Patents Assigned to Universitat Zurich
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Publication number: 20200275935Abstract: An occluder device (20) for occluding a cardiovascular defect or a gap between a medical device and adjacent body tissue comprises:—a compliant balloon (5) defining a fluid-tight balloon chamber and provided with a balloon channel (7) forming a longitudinal passage from a proximal side (B2) to a distal side (B1) of the balloon; —a tip element (10) disposed at the distal side of the balloon, a base element (4) disposed at the proximal side of the balloon, and connecting means comprising at least one connecting stmt (9) attached to the tip element and to the base element, the tip element and the base element each having a guide opening (105a, 105b) substantially coaxial to the balloon channel (7) for slidingly receiving therein a guidewire (106) for the device; —elongated actuating means disposed longitudinally slidable in the balloon channel (7), releasably connectable to the tip element (10), and longitudinally slidable with respect to the base element (4); —locking means (2, 13) for maintaining a predeterminType: ApplicationFiled: September 23, 2018Publication date: September 3, 2020Applicant: UNIVERSITÄT ZÜRICHInventors: Francesco MAISANO, Andrea GUIDOTTI, Idan TOBIS, David ZARBATANY
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Patent number: 10730911Abstract: Novel backbone-cyclized peptidomimetics of the general formula cyclo[-P1-P2-P3-P4-P5-P6-P7-P8-T1-T2-]?? (I) wherein the single elements T or P are ?-amino acid residues connected in either direction which, depending on their positions in the chain, are as defined in the description and the claims, and salts thereof, have the property to modulate the GLP-1 receptor. They can be used as medicaments to treat, prevent, or delay the onset of diseases, disorders or conditions in which modulation of the human GLP-1 receptor is beneficial, such as type 2 diabetes. These backbone-cyclized peptidomimetics can be manufactured by a process which is based on a mixed solid—and solution phase synthetic strategy.Type: GrantFiled: April 6, 2016Date of Patent: August 4, 2020Assignees: UNIVERSITAT ZURICH, POLYPHOR AGInventors: Daniel Obrecht, Christian Bisang, Anatol Luther, Steffen Weinbrenner, John Anthony Robinson, Kerstin Moehle, Christian Steuer, William J. Drury, III
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Publication number: 20200234762Abstract: A differential memristive circuit includes a normaliser; a first memristor connected between first top and bottom nodes, the first memristive element having a first adjustable resistance value; a first switch connected between the first bottom node and the normaliser; a second memristor connected between a second top node and a second bottom node the second memristor having a second adjustable resistance value; a second switch connected between the second bottom node and the normaliser; and a set of voltage sources that generate voltages greater than 0V. The set of voltage sources generate a first voltage value across the first memristor and a second voltage value across the second memristor. A first output signal depends on the first adjustable resistance value, while a second output signal depends on the second adjustable resistance value. A memristive circuit net output signal is obtained as the difference between the first and second output signals.Type: ApplicationFiled: July 22, 2018Publication date: July 23, 2020Applicant: UNIVERSITÄT ZÜRICHInventors: Giacomo INDIVERI, Manu Vijayagopalan NAIR
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Publication number: 20200219267Abstract: The invention relates a method for generating a motion-corrected image for visual-inertial odometry comprising an event camera rigidly connected to an inertial measurement unit (IMU), wherein the event camera comprises pixels arranged in an image plane that are configured to output events in presence of brightness changes in a scene at the time they occur, wherein each event comprises the time at which it is recorded and a position of the respective pixel that detected the brightness change, the method comprising the steps of: Acquiring at least one set of events (S), wherein the at least one set (S) comprises a plurality of subsequent events (e); Acquiring IMU data (D) for the duration of the at least one set (S); Generating a motion-corrected image from the at least one set (S) of events (e), wherein the motion-corrected image is obtained by assigning the position (xj) of each event (ej) recorded at its corresponding event time (tj) at an estimated event camera pose (Ttj) to an adjusted event position (x?j)Type: ApplicationFiled: September 3, 2018Publication date: July 9, 2020Applicant: UNIVERSITÄT ZÜRICHInventors: Henri REBECQ, Davide SCARAMUZZA
