Thu, 25 Aug 2016 08:00:00 EDTMethod of treating oral subgingival biofilms having obligate anaerobes, facultative anaerobes, aerobic bacteria and other micro-organisms (collectively oral pathogens) associated with certain systemic diseases present within a subgingival biofilm having proteins and amino acids, the steps including providing a periodontal medicament delivery tray having a seal against a patient's adjacent gums containing the oral biofilms with the systemic disease, said seal formed so as to have no contact with teeth, applying to the gingival tissue (sulcus or periodontal pocket) a biofilm penetrating antimicrobial agent, removing the imbedded oral pathogens from the gingival tissue following at least one applying of the antimicrobial agent to the gingival tissue; repeatedly administering colloidal hydrogen peroxide gel to the gingival tissue following the removing; and following each administering cleaning the gingival tissue with a cleaning agent directly following the administering of the colloidal hydrogen peroxide gel for modifying the environment from anaerobic to commensal.
Thu, 25 Aug 2016 08:00:00 EDTThe present invention relates to a disposable edentulous tray and a method for producing a denture using the same and, particularly, to a new form of a disposable edentulous tray and a method for producing a complete denture using the same, the disposable edentulous tray being capable of: simplifying the operating process of the complete denture for a patient in an edentulous state (the state of having no teeth) by using the disposable edentulous tray in a most similar form to the gum condition of the patient; acquiring an accurate impression; and resolving patient discomfort by simplifying manufacturing steps and thus reducing the number of patient hospital visit days
Thu, 25 Aug 2016 08:00:00 EDTThe invention describes a dental impression with at least one spoon-shaped dental impression tray, characterized in that the dental impression tray has at least one position marker.
Thu, 25 Aug 2016 08:00:00 EDTThe present invention describes a dental kit-of-parts comprising an implant abutment, a dental restoration and a screw. The head of the screw is provided in a recess formed in the kit-of-parts, with the screw shaft extending through a hole in the implant abutment. A channel in the dental restoration allows access to the screw head by a tool, wherein the diameter of the channel is smaller than the diameter of the screw head. The dental kit-of parts can be manufactured using rapid prototyping such that the captive screw is formed within the combination of the implant abutment and the dental restoration or through conventional means, with the dental abutment and the dental restoration being ex-situ connected to enclose the screw.
Thu, 25 Aug 2016 08:00:00 EDTA dental implant for supporting a dental prosthesis comprises a body portion and a top surface. The implant further comprises an internal cavity with an opening located at the top surface. The internal cavity comprises an interlock chamber having a depth measured from the top surface equal to a first distance. The interlock chamber comprising a cylindrical portion and plurality of semi-circular channels arranged around a periphery of the cylindrical portion. A threaded chamber that includes threads is located below the post-receiving chamber. The cylindrical portion has a first radius and the channels have a second radius, a ratio of the first radius to the second radius being between approximately 4:1 and 2:1.
Thu, 25 Aug 2016 08:00:00 EDTA dental implant fixture as a fixture implanted in an alveolar bone to be an artificial tooth root includes a main body vertically extending long along a center axis, at least part of the main body being implanted in the alveolar bone, and a cutting face formed on an outer circumferential surface of the main body to secure a space for accommodating blood when the main body is implanted in the alveolar bone. The dental implant fixture does not apply excessive pressure to a cortical bone of an alveolar bone when being inserted into an implantation hole, and is capable of rapidly regenerating the alveolar bone by accommodating a large amount of blood inside the implantation hole.
Thu, 25 Aug 2016 08:00:00 EDTAspects of the present invention include a screw device configured for implantation into human bone for dental and bone restoration purposes, or animal long bone. More particularly, embodiments of the present invention include a surgical screw having a surgical pinpoint tip, a head, a set of threads having a dynamic surgical region including quantified progressing minor diameters and a stabilizing surgical region including a substantially equal and parallel minor diameter between threads, and in some embodiments, an annular region and/or a tapered region. The set of threads are surgically sharp at the crest. The combination of these features enables the screw to be implanted without use of a drill or osteotome and without breaking.
