Abstract: The apparatus (1000) includes a housing (110), a chamber (120) disposed in the housing, at least two light emitting diodes (LEDs) (130) disposed within the housing (110), and a user interface (140) disposed on an exterior (112) of the housing. The chamber (120) is adaptable to each of an open, closed, and hermetically sealed configuration. The chamber (120) includes a material transparent to actinic radiation and light from the LEDs (130) enters the chamber from more than one direction. The user interface (140) includes a display (142) and program switches (144) configured to adjust at least three operational parameters of the apparatus. The apparatus (1000) further includes a vacuum pump (150) operatively coupled to the chamber (120). The system includes the apparatus (1000) and an article (180). An article includes layers of at least one photopolymerized crosslinked composition and a low extractable component content.

Abstract: An example removable dental appliance includes an appliance body configured to at least partially surround a plurality of teeth of a dental arch of a patient. The appliance body includes a shell shaped to engage a tooth in an initial position and a gingival ridge extending from a mesial interproximal region along a gingival edge of the shell to a distal interproximal region. The gingival ridge is configured to engage a lingual or labial surface of the tooth below a height of contour of the tooth to enable the appliance body to apply a force vector at a contact point on the tooth to cause movement of the tooth toward a desired position of the tooth when the removable dental appliance is worn by the patient.

Abstract: Systems and techniques for designing a digital dental matrix with improved interproximal contacts are disclosed including generating a digital three-dimensional model of a future dental anatomy of a patient, the future dental anatomy representing an intended shape of at least one tooth of the patient, selecting one or more pairs of adjacent teeth in the 3D model, for each selected pair of teeth, determining a location and orientation in the interproximal space of the adjacent teeth to insert a digital 3D geometry having one or more initial parameters, and inserting the digital 3D geometry at the determined location and orientation.

Abstract: The present disclosure provides a method of making an orthodontic article. The method includes (a) providing a photopolymerizable composition; (b) selectively curing the photopolymerizable composition using actinic radiation to form an article in the shape of an orthodontic article including a number of layers of at least one photopolymerized polymer; and (c) moving the article and thereby generating a mass inertial force in the uncured photopolymerizable composition. The article has a first surface, and no more than 75% of the first surface has a slope magnitude greater than 2.5 degrees. Orthodontic articles are also provided, including an orthodontic article that is prepared according to the method. Orthodontic articles having low extractable component content are further provided. The mass inertial force tends to form a coating layer of uncured photopolymerizable composition on the article, and curing the coating layer can form a surface having low slope magnitude.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient. The custom tool includes a facial mold body for a patient-specific, customized fit with the facial side of at least one tooth of the patient, wherein the facial mold body includes a restorative portion, at least one aperture aligned with a portion of a surface of a tooth to be restored and at least one door having an inner surface forming a portion of the mold cavity encompassing missing tooth structure of the tooth to be restored, wherein the door mates with the aperture; a lingual mold body for a patient-specific, customized fit with the lingual side of the tooth of the patient, wherein the lingual mold body includes a restorative portion; wherein the facial mold body and lingual mold body are configured to interlock together; and wherein the facial mold body and lingual mold body are configured to combine with the tooth of the patient to form a mold cavity encompassing missing tooth structure of at least one tooth to be restored.

Abstract: The present invention relates to a custom tool (10) for forming a dental restoration in a mouth of a patient, the custom tool comprising a mold body (12) providing for a customized fit with at least one tooth (102) of the patient, the mold body (12) including an occlusal portion forming an occlusal surface (32) corresponding with an occlusal surface of the tooth (102) or an incisal portion corresponding with an incisal surface of the tooth, a mesial proximal portion forming a mesial proximal surface (31) corresponding with a mesial proximal surface of the tooth (102), and a distal proximal portion forming a distal proximal surface (35) corresponding with a distal proximal surface of the tooth (102), wherein the mold body (12) is configured to combine with the tooth (102) of the patient to form a mold cavity encompassing missing tooth structure of the tooth (102), and wherein the occlusal or incisal portion, the mesial proximal portion, and the distal proximal portion are based on three-dimensional scan data o

