Patents by Inventor David Andreu
David Andreu 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: 20250041611Abstract: A stimulation system designed to be implanted in a person and including several distributed elements connected by a wire bus comprising an energy wire, a data wire and a reference wire.Type: ApplicationFiled: December 8, 2022Publication date: February 6, 2025Applicants: NEURINNOV, INRIA - INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE, UNIVERSITÉ DE MONTPELLIERInventors: David ANDREU, Milan DEMARCQ, David GUIRAUD
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Patent number: 12179027Abstract: An active implantable medical device including, once implanted, a module external to the patient and a module inside the patient, the external module and the internal module being intended to transfer energy and data from one to the other. Also, a method for transferring energy and data, the method being implemented by the active implantable medical device.Type: GrantFiled: September 24, 2021Date of Patent: December 31, 2024Assignees: NEURINNOV, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INRIA—INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE, UNIVERSITÉ DE MONTPELLIERInventors: David Andreu, David Guiraud, Brice Sorli, Arnaud Vena
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Publication number: 20240342481Abstract: A current switcher including: a positive supply bus and a negative supply bus; a floating-output current amplifier configured to make flow, as an output, an intermediate current dependent on a flowing setpoint current implied as an input; at least one anodic reference dipole connected between the positive supply bus and the floating-output current amplifier; at least one cathodic reference dipole connected between the floating-output current amplifier and the negative supply bus; and at least two stimulation bridges, each stimulation bridge including an anodic current source and a cathodic current source each configured to copy the intermediate current.Type: ApplicationFiled: July 29, 2022Publication date: October 17, 2024Applicants: NEURINNOV, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE - CNRS, INRIA - INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE, UNIVERSITÉ DE MONTPELLIERInventors: David GUIRAUD, David ANDREU, Milan DEMARCQ, Guy CATHEBRAS, Sami AJRAM
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Publication number: 20240335665Abstract: A neural stimulation device configured to apply neural activations including at least two interleaved sequences of current pulses, and a neurostimulation method. The device includes at least one neural electrode including at least two electrical contacts and intended to be implanted on at least one nerve; a current pulse generator connected to the at least one neural electrode via a current distributor; a storage element configured to contain a library of sequences, each sequence including a time series of current pulses associated with a configuration of electrical contacts; and a sequencer configured to apply neural activation to the at least one neural electrode, the neural activation including at least two interleaved sequences.Type: ApplicationFiled: July 29, 2022Publication date: October 10, 2024Applicants: NEURINNOV, INRIA - INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE, UNIVERSITÉ DE MONTPELLIERInventors: David GUIRAUD, David ANDREU
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Publication number: 20240059737Abstract: The present invention relates to compounds of formula (I) AA1-AA2-D-Ile-AA3-D-Met-D-Tyr-D-Ala-D-Tyr-D-Val-D- Ala-Gly-D-Ile-D-Leu-D-Lys-D-Arg-D-Trp-NH2 (I) or a pharmaceutically acceptable salts thereof, to processes for their obtention and to their therapeutic indications.Type: ApplicationFiled: October 2, 2020Publication date: February 22, 2024Inventors: Vicent CASADÓ BURILLO, Estefania MORENO GUILLEN, Rafael MALDONADO LÓPEZ, David ANDREU MARTINEZ, Maria GALLO, Leonardo PARDO CARRASCO, Miguel CASTANHO, Vera NEVES, Marco CAVACO
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Publication number: 20230364431Abstract: An active implantable medical device including, once implanted, a module external to the patient and a module inside the patient, the external module and the internal module being intended to transfer energy and data from one to the other. Also, a method for transferring energy and data, the method being implemented by the active implantable medical device.Type: ApplicationFiled: September 24, 2021Publication date: November 16, 2023Applicants: NEURINNOV, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INRIA - INSTITUT NATIONAL DE RECHERCHE EN INFORMATIQUE ET EN AUTOMATIQUE, UNIVERSITÉ DE MONTPELLIERInventors: David ANDREU, David GUIRAUD, Brice SORLI, Arnaud VENA