Thu, 25 Aug 2016 08:00:00 EDTMethods are provided for shape-setting hyperelastic, single-crystal shape memory alloy (SMA) material while preserving the hyperelastic properties of the material. A wire or rod of a single crystal shape memory alloy material is heated to an annealing temperature (Ta). While maintained at the annealing temperature, the wire or rod is shaped by driving the wire or rod and a shaping form together into contact with each other, and the shaped wire or rod is quenched in a quenching medium virtually simultaneously with the shaping.
Thu, 25 Aug 2016 08:00:00 EDTA set of primer appliances and a set of treatment appliances to be worn by a subject are provided. The primer appliances are first worn to prepare the local environment of the teeth for further repositioning of the teeth by the treatment appliances. The primer appliances may apply compression to the periodontal ligament, in a direction favorable for achieving the desired final position of a tooth. The compression may generate a biological response in the local environment of the teeth. The primer appliances may cause minimal or no repositioning of the teeth. The treatment appliances are worn to reposition the teeth from an initial position to an end position of a treatment stage. The primer appliances can improve the efficiency and accuracy of tooth movement by the treatment appliances.
Thu, 25 Aug 2016 08:00:00 EDTOrthodontic systems and related methods are disclosed for designing and providing improved or more effective tooth moving systems for eliciting a desired tooth movement and/or repositioning teeth into a desired arrangement. Methods and orthodontic systems include the generation of an overcorrection in the tooth-receiving cavities of an appliance worn in the dentition. The overcorrection may provide an improved and more accurately applied force or moment applied to a tooth. The overcorrected force or moment can move a tooth closer to a desired position than if not overcorrected as sufficient force can still applied to the tooth as it gets closer to the desired position. The overcorrected force or moment may also better target the root of the tooth where the biological response to tooth movement occurs. The overcorrection may be calculated in various ways as described herein.
Thu, 25 Aug 2016 08:00:00 EDTVarious aspects are directed to dental extraction and dental extraction devices. As may be implemented in accordance with one or more embodiments herein, a dental extraction apparatus includes an engagement component that extracts teeth from patients' mouths by engaging with and applying a torque to a tooth. An input torque component translates received input torque to the engagement component. A torque controller operates with the input torque component and the engagement component to limit the applied torque, relative to input torque provided via the input torque component.
Thu, 25 Aug 2016 08:00:00 EDTThe invention relates to a device (100) for detection of plaque (P) on teeth (T). According to a preferred embodiment, light (Im) is emitted towards the teeth (T), and a part thereof as scattered from the surface of the teeth (T) and plaque (P) which may be present on the teeth (T) is recollected by a light receiving element (121). The received light (Isc) is provided to a light detector (120) for generating a detection signal (x) that represents at least one property of the light (Isc), which is then evaluated with respect to the presence of plaque (P) by determining at least one scattering-related quantity. The quantity may for example be a ratio or coefficient to be calculated from the spectrum of the received light (Isc), or the temporal development of a speckle pattern.
Thu, 25 Aug 2016 08:00:00 EDTA dental treatment unit includes n image-generating device, which is connected to a wearable electronic device having an image processor that receives images and displays them on a screen associated to the wearable electronic device. The wearable electronic device enables a visualization of diagnostic images or information of other kind coming from the image-generating device and/or from an operating unit on the screen of the wearable electronic device.
Thu, 18 Aug 2016 08:00:00 EDTThe present invention provides a dental adhesive kit including a bonding material that has a good state stability, that has a good balance between photocurability for LED light irradiation and stability to ambient light, and that is capable of exhibiting high bond strengths to both enamel and dentin with small variability even when subjected to photocuring with a high-power LED irradiation device. The present invention relates to a dental adhesive kit including a primer and a bonding material. The primer includes an acid group-containing monomer, a hydrophilic monomer, and water, and the bonding material includes a hydrophilic monomer (B-1), an aromatic bifunctional monomer (B-2), an aliphatic bifunctional monomer (B-3), α-diketone (B-4), (bis)acylphosphine oxide (B-5), and a benzotriazole compound (B-6) as defined in the description. The content of (B-4) is 0.6 to 2 parts by weight per part by weight of (B-5), and the content of (B-6) is 0.01 to 3 parts by weight per 100 parts by weight of (B-3).
