19results about "Fastening prosthesis" patented technology

Dental attachment assemblies for a mouth of a patient are provided. Contemplated dental attachment assemblies may include an abutment member, and a retention member for attachment to the abutment member. The retention member may comprise an upper end and a continuous, unbroken skirt projecting from the upper end for fixed, non-patient removable, fixed engagement over an outer locating surface of the abutment member. The retention member can be constructed from a rigid material, such as PEEK, such that it provides a retentive force of about 10 to 75 pounds. The abutment member may be configured for attachment to an implant having an upper portion including a threaded portion configured to screw into a threaded recess of an abutment, and a lower portion including an angled platform and a threaded post extending from the platform.

The goal is to provide dental treatment indexes and dental treatment sets that enable high-quality tooth restoration regardless of the practitioner's skill level, while also being manufactured with high efficiency. [Solution] A second dental treatment index 20 has a shape that can be superimposed on a first dental treatment index 10, which is made of a light-transmitting material and integrally molded by a 3D printer, and is made of a light-transmitting material that is harder than the light-transmitting material that forms the first dental treatment index 10, and is integrally molded by a 3D printer, and has multiple irregularities on its inner surface.

The utility model discloses a removable partial denture support belongs to false tooth technical field, including support subassembly, the support subassembly includes support frame, the side surface of support frame is established with a set of positioning hole, the top of support frame is equipped with a set of positioning seat, the side surface of every positioning seat all is connected with false tooth body, the inner side wall of every positioning hole all is established with the thread hole, the inner side wall of every thread hole all is established with the accommodation slot, the side surface of every mounting screw all is established with cross type draw -in groove. That removable partial denture support, through positioning hole and positioning seat adaptation, it can be convenient and fast to install false tooth body, and cooperate mounting screw and accommodation slot, thread hole and bolt hole adaptation, and cross type draw -in groove's use, it can be convenient and fast to fix false tooth body positioning, and can be convenient and fast to tear open partial denture body and support frame, and it has improved the functionality of the equipment.

The utility model discloses an adjustable adsorption denture relates to medical equipment technical field. Including adsorption base, the upper end of adsorption base is provided with the mounting groove, is provided with the molar in the mounting groove, the bottom of molar is provided with a plurality of recess, is rotatably provided with a plurality of micro screw in the mounting groove, is screw thread connection with the moving sleeve on micro screw, is fixed with the moving plate on the moving sleeve, the upper end both sides of moving plate are provided with two different heights cross bar, the recess top is provided with the insertion slot, both sides of insertion slot all are provided with the inclined slot mouth, and the both ends of cross bar are slidably arranged in inclined slot mouth. The utility model discloses through the rotation block to the micro screw is adjusted, then through micro screw drive cross bar removal, can realize the height adjustment of molar under the cooperation of inclined slot mouth, and the more serious, can be adjusted higher with the wear condition of molar, until the molar can not be used again after replacing, can more fully utilize the molar, reduces the replacement frequency, reduces the use cost.

A dental implant-retained record base device and methods of fabricating thereof are provided, and a method for obtaining an interocclusal record. The method involves inserting an impression post into a dental implant in a partially-dentate patient and capturing a dental impression to obtain a dental cast inclusive of the impression post. A light-curable resin is molded into a cubic shape and subsequently attached to the dental cast at position of the impression post. Upon exposure to visible light, the resin is cured to form a record base device, which is then adjusted to facilitate the positioning of interocclusal record material. The dental implant-retained device constructed from the light-cured resin is configured for attachment to the dental implant for obtaining the interocclusal record for the patient.

