Patents by Inventor Guillermo Echarri
Guillermo Echarri 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: 8170681Abstract: A rechargeable implantable medical device with a magnetic shield placed on the distal side of a secondary recharging coil to improve charging efficiency is disclosed. The rechargeable implantable medical device can be a wide variety of medical devices such as neuro stimulators, drug delivery pumps, pacemakers, defibrillators, diagnostic recorders, cochlear implants. The implantable medical device has a secondary recharging coil carried over a magnetic shield and coupled to electronics and a rechargeable power source carried inside the housing. The electronics are configured to perform a medical therapy. Additionally a method for enhancing electromagnetic coupling during recharging of an implantable medical device is disclosed, and a method for reducing temperature rise during recharging of an implantable medical device is disclosed.Type: GrantFiled: November 29, 2004Date of Patent: May 1, 2012Assignee: Medtronic, Inc.Inventors: Oscar Jimenez, Guillermo Echarri, John E. Kast, James E. Riekels, Mark E. Schommer
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Patent number: 7945334Abstract: A rechargeable implantable medical device with a magnetic shield placed on the distal side of a secondary recharging coil to improve charging efficiency is disclosed. The rechargeable implantable medical device can be a wide variety of medical devices such as neuro stimulators, drug delivery pumps, pacemakers, defibrillators, diagnostic recorders, cochlear implants. The implantable medical device has a secondary recharging coil carried over a magnetic shield and coupled to electronics and a rechargable power source carried inside the housing. The electronics are configured to perform a medical therapy. Additionally a method for enhancing electromagnetic coupling during recharging of an implantable medical device is disclosed, and a method for reducing temperature rise during recharging of an implantable medical device is disclosed.Type: GrantFiled: November 29, 2004Date of Patent: May 17, 2011Assignee: Medtronic, Inc.Inventors: Oscar Jimenez, Guillermo Echarri, John E. Kast, James E. Riekels, Mark E. Schommer
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Publication number: 20070096686Abstract: A system for charging a battery associated with an implantable medical device includes an inductive charging mechanism that includes a primary coil and a secondary coil. The primary coil is configured to be provided external to a human body and the secondary coil is configured to be provided within the human body proximate the primary coil. A material at least partially encapsulates the primary coil for absorbing heat generated by the primary coil.Type: ApplicationFiled: May 5, 2006Publication date: May 3, 2007Inventors: Oscar Jimenez, Guillermo Echarri, Roberto Echarri
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Publication number: 20050113889Abstract: A rechargeable implantable medical device with a magnetic shield placed on the distal side of a secondary recharging coil to improve charging efficiency is disclosed. The rechargeable implantable medical device can be a wide variety of medical devices such as neuro stimulators, drug delivery pumps, pacemakers, defibrillators, diagnostic recorders, cochlear implants. The implantable medical device has a secondary recharging coil carried over a magnetic shield and coupled to electronics and a rechargeable power source carried inside the housing. The electronics are configured to perform a medical therapy. Additionally a method for enhancing electromagnetic coupling during recharging of an implantable medical device is disclosed, and a method for reducing temperature rise during recharging of an implantable medical device is disclosed.Type: ApplicationFiled: November 29, 2004Publication date: May 26, 2005Inventors: Oscar Jimenez, Guillermo Echarri, John Kast, James Riekels, Mark Schommer
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Publication number: 20050113888Abstract: A rechargeable implantable medical device with a magnetic shield placed on the distal side of a secondary recharging coil to improve charging efficiency is disclosed. The rechargeable implantable medical device can be a wide variety of medical devices such as neuro stimulators, drug delivery pumps, pacemakers, defibrillators, diagnostic recorders, cochlear implants. The implantable medical device has a secondary recharging coil carried over a magnetic shield and coupled to electronics and a rechargable power source carried inside the housing. The electronics are configured to perform a medical therapy. Additionally a method for enhancing electromagnetic coupling during recharging of an implantable medical device is disclosed, and a method for reducing temperature rise during recharging of an implantable medical device is disclosed.Type: ApplicationFiled: November 29, 2004Publication date: May 26, 2005Inventors: Oscar Jimenez, Guillermo Echarri, John Kast, James Riekels, Mark Schommer
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Patent number: 6850803Abstract: A rechargeable implantable medical device with a magnetic shield placed on the distal side of a secondary recharging coil to improve recharging efficiency is disclosed. The rechargeable implantable medical device can be a wide variety of medical devices such as neuro stimulators, drug delivery pumps, pacemakers, defibrillators, diagnostic recorders, and cochlear implants. The implantable medical device has a secondary recharging coil carried over a magnetic shield and coupled to electronics and a rechargeable power source carried inside the housing. The electronics are configured to perform a medical therapy. Additionally a method for enhancing electromagnetic coupling during recharging of an implantable medical device is disclosed, and a method for reducing temperature rise during recharging of an implantable medical device is disclosed.Type: GrantFiled: June 16, 2000Date of Patent: February 1, 2005Assignee: Medtronic, Inc.Inventors: Oscar Jimenez, Guillermo Echarri, John E. Kast, James E. Riekels, Mark E. Schommer
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Patent number: 6664763Abstract: The method and system manage power supplied from a charging circuit to a power source in an implantable medical device utilizing measurements of current drain; measurements of elapsed time since the last full charge; calculations of operating time based on the variable of current drain and the variable of the actual capacity of the power source; sensing of voltage level above a certain value; and monitoring of the temperature of the power source during charging and discharging.Type: GrantFiled: March 12, 2001Date of Patent: December 16, 2003Assignee: Exonix CorporationInventors: Guillermo Echarri, Roberto Echarri, Francisco Jose Barreras, Sr., Oscar Jimenez