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Patent number: 10487117Abstract: A novel antimicrobial peptide is provided having an inhibitory effect on biofilms produced by biofilm-forming bacteria. The peptide is effective against wide range bacterial targets; generates no antimicrobial resistance; agglutinates bacteria cells enhancing the pathogen removal at the infectious focus; promotes biofilm eradication and prevents biofilm development. Compositions comprising the peptide are provided to treat and prevent infectious diseases, and for other uses such as the disinfection of medical and surgical materials.Type: GrantFiled: July 28, 2016Date of Patent: November 26, 2019Assignees: UNIVERSITAT AUTONOMA DE BARCELONA, UNIVERSITAT POMPEU FABRAInventors: Ester Boix Borrás, Marc Torrent Burgas, David Andreu
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Publication number: 20180222943Abstract: A novel antimicrobial peptide is provided having an inhibitory effect on biofilms produced by biofilm-forming bacteria. The peptide is effective against wide range bacterial targets; generates no antimicrobial resistance; agglutinates bacteria cells enhancing the pathogen removal at the infectious focus; promotes biofilm eradication and prevents biofilm development. Compositions comprising the peptide are provided to treat and prevent infectious diseases, and for other uses such as the disinfection of medical and surgical materials.Type: ApplicationFiled: July 28, 2016Publication date: August 9, 2018Applicants: UNIVERSITAT AUTONOMA DE BARCELONA, UNIVERSITAT POMPEU FABRAInventors: Ester BOIX BORRÁS, Marc TORRENT BURGAS, David ANDREU
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Patent number: 9855428Abstract: A device includes a pulse generator coupled to a neurostimulation lead placed around the nerve and a set of electrodes individually connected to the generator by a splitter circuit controlled to preferentially stimulate certain regions of the nerve relative to other regions. The device performing an iterative search of an optimal configuration operating by selection of a plurality of different stimulation configurations, storing of a cardiac physiological parameter measured for each selected stimulation configuration, and designation as optimal stimulation configuration of the one of said selected different stimulation configurations, depending on at least the stored values of the physiological parameter measured for different electrode configurations.Type: GrantFiled: July 29, 2016Date of Patent: January 2, 2018Assignees: SORIN CRM SAS, INRIA—Institut National de Recherche en Informatique et en AutomatiqueInventors: Christine Henry, Laure Laporte-Duchemin, David Andreu, Christine Azevedo-Coste, David Guiraud, Pawel Maciejasz, Olivier Rossel
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Publication number: 20170304621Abstract: A method for stimulating vagal neurons as demonstrated by generation of action potentials on these same neurons, wherein electrical pulse trains are periodically applied to electrodes implanted on the anterior and posterior vagus nerve at an entrance of a diaphragm, wherein each electrical pulse train is formed by a plurality of monophasic pulses having a frequency of at least 13.0 kHz.Type: ApplicationFiled: September 23, 2015Publication date: October 26, 2017Inventors: Charles-Henri Malbert, Jean-Louis Divoux, David Guiraud, David Andreu
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Publication number: 20160331975Abstract: A device includes a pulse generator coupled to a neurostimulation lead placed around the nerve and a set of electrodes individually connected to the generator by a splitter circuit controlled to preferentially stimulate certain regions of the nerve relative to other regions. The device performing an iterative search of an optimal configuration operating by selection of a plurality of different stimulation configurations, storing of a cardiac physiological parameter measured for each selected stimulation configuration, and designation as optimal stimulation configuration of the one of said selected different stimulation configurations, depending on at least the stored values of the physiological parameter measured for different electrode configurations.Type: ApplicationFiled: July 29, 2016Publication date: November 17, 2016Applicants: SORIN CRM SAS, INRIA- Institut National de Recherche en Informatique et en AutomatiqueInventors: Christine Henry, Laure Laporte-Duchemin, David Andreu, Christine Azevedo-Coste, David Guiraud, Pawel Maciejasz, Olivier Rossel
