Patents by Inventor Thomas Stieglitz
Thomas Stieglitz 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: 11957918Abstract: An implantable electrical connector arrangement electrically connects a first electrical component and a second electrical component. The connector arrangement includes a first connector having a first terminal and a first coupling electrode connected to the first terminal and a second connector having a second terminal and a second coupling electrode connected to the second terminal. The first connector and the second connector are connectable to each other such that the first terminal and the second terminal are capacitively connectable via the first coupling electrode and the second coupling electrode in a connected state. A defined separation gap is formed between the first coupling electrode and the second coupling electrode in the connected state.Type: GrantFiled: May 18, 2021Date of Patent: April 16, 2024Assignee: Albert-Ludwigs-Universität FreiburgInventors: Patrick Kiele, Cristian Pasluosta, Thomas Stieglitz
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Patent number: 11949029Abstract: A transparent multi-layer assembly includes a transparent carrier structure comprising a polymer material and an electrically conductive transparent layer comprising an electrically conductive oxide. A silicon carbide layer is arranged as an adhesion promoter between the transparent carrier structure and the electrically conductive transparent layer.Type: GrantFiled: September 20, 2021Date of Patent: April 2, 2024Assignee: Albert-Ludwigs-Universität FreiburgInventors: Max Eickenscheidt, Annette Mittnacht, Thomas Stieglitz, Marie T. Alt
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Publication number: 20240075281Abstract: An implantable electrode arrangement provides spatially-selective detection of neuronal electrical signals, which propagate along at least one nerve fiber contained in a nerve fascicle, and for selective electrical stimulation of the at least one nerve fiber, comprising a biocompatible carrier substrate, which has at least one carrier substrate region that can be placed around the nerve fascicle in a cuff and has a straight cylinder-shaped carrier substrate surface which faces the nerve fascicle in the implanted state. The carrier substrate surface has an axial extension and an extension oriented circumferentially in a direction and a first electrode arrangement attached thereto.Type: ApplicationFiled: November 8, 2023Publication date: March 7, 2024Inventors: Dennis PLACHTA, Mortimer GIEHRTMUEHLEN, Thomas STIEGLITZ, Josef ZENTNER
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Patent number: 11850419Abstract: An implantable electrode arrangement provides spatially-selective detection of neuronal electrical signals, which propagate along at least one nerve fiber contained in a nerve fascicle, and for selective electrical stimulation of the at least one nerve fiber, comprising a biocompatible carrier substrate, which has at least one carrier substrate region that can be placed around the nerve fascicle in a cuff and has a straight cylinder-shaped carrier substrate surface which faces the nerve fascicle in the implanted state. The carrier substrate surface has an axial extension and an extension oriented circumferentially in a direction and a first electrode arrangement attached thereto.Type: GrantFiled: October 7, 2015Date of Patent: December 26, 2023Assignee: NEUROLOOP GMBHInventors: Dennis Plachta, Mortimer Giehrtmuehlen, Thomas Stieglitz, Josef Zentner
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Patent number: 11819681Abstract: An implantable electrode arrangement includes an electrically insulating carrier structure and an electrically conductive layer including an electrically conductive thin film layer. The electrically conductive thin film layer is structured to form at least one implantable electrode. The at least one implantable electrode has a local fractalization through a self-similar structuring chosen such that a mechanical resonance of the electrode in response to electric excitation with an excitation voltage is minimized.Type: GrantFiled: October 9, 2020Date of Patent: November 21, 2023Assignee: Albert-Ludwigs-Universität FreiburgInventors: Jennifer Schulte, Thomas Stieglitz, Max Eickenscheidt
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Patent number: 11785716Abstract: An implantable electrical connecting device includes a first elastic multi-ply layer and a second elastic multi-ply layer. The first elastic multi-ply layer has a first electrically conductive layer and a plurality of first electrical contacts electrically conductively connected to the first electrically conductive layer of the first elastic multi-ply layer. The second elastic multi-ply layer has a first electrically conductive layer and a plurality of second electrical contacts electrically conductively connected to the first electrically conductive layer of the second elastic multi-ply layer. The second electrical contacts make contact with the first electrical contacts.Type: GrantFiled: May 20, 2021Date of Patent: October 10, 2023Assignee: Albert-Ludwigs-Universität FreiburgInventors: Patrick Kiele, Eva Singler, Thomas Stieglitz, Juan Sebastian Ordonez
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Publication number: 20220313108Abstract: An implantable array, such as an electrode array, is provided. The array is suitable for being placed in anatomic tissue of a human or animal body, and has a structure for referencing predefined distinct points of the implantable electrode array in magnetic resonance images. A structure is arranged in a predefined portion of the implantable array, where the structure has multiple patterns, each pattern having a predefined form and formed from a material having a magnetic susceptibility which is different from the magnetic susceptibility of the anatomic tissue surrounding the implantable array when placed in the human or animal body. Each pattern is in a predefined spatial relationship with one of the predefined distinct points.Type: ApplicationFiled: June 20, 2022Publication date: October 6, 2022Inventors: Johannes ERHARDT, Martin SCHUETTLER, Thomas STIEGLITZ, Michael BOCK