A method for manufacturing a dental prosthesis (2), which is provided with a number of matrix elements (18) corresponding to one of the matrix elements (14) in each case for removable fixation on a number of teeth (6) crowned with a respective male element (14) in the mouth of a patient, should be designed for a particularly high accuracy of fit of the dental prosthesis (2) using methods which are kept as simple as possible. According to the invention, multi-part matrix elements (18) are used for this purpose, each comprising an inner cap (32) which can be slipped onto the associated male element (14) and an outer cap (34) which is attached to the dental prosthesis (2), wherein in the space between the inner and outer caps (32, 34), an intermediate body (36) made of thermoplastic material connecting them to one another being arranged in the space between the inner and outer caps (32, 34), the intermediate body (36) being heated to a temperature above its softening temperature and thus being made deformable in order to align the inner cap (32) precisely relative to the outer cap (34) of the respective matrix element (18), and then, using the deformability of the intermediate body (36), the inner cap (32) is aligned relative to the outer cap (34) with regard to an optimized accuracy of fit, taking into account intraoral data reflecting the actual dentition situation in the oral cavity of the patient, before the relative position of the inner cap (32) set in this way relative to the outer cap (34) is preserved as a result of the solidification of the intermediate body (36) occurring during the subsequent cooling of the intermediate body (36).

Dental prosthesis (1) with an inner crown (3, 14, 15, 17) and an outer crown (2, 11, 12, 13), wherein the inner crown (3, 14, 15, 17) and the outer crown (2, 11, 12, 13) are designed to be arranged in a telescopic arrangement on a tooth stump (5) or a dental implant abutment (9), wherein in the telescopic arrangement the inner crown (3, 14, 15, 17) is placed on the tooth stump (5) or the dental implant abutment (9) and the outer crown (2, 11, 12, 13) is placed on the inner crown (3, 14, 15, 17).It is essential that the inner crown (3, 14, 15, 17) and the outer crown (2, 11, 12, 13) are designed to form a detachable connection in the telescopic arrangement in the manner of a press fit, and that the outer crown (2, 11, 12, 13) is made entirely of ceramic and in particular is free of metal, and that the inner crown (3, 14, 15, 17) is made of ceramic or polyetheretherketone (PEEK).

A system and method include digitally determining a virtual insertion path of a digital dental restoration.

Dental attachment assemblies for a mouth of a patient are provided. Contemplated dental attachment assemblies may include an abutment member, and a retention member for attachment to the abutment member. The retention member may have an upper end and a continuous, unbroken skirt projecting from the upper end for fixed, non-patient removable, fixed engagement over an outer locating surface of the abutment member. The retention member can be constructed from a rigid material, such as PEEK, such that it provides a retentive force of about 10 to 75 pounds. The abutment member may be configured for attachment to an implant having an upper portion including a threaded portion configured to screw into a threaded recess of an abutment, and a lower portion including an angled platform and a threaded post extending from the platform.

The utility model discloses a kind of dentition loss supports, including base, clasp and false tooth;False tooth is located on base, base is used to wrap alveolus at missing tooth place, and base is multiple, and elastic rod for conforming to inner wall of alveolus is connected between any two adjacent bases, and base is equipped with clasp for wrapping and fixed to the outer periphery of abutment tooth;The outer edge of base is equipped with sealing rubber ring for conforming to alveolus.The utility model, by the design of elastic rod and clasp, let user be more stable, comfortable when wearing the dentition loss support, adapt to the small deformation of user's oral cavity;And base outer edge is equipped with sealing rubber ring, can reduce food residue, saliva into alveolus.

The application discloses a covering denture wearing device and relates to the medical field, which comprises a first support connected to the outer side of a connecting body, a second support integrally formed on the outer side of the connecting body, a first wearing strip for wearing arranged on the outer side of the first support, and a second wearing strip for wearing arranged on the outer side of the second support. The first wearing strip arranged on the outer side of the first support and the second wearing strip arranged on the outer side of the second support can be taken out from the oral cavity after the old patient eats, the connecting body can be taken out from the oral cavity by taking out the first wearing strip and the second wearing strip, the covering denture can be timely washed after meals, the oral cavity is cleaned, the denture and the oral cavity are kept in a hygienic condition, the long-term stable use of the denture is facilitated, the oral cavity environment is kept clean and hygienic, the connecting body can be conveniently worn into the oral cavity after cleaning through the first wearing strip and the second wearing strip, the wearing operation is facilitated, and the old patient is brought convenience.

