Patents by Inventor Bodo Gerold
Bodo Gerold 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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Publication number: 20140144001Abstract: An endoprosthesis, in particular an intraluminal endoprosthesis, including a tubular base body and at least one function element, the at least one function element also being tubular and being arranged on the base body in such a way that the at least one function element surrounds the base body at least partially and in at least partial areas, so that it is aligned concentrically with the base body.Type: ApplicationFiled: January 31, 2014Publication date: May 29, 2014Applicant: BIOTRONIK VI Patent AGInventors: Bodo Gerold, Dietmar Esperschidt
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Patent number: 8623097Abstract: An implant system comprising a functional implant (5, 6) that fulfills a medical function, particularly a bone implant, which is formed at least in part of a metal material that can be degraded by the body (2) of the implant wearer, as well as a control device (7) for controlling the degradation behavior of the functional implant (5, 6). The control device (7) has a counter-electrode (10) to the functional implant (5, 6), and a voltage source (8) for making available a polarization voltage (?U) between functional implant (5, 6, 15) and counter-electrode (10), to control the degradation behavior of the functional implant (5, 6).Type: GrantFiled: July 8, 2009Date of Patent: January 7, 2014Assignee: Biotronik VI Patent AGInventors: Bodo Gerold, Bjoern Klocke, Matthias Fringes
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Publication number: 20130338756Abstract: Some embodiments of the invention relate to a stent which is composed entirely or in parts of an iron alloy having the following composition (in % by weight): Cr: >12.0; Ni: 0-8.0; Co: 0-20.0; Mn: 0-20.0; N: 0.05-1.0; C 0.05-0.4; Ti: 0-3.5; Nb: 0-3.5; V: 0-3.5; Mo 0-3.5; Si: 0-3.0; Al: 0-3.0; and Cu: 0-3.0. A cumulative content of Co and Mn is 3.0-20.0% by weight. Iron and production-related impurities make up the remainder of the 100% by weight.Type: ApplicationFiled: May 21, 2013Publication date: December 19, 2013Applicant: Biotronik AGInventors: Bodo Gerold, Heinz Mueller, Peter Uggowitzer
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Publication number: 20130336836Abstract: A stent made entirely or partially of a cobalt alloy having the following composition: Co: 18.36-66.85% by weight Cr: 17.0-30.0% by weight Mn: 4.0-10.0% by weight W: 9.0-18.0% by weight Fe: 3.0-20.0% by weight C: 0.03-0.5% by weight N: 0.1-1.0% by weight Si: 0-2.0% by weight O: 0-0.05% by weight with the alloying components and production-related impurities adding up to 100% by weight and (i) a PRE value for corrosion resistance, which is derived from the weight percentages of the alloying components according to formula (1) PRE=[Cr]+1.65×[W]+30×[N]??(1) ranges between 34 and 89; and (ii) for the contents of nitrogen and carbon the following restrictions according to formula (2) and (3) apply 0.15?C+N?1.00??(2) 0.25?C+N?1.00??(3).Type: ApplicationFiled: June 10, 2013Publication date: December 19, 2013Inventor: Bodo Gerold
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Publication number: 20130338757Abstract: An embodiment of the invention relates to a cobalt-based alloy, which due to the composition exhibits twinning as the dominating deformation mechanism: Cr: 13.0 to 30.0% by weight Mn: 2.0 to 10.0% by weight W: 2.0 to 18.0% by weight Fe: 5.0 to 15.0% by weight C: 0.002 to 0.5% by weight N: 0 to 0.2% by weight Si: 0 to 2.0% by weight Ni: 0 to 5.0% by weight wherein the aforementioned alloying components and manufacturing-related impurities add up to 100% by weight, and the following restrictions according to formulas (1) and (2) apply to the contents of nitrogen and carbon, and the following restrictions according to formula (3) apply to the contents of oxygen, phosphorus and sulfur: 0.003%?C+N?0.5% weight??(1) N/C(wt. %)?1.00 for 0.07%<C<0.15% (weight)??(2) O+P+S<0.Type: ApplicationFiled: June 5, 2013Publication date: December 19, 2013Inventor: Bodo Gerold
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Publication number: 20130338758Abstract: One embodiment of the invention relates to an implant comprising a base body made of a biocorrodible magnesium alloy. The magnesium alloy contains a plurality of statistically distributed particles, comprising one or more of the elements Y, Zr, Mn, Sc, Fe, Ni, Co, W, Pt and noble earths with the atomic numbers 57 to 71, or the particles comprise alloys or compounds containing one or more of the elements mentioned. The mean distance of the particles from each other is smaller than the hundredfold mean particle diameter.Type: ApplicationFiled: February 1, 2012Publication date: December 19, 2013Inventors: Hermann Kalb, Alexander Rzany, Bodo Gerold