Thu, 18 Aug 2016 08:00:00 EDTA dental whitening system has a removable heating component that includes a heating plate having a heat generator. A positioning element, such as a dental tray, is used to position the removable heating component inside the person's lips, over and proximate to the person's teeth, so that heat from the heating plate is directed to the person's teeth.
Thu, 18 Aug 2016 08:00:00 EDTAn intraoral dental irrigation appliance is provided. The device can serve as a dual-purpose occlusal guard and irrigation device. The appliance can protect the teeth of the user from the damage caused by bruxism and even provide the user the ability to effectively irrigate some or all difficult areas of dentition. The appliance includes at least one port configured to receive an irrigation fluid, or irrigant. This port may attach to a fluid source like a tap, water irrigation device, or other moving fluid supply.
Thu, 18 Aug 2016 08:00:00 EDTA dental abutment or mounting head features a base of predetermined size and shape arranged for seating atop a flanged portion of a transmucosal collar that is fastened to a dental implant. An axial hole opens into the abutment/head from the underside thereof at a location arranged to align over an axial bore of the collar through which the collar is fastened to the implant. An upper portion of the abutment/head for supporting a dental prosthetic or framework is customized for the patient concerned. The predetermined base portion occupies substantially the entire face of the collar flange to provide optimal support of the abutment/head. As an interface between the implant and the abutment, the collar avoids the need to customize the base of the abutment to fit the particular brand or model of implant used, thereby reducing the amount of custom design and/or fabrication needed to fit the application.
Thu, 18 Aug 2016 08:00:00 EDTNew dental implant (1) and associated parts that achieve insertion in narrow areas in the alveolar bone. Characteristics of the body of this implant allow for comfortable insertion in narrow cleft bone by its smooth narrow section that can be an alternative to processes that involve complex surgery, besides having to wait an additional time for the widened alveolar bone to regenerate or for the graft to settle.
Thu, 18 Aug 2016 08:00:00 EDTAn orthodontic appliance comprises a base portion adapted to be affixed to a patient's tooth and an upper portion including a flexible and resilient hook for forming a tubular channel for receiving an archwire. The upper portion includes a flange affixed to the hook, and is sized and shaped to connect to loops of an elastomeric power chain.
Thu, 18 Aug 2016 08:00:00 EDTTool for actuating palatal expanders, comprising a body (1) with a grip portion (2) and, on the opposite side, a tip (3). The body (1) has, on at least one surface (10) thereof, display means adapted for displaying the number of uses.
Thu, 18 Aug 2016 08:00:00 EDTThe invention relates to a navigation system for dental and cranio-maxillofacial surgery, comprising a surgical handpiece (2), an imaging unit (4) which is movably attached to the surgical handpiece (2), and a marker member (6; 44, 46) which is attachable to a cranial bone, a facial bone (26), a tooth or teeth of a patient. The marker member (6; 44, 46) comprises a plurality of marker elements (8, 10; 46) which are detectable by the imaging unit (4). Further, the invention relates to a positioning tool (40) for use with the navigation system, wherein the positioning tool (40) is configured for positioning the marker member (44, 46) on a patient's cranial bone, facial bone (26), tooth or teeth and comprises a die element (42) and the marker member (44, 46). The marker member (44, 46) comprises a deformable material (44), the deformable material (44) is releasably received in the die element (42) and the plurality of marker elements (46) are arranged on a surface of the deformable material (44) which faces the die element (42), The invention further relates to a navigation method for dental and craniomaxillofacial surgery using the navigation system and to a method of positioning a marker member (44, 46) on a patient's cranial bone, facial bone (26), tooth or teeth using the positioning tool (40).
Thu, 18 Aug 2016 08:00:00 EDTThe invention refers to a method for the at least partial determination of a movement pattern of a dental treatment means, in particular tooth cleaning, resulting during a dental treatment and comprises at least the steps: Moving the dental treatment means at least in a x-/y-plane for the treatment of surface parts of the teeth, wherein by means of an optical detection device data are recorded with respect to at least one motion parameter, in particular the movement direction or −rotation, the acceleration, the path and/or the velocity, of the dental treatment means with respect to a reference system moving with the head of the treated person and providing the recorded data to a processor device for the determination of the movement pattern.
