machine learning model is used for recognizing the maximum diameter section of an initial abutment three-dimensional model, a standard lower abutment model is selected from a standard model database, the interface type of the standard lower abutment model is the same as that of the initial abutment three-dimensional model, and the contour of the maximum diameter position is matched with that of the initial abutment three-dimensional model; replacing the initial lower abutment model with a standard lower abutment model, and reserving an initial upper abutment model; and constructing a transition curved surface area from the top plane contour of the standard lower abutment model to the bottom plane contour of the initial upper abutment model through a three-dimensional interpolation or curved surface generation algorithm, so that a new abutment three-dimensional model realizes smooth connection near the maximum-diameter section. The method solves the problems of discontinuous structure transition, geometric mutation and poor processing adaptability caused by personalized design in the process of customizing an abutment model by a customer.

An omni-abutment includes (i) an apical connection portion that mates / attaches with the receiving portion on a corresponding implant; and (ii) a coronal superstructure. The dental abutment provides features that are not currently found in abutments on the market, allowing the abutment to be used as a key foundation for scanning, impression taking, stability testing, and much more which ultimately would lead to an easier restorative process and fabrication of a dental prosthesis. The abutment could also be used for fabrication of a final prosthesis. The abutment may include alignment indents or protrusions in a platform thereof, internal grooves (e.g., square or rounded) as a tri-lobe or other configuration in the central axial hollow channel, recesses (e.g., divots, grooves) in the exterior periphery for increased adhesion to a gingival healing cuff, internal threading in the hollow channel, and a hex, NC or other connection at the apical connection portion.

A dental prosthesis formed of a composition comprising a polymeric material, the prosthesis comprising one or more locating formations adapted to receive a dental implant fixture or dental abutment, the or each locating formation comprising a recess comprising a first recess portion formed in the polymeric material of the prosthesis, and a second recess portion provided in a sleeve located in the prosthesis.

This product provides a dental abutment that is relatively easy to remove even after being attached to an implant. [Solution] A dental abutment 1 comprising a screw head housing portion 3 for housing a screw head, and a female thread portion 5 provided on the upper part of the screw head housing portion 3 and having a groove diameter larger than the diameter of the hole inside the screw head housing portion.

To provide a dental abutment that is relatively easy to remove even after being attached to an implant. [Solution] A dental abutment (1) having a screw head accommodating portion (3) for accommodating a screw head, and a female thread portion (5) provided on the upper part of the screw head accommodating portion (3) and having a root diameter larger than the diameter of the hole inside the screw head accommodating portion.

To provide a device that allows easy removal of an abutment. [Solution] The present invention relates to an abutment remover 21 for removing a dental abutment 1. The abutment remover 21 has a body 23 and a male threaded portion 25 provided midway through the body 23. The dental abutment 1 has an access hole with a female threaded portion 5. At least a portion of the body 23 of the abutment remover 21 is the portion that is inserted into the access hole. The male threaded portion 25 provided on the body 23 of the abutment remover 21 has a shape that corresponds to the female threaded portion 5 of the dental abutment 1.

The invention relates to a dental abutment for holding a superstructure, such as a prosthetic tooth, comprising a lower part and an upper part, which are mutually connected and are displaceable relative to each other in a direction away from each other and toward each other, wherein the lower part comprises an anchor for anchoring the abutment in the jaw and the upper part comprises a holder for fastening the superstructure thereon. According to the invention, the holder has a screw thread. The invention also relates to a method for manufacturing and for assembling an abutment, and for arranging a superstructure on an abutment.

A device for dental prosthetic insert insertion and removal and system providing a tool and intuitive method directed to extraction and replacement of a low insertion force, securely fixed, easily manipulated and highly robust dental inserts for an implantable overdenture abutment prosthetic. Said dental insert placement and replacement tool offers an apparatus for consumer¬ based, individualized patient-based extraction and insertion of a "snaps" or dental inserts structure exhibiting an adjustable retentive strength and durability rating providing optimum retentive engagement and rotational movement, over an abutment projection, and atop an abutment member which requiring a low level of manual dexterity coupled with high prosthetic retentive effectiveness and ease of insert replacement and replacement.

A device for dental prosthetic insert insertion and removal and system providing a tool and intuitive method directed to extraction and replacement of a low insertion force, securely fixed, easily manipulated and highly robust dental inserts for an implantable overdenture abutment prosthetic. Said dental insert placement and replacement tool offers an apparatus for consumer-based, individualized patient-based extraction and insertion of a “snaps” or dental inserts structure exhibiting an adjustable retentive strength and durability rating providing optimum retentive engagement and rotational movement, over an abutment projection, and atop an abutment member which requiring a low level of manual dexterity coupled with high prosthetic retentive effectiveness and ease of insert replacement and replacement.

The present invention relates to a dental curable composition containing a (meth)acrylic based monomer (A) containing two or more (meth)acryloyloxy groups and one or more urethane bond in one molecule, a (meth)acrylate ester compound (B) containing two or more (meth)acryloyloxy groups and one or more hydroxy group in one molecule, a polymerization initiator (C), and an ion releasing compound (D); a dental filling and restorative material containing the dental curable composition; a dental cement containing the dental curable composition; and a dental abutment building material containing the dental curable composition.

1. The name of this design product: dental abutment. 2. Purpose of the product of this design: A base for dental implants, used to connect the implant and the middle part of the upper crown. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: main view.