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Patent number: 10702214Abstract: A method for monitoring and visualizing a patient's medical condition, wherein a graphical representation of the patient comprising a body having at least a torso and a head, as well as particularly two legs and two arms, is displayed using a display device, wherein said displayed graphical representation comprises at least one region which is allocated to at least one or several provided (e.g. measured and/or determined) patient monitoring quantities, and wherein the appearance of the at least one region is altered in real-time when the at least one patient monitoring quantity to which said at least one region is allocated changes.Type: GrantFiled: November 17, 2017Date of Patent: July 7, 2020Assignee: UNIVERSITÄT ZÜRICHInventors: David Tscholl, Christoph Nothiger, Patrick Neubauer
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Publication number: 20200205650Abstract: The Invention relates to a medical device (1) for oral procedures, particularly for use in oral intubation and fixation procedures, comprising at least one protective device (2) for teeth, the protective device (2) comprising the a rigid support component (3), and at least one push button (4), arranged at the support component (3), wherein each of the at least one the push button (4) comprises a rigid surface (42) that is facing towards the teeth, when the medical device (1) is applied orally, wherein the support component (3) is configured such that each of the at least one push button (4) is displaceable separately relative to the support component (3) between a first position and a second position.Type: ApplicationFiled: July 2, 2018Publication date: July 2, 2020Applicant: UNIVERSITÄT ZÜRICHInventors: Andreas SCHLICKER, Carsten SCHRÖDER, Sascha WEIDNER
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Publication number: 20200196884Abstract: The invention relates to a device for determining a parameter for the diagnostics of hydrocephalus and other disorders of intracranial pressure, wherein information about the volume elasticity is obtained from a pressure signal or another characteristic signal which contains information about the pressure or the volume composition in the skull. The characteristic parameter determined according to the invention is the ratio of the amplitude of a modulating wave in the processed characteristic signal to the amplitude of the modulated wave in the course of the pulse amplitude of the modulated wave of the processed characteristic signal.Type: ApplicationFiled: May 11, 2018Publication date: June 25, 2020Applicant: UNIVERSITÄT ZÜRICHInventors: Andreas SPIEGELBERG, Vartan KURTCUOGLU
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Publication number: 20200171227Abstract: An implantable pump system can deliver blood within the body of a patient, with a blood pump which delivers a fluid in an axial direction. The blood pump can include a rotatingly drivable rotor as well as a pump casing surrounding the rotor, as well as a support tube, in which the pump casing is arranged and held, wherein an annular gap is formed between the support tube and the pump casing. An almost physiological blood flow is rendered possible in this manner, by way of the combination of a flow through the pump casing on the one hand, and the annular gap on the other hand.Type: ApplicationFiled: November 4, 2019Publication date: June 4, 2020Applicants: Berlin Heart GmbH, Universität ZürichInventors: Ulrich Tim Opfermann, Andreas Arndt, Volkmar Falk
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Patent number: 10655145Abstract: The invention relates to an infectious arenavirus particle that is engineered to contain a genome with the ability to amplify and express its genetic information in infected cells but unable to produce further infectious progeny particles in normal, not genetically engineered cells. One or more of the four arenavirus open reading frames glycoprotein (GP), nucleoprotein (NP), matrix protein Z and RNA-dependent RNA polymerase L are removed or mutated to prevent replication in normal cells but still allowing gene expression in arenavirus vector-infected cells, and foreign genes coding for an antigen or other protein of interest or nucleic acids modulating host gene expression are expressed under control of the arenavirus promoters, internal ribosome entry sites or under control of regulatory elements that can be read by the viral RNA-dependent RNA polymerase, cellular RNA polymerase I, RNA polymerase II or RNA polymerase III.Type: GrantFiled: March 21, 2018Date of Patent: May 19, 2020Assignee: UNIVERSITÄT ZÜRICHInventors: Daniel D. Pinschewer, Lukas Flatz, Andreas Bergthaler, Rolf Zinkernagel
