Abstract: Provided is a dental implant unit capable of reducing stress. The implant unit includes an fixture, which is assembled to an alveolar bone and includes a long hole therein; an intermediate structure inserted to the long hole of the fixture; and an abutment assembled to the intermediate structure, wherein the lower portion of the long hole of the fixture has a sloped surface, the lower portion of the intermediate structure also has a sloped surface, and at least a portion of the sloped surface of the long hole and at least a portion of the sloped surface of the intermediate structure contact each other.

Abstract: Methods and apparatuses for monitoring either or both the performance of an orthodontic appliance for repositioning a patient's teeth and/or the user compliance in wearing the appliance using a biosensor. The apparatuses described herein may include one or more sensors, including biosensors, electrical sensors, or both, configured to generate sensor data related to user compliance and/or repositioning of the patient's teeth by an orthodontic appliance.

Abstract: A whitening smart pen apparatus (10) for automatically dispensing a teeth whitening substance onto one or more teeth of a user comprises a fluid reservoir (16), a nozzle (18) having an output port (26), a fluid dispenser (20), a sensor (22) and a controller (24). The fluid dispenser dispenses the teeth whitening substance from the fluid reservoir to the nozzle and is output via the output port. The sensor, positioned in an advance dispensing direction of the nozzle, senses a target surface that comprises either (i) a tooth surface (12) or (ii) other surface (14). The controller (24) is configured for (i) controlling a gating of the fluid dispenser (20) to dispense the teeth whitening substance from the fluid reservoir (16) in response to the sensor (22) detecting the tooth surface (12), and (ii) stopping or disabling the gating of the fluid dispenser to stop or disable a dispensing of the teeth whitening substance from the fluid reservoir in response to the sensor (22) detecting the other surface (14).

Abstract: A device for to aid or help patients remove dental prostheses. The dental prosthesis removal tool preferably includes a small hook, which has a rubber cover. The hook is preferably attached to a bar and a handle, which could easily fit into a patient's hand. The tool is preferably made of a strong, rust free metal, e.g. stainless steel. The handle is preferably made of a hard, processed plastic, and is strongly secured to the bar. A kit of the components is also envisioned.

Abstract: A medical or dental system with at least one first transmitting and/or receiving unit and at least one second transmitting and/or receiving unit, wherein the at least two transmitting and/or receiving units are designed for the capacitive coupling of electric signals into and/or out of a human body, so that an electric path which extends through the human body of the user and/or of the person to be treated can be established for the transmission of electric signals between the at least one first transmitting and/or receiving unit and the at least one second transmitting and/or receiving unit, in order to transmit data between the at least two transmitting and/or receiving units.

Abstract: Devices, methods, systems, and computer program products for quantifying the amount of pressure exerted on a tooth or a set of teeth by an aligner. The quantification may be facilitated by a sensor disposed in the aligner and the sensor may be configured to generate an output signal signifying the amount of pressure in response to receiving an input signal. The input signal may be generated by a detection instrument or a computing device. The amount of pressure may be stored in a treatment tracking software and/or treatment tracking database for review and consideration by a treatment professional. The treatment professional may thereafter make decisions about the orthodontic treatment based on quantified amount of pressure on the tooth or set of teeth.

Abstract: Disclosed is an orthodontic bracket. An orthodontic bracket according to an aspect of the present invention comprises a body attached to teeth, a cover linear-movably and rotatably coupled to the body, and an elastic member which applies pressure to the cover so as to keep the cover locked, wherein the cover is locked to the body while pressing a wire such that the wire is seated in the body.

Abstract: An implant-supported dental prosthesis, removal device for automatically removing the prosthesis, attachment piece for attaching the prosthesis to implants and an attachment bar for attaching the prosthesis to implants. The prosthesis comprises a compartment with a spacing member that can be actuated through a side opening by means of the device, for automatically removing the prosthesis. The device comprises a head with a first plunger configured for being introduced in the compartment and moving the first plunger in both directions to move the first plunger out when the spacer moves, causing removing the prosthesis, and when the first plunger moves in the opposite direction the head is extracted from the compartment. The attachment piece and bar for attaching the prosthesis respectively comprise a projection and a step to make it easier to remove the prosthesis.

Abstract: An orthodontic device and method to treat maxillary deficiencies by expanding the upper palate of a patient is provided. The device and method do not require any engagement with teeth of the patient.

Abstract: The invention provides a dental curing device comprising a light source having a wavelength capable of inducing polymerization of a photopolymer, and a noncontact thermal detector in alignment with said light source and capable of measuring the temperature or temperature change of the photopolymer upon polymerization.