Thu, 11 Aug 2016 08:00:00 EDTOral treatment devices formed from wax-based compositions that are thermally stable when formed into a three-dimensional shape to a temperature of at least 45° C. and plastically deformable at room temperature (25° C.). The wax-based compositions include a wax fraction homogeneously blended with a polymer fraction. The wax fraction includes at least one wax. The polymer fraction includes at least one polymer selected such that, when the wax and polymer are homogeneously blended together, they yield a wax-based composition having the desired properties of thermal stability and plastic deformability. Oral treatment devices are dimensionally stable to a temperature of at least 40° C. without external support and can be plastically deformed in a user's mouth to become at least partially customized to the size and shape of user's unique dentition and/or an appliance in a user's mouth.
Thu, 11 Aug 2016 08:00:00 EDTAn electrical discharge irrigation device and method is described. An electrical discharge irrigation device includes a power source, a circuit coupled to the power source, and an output tip coupled to the circuit. The output tip includes a first end and a second end and a longitudinal axis extending between them, an electrode located in an interior space of the output tip configured to receive an electrical charge from the circuit and to release an electric discharge, and a ground return including an inner surface of the output tip, wherein a space between the electrode and the ground return comprises a conductive medium, the conductive medium being in contact with the electrode and the ground return to produce the electric discharge.
Thu, 11 Aug 2016 08:00:00 EDTA system and method for simultaneously (i) treating a patient's malocclusion by repositioning teeth from an initial tooth arrangement to a final tooth arrangement and (ii) treating Obstructive Sleep Apnea (“OSA”) by forcing the mandible forward comprises a plurality of (e.g., 10-30) sets of individual appliances. The appliances are configured to be placed successively on the patient's upper and lower dental arches and to incrementally reposition the teeth and forcing the jaw forward, during sleep. The system of appliances is preferably configured at the outset of treatment so that the patient may progress through treatment without the need to have the treating professional perform each successive step in the procedure.
Thu, 11 Aug 2016 08:00:00 EDTA curing light may include a housing sized and configured for placement over a tooth. A first facet positioned within the housing may have a first LED mounted thereon, a second facet positioned within the housing may have a second LED mounted thereon, and a third facet positioned within the housing may have a third LED mounted thereon.
Thu, 11 Aug 2016 08:00:00 EDTThe present disclosure provides for a dental mill blank and a method of forming the dental mill blank. The dental mill blank includes a first layer (102) of a first hard restorative material having a first translucency and a first shade, a second layer (104) of a second hard restorative material having a second translucency and a second shade, where at least one of the following is true: the first translucency is different from the second translucency, the first shade is different from the second shade. The first layer (102) and the second layer (104) form a first interface having a first curve (112) across a first plane of symmetry (114) of the dental mill blank, where the first curve (112) has a different from zero curvature; and a first straight line (122) along the entire length of a second plane (118) of the dental mill blank, the second plane (118) being orthogonal to the first plane of symmetry (114).
Thu, 11 Aug 2016 08:00:00 EDTDental prostheses are disclosed including a dental prosthesis that can comprise an abutment and a component stabilized with vitamin E. The abutment can be adapted to be secured in a patient's jaw. The component can be adapted to couple the abutment to a dental appliance.
Thu, 11 Aug 2016 08:00:00 EDTAn osteotome for transcrestal sinus floor elevation includes a working portion and a handle. A notch is provided on the working portion for peeling off maxillary sinus floor mucosa all around to enlarge a lifting scope of maxillary sinus floor. An end surface of the working portion is a plane. The end thickness of the working portion is from 0.3mm to 1.5mm. By the notch, the working portion is changed to be semi-cylindrical or incomplete cylindrical; while lifting the maxillary sinus through the improved osteotome, under the premise of preparing the implanting tooth crypt holes with the same diameter, the osteotome is capable of peeling off the sinus floor mucosa all around after going deep into the maxillary sinus, to enlarge the lifting scope of the maxillary sinus floor, thus the elevation amplitude of the maxillary sinus floor is improved.