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Publication number: 20130304178Abstract: The present invention relates to a method for manufacturing an implant, in particular an intraluminal endoprosthesis, having a body containing metallic material, preferably iron. For controlling the degradation of the implant the method includes the following steps: (a) providing a first part of the implant body; and (b) performing heat treatment which alters the carbon content and/or the boron content and/or the nitrogen content in the structure of a near-surface boundary layer in the first part of the implant body in such a way that strain on the lattice or a lattice transformation, optionally following a subsequent mechanical load, is achieved in the near-surface boundary layer. Such an implant is also described.Type: ApplicationFiled: July 8, 2013Publication date: November 14, 2013Inventors: Ullrich Bayer, Bodo Gerold
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Publication number: 20130297006Abstract: Implant in the form of an intraluminal endoprosthesis, having a tubular body containing metallic material, optionally iron, whereby in at least a portion of the implant body the following are present in the structure of a near-surface boundary layer in comparison to the respective concentration in the remaining structure: an increased carbon content in a concentration of approximately 0.5% by weight to approximately 2% by weight; or an increased carbon and nitrogen content, wherein a concentration of carbon is approximately 0.5% by weight to approximately 7% by weight, and a concentration of nitrogen is approximately 0.5% by weight to approximately 17% by weight.Type: ApplicationFiled: July 8, 2013Publication date: November 7, 2013Inventors: Ullrich Bayer, Bodo Gerold
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Patent number: 8512483Abstract: The present invention relates to a method for manufacturing an implant, in particular an intraluminal endoprosthesis, having a body containing metallic material, preferably iron. For controlling the degradation of the implant the method includes the following steps: (a) providing a first part of the implant body; and (b) performing heat treatment which alters the carbon content and/or the boron content and/or the nitrogen content in the structure of a near-surface boundary layer in the first part of the implant body in such a way that strain on the lattice or a lattice transformation, optionally following a subsequent mechanical load, is achieved in the near-surface boundary layer. Such an implant is also described.Type: GrantFiled: July 14, 2010Date of Patent: August 20, 2013Assignee: BIOTRONIK VI Patent AGInventors: Ullrich Bayer, Bodo Gerold
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Patent number: 8425835Abstract: An endoprosthesis includes a carrier structure which contains a metallic material. The metallic material contains a magnesium alloy of the following composition: magnesium: >90%, yttrium: 3.7%-5.5%, rare earths: 1.5%-4.4% and balance: <1%.Type: GrantFiled: November 11, 2003Date of Patent: April 23, 2013Assignee: Biotronik VI Patent AGInventors: Claus Harder, Bodo Gerold, Heinz Mueller, Bernd Heublein
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Publication number: 20130041455Abstract: The present invention relates to implants made of a biodegradable magnesium alloy. The inventive implant is made in total or in parts of a biodegradable magnesium alloy comprising: Y: 0-10.0% by weight Nd: 0-4.5% by weight Gd: 0-9.0% by weight Dy: 0-8.0% by weight Ho: 0-19.0% by weight Er: 0-23.0% by weight Lu: 0-25.0% by weight Tm: 0-21.0% by weight Tb: 0-21.0% by weight Zr: 0.1-1.5% by weight Ca: 0-2.0% by weight Zn: 0-1.5% by weight In: 0-12.0% by weight Sc: 0-15.0% by weight incidental impurities up to a total of 0.3% by weight the balance being magnesium and under the condition that a) a total content of Ho, Er, Lu, Tb and Tm is more than 5.5% by weight; b) a total content of Y, Nd and Gd is more than 2% by weight; and c) a total content of all alloy compounds except magnesium is more than 8.5% by weight.Type: ApplicationFiled: March 23, 2011Publication date: February 14, 2013Inventor: Bodo Gerold
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Patent number: 8293031Abstract: A magnesium alloy, comprising: Y: 0.5-10? Zn: 0.5-6?? Ca: 0.05-1?? Mn: ??0-0.5 Ag: 0-1 Ce: 0-1 Zr: 0-1 or Si: 0-0.4, wherein the amounts are based on weight-percent of the alloy and Mg, and manufacturing-related impurities constitute the remainder of the alloy to a total of 100 weight-percent. Also disclosed is a method for manufacturing such an alloy and a biodegradable implant formed therefrom.Type: GrantFiled: July 27, 2007Date of Patent: October 23, 2012Assignee: Biotronik VI Patent AGInventors: Bodo Gerold, Heinz Mueller, Joerg Loeffler, Anja Haenzi, Peter Uggowitzer
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Patent number: 8268235Abstract: An implant consisting entirely or in part of a biocorrodible magnesium alloy having the composition Gd: 2.7-15.0 wt %, Zn: 0-0.5 wt %, Zr: 0.2-1.0 wt %, Nd: 0-4.5 wt %, Y: 0-2.0 wt %, where magnesium and impurities due to the production process account for the remainder to a total of 100 wt %.Type: GrantFiled: December 17, 2009Date of Patent: September 18, 2012Assignee: Biotronik VI Patent AGInventor: Bodo Gerold
