Patents by Inventor Sture Benzon
Sture Benzon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10004576Abstract: A dental superstructure attaching system for use with a dental implant is provided. The system comprises a longitudinal member being connectable with an implant or an implant connecting member via an at least partially curved interface area. The longitudinal member comprises a main member forming the lingual part of said longitudinal member, and a lever member forming the buccal or labial part of said longitudinal member. The longitudinal member further comprises means for urging said lever member and said main member away from each other, such that said longitudinal member is secured to said implant or implant connecting member. A dental superstructure connection device in such a system, and methods for attaching a dental superstructure to a dental implant via such a system, are also provided.Type: GrantFiled: May 16, 2012Date of Patent: June 26, 2018Assignee: Kulzer GmbHInventor: Sture Benzon
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Patent number: 10004579Abstract: A dental superstructure, and a manufacturing method thereof, comprising a screw-channel (1), through which screw-channel a screw member is to be inserted, and a screw member seat (3), for providing support to the head of said screw member during fixation of said dental superstructure to a spacer element or an implant (5), are provided. Said dental superstructure is provided with a central axis of said screw-channel (1) and a central axis of said second mouth (4) that at least partly do not coincide. A manufacturing method thereof, a screw-member, and a screwdriver are also provided.Type: GrantFiled: May 21, 2014Date of Patent: June 26, 2018Assignee: Kulzer GmbHInventors: Sture Benzon, Per Olof Leike
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Patent number: 9883929Abstract: A dental superstructure with integrated spacers including a main body and at least one integrated spacer. The superstructure is intended to be connected to the at least one osseointegrated dental implant through connection between the integrated spacer and the osseointegrated dental implant. A manufacturing method thereof is also provided.Type: GrantFiled: September 17, 2014Date of Patent: February 6, 2018Assignee: Kulzer GmbhInventor: Sture Benzon
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Patent number: 9554878Abstract: A method (30) for manufacturing a dental superstructure or part thereof is provided. The method comprises the steps of (i) making (31) a dental imprint from the mouth of a subject; (ii) mounting (32) an analog in the imprint to obtain a working model; (iii) attaching (33) a screw channel directing device (10, 20), comprising a screw channel part (11, 21) and an implant cooperating part (12, 22), said screw channel part (11, 21) being tiltable in relation to the implant cooperating part (12, 22), to the working model; (iv) tilting (34) the screw channel part (11, 21) in relation to the implant cooperating part (12, 22) into a desired angle; (v) shaping a mold creating a master superstructure or part thereof onto the screw channel directing device (10, 20); (vi) forming (37) a mold based on the master superstructure or part thereof; and (vii) casting (38) or CAD/CAM shaping of the dental superstructure or part thereof. Embodiments of screw channel directing devices are also provided.Type: GrantFiled: May 16, 2012Date of Patent: January 31, 2017Assignee: Heraeus Kulzer GmbHInventor: Sture Benzon
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Patent number: 9333057Abstract: A screw channel directing device for a dental superstructure includes a screw channel part and an implant cooperating part, the former having a screw member seat with an elongated screw hole in the proximal end. The proximal end of the screw channel part is bowl shaped, having a convex outer bottom. The implant cooperating part comprises a collar-shaped lower implant cooperating part to be connected to a dental implant and a collar-shaped upper implant cooperating part. The lower implant cooperating part and said upper implant cooperating part form a first ball joint. The upper implant cooperating part has a distal concave seat with a radius corresponding to the radius of the outer bottom surface of the screw channel part to form a second ball joint.Type: GrantFiled: July 5, 2013Date of Patent: May 10, 2016Assignee: Heraeus Kulzer Nordic ABInventor: Sture Benzon
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Patent number: 9072567Abstract: A dental superstructure attaching system for use with a dental implant includes a longitudinal member being connectable with an implant or an implant connecting member via an at least partially curved interface area. The longitudinal member includes a main member forming the lingual part of said longitudinal member, and a lever member forming the buccal or labial part of said longitudinal member. The longitudinal member includes means for urging said lever member and said main member away from each other, such that said longitudinal member is secured to said implant or implant connecting member. The system includes a casing (200) for attachment to a dental superstructure on the outer surface of the casing (200), said casing (200) having a cavity (201) for housing the longitudinal member (102), such that when urging said lever member (102b) and said main member (102a) away from each other, the longitudinal member (102) is secured in said cavity (201).Type: GrantFiled: July 5, 2013Date of Patent: July 7, 2015Assignee: Heraeus Kulzer Nordic ABInventor: Sture Benzon
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Publication number: 20150072311Abstract: A dental superstructure, and a manufacturing method thereof, comprising a screw-channel (1), through which screw-channel a screw member is to be inserted, and a screw member seat (3), for providing support to the head of said screw member during fixation of said dental superstructure to a spacer element or an implant (5), are provided. Said dental superstructure is provided with a central axis of said screw-channel (1) and a central axis of said second mouth (4) that at least partly do not coincide. A manufacturing method thereof, a screw-member, and a screwdriver are also provided.Type: ApplicationFiled: May 21, 2014Publication date: March 12, 2015Applicant: Heraeus Kulzer Nordic ABInventors: Sture BENZON, Per Olof Leike
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Publication number: 20150005918Abstract: A dental superstructure with integrated spacers including a main body and at least one integrated spacer. The superstructure is intended to be connected to the at least one osseointegrated dental implant through connection between the integrated spacer and the osseointegrated dental implant. A manufacturing method thereof is also provided.Type: ApplicationFiled: September 17, 2014Publication date: January 1, 2015Inventor: Sture BENZON