Thu, 11 Aug 2016 08:00:00 EDTAn apparatus for replicating a tooth within a user's mouth comprises a threaded insert receivable with a bore in a wearer's jaw, the threaded insert having a first connector associated therewith and a tooth implant having a second connector. The first and second connectors are frictionally engageable with each other to retain the tooth implant within the user's mouth.
Thu, 11 Aug 2016 08:00:00 EDTProvided is an orthodontic self-ligating bracket in which the second wing formed on the bracket body is formed to be lower than the height of the first wing, and when pushing the wire to the slot to mount the wire to the slot by installing the wire coupling device on the top surface of the second wing, while the plate tip is pushed rearward by the force for pushing the wire, the slop inlet is open, and when the wire is mounted on the slot and the pushing force disappears, the plate tip closes the slot inlet, thereby remarkably shortening the wire mounting time and allowing very convenient wire mounting.
Thu, 11 Aug 2016 08:00:00 EDTA dental appliance for positioning a patient's teeth includes a removable orthodontic tooth positioning appliance having teeth receiving cavities shaped to directly receive at least some of the patient's teeth and apply a resilient positioning force to the patient's teeth. The appliance includes a hard polymer layer having a hard polymer layer elastic modulus disposed between a first soft polymer layer having a first soft polymer layer elastic modulus and a second soft polymer layer having a second soft polymer layer elastic modulus. The hard polymer layer elastic modulus is greater than each of the first soft polymer layer elastic modulus and the second soft polymer layer elastic modulus. At least one of the first soft polymer layer and the second soft polymer layer has a flexural modulus of greater than about 35,000 psi.
Thu, 11 Aug 2016 08:00:00 EDTIn a preferred embodiment of the invention, an interface attachment device which is customized on one side for placement on a patient's tooth surface and locked on to the bottom or base of a bracket on the other side is disclosed. The combination of the interface attachment device and the bracket is bonded to the surface of a tooth for an orthodontic treatment of the patient. One or more interface attachment devices, with or without brackets, can be precisely placed and bonded to the corresponding surfaces of one or more teeth of a patient using a tooth attachment placement device created for the patient. The locking mechanism between the interface attachment and the bracket can be (a) form-locked, i.e. male/female arrangement, (b) friction-locked (i.e. using spring, magnetism, shape memory phase shift, shrinkage, etc.), (c) combination of (a) and (b), or (d) any other type. The interface attachment can be attached to the tooth surface by any kind of adhesive or composite material.The interface attachment device can be manufactured using generative manufacturing technologies; computer numerically controlled machining technologies; or other manufacturing technique suitable for low volume, high precision, custom parts. The interface attachment device can also be made by any additive manufacturing technology such as 3D printing.
Thu, 11 Aug 2016 08:00:00 EDTA method for monitoring the position of the teeth of a patient includes the following steps: a) modeling a target position of the teeth in the form of a target model; b) after a time interval, modeling an updated position of the teeth in the form of an updated model; c) comparing the target and updated models.
Thu, 11 Aug 2016 08:00:00 EDTA crown assistive device includes a plurality of clips adapted to be fitted over teeth, each clip shaped with a curved exterior and an interior with an edge adapted to contact a crown, wherein the clips are spaced apart with openings to receive floss, and the ends of the clips on a first side are connected with a first bar and the ends of the clips on a second side are connected together as a second bar.
Thu, 11 Aug 2016 08:00:00 EDTA dental air turbine includes a turbine blade, a rotating shaft which is integrally fixed with the turbine blade, and a pair of rolling bearings which rotatably support the rotating shaft with respect to a housing. The pair of rolling bearings are arranged back-to-back while fitting inner rings on the rotating shaft such that a preload is applied thereto. Accordingly, it is possible to reduce the sizes of the rolling bearings and to improve the moment rigidity of the rotating shaft.
Thu, 11 Aug 2016 08:00:00 EDTAn oral treatment device for treating gingival hyperpigmentation including an applicator configured to accommodate at least one dental arcade and gingival tissue associated therewith, having a plurality of voltage to gingiva RF voltage-applying elements arranged in a matrix on one or more walls of the applicator and configured to apply to the gingiva ablative voltage and deepithelialize the gingival tissue. The voltage to gingiva RF voltage-applying elements are also configured to apply to the gingiva tissue, deep to the epithelium layer, sublative RF voltage configured to stimulate gingiva blood circulation and retard and sometimes even stop progression of gum recession.