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Patent number: 9403012Abstract: A device includes a pulse generator coupled to a neurostimulation lead placed around the nerve and a set of electrodes individually connected to the generator by a splitter circuit controlled to preferentially stimulate certain regions of the nerve relative to other regions. The device performing an iterative search of an optimal configuration operating by selection of a plurality of different stimulation configurations, storing of a cardiac physiological parameter measured for each selected stimulation configuration, and designation as optimal stimulation configuration of the one of said selected different stimulation configurations, depending on at least the stored values of the physiological parameter measured for different electrode configurations.Type: GrantFiled: May 15, 2015Date of Patent: August 2, 2016Assignee: SORIN CRM SASInventors: Christine Henry, Laure Laporte-Duchemin, David Andreu, Christine Azevedo-Coste, David Guiraud, Pawel Maciejasz, Olivier Rossel
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Publication number: 20150328464Abstract: A device includes a pulse generator coupled to a neurostimulation lead placed around the nerve and a set of electrodes individually connected to the generator by a splitter circuit controlled to preferentially stimulate certain regions of the nerve relative to other regions. The device performing an iterative search of an optimal configuration operating by selection of a plurality of different stimulation configurations, storing of a cardiac physiological parameter measured for each selected stimulation configuration, and designation as optimal stimulation configuration of the one of said selected different stimulation configurations, depending on at least the stored values of the physiological parameter measured for different electrode configurations.Type: ApplicationFiled: May 15, 2015Publication date: November 19, 2015Inventors: Christine Henry, Laure Laporte-Duchemin, David Andreu, Christine Azevedo-Coste, David Guiraud, Pawel Maciejasz, Olivier Rossel
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Patent number: 8792835Abstract: A system and method for wirelessly testing integrated circuits provides a multiple layer interface to wirelessly test integrated circuits. A wireless testing structure for an integrated circuit comprises a wireless transceiver and a wireless test interface. The wireless transceiver is configured to receive test information from a tester and transmit test result information to the tester. The wireless test interface is configured to interface between the wireless transceiver and the integrated circuit. The wireless test interface comprises a media access controller and a test control block. The media access controller is configured to implement a media access control protocol for wireless communication. The test control block is configured to decode test information received from the tester, to trigger a test of the integrated circuit in response to the decoded test information, and to encode test result information that is generated by the integrated circuit in response to the test.Type: GrantFiled: September 22, 2009Date of Patent: July 29, 2014Assignee: Centre National de la Recherche ScientifiqueInventors: David Andreu, Philippe Cauvet, Marie-Lise Flottes, Ziad Noun, Serge Bernard
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Patent number: 8738146Abstract: A control device implantable in a human body—includes a control unit and at least one electrode, said control unit being connected to each electrode to control stimulation and/or measurement thereof. The control unit includes: a timing dock; a memory storing configuration data defined to enable configuration of each electrode correlated with identifiers; a memory storing program data describing a time profile correlated with identifiers; an executor activatable to send each electrode electric pulses corresponding to a predetermined program according to a predetermined electrode configuration, according to the clock; a sequencer arranged to receive an ordered plurality of pairs, each including an electrode configuration identifier and a program identifier, and selectively to activate the executor with the electrode and program configuration pairs denoted by the pairs of identifiers received as an input, according to the order thereof and the clock.Type: GrantFiled: April 15, 2011Date of Patent: May 27, 2014Assignees: Inria Institut National de Recherche en Informatique et en Automatique, Obelia, Centre National de la Recherche Scientifique (C.N.R.S)Inventors: David Guiraud, David Andreu, Guy Charvin, Jean-Louis Divoux