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Publication number: 20110311456Abstract: A marker alloy foreign implant made of a biodegradable metallic material and having the composition MgxYbyMz wherein x is equal to 10-60 atomic percent; y is equal to 40-90 atomic percent; z is equal to 0-10 atomic percent; M is one or more element selected from the group consisting of Ag, Zn, Au, Ga, Pd, Pt, Al, Sn, Ca, Nd, Ba, Si, and Ge; and wherein x, y, and z, together, and including contaminants caused by production, result in 100 atomic percent.Type: ApplicationFiled: June 20, 2011Publication date: December 22, 2011Applicant: BIOTRONIK VI PATENT AGInventors: Bruno Zberg, Bodo Gerold, Joerg Loeffler
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Publication number: 20110130823Abstract: An endoprosthesis, in particular an intraluminal endoprosthesis, including a tubular base body and at least one function element, the at least one function element also being tubular and being arranged on the base body in such a way that the at least one function element surrounds the base body at least partially and in at least partial areas, so that it is aligned concentrically with the base body.Type: ApplicationFiled: November 12, 2010Publication date: June 2, 2011Applicant: BIOTRONIK VI PATENT AGInventors: Bodo Gerold, Dietmar Esperschidt
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Publication number: 20110077732Abstract: The present invention relates to a method for manufacturing an implant, in particular an intraluminal endoprosthesis, having a body containing metallic material, preferably iron. For controlling the degradation of the implant the method includes the following steps: (a) providing a first part of the implant body; and (b) performing heat treatment which alters the carbon content and/or the boron content and/or the nitrogen content in the structure of a near-surface boundary layer in the first part of the implant body in such a way that strain on the lattice or a lattice transformation, optionally following a subsequent mechanical load, is achieved in the near-surface boundary layer. Such an implant is also described.Type: ApplicationFiled: July 14, 2010Publication date: March 31, 2011Applicant: BIOTRONIK VI PATENT AGInventors: Ullrich Bayer, Bodo Gerold
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Publication number: 20110034991Abstract: An endoprosthesis, in particular, an intraluminal endoprosthesis, e.g., a stent, having a basic mesh and a functional element attached to a carrier structure, the functional element having a different material composition than the material of the basic mesh in at least a portion of its volume. The carrier structure is arranged on the basic mesh in the first essentially finger-shaped end and protrudes away from the mesh essentially like a projection. The functional element is arranged on an area of the carrier structure protruding away from the base body and at least partially surrounds the area of the carrier structure.Type: ApplicationFiled: October 12, 2010Publication date: February 10, 2011Applicant: BIOTRONIK VI PATENT AGInventors: Harald Barthel, Matthias Fringes, Bodo Gerold, Johannes Riedmueller
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Publication number: 20100198332Abstract: An implant consisting entirely or in part of a biocorrodible magnesium alloy having the composition Gd: 2.7-15.0 wt %, Zn: 0-0.5 wt %, Zr: 0.2-1.0 wt %, Nd: 0-4.5 wt %, Y: 0-2.0 wt %, where magnesium and impurities due to the production process account for the remainder to a total of 100 wt %.Type: ApplicationFiled: December 17, 2009Publication date: August 5, 2010Inventor: Bodo Gerold
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Publication number: 20100082092Abstract: An implant made in total or in parts of a biodegradable magnesium alloy consisting of Y: 2.0-6.0% by weight, Nd: 1.5-4.5% by weight, Gd: 0-4.0% by weight, Dy: 0-4.0% by weight. Er: 0-4.0% by weight, Zr: 0.1-1.0% by weight, Li:0-0.2% by weight, Al: 0-0.3% by weight, under the condition that a) a total content of Er, Gd and Dy is in the range of 0.5-4.0% by weight and b) a total content of Nd, Er, Gd and Dy is in the range of 2.0-5.5% by weight, the balance being magnesium and incidental impurities up to a total of 0.3% by weight.Type: ApplicationFiled: September 24, 2009Publication date: April 1, 2010Applicant: BIOTRONIK VI PATENT AGInventor: Bodo Gerold
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Publication number: 20100010640Abstract: An implant system comprising a functional implant (5, 6) that fulfills a medical function, particularly a bone implant, which is formed at least in part of a metal material that can be degraded by the body (2) of the implant wearer, as well as a control device (7) for controlling the degradation behavior of the functional implant (5, 6). The control device (7) has a counter-electrode (10) to the functional implant (5, 6), and a voltage source (8) for making available a polarization voltage (?U) between functional implant (5, 6, 15) and counter-electrode (10), to control the degradation behavior of the functional implant (5, 6).Type: ApplicationFiled: July 8, 2009Publication date: January 14, 2010Applicant: BIOTRONIK VI PATENT AGInventors: Bodo Gerold, Bjoern Klocke, Matthias Fringes