Patents Assigned to Institut Straumann AG
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Patent number: 12109083Abstract: In one aspect, a method for manufacturing a glazed dental prosthesis includes at least the steps of: a) providing a dental prosthesis body; b) position sensitive application of a predetermined amount of a glaze composition to at least a part of the dental prosthesis body surface, wherein the glaze comprises a heat sensitive coloring indicator and wherein this step is performed one or more times; c) controlling the applied glaze amount at least at one position of the glazed dental prosthesis body surface by assessing the color intensity at that position; and d) subjecting the coated dental body to a heat treatment to form the glazed dental prosthesis, wherein the temperature in the heat treatment is larger or equal to the de-composition temperature of the heat sensitive color indicator, wherein at least 90 mol-% of the coloring indicator are transformed into the colorless leuko-form.Type: GrantFiled: March 29, 2021Date of Patent: October 8, 2024Assignee: INSTITUT STRAUMANN AGInventors: Andreas Van Ophuysen, Michael Graf
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Patent number: 12059843Abstract: An arrangement for manufacturing a plurality of orthodontic appliances in parallel, includes an additive printing machine comprising a build platform and configured for additively manufacturing a plurality of teeth models in parallel, a plurality of plates each configured for teeth model printing by the additive printing machine, whereby each plate comprises a unique machine-readable identifier and each plate is detachable and precisely fixed to the build platform, and a thermoforming machine configured for thermoforming a thermoformable material over the plurality of teeth models for receiving the plurality of orthodontic appliances.Type: GrantFiled: July 22, 2020Date of Patent: August 13, 2024Assignee: INSTITUT STRAUMANN AGInventor: Lukas Märklin
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Patent number: 12042345Abstract: A dental device is described. The dental device includes a surgical template having one or more sites for drilling osteotomies in the maxillary or mandibular jaw and a false teeth set. The surgical template and false teeth set are configured to fit together to form a denture prosthesis that can be implanted in a patient. Also described are a method for creating a surgical dental template, a method for implanting a dental prosthesis, and a method for reducing jaw bone in a patient.Type: GrantFiled: April 22, 2019Date of Patent: July 23, 2024Assignees: Institut Straumann AGInventor: Jason Watson
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Publication number: 20240058104Abstract: A ceramic dental implant for implantation into a jaw bone extending from an apical end to a coronal end. The implant has a blind bore open towards the coronal end and extends towards the apical end along a central longitudinal axis. The blind bore includes a threaded section having a base surface where a thread protrudes radially inwards. The threaded section includes a main portion, wherein the maximum thread radius remains constant along the portion length and, adjacent to the main portion, a tapered portion where the base surface tapers radially inwards from the maximum thread radius to the minimum thread radius at the apical end of the tapered portion, the tapered portion extending over an axial length greater than the thread pitch, forming a tapered thread having gradual reduction in thread depth, the tapered thread extending over more than one thread turn.Type: ApplicationFiled: November 22, 2021Publication date: February 22, 2024Applicant: INSTITUT STRAUMANN AGInventor: Christian PAATZ
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Publication number: 20240000548Abstract: A dental implant including an implant surface having at least partially a contact angle of less than 20°, the implant surface being at least partially covered by a protective layer having a keratin hydrolyzate.Type: ApplicationFiled: November 1, 2021Publication date: January 4, 2024Applicant: INSTITUT STRAUMANN AGInventors: Marta Girona ALARCON, Andac ARMUTLULU
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Patent number: 11771536Abstract: The invention relates to an additive method for producing a dental working model for an articulator, comprising the steps: additively producing a base plate for attachment to the articulator, and additively producing a dental model, wherein the base plate and the dental model are configured to be fixed to one another in a positionally secure manner. Another object of the invention is an additively produced dental working model for an articulator, comprising an additively produced base plate configured for attachment to the articulator, and an additively produced dental model, wherein the base plate and the dental model are configured to be fixed to one another in a positionally secure manner.Type: GrantFiled: April 2, 2021Date of Patent: October 3, 2023Assignee: INSTITUT STRAUMANN AGInventors: Maximilian Hoyer, Andreas Kunert, Sergej Harsch