Thu, 11 Aug 2016 08:00:00 EDTThe invention relates to a dental mirror sucker (10) for extracting liquids and particles from an oral cavity of a patient, having a hollow base body (12), which has an outer surface (16), an inner surface (14), a longitudinal axis (X-X) and a suction opening (20), wherein the inner surface (14) has a mirror (22) which can be observed through the suction opening (20) and the base body (12) is formed from a first base body part (32) and a second base body part (34), which are connected to each other. The mirror sucker (10) is characterized in that the mirror (22) is held in a mirror receptacle (48) of the first base body part (32) having an opening (28), the inner wall (30) of which forms an upper support shoulder (40), which contacts an outer wall (36) of the mirror (24), wherein the upper support shoulder (40) is formed by the first base body part (32) and encloses the entire outer circumference of the mirror (22); the opening (28) of the first base body part (34) tapers from a base body bottom side (42) in the direction of the suction opening (20) and has a diameter on the side thereof facing the base body bottom side (42) which is larger than the diameter of the mirror (22); and the two base body parts (32, 34) are connected to each other without a gap such that together they form the base body (12) in one piece. (FIG. 1) The invention further relates to an advantageous method for producing a mirror sucker (10).
Thu, 04 Aug 2016 08:00:00 EDTA screw which is self-locking screw has an elliptical screw body. The screw may be used, e.g., to secure implants such as spinal implants or, e.g., to secure bone or plants.
Thu, 04 Aug 2016 08:00:00 EDTA method for polishing tooth surface which eases removal of a bacterial film later grown on the polished surface. The method includes the steps of providing a providing a toothpaste or slurry comprising a plurality of inorganic abrasive particles smaller than 100 nm in size, the inorganic abrasive particles comprising one or more of silica, ceria, titania, zirconia, silicon nitrite, and silica carbide, wherein the inorganic abrasive particles are sufficiently hard to be abrasive; and polishing a tooth surface with the toothpaste or slurry to attain an ultra-smooth tooth surface which can be easily cleaned.
Thu, 04 Aug 2016 08:00:00 EDTThe present invention relates to a powder mixture, in particular for the remineralization of teeth, a powder jet device, in particular for application in the field of dentistry, a use of the powder mixture for producing a means for the remineralization of teeth and to a method for the remineralization of teeth, and a use of a powder mixture in a dental apparatus. The powder mixture comprises a deposition powder which is designed to adhere to tooth surfaces.
Thu, 04 Aug 2016 08:00:00 EDTA device for obtaining a bite registration impression which may be used to manufacture an intraoral appliance is disclosed. The device includes a support platform arranged to fit within a patient's mouth. The support platform includes upper and lower planar surfaces for retaining thereon an impression making material configured to be imprinted with an impression of the patient's teeth. A positioning block fits within a slot of the support platform and includes a plurality of upward facing bite grooves arranged for engaging dentition of the maxilla, and a plurality of downward facing bite grooves arranged for engaging dentition of the mandible. The positioning block is provided to position the mandible with respect to the maxilla, such as in a protruded position for creating an impression used in the manufacture a sleep apnea appliance.
Thu, 04 Aug 2016 08:00:00 EDTAn articulator including: a lower member in which an attachment plate and a body can be firmly and easily attached and detached by fitting a rear coupling part to a housing part without using a plaster, the attachment plate can be easily separated by first fixing pins protruding downward from the body, and the attachment plate and an oral model can be accurately cut by cutting marks, tooth center marks, and a round groove on the attachment plate and tooth center marks on the body; and an upper member where an impression of counter-teeth corresponding to the oral model attached to the lower member, in which the lower and upper members are rotatably connected by connecting mechanisms. Accordingly, the manufacturing process can be simplified, the actual motion of jawbones can be achieved, and the height between the upper member and the lower member can be ensured by a support unit.