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Publication number: 20130110200Abstract: A control device implantable in a human body—includes a control unit and at least one electrode, said control unit being connected to each electrode to control stimulation and/or measurement thereof. The control unit includes: a timing dock; a memory storing configuration data defined to enable configuration of each electrode correlated with identifiers; a memory storing program data describing a time profile correlated with identifiers; an executor activatable to send each electrode electric pulses corresponding to a predetermined program according to a predetermined electrode configuration, according to the clock; a sequencer arranged to receive an ordered plurality of pairs, each including an electrode configuration identifier and a program identifier, and selectively to activate the executor with the electrode and program configuration pairs denoted by the pairs of identifiers received as an input, according to the order thereof and the clock.Type: ApplicationFiled: April 15, 2011Publication date: May 2, 2013Applicants: Inria Institut National de Recherche en Informatique et an Automatique, Centre National de la Recherche, Obelia, Universite Montpellier 2 Sciences et TechniquesInventors: David Guiraud, David Andreu, Guy Charvin, Jean-Louis Divoux
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Publication number: 20110244814Abstract: A system and method for wirelessly testing integrated circuits provides a multiple layer interface to wirelessly test integrated circuits. A wireless testing structure for an integrated circuit comprises a wireless transceiver and a wireless test interface. The wireless transceiver is configured to receive test information from a tester and transmit test result information to the tester. The wireless test interface is configured to interface between the wireless transceiver and the integrated circuit. The wireless test interface comprises a media access controller and a test control block. The media access controller is configured to implement a media access control protocol for wireless communication. The test control block is configured to decode test information received from the tester, to trigger a test of the integrated circuit in response to the decoded test information, and to encode test result information that is generated by the integrated circuit in response to the test.Type: ApplicationFiled: September 22, 2009Publication date: October 6, 2011Applicant: Centre National de la Recherche Scientifique - CNRS-Inventors: David Andreu, Philippe Cauvet, Marie-Lise Flottes, Ziad Noun, Serge Bernard
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Patent number: 7768151Abstract: A device (ES) for distributing power between n cathodes (Ki) of at least one multipolar stimulating electrode (EM) comprises at least one anode (A), wherein n is equal to or greater than two. Said device (ES) comprises a reconfigurable current mirror (MC) which is provided with n outputs (K?i) connectable to said n cathodes (Ki), respectively and supplies to the n (K?i) outputs n complementary fractions of a control current having respective selected values which are substantially constant at the control current amplitude variation in order to carry out a substantially constant spatial location of stimulation.Type: GrantFiled: August 29, 2005Date of Patent: August 3, 2010Assignees: Inria Institut National de Recherche en Informatique et en Automatique, Centre National de la Recherche Scientifique CNRS, Universite de Montpellier IIInventors: David Andreu, Serge Bernard, Yves Bertrand, Guy Catheras, Jérôme Galy, David Guiraud, Jean-Denis Techer
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Publication number: 20080061630Abstract: A device (ES) for distributing power between n cathodes (Ki) of at least one multipolar stimulating electrode (EM) comprises at least one anode (A), wherein n is equal to or greater than two. Said device (ES) comprises a reconfigurable current mirror (MC) which is provided with n outputs (K?i) connectable to said n cathodes (Ki), respectively and supplies to the n (K?i) outputs n complementary fractions of a control current having respective selected values which are substantially constant at the control current amplitude variation in order to carry out a substantially constant spatial location of stimulation.Type: ApplicationFiled: August 29, 2005Publication date: March 13, 2008Inventors: David Andreu, Serge Bernard, Yves Bertrand, Guy Catheras
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Patent number: 5739272Abstract: A procedure for obtaining carbocalcitonin comprising the condensation of fragment 1, a docosapeptide corresponding to the carboxamide end of the carbocalcitonin sequence, conveniently protected and anchored on resin, with fragment 2 or 3, a nonapeptide corresponding to the amino end of the salmon calcitonin sequence, with a ready-formed cycle between the Asu and Ser residua, and the treatment of the complete peptide skeleton (fragment 6 or 7) with an acid to free the totally deprotected peptide from the resin.Type: GrantFiled: February 3, 1994Date of Patent: April 14, 1998Assignee: Lipotec, S.A.Inventors: Marcos Canas Poblet, Berta Ponsati Obiols, Gemma Jodas Farres, David Andreu Martinez