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Patent number: 8982201Abstract: A surface mapping and generating device which has devices for the process and/or cost optimization, in particular raw material recovery devices, an automatic control of the intensity of a used laser light, devices for carrying out a calibrating procedure by evaluating overlap errors at matching points, devices for archiving especially three-dimensional data of the jaw and/or for modeling the bite position of the upper and the lower jaws, devices for the optimized preparation of at least one dental stump for the production and placement of a dental prosthesis thereon and/or devices for taking into consideration the bite position of the upper and lower jaws.Type: GrantFiled: July 7, 2011Date of Patent: March 17, 2015Assignee: Institut Straumann AGInventors: Gerhard Weber, Albert Mehl, Stephan Holzner, Wolfram Gloger
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Patent number: 8922635Abstract: A surface mapping and generating device which has devices for the process and/or cost optimization, in particular raw material recovery devices, an automatic control of the intensity of a used laser light, devices for carrying out a calibrating procedure by evaluating overlap errors at matching points, devices for archiving especially three-dimensional data of the jaw and/or for modeling the bite position of the upper and the lower jaws, devices for the optimized preparation of at least one dental stump for the production and placement of a dental prosthesis thereon and/or devices for taking into consideration the bite position of the upper and lower jaws.Type: GrantFiled: July 7, 2011Date of Patent: December 30, 2014Assignee: Institut Straumann AGInventors: Gerhard Weber, Albert Mehl, Stephan Holzner, Wolfram Gloger
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Patent number: 8408902Abstract: A material for dentures having a 3-point bending strength of at least 1300 MPa, dentures produced from said type of material, corresponding blank materials, a method for producing blanks, and a method for producing a denture part made from said material or a blank.Type: GrantFiled: June 18, 2007Date of Patent: April 2, 2013Assignee: Institut Straumann AGInventors: Stephan Holzner, Gerhard Weber
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Patent number: 8206152Abstract: Method for producing a base part of a set of artificial teeth, or a set of artificial teeth having a base part, comprising the step of forming the base part by a rapid prototyping process, e.g. 3D lithography and, in particular, 3D laser lithography. Furthermore, the invention relates to a method of establishing a data set representing the shape of a base part of a set of artificial teeth, wherein a gum area or a model thereof is scanned and/or a model of a base part is scanned and/or the shape of the base part is simulated on a computer.Type: GrantFiled: January 3, 2008Date of Patent: June 26, 2012Assignee: Institut Straumann AGInventors: Stephan Holzner, Gerhard Weber
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Publication number: 20120009541Abstract: Device for holding a model of a dental prosthesis part, such as an abutment, including a first portion in which the mode of the dental prosthesis part can be modeled on and a second portion which allows a definite position identification of the holder, as well as a device for scanning objects, such as a jaw model and/or dental models and/or saw tooth model sections, comprising a holder in which an above-mentioned device with a definite position orientation can be held and scanned. Also provided is a method of generating a digital model of a dental prosthesis part, such as an abutment, including the steps of evaluating the scan data for detecting at least one part of the shape of the dental prosthesis part and evaluation of the scan data to detect at least the position of the holder, a data carrier with instructions to carry out such a method as well as a method of manufacturing a dental prosthesis part.Type: ApplicationFiled: September 21, 2011Publication date: January 12, 2012Applicant: Institut Straumann AGInventors: Stephan HOLZNER, Gerhard Weber
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Publication number: 20110269098Abstract: A surface mapping and generating device which has devices for the process and/or cost optimization, in particular raw material recovery devices, an automatic control of the intensity of a used laser light, devices for carrying out a calibrating procedure by evaluating overlap errors at matching points, devices for archiving especially three-dimensional data of the jaw and/or for modeling the bite position of the upper and the lower jaws, devices for the optimized preparation of at least one dental stump for the production and placement of a dental prosthesis thereon and/or devices for taking into consideration the bite position of the upper and lower jaws.Type: ApplicationFiled: July 7, 2011Publication date: November 3, 2011Applicant: Institut Straumann AGInventors: Gerhard Weber, Albért Mehl, Stephan Holzner, Wolfram Gloger
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Publication number: 20110262885Abstract: A surface mapping and generating device which has devices for the process and/or cost optimization, in particular raw material recovery devices, an automatic control of the intensity of a used laser light, devices for carrying out a calibrating procedure by evaluating overlap errors at matching points, devices for archiving especially three-dimensional data of the jaw and/or for modeling the bite position of the upper and the lower jaws, devices for the optimized preparation of at least one dental stump for the production and placement of a dental prosthesis thereon and/or devices for taking into consideration the bite position of the upper and lower jaws.Type: ApplicationFiled: July 7, 2011Publication date: October 27, 2011Applicant: Institut Straumann AGInventors: Gerhard Weber, Albert Mehl, Stephan Holzner, Wolfram Gloger