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Publication number: 20200111220Abstract: The invention relates to computation of optical flow using event-based vision sensors.Type: ApplicationFiled: May 29, 2018Publication date: April 9, 2020Applicant: UNIVERSITÄT ZÜRICHInventors: Tobias DELBRUCK, Min LIU
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Publication number: 20200062793Abstract: The invention relates to derivatives of apramycin-based aminoglycoside antibacterial drugs modified in positions C5 and/or C6 and O5 and/or O6. The modifications impart favourable properties regarding increased selectivity and retention of activity in the presence of resistance determinants of the AAC(3) class. The invention further relates to said compounds for use in the therapy of bacterial infection by systemic administration, especially in instances where the infection is caused by a pathogen comprising a resistance determinant of the AAC(3) class, in particular AAC(3)-IV.Type: ApplicationFiled: May 1, 2018Publication date: February 27, 2020Applicants: WAYNE STATE UNIVERSITY, UNIVERSITAT ZURICHInventors: Erik C. BOTTGER, Sven N. HOBBIE, Andrea VASELLA, David CRICH, Amr SONOUSI, Takayuki KATO, Jonathan QUIRKE, Parasuraman RAJASEKARAN, Vikram Ashok SARPE
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Publication number: 20200054793Abstract: The invention relates to a method for preparing a polymer scaffold that comprises the steps of providing a piece of a fabric of filaments of a first biodegradable or biocompatible polymer, applying a coating of a second polymer to said arrangement of filaments, and stretching the piece along its axis of longitudinal extension, thereby obtaining an aligned microfibrillar scaffold. The invention further relates to a method for providing an artificial tissue, and to a microfibrillar scaffold of aligned filaments obtained by the method of the invention.Type: ApplicationFiled: October 27, 2017Publication date: February 20, 2020Applicants: ETH ZÜRICH, UNIVERSITÄT ZÜRICHInventors: Simon Philipp HOERSTRUP, Seyedvahid HOSSEINI, Viola VOGEL
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Patent number: 10562933Abstract: Template-fixed ?-hairpin peptidomimetics of the general formulae wherein Z is a chain of 11 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid) are Gly, or Pro, or Pro(4NHCOPhe), or of certain types which, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have the property to inhibit proteases, in particular serine proteases, especially Cathepsin G or Elastase or Tryptase. These ?-hairpin peptidomimetics can be manufactured by processes which are based on a mixed solid- and solution phase synthetic strategy.Type: GrantFiled: September 13, 2018Date of Patent: February 18, 2020Assignees: POLYPHOR LTD., UNIVERSITAT ZURICHInventors: Steven J. Demarco, Kerstin Moehle, Heiko Henze, Odile Sellier, Francoise Jung, Frank Gombert, Daniel Obrecht, Christian Ludin
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Patent number: 10564230Abstract: A magnetic field probe, particularly for magnetic resonance applications, comprises: —a detector liquid that exhibits a nuclear magnetic resonance (NMR) line characterized by a chemical shift ?; —an electrically conductive structure surrounding the detector liquid for receiving therefrom a magnetic resonance signal; and —a container containing the detector liquid; —the detector liquid containing paramagnetic dopant means dissolved therein; —said NMR transition having an observable resonance frequency ? when the field probe is placed in an external magnetic field; and has orientation means for orienting the field probe in relation to a reference direction of said external magnetic field.Type: GrantFiled: May 16, 2016Date of Patent: February 18, 2020Assignees: Eidgenossische Technische Hochschule (ETH), Universitat ZurichInventors: Simon Gross, Christoph Barmet
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Patent number: 10556003Abstract: The present invention relates to compositions, immunogenic or vaccine compositions and pharmaceutical compositions for the prevention or treatment of insect bite hypersensitivity of equine mammals, preferably of horses. Furthermore, the invention provides methods for preventing or treating insect bite hypersensitivity of equine mammals, preferably of horses.Type: GrantFiled: September 7, 2016Date of Patent: February 11, 2020Assignee: UNIVERSITÄT ZÜRICHInventors: Antonia Fettelschoss, Martin Bachmann