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Publication number: 20220317211Abstract: An implantable array suitable for being placed in anatomic tissue of a human or animal body is provided. The implantable array has a substrate and a reference structure, the reference structure being formed by a number of notches arranged in at least one outer edge of the substrate, the reference structure defines a spatial relationship with predefined points of the array.Type: ApplicationFiled: June 20, 2022Publication date: October 6, 2022Inventors: Johannes ERHARDT, Martin SCHUETTLER, Thomas STIEGLITZ
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Publication number: 20220110568Abstract: A flexible implantable electrode arrangement includes an electrically insulating carrier structure of a first polymer material, an electrically conductive layer, and an electrically insulating cover layer of a second polymer material. The electrically conductive layer includes an electrically conductive carbon fiber layer. The electrically conductive layer integrally forms an implantable electrode, a conductor track connected to the implantable electrode, and a contact pad. The electrically insulating cover layer at least partially covers the electrically conductive layer.Type: ApplicationFiled: October 26, 2021Publication date: April 14, 2022Applicant: Albert-Ludwigs-Universitat FreiburgInventors: Thomas Stieglitz, Calogero Gueli, Maria Vomero, Swati Sharma
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Patent number: 11224749Abstract: An implantable assembly is described for acquisition of neuronal electrical signals at a selected location which propagate along at least one nerve fiber contained in a nerve fiber bundle, as well as for selective electrical stimulation of the at least one nerve fiber, having: an implantable electrode assembly (E) which is disposed on a biocompatible support substrate which can be positioned around the nerve fiber bundle in a cuff.Type: GrantFiled: January 15, 2020Date of Patent: January 18, 2022Assignee: NEUROLOOP GMBHInventors: Dennis Plachta, Mortimer Giehrtmuehlen, Thomas Stieglitz, Josef Zentner
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Publication number: 20220005962Abstract: A transparent multi-layer assembly includes a transparent carrier structure comprising a polymer material and an electrically conductive transparent layer comprising an electrically conductive oxide. A silicon carbide layer is arranged as an adhesion promoter between the transparent carrier structure and the electrically conductive transparent layer.Type: ApplicationFiled: September 20, 2021Publication date: January 6, 2022Applicant: Albert-Ludwigs-Universitat FreiburgInventors: Max Eickenscheidt, Annette Mittnacht, Thomas Stieglitz, Marie T. Alt
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Publication number: 20210346703Abstract: An adjustment aid includes a first adjustment electrode assembly having an excitation electrode and an evaluation electrode, a second adjustment electrode assembly having a reception electrode and a transmission electrode, and a control and evaluation circuit connected to the first adjustment electrode assembly. The first adjustment electrode assembly is arranged on the first component. The second adjustment electrode assembly is arranged on the second component. The control and evaluation circuit supplies the excitation electrode with an excitation signal and taps a measurement signal at the evaluation electrode. The measurement signal depends on a degree of overlap between the first adjustment electrode assembly and the second adjustment electrode assembly.Type: ApplicationFiled: July 22, 2021Publication date: November 11, 2021Applicant: Albert-Ludwigs-Univeristat FreiburgInventors: Patrick Kiele, Alina Kohler, Cristian Pasluosta, Thomas Stieglitz
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Patent number: 11123000Abstract: A biocompatible recording system includes a number of input channels for acquiring electronic information from the neural system of a living being. The recording system includes a preamplifier and further amplifier stages. An input of a second amplifier stage is coupled to an output of the preamplifier. A low-pass filter having a capacitance multiplier is connected to the second amplifier stage. The preamplifier of the recording system is designed using P-MOS technology.Type: GrantFiled: February 22, 2017Date of Patent: September 21, 2021Assignee: NEUROLOOP GMBHInventors: Matthias Kuhl, Yiannos Manoli, Dennis Plachta, Thomas Stieglitz, Oscar Cota
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Publication number: 20210268292Abstract: An implantable electrical connector arrangement electrically connects a first electrical component and a second electrical component. The connector arrangement includes a first connector having a first terminal and a first coupling electrode connected to the first terminal and a second connector having a second terminal and a second coupling electrode connected to the second terminal. The first connector and the second connector are connectable to each other such that the first terminal and the second terminal are capacitively connectable via the first coupling electrode and the second coupling electrode in a connected state. A defined separation gap is formed between the first coupling electrode and the second coupling electrode in the connected state.Type: ApplicationFiled: May 18, 2021Publication date: September 2, 2021Applicant: Albert-Ludwigs-Universität FreiburgInventors: Patrick Kiele, Cristian Pasluosta, Thomas Stieglitz