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Patent number: 8026943Abstract: A surface mapping and generating device which has devices for the process and/or cost optimization, in particular raw material recovery devices, an automatic control of the intensity of a used laser light, devices for carrying out a calibrating procedure by evaluating overlap errors at matching points, devices for archiving especially three-dimensional data of the jaw and/or for modeling the bite position of the upper and the lower jaws, devices for the optimized preparation of at least one dental stump for the production and placement of a dental prosthesis thereon and/or devices for taking into consideration the bite position of the upper and lower jaws.Type: GrantFiled: February 6, 2008Date of Patent: September 27, 2011Assignee: Institut Straumann AGInventors: Gerhard Weber, Albert Mehl, Stephan Holzner, Wolfram Gloger
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Patent number: 7965860Abstract: The present invention relates to a device for scanning a split-cast model, said split-cast model covering the area of a plurality of tooth sites and comprising a plurality of model parts, said device comprising: an optical scanning system (2) for one or for a plurality of split-cast models having a scanning area (3) with a width between 5 mm and 100 mm, the scanning system being adapted to be used for acquiring first data from a survey scan covering a plurality of model parts and second data from an individual scan covering only one model part, said first and second data representing the model with different/identical resolutions and/or different/identical completeness, a memory means for storing at least said first and second data, means for 3D matching said first and second data, a base plate, and further comprising a holding device for a split-cast model and/or individual model parts, which is adapted to be arranged on said base plate.Type: GrantFiled: February 15, 2007Date of Patent: June 21, 2011Assignee: Institut Straumann AGInventors: Stephan Holzner, Gerhard Weber
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Patent number: 7960347Abstract: Enamel matrix, enamel matrix derivatives and/or enamel matrix proteins or peptides may be used as therapeutic or prophylactic agents for inducing programmed cell death (apoptosis), in particular in the treatment or prevention of cancer or malignant or benign neoplasms.Type: GrantFiled: April 14, 2010Date of Patent: June 14, 2011Assignee: Institut Straumann AGInventors: Lars Hammarstrom, Stale Petter Lyngstadaas, Stina Gestrelius
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Patent number: 7922488Abstract: A method for isolating a work object to achieve a predetermined operational objective, the method including the steps of encapsulating at least a portion of the work object in a housing in a work position so as to establish a zone of isolation relative to the portion of the work object; releasibly interconnecting the housing and the portion of the work object so as selectively to maintain said zone of isolation for a period of time sufficient to achieve the predetermined operational objective; and occluding an area proximate to the housing to resist incursion into the area during the period of time. An apparatus for isolating a work object, the apparatus including a housing having an interior dimensioned to permit the housing to be disposed in a work position with the work object received in the interior of the housing; and means for retaining the housing in the work position.Type: GrantFiled: March 31, 2003Date of Patent: April 12, 2011Assignee: Institut Straumann AGInventors: Theodore S. Falk, Thomas E. Bramanti
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Patent number: 7897180Abstract: The present invention relates to the use of a preparation of an active enamel matrix substance, such as an amelogenin, for the manufacture of a pharmaceutical composition for modulating an immune response. The composition can be used in preventing and/or treating a condition or disease in a mammal that is characterised by said mammal presenting an imbalance in its native immune response to an internal and/or external stimuli, i.e. wherein at least a part of said mammal's immune system is stimulated non-discriminatingly, reacts hypersensitively to said immunogen, or fails to react to said stimuli. Said condition can typically either be systemic or local, such as a systemic and/or post-traumatic whole-body inflammation or an autoimmune disease.Type: GrantFiled: October 7, 2009Date of Patent: March 1, 2011Assignee: Institut Straumann AGInventors: Stina Gestrelius, Petter Lyngstadaas
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Patent number: D963854Type: GrantFiled: December 7, 2020Date of Patent: September 13, 2022Assignee: Institut Straumann AGInventors: Alexander Wagner, Robin König
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Patent number: D1031040Type: GrantFiled: September 16, 2021Date of Patent: June 11, 2024Assignee: Institut Straumann AGInventor: Silvio Blumenthal