Abstract: A tool for forming a dental restoration includes a mold body configured to provide a customized fit with at least one tooth of a patient. In some examples, the mold body defines an aperture configured to align with a portion of a surface of a tooth. The aperture is sufficiently large to allow placement and flow of restorative material over the desired portion of the surface of the tooth to be restored. The mold body is configured to combine with the at least one tooth of the patient to define a mold cavity encompassing at least a portion of desired tooth structure of the tooth to be restored.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient includes a one-piece mold body providing for a customized fit with at least one tooth of the patient, the one-piece mold body including an occlusal portion forming an occlusal surface corresponding with an occlusal surface of the tooth, a mesial proximal portion forming a mesial proximal surface corresponding with a mesial proximal surface of the tooth, and a distal proximal portion forming a distal proximal surface corresponding with a distal proximal surface of the tooth. The mold body is configured to combine with the tooth of the patient to form a mold cavity encompassing missing tooth structure of the tooth. The occlusal portion, the mesial proximal portion, and the distal proximal portion are based on three-dimensional scan data of the mouth of the patient.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient including a first mold body providing for a customized fit with at least one tooth of the patient, wherein the first mold body includes a portion corresponding with at least a first surface of the tooth and a first interproximal portion corresponding with a first interproximal surface of the tooth and a second interproximal portion corresponding with the second interproximal surface of the tooth, wherein the first interproximal portion of the first mold body and the second interproximal portion of the second mold body each have a patient-specific customized fit, wherein the first mold body and second mold body are configured to combine with the tooth of the patient to form a mold cavity encompassing a portion of missing tooth structure of the tooth, and wherein a first portion of the missing tooth structure includes missing interproximal tooth structure.

Abstract: The present disclosure provides a method of making an orthodontic article. The method includes (a) providing a photopolymerizable composition; (b) selectively curing the photopolymerizable composition using actinic radiation to form an article in the shape of an orthodontic article including a number of layers of at least one photopolymerized polymer; and (c) moving the article and thereby generating a mass inertial force in the uncured photopolymerizable composition. The article has a first surface, and no more than 75% of the first surface has a slope magnitude greater than 2.5 degrees. Orthodontic articles are also provided, including an orthodontic article that is prepared according to the method. Orthodontic articles having low extractable component content are further provided. The mass inertial force tends to form a coating layer of uncured photopolymerizable composition on the article, and curing the coating layer can form a surface having low slope magnitude.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient including a first mold body providing for a customized fit with at least one tooth of the patient, wherein the first mold body includes a portion corresponding with at least a first surface of the tooth and a first interproximal portion corresponding with a first interproximal surface of the tooth and a second interproximal portion corresponding with the second interproximal surface of the tooth, wherein the first interproximal portion of the first mold body and the second interproximal portion of the second mold body each have a patient-specific customized fit, wherein the first mold body and second mold body are configured to combine with the tooth of the patient to form a mold cavity encompassing a portion of missing tooth structure of the tooth, and wherein a first portion of the missing tooth structure includes missing interproximal tooth structure.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient, the custom tool comprising: a first mold body providing for a customized fit with at least three teeth of the patient, wherein the first mold body includes a first portion corresponding with at least a first surface of a first tooth and a first interproximal portion corresponding with a first interproximal surface of the first tooth and a second interproximal portion corresponding with the second interproximal surface of the first tooth, wherein the first interproximal portion and the second interproximal portion of the first tooth of the first mold body each have a patient-specific digitally engineered interproximal portion, wherein the first interproximal portion and the second interproximal portion of the second tooth of the first mold body each have a patient-specific digitally engineered interproximal portion, and wherein the first interproximal portion and the second interproximal portion of the second tooth of the first mold body e

Abstract: Systems and techniques for designing a digital dental matrix with improved interproximal contacts are disclosed including generating a digital three-dimensional model of a future dental anatomy of a patient, the future dental anatomy representing an intended shape of at least one tooth of the patient, selecting one or more pairs of adjacent teeth in the 3D model, for each selected pair of teeth, determining a location and orientation in the interproximal space of the adjacent teeth to insert a digital 3D geometry having one or more initial parameters, and inserting the digital 3D geometry at the determined location and orientation.