The invention relates to a female part (16) for forming a detachable connection between a prosthesis (13) and a counter-piece (2) which can be secured in the mouth, the female part (16) having a housing (12) and an insert (11). The housing (12) can be fixed to the prosthesis (13) and has a closed housing terminating face (21), on the edge of which a housing collar (18) is circumferentially provided, and the interior (17) has an inner thread (22) and, in an outer region facing the opening (55) of the interior (17), a conical contact inner surface (19). The insert (11) has an insert terminating face (42), on the edge of which an insert collar (33) is provided, the insert collar having an at least partly curved contact surface (41), which transitions into a free inner surface (40) via an undercut (58), and having at least one slot (43) extending in the axial direction, and the insert (11) has an outer thread (36) in the region of the insert terminating face (42), the outer thread being used to screw the insert (11) into the inner thread (22) of the housing (12).

This invention discloses a denture fixation device for missing molars, including a biomimetic fitting base, on which a denture body is assembled, and a fixing ring is fitted onto the biomimetic fitting base; two elastic clasps are provided, one end of which is connected to the fixing ring, and the other end is bent inward to form a clamping part; two shape memory alloy springs are provided, and are respectively fixedly connected to the two ends of the elastic clasps by a positioning pin mechanism; the end of the shape memory alloy spring near the adjacent tooth has an arc-shaped fitting surface; a threaded adjustment mechanism is located outside the positioning pin mechanism and is set between the shape memory alloy spring and the elastic clasps, used to adjust the clamping distance between the shape memory alloy spring and the elastic clasps. This invention solves the problem that existing clasp-retained dentures have poor versatility in practical applications because the clamping distance of the elastic clasps is fixed, making it difficult to adapt to adjacent teeth of different thicknesses and varying adjacent tooth spacing.

Horse bridge solution The invention relates to a horse bridge intended to replace one or even two missing teeth, characterized in that it is made of silicone and resin, the bridge being composed of four pieces, the first piece being made of ductile silicone, the second and third pieces being made of resin and fitting onto the silicone, the fourth piece being made of resin, the resin constituting the fourth piece being different from the resin constituting the second and third pieces, the thickness of the fourth piece being able to be 0.5 mm, 1 mm, 1.5 mm or 2 mm.

A fixed hybrid dental attachment assembly is provided. The fixed hybrid dental attachment assembly includes an abutment member, a male member, and a cap. The abutment member has an outer locating surface portion projecting downwardly from an upper end. The male member for attachment to the abutment member has an upper end for engagement within a cap in a recess in a dental appliance, and a continuous, unbroken skirt projecting from the upper end of the male member for engagement over the outer locating surface of the abutment member. The skirt may have a rounded, convex outer surface, and the male member may be constructed from a PEEK material.

A telescopic crown (30) for fastening a removable dental prosthesis (2) to a tooth (6) or an inserted dental implant in the oral cavity of a patient, with a male element (14, 14′, 14″) which can be fastened to the tooth (6) or the dental implant and with a female element (18) which can be attached to the male element and can be attached to the dental prosthesis (2), is intended to enable the provision of a dental prosthesis with a particularly high accuracy of fit with comparatively little effort. For this purpose, the matrix element (18) is designed in several parts according to the invention and comprises an inner cap (32) which can be slipped onto the male element (14, 14′, 14″) and an outer cap (34) which can be attached to the dental prosthesis (2), an intermediate body (36) made of thermoplastic material connecting the inner and outer caps (32, 34) being arranged in the space between the inner and outer caps (32, 34).

A dental attachment assembly is provided, which includes an abutment member for attachment to a tooth root, implant, or adjacent tooth. The abutment member has an upper end, and an outer locating surface portion projecting downwardly from the upper end, the outer locating surface portion being positioned to project above a tissue level when the abutment member is secured in a tooth root or implant. The dental attachment assembly includes a male member for attachment to the abutment member, the male member having an upper end including a swivel joint for swivel engagement within a cap in a recess in a dental appliance, and a continuous, unbroken skirt projecting from the upper end of the male member for engagement over the outer locating surface of the abutment member, the skirt having a rounded, convex outer surface, the male member being constructed from a rigid material.

The present disclosure is characterized by adhesive compositions and methods of using them in relation to the medical, veterinary and dental fields.