Abstract: A mixing applicator for mixing a fluid substance with a solid substance to obtain a resulting substance having a desired consistency, comprises: two valves slidably displaceable within a hollow elongated barrel and sequentially arranged along a longitudinal axis, the valves having a third cross-sectional shape being complementary to a first cross sectional shape, thereby providing fluid-tight engagement within the first cross-sectional shape, the third cross-sectional shape being mismatched with a second cross-sectional shape to form a mismatch zone along a length of a chamber, the mismatch zone allowing fluid flow around the valves, thereby to allow the two valves to effect mixing of the fluid substance with the solid substance and subsequently to remove excess fluid to obtain the resulting substance having the desired consistency.

Abstract: A mouthpiece for inserting and securing a push-in-type dental implant in a jawbone bore hole or a natural extraction socket of a patient, related systems, and methods of designing and manufacturing a mouthpiece are disclosed. The mouthpiece can include a first interface to engage with an occlusal portion of the dental implant and at least a second interface to engage with occlusal surfaces of the opponent crowns so that the mouthpiece is operable to securely insert the dental implant into the jawbone bore hole or extraction socket of the patient when an upper jawbone and lower jawbone of a patient are brought together.

Abstract: There is provided an endodontic apical plug including a wall, an open base and a closed tip, wherein the wall defines a longitudinal cavity extending from the open base of the plug to the closed tip of the plug. A width of the longitudinal cavity is greater at the open base of the plug and narrower towards the closed tip of the plug, the longitudinal cavity being configured to accept an injection tube connected to the injection device for filling the plug towards a root of a tooth. The longitudinal cavity comprises at least one lateral longitudinal opening in the wall of the plug, the at least one lateral opening being configured to, in use, enable a tooth filling material to pass through the at least one longitudinal opening and into a tooth.

Abstract: A modular dental system, methods for controlling a modular dental tool, a dental system, a control module, and a treatment unit. In one embodiment, the modular dental system includes a modular dental system including a control module and a battery module. The control module includes a first end, a second end, a control sub-system, and a charging sub-system. The control sub-system is configured to communicatively couple to an attachment, detect an attachment identifier associated with the attachment when the attachment is removably attached to the first end of the control module, and control the attachment based on the attachment identifier. The battery module is configured to removably attach to the second end of the control module.

Abstract: Provided is an implant unit. The implant unit includes a fixture, which is assembled to an alveolar bone and includes a long hole formed in the depth-wise direction and having an opening on the top of the fixture; an intermediate structure, which is inserted to the long hole via the opening of the fixture; and an abutment assembled to the intermediate structure, wherein a first structure for coupling the fixture to the intermediate structure is formed on the inner surface of the fixture.

Abstract: The present invention relates to an endosseous implant assembly adapted for treatment of peri-implantitis. The implant assembly comprises an implant core body configured to receive and couple with implant insert structures that potentially facilitate treatment of peri-implantitis.

Abstract: Embodiments disclosed herein describe systems and methods for a dental device that is configured to be worn on a user's finger, and inserted into the mouth of a patient. The dental device may be comprised of rigid and/or semi-rigid materials, wherein when dental device is inserted between an upper set and lower set of the patient's teeth, the dental device may maintain the patient's mouth in an open position.

Abstract: Implants for anchoring within bone are provided herein. An implant may include at least one thread extending around a core in a plurality of turns from the coronal region to the apical region. The thread(s) has a thread outer diameter that may define a cylindrical portion, wherein the thread outer diameter remains constant for more than one turn around the core, and define a conical portion, wherein the thread outer diameter decreases at a thread diameter decrease rate in the apical direction. The thread(s) may have a plurality of notches spaced radially and longitudinally from one another. The notches may be partially notched to reflect a portion of a semi-spherical surface and partially notched to reflect a portion of a semi-cylindrical surface.

Abstract: The invention relates to a dental prosthesis system that includes a ceramic implant for osseointegration in a jaw bone with a receiving opening for a connection screw and an abutment, preferably made of a ceramic, wherein the abutment can be secured in the receiving opening of the implant by the connection screw made of fiber-reinforced thermoplastic. A screw lock includes first interlocking elements and second interlocking elements, wherein the first interlocking elements are arranged on the connection screw and the second interlocking elements are arranged in the receiving opening of the implant and/or on the abutment. When tightening or releasing the connection screw in the implant, the first interlocking elements are elastically deformed in conjunction with the second interlocking elements.

Abstract: Apparatuses and methods for monitoring the performance of an orthodontic appliance for repositioning a patient's teeth. An orthodontic appliance may include a plurality of teeth receiving cavities shaped to reposition the patient's teeth from an initial arrangement towards a target arrangement, and one or more sensors configured to determine tooth movement (based on position and/or orientation) and/or forces applied to the teeth. The sensor may be distributed between attachments and aligners that mate with the attachments.