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Publication number: 20140178837Abstract: A dental superstructure attaching system for use with a dental implant is provided. The system comprises a longitudinal member being connectable with an implant or an implant connecting member via an at least partially curved interface area. The longitudinal member comprises a main member forming the lingual part of said longitudinal member, and a lever member forming the buccal or labial part of said longitudinal member. The longitudinal member further comprises means for urging said lever member and said main member away from each other, such that said longitudinal member is secured to said implant or implant connecting member. A dental superstructure connection device in such a system, and methods for attaching a dental superstructure to a dental implant via such a system, are also provided.Type: ApplicationFiled: May 16, 2012Publication date: June 26, 2014Applicant: HERAEUS DENTAL ABInventor: Sture Benzon
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Publication number: 20140154643Abstract: A method (30) for manufacturing a dental superstructure or part thereof is provided. The method comprises the steps of (i) making (31) a dental imprint from the mouth of a subject; (ii) mounting (32) an analog in the imprint to obtain a working model; (iii) attaching (33) a screw channel directing device (10, 20), comprising a screw channel part (11, 21) and an implant cooperating part (12, 22), said screw channel part (11, 21) being tiltable in relation to the implant cooperating part (12, 22), to the working model; (iv) tilting (34) the screw channel part (11, 21) in relation to the implant cooperating part (12, 22) into a desired angle; (v) shaping a mold creating a master superstructure or part thereof onto the screw channel directing device (10, 20); (vi) forming (37) a mold based on the master superstructure or part thereof; and (vii) casting (38) or CAD/CAM shaping of the dental superstructure or part thereof. Embodiments of screw channel directing devices are also provided.Type: ApplicationFiled: May 16, 2012Publication date: June 5, 2014Applicant: HERAEUS DENTAL ABInventor: Sture Benzon
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Publication number: 20140065574Abstract: A screw channel directing device (50) for a dental superstructure comprises a screw channel part (51) and an implant cooperating part (52A, B), the former having a screw member seat (54) with a screw hole in the proximal end. The proximal end of the screw channel part (51) is bowl shaped, such that the inner bottom surface has a concave shape and its outer bottom surface (55) has a convex shape. The screw hole of the screw member seat (54) is a long hole. The implant cooperating part (52A, B) comprises a collar-shaped lower implant cooperating part (52A) to be connected to a dental implant (60) and a collar-shaped upper implant cooperating part (52B). The lower implant cooperating part (52A) has a distal concave seat (58), and said upper implant cooperating part (52B) has a proximal convex bottom surface (57) with a radius corresponding to the radius of the concave seat (58) of the lower implant cooperating part (52A) to form a first ball joint (57, 58).Type: ApplicationFiled: July 5, 2013Publication date: March 6, 2014Inventor: Sture BENZON
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Publication number: 20140017631Abstract: A dental superstructure attaching system for use with a dental implant is provided. The system comprises a longitudinal member being connectable with an implant or an implant connecting member via an at least partially curved interface area. The longitudinal member comprises a main member forming the lingual part of said longitudinal member, and a lever member forming the buccal or labial part of said longitudinal member. The longitudinal member further comprises means for urging said lever member and said main member away from each other, such that said longitudinal member is secured to said implant or implant connecting member. The system further comprises a casing (200) for attachment to a dental superstructure on the outer surface of the casing (200), said casing (200) comprising a cavity (201) for housing the longitudinal member (102), such that when urging said lever member (102b) and said main member (102a) away from each other, the longitudinal member (102) is secured in said cavity (201).Type: ApplicationFiled: July 5, 2013Publication date: January 16, 2014Inventor: Sture BENZON
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Publication number: 20100304332Abstract: A dental superstructure with integrated spacers comprising a main body, wherein said superstructure is 5 intended to be connected to an osseointegrated dental implant, is provided. A manufacturing method thereof is also provided.Type: ApplicationFiled: August 22, 2007Publication date: December 2, 2010Applicant: Biomain ABInventor: Sture Benzon
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Publication number: 20100297583Abstract: A dental superstructure, and a manufacturing method thereof, comprising a screw-channel (1), through which screw-channel a screw member is to be inserted, and a screw member seat (3), for providing support to the head of said screw member during fixation of said dental superstructure to a spacer element or an implant (5), are provided. Said dental superstructure is provided with a central axis of said screw-channel (1) and a central axis of said second mouth (4) that at least partly do not coincide. A manufacturing method thereof, a screw-member, and a screwdriver are also provided.Type: ApplicationFiled: August 22, 2007Publication date: November 25, 2010Applicant: Biomain ABInventors: Sture Benzon, Per Olof Leike
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Publication number: 20100167240Abstract: A screwdriver is provided herein, comprising a handle portion (11) and a shaft portion (12), with a distal end attached to said handle portion (11) and a proximal end attached to a tip portion (13) for driving a screw member with rotation transmitted from said handle portion (11). The tip portion of the screwdriver has a substantially rounded cross-section in an axial plane, and a substantially polygonal shaped cross-section in a radial plane with at least a first and a second diagonal, extending perpendicularly to two opposite sides of the polygonal, respectively, wherein said first diagonal is greater than said second diagonal. Also, a screw member, adapted for said screwdriver, is provided.Type: ApplicationFiled: March 20, 2008Publication date: July 1, 2010Applicant: Biomain ABInventors: Sture Benzon, Per Olof Leike
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Publication number: 20100105006Abstract: An attachment system for removably securing a dental superstructure to a dental implant is provided. This attachment system has a first part, connected to, or arranged at, said dental superstructure, and a second part, connected to, or arranged at, said dental implant. These parts are removably securable to each other. An attachment device and an anchoring element that may be comprised in such a system are also provided.Type: ApplicationFiled: February 6, 2008Publication date: April 29, 2010Applicant: BIOMAIN ABInventors: Per Olof Leike, Sture Benzon