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Publication number: 20210274654Abstract: An implantable electrical connecting device includes a first elastic multi-ply layer and a second elastic multi-ply layer. The first elastic multi-ply layer has a first electrically conductive layer and a plurality of first electrical contacts electrically conductively connected to the first electrically conductive layer of the first elastic multi-ply layer. The second elastic multi-ply layer has a first electrically conductive layer and a plurality of second electrical contacts electrically conductively connected to the first electrically conductive layer of the second elastic multi-ply layer. The second electrical contacts make contact with the first electrical contacts.Type: ApplicationFiled: May 20, 2021Publication date: September 2, 2021Applicant: Albert-Ludwigs-Universität FreiburgInventors: Patrick Kiele, Eva Singler, Thomas Stieglitz, Juan Sebastian Ordonez
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Publication number: 20210106814Abstract: An implantable electrode arrangement includes an electrically insulating carrier structure and an electrically conductive layer including an electrically conductive thin film layer. The electrically conductive thin film layer is structured to form at least one implantable electrode. The at least one implantable electrode has a local fractalization through a self-similar structuring chosen such that a mechanical resonance of the electrode in response to electric excitation with an excitation voltage is minimized.Type: ApplicationFiled: October 9, 2020Publication date: April 15, 2021Applicant: Albert-Ludwigs-Universität FreiburgInventors: Jennifer Schulte, Thomas Stieglitz, Max Eickenscheidt
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Patent number: 10962469Abstract: A miniaturized microsystem device including at least one of electrical, optical and mechanical components in a hermetically or non-hermetically sealed housing with respect to air humidity or encapsulated, which contains a desiccant. The humidity-dependent lifetime of the arrangement is determined by measuring the absorptivity of the desiccant.Type: GrantFiled: September 8, 2017Date of Patent: March 30, 2021Assignee: ALBERT-LUDWIGS-UNIVERSITÄT FREIBURGInventors: Linda Rudmann, Michael Langenmair, Juan Sebastian Ordonez, Thomas Stieglitz
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Patent number: 10898092Abstract: An implantable cuff electrode having a flexible cuff in form of a tube having a longitudinal slot, wherein the longitudinal slot defines a first edge and a second edge on the cuff, wherein a first lip is arranged at the first edge of the longitudinal slot, and a second lip is arranged at the second edge of the longitudinal slot, and wherein the longitudinal slot can be sealed by the first lip and the second lip in that the first lip and the second lip extend at least partially on the cuff jacket of the cuff one lying on top of the other, and the second lip holds the first lip in position by means of a surface pressure onto the cuff jacket.Type: GrantFiled: August 27, 2018Date of Patent: January 26, 2021Assignee: CorTec GmbHInventors: Martin Schüttler, Juan Sebastian Ordonez, Jörn Rickert, Thomas Stieglitz
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Publication number: 20200147394Abstract: An implantable assembly is described for acquisition of neuronal electrical signals at a selected location which propagate along at least one nerve fiber contained in a nerve fiber bundle, as well as for selective electrical stimulation of the at least one nerve fiber, having: an implantable electrode assembly (E) which is disposed on a biocompatible support substrate which can be positioned around the nerve fiber bundle in a cuff, which has a cylindrical support substrate surface (i) which in the implanted condition is orientated facing the nerve fiber bundle, on which a first electrode assembly for locationally selective acquisition of the neuronal electrical signals and selective electrical stimulation of the at least one nerve fiber, and on which a second electrode assembly is disposed to record an ECG signal, and an analysis and control unit (A/S) which can be electrically conductively connected or is connected to the implantable electrode assembly (E), in which the locationally selective acquired neuronType: ApplicationFiled: January 15, 2020Publication date: May 14, 2020Inventors: Dennis PLACHTA, Mortimer GIEHRTMUEHLEN, Thomas STIEGLITZ, Josef ZENTNER
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Patent number: 10569085Abstract: The invention is an implantable electrode configuration having a carrier substrate of a biocompatible polymer in at least some areas and a freely accessible electrode surface applied to the carrier substrate or integrated into the carrier substrate on the carrier substrate surface in at least some areas is described and a method for producing the implantable electrode configuration. The electrode has a metallic base plate having a planar top side and bottom side, including at least one structural element protruding orthogonally from the top side. The planar surface of the metallic base plate is oriented parallel to the carrier substrate surface and the metallic base plate is enclosed by the biocompatible polymer, except for a first surface area of the at least one structural element which faces the carrier substrate surface and is the freely accessible electrode surface.Type: GrantFiled: October 7, 2015Date of Patent: February 25, 2020Assignee: Neuroloop GmbHInventors: Dennis Plachta, Mortimer Giehrtmuehlen, Thomas Stieglitz, Josef Zentner