Abstract: Techniques are described for automating the design of dental restoration appliances using machine learning models. An example computing device receives transform information associated with a current dental anatomy of a dental restoration patient, provides the transform information associated with the current dental anatomy of the dental restoration patient as input to a machine learning model trained with transform information indicating placement of a dental appliance component with respect to one or more teeth of corresponding dental anatomies, the dental appliance being used for dental restoration treatment for the one or more teeth, and executes the machine learning model using the input to produce placement information for the dental appliance component with respect to the current dental anatomy of the dental restoration patient.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient includes a custom tool for forming a dental restoration in a mouth of a patient comprising: a mold body for a patient-specific, customized fit with the facial side and the lingual side of at least two adjacent teeth of the patient, and a flexible film, wherein the mold body is configured to combine with the flexible film to form a mold cavity encompassing missing tooth structure of at least one tooth to be restored.

Abstract: A tool for forming a dental restoration includes a mold body configured to combine with a tooth of a patient to define a mold cavity encompassing at least a portion of desired tooth structure of the tooth. In some examples, the portion of desired tooth structure defines an interproximal surface of the tooth. The mold body may include, in some examples, a base member configured to provide a customized fit with at least one tooth of the patient to attach the mold body to the at least one tooth, and an interproximal member extending from the base member and configured to be disposed between adjacent teeth of the patient when the base member is fit over the at least one tooth. The interproximal member defines a surface of the mold cavity.

Abstract: A custom tool for forming a dental restoration in a mouth of a patient includes a first mold body providing for a customized fit with at least one tooth of the patient. The first mold body includes a portion corresponding with at least a first surface of the tooth and an interproximal portion corresponding with an interproximal surface of the tooth, the interproximal portion being of unitary construction. The first mold body is configured to combine with the tooth of the patient to form a mold cavity encompassing a first portion of missing tooth structure of the tooth.

Abstract: A removable dental appliance may include an appliance body configured to at least partially surround a plurality of teeth of a dental arch of a patient. The appliance body may include a unitary material defining a shell shaped to receive at least one tooth of the patient and a spring member integrally formed with the shell. The spring member may be configured to receive an attachment. The attachment may be configured to affix to the at least one tooth. The spring member may be configured to apply a spring force to the attachment to cause at least one of a rotation, a translation, a tipping, a torqueing, an extrusion, or an intrusion of the at least one tooth toward a desired position of the tooth when the removable dental appliance is worn by the patient.

Abstract: A dental model includes a model dental arch and a plurality of model teeth. The model dental arch includes a first member including a plurality of first openings therethrough, and a second member including a plurality of second openings extending therethrough. The plurality of first openings of the first member and the plurality of second openings of the second member are aligned to each other in a one-to-one correspondence. Each model tooth from the plurality of model teeth includes a tooth portion and a connecting portion extending from the tooth portion. The tooth portion of each model tooth is at least partially and slidably received in a respective first opening from the plurality of first openings. The connecting portion of each model tooth is at least partially received in a respective second opening from the plurality of second openings and detachably retained in the respective second opening.

Abstract: A custom tool for bonding orthodontic appliances in a mouth of a patient, the custom tool comprising: a facial body for a patient-specific, customized fit with the facial side of a plurality of teeth of the patient, a lingual body for a patient-specific, customized fit with the lingual side of the plurality of the teeth of the patient, wherein the lingual body. wherein the facial body and lingual body are configured to combine with the teeth of the patient to position orthodontic appliances on the plurality of teeth.