Thu, 04 Aug 2016 08:00:00 EDTAn impression material automatic kneading apparatus where packages can be replaced easily is provided. Included are: a holder that holds a package containing pasty materials; and a main body that is connected to an opening part of the package, sucks the pasty materials, and kneads the pasty materials. The holder includes: a holding member that holds the opening part of the package; a moving member that holds an end part that is in a side opposite to the opening part of the package, the moving member movably arranged along the holding member; and an elastic member one end of which is attached to the holding member and another end of which is attached to the moving member. The holder can be attached to and detached from the main body in a state where the package is energized by the elastic member.
Thu, 04 Aug 2016 08:00:00 EDTA dental implant body for five-in-one implant surgery basically comprises a base portion and a first threaded portion twined with at least one thread. The dental implant body is formed with an unthreaded circular projection on a trailing end of the first threaded portion, a plurality of top-cut grooves radially and uniformly disposed on a top surface of the circular projection, and side-cut grooves, which are connected to the top-cut grooves, respectively, and spirally penetrate through the first threaded portion in set directions. Thus, it is possible to obtain a dental implant body, which can be accurately and rapidly screwed to a predetermined position according to a set angle, relatively increase the proper rate of the five-in-one implant surgery, and contribute to the wide use of the five-in-one implant surgery.
Thu, 04 Aug 2016 08:00:00 EDTIn a dental implant (1) comprising a post part (2) which can be placed in a jaw bone and comprising a structural part (4) associated with said post part, to which structural part a denture piece can be attached, the structural part comprising an integrally moulded contact pin (8) which can be placed in an associated shaped recess (10) in the post part (2) with a positive fit, it is to be possible on the one hand to suitably index the implant in a simple and reliable manner, on the other hand a particularly high level of mechanical stability against rotation being ensured, even with an overall height which is kept low. For this purpose, in accordance with the invention the cross-sections of the contact pin (8) integrally moulded on the structural part and of the shaped recess (10), associated with said contact pin, in the post part (2) each have a number of primary directions in which the radius in each case adopts a relative maximum value, the outer contour of the cross-section being selected in such a way that it is intersected at at most two points by any straight lines, and each point has only one tangent.
Thu, 04 Aug 2016 08:00:00 EDTA method for manufacturing a customized abutment is disclosed. The method for manufacturing a customized abutment, includes: coupling a second coping in a combination of a copied fixture (or a copied analog) same as the actual fixture and the second coping same as the first coping with the negative impression of the first coping formed in the impression body; performing scanning; removing the second coping from a scanned image; designing an abutment coupled to the actual fixture; and manufacturing an actual abutment suitable for a patient by using the designed abutment. Thus, since a manufacturing time of the abutment is shortened, productivity is improved and at the same time, it is possible to manufacture a customized abutment for a patient.
Thu, 04 Aug 2016 08:00:00 EDTA method and apparatus for correcting Class II and Class III malocclusions is disclosed. More specifically, the described orthodontic bite corrector may be installed on multiple points of attachment, including an archwire or an orthodontic band. Preferably, the bite corrector is comprised of a coil spring wrapped around a push rod, the coil spring and a portion of the push rod being contained within a spring housing. A mechanism of attachment is also provided on both the rod and the housing. The mechanism of action is such that the majority of corrective forces are the result of spring expansion, rather than spring compression.
Thu, 04 Aug 2016 08:00:00 EDTA method of remanufacturing a jig for an orthodontic bracket corresponding to a tooth includes the steps of scanning recorded bracket tooth shape, bracket type and location data from a radio frequency identification (RFID) microchip in or on the bracket for the tooth at a treatment site. The RFID microchip has recorded therein bracket tooth shape, bracket type and location data of the intended precise position of the bracket on the corresponding tooth, or in the absence of the RFID microchip downloading the tooth shape, bracket type and location data for the tooth from a computer database. The tooth shape, bracket type and location data is provided to a three dimensional printer. A jig is manufactured at the treatment site using the three dimensional printer to provide a jig which precisely fits the tooth and which carries the correct type bracket for precise placement onto the tooth.
Thu, 04 Aug 2016 08:00:00 EDTThere are disclosed methods for the restoration of a decayed portion of a tooth, and dental matrices, dental wedges, interdental matrix stabilizers, dental separator rings, dental curing light devices, and kits that can be used in the methods for the restoration of a decayed portion of a tooth.