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Patent number: 10470850Abstract: The invention relates to a sleeve (1) for providing a dental implant (2) with a disinfectable surface (100b), wherein the sleeve (1) is configured to be attached to an end or coronal region (20) of a dental implant (2), wherein the sleeve (1) comprises a through hole (101) encompassed by the sleeve (2) which through hole (101) is adapted to receive said end region (20) of the dental implant (2), wherein said through hole (101) is delimited by an inside (100a) of the sleeve which faces said through hole (101), and wherein the sleeve (1) comprises an outside (100b) facing away from said inside (100a), which outside (100b) forms said disinfectable or sterilizable surface (100b). Further, the invention relates to an arrangement of the sleeve on a dental implant as well as to a method for arranging the sleeve on a dental implant.Type: GrantFiled: June 18, 2016Date of Patent: November 12, 2019Assignee: UNIVERSITAT ZURICHInventor: Patrick Schmidlin
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Patent number: 10425063Abstract: A band-pass filter is described comprising a first first-order filter stage comprising a first resistor characterized by a first impedance and connected to a first node, referred to as a filter input node, and, through a second node to a first reactive component connected to a third node, the first impedance being such that a first current therethrough is dependent on the difference between the voltages at the first and second nodes; and a second first-order filter stage comprising a second resistor characterized by a second impedance and connected to the second node, and, through a fourth node, to a second reactive component connected to a fifth node. The second impedance is such that a second current therethrough is dependent on the negative of the sum of the voltages at the second and fourth nodes. The band-pass filter further comprises summing means for summing the voltages at the second and fourth nodes to output a voltage at a sixth node.Type: GrantFiled: January 5, 2017Date of Patent: September 24, 2019Assignee: UNIVERSITÄT ZÜRICHInventors: Minhao Yang, Shih-Chii Liu
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Publication number: 20190276819Abstract: The invention relates to a method for identifying and quantifying a polypeptide from a library of polypeptides. The method comprises the steps of: 1—providing a polypeptide library and a detection tag library, 2—generating a nested library comprising the polypeptides and the detection tags, 3—sequencing the nested library, 4—selecting a member of the nested library in one or several selection steps that are independent of a physical genotype-phenotype linkage, 5—isolating the detection tag from the selected polypeptide, 6—identifying and quantifying the detection tag by mass spectrometry, 7—obtaining the sequence of the selected polypeptide. The invention also relates to a collection of polypeptides, a collection of detection tags, and a collection of plasmid vectors.Type: ApplicationFiled: October 30, 2017Publication date: September 12, 2019Applicant: Universität ZürichInventors: Markus SEEGER, Pascal EGLOFF, Iwan ZIMMERMANN
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Publication number: 20190256587Abstract: Described herein is the use of a non-agonist ligand, particularly an antibody, specifically binding to GM-CSF or one of CD116, CD131 and the GM-CSF receptor composed of CD116 and CD131 for use in treatment of leukemia in a patient having undergone allo-HCT or in treatment of other complications arising as a consequence of hematopoietic cell transplantation from an immunologically non-identical donor.Type: ApplicationFiled: February 7, 2019Publication date: August 22, 2019Applicant: UNIVERSITAT ZURICHInventors: Burkhard Becher, Sonia Tugues
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Patent number: 10385170Abstract: The invention relates to a method, a device and a system for producing particularly a hydrogel (200) and for controlling an enzymatically catalyzed formation of a covalent bond in a solution, wherein said covalent bond is formed between a first compound (20) comprising a first moiety (21) and a second compound (22) comprising a second moiety (23), wherein the first and the second moiety (21, 23) are a substrate of an enzyme wherein said enzyme catalyzes the formation of a covalent bond between the first and the second moiety (21, 23), and wherein a voltage is applied to the solution for spatially controlling said formation, wherein said voltage is adjusted such that it induces electrolysis of said solution.Type: GrantFiled: September 29, 2014Date of Patent: August 20, 2019Assignee: UNIVERSITAT ZURICHInventors: Vincent Milleret, Benjamin R. Simona, Janos Voros, Martin Ehrbar