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Patent number: 6609945Abstract: The remote-controlled air, land or water borne toy vehicle comprises: a body; a printed circuit board mounted in or to the body; a receiver connected to the printed circuit board for receiving commands; hardware on the printed circuit board including control circuitry for manipulating the toy vehicle in response to commands received by the receiver; and a motor drive mechanism mounted on or to the toy vehicle for moving or propelling the toy vehicle in response to control signals from the control circuitry. Preferably at least one of several infrared emitting simulated weapons are mounted on the toy vehicle and are selected from the group including a machine gun, a cannon and a missile.Type: GrantFiled: February 8, 2001Date of Patent: August 26, 2003Assignee: Plexus, Inc.Inventors: Oscar Jimenez, Francisco Jose Barreras, Sr., Roberto Echarri, Guillermo Echarri
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Publication number: 20020140399Abstract: The method and system manage power supplied from a charging circuit to a power source in an implantable medical device utilizing measurements of current drain; measurements of elapsed time since the last full charge; calculations of operating time based on the variable of current drain and the variable of the actual capacity of the power source; sensing of voltage level above a certain value; and monitoring of the temperature of the power source during charging and discharging.Type: ApplicationFiled: March 12, 2001Publication date: October 3, 2002Applicant: Exonix CorporationInventors: Guillermo Echarri, Roberto Echarri, Francisco Jose Barreras, Oscar Jimenez
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Publication number: 20020106966Abstract: The remote-controlled air, land or water borne toy vehicle comprises: a body; a printed circuit board mounted in or to the body; a receiver connected to the printed circuit board for receiving commands; hardware on the printed circuit board including control circuitry for manipulating the toy vehicle in response to commands received by the receiver; and a motor drive mechanism mounted on or to the toy vehicle for moving or propelling the toy vehicle in response to control signals from the control circuitry. Preferably at least one of several infrared emitting simulated weapons are mounted on the toy vehicle and are selected from the group including a machine gun, a cannon and a missile.Type: ApplicationFiled: February 8, 2001Publication date: August 8, 2002Inventors: Oscar Jimenez, Fancisco Jose Barreras, Roberto Echarri, Guillermo Echarri
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Patent number: 6278258Abstract: The method and system for managing power supplied from a charging circuit to a power source in an implantable medical device comprises the steps of and circuitry for: measuring the current drain of the medical device; measuring the elapsed time since the last full charge of a power source of the device; calculating the actual capacity of the power source (corrected for fade) based on the variable of current drain and the variable of elapsed time; calculating the operating time based on the variable of current drain and the variable of the actual capacity of the power source; measuring the voltage of the power source; signaling the medical device when the power source voltage has reached a certain low value which requires disconnection from the power source; disconnecting, during discharging, the power source from the medical device upon the power source reaching a certain low voltage in order to prevent deep discharging of the power source and subsequent damage; precisely limiting the charging voltage to theType: GrantFiled: August 30, 2000Date of Patent: August 21, 2001Assignee: Exonix CorporationInventors: Guillermo Echarri, Roberto Echarri, Francisco Jose Barreras, Sr., Oscar Jimenez
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Patent number: 6181105Abstract: The power source maintenance and charge system comprises: charge maintenance circuitry for maintaining a desired charge on or for charging, a special power source of a packaged device; control circuity for actuating and de-actuating the charge maintenance circuitry; and coupling circuitry for coupling the charge maintenance circuitry to the power source including a polymer insulated flat ribbon cable that passes through one of a sterile or non-sterile sealed plastic package containing the device to connect an auxiliary power source of the charge maintenance circuitry to the special power source of the device.Type: GrantFiled: July 9, 1999Date of Patent: January 30, 2001Assignee: Exonix CorporationInventors: Vincent Cutolo, Oscar Jimenez, Roberto Echarri, Guillermo Echarri, Francisco Jose Barreras, Sr.
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Patent number: 6166518Abstract: The method and system for managing power supplied from a charging circuit to a power source in an implantable medical device comprises the steps of and circuitry for: measuring the current drain of the medical device; measuring the elapsed time since the last full charge of a power source of the device; calculating the actual capacity of the power source (corrected for fade) based on the variable of current drain and the variable of elapsed time; calculating the operating time based on the variable of current drain and the variable of the actual capacity of the power source; measuring the voltage of the power source; signaling the medical device when the power source voltage has reached a certain low value which requires disconnection from the power source; disconnecting, during discharging, the power source from the medical device upon the power source reaching a certain low voltage in order to prevent deep discharging of the power source and subsequent damage; precisely limiting the charging voltage to theType: GrantFiled: April 26, 1999Date of Patent: December 26, 2000Assignee: Exonix CorporationInventors: Guillermo Echarri, Roberto Echarri, Francisco Jose Barreras, Sr., Oscar Jimenez
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Patent number: 5949632Abstract: A power supply comprising: a power source including a capacitive, nuclear or an electrochemical device for storing electrical energy; sensing circuitry for sensing when the voltage on power source is above or below a certain level; a DC-DC converter coupled to the power source switching circuitry coupled to the sensing circuitry and operable to connect the DC-DC converter to an output load and disconnect the power source from the output load when the voltage on the power source falls below a certain level and for connecting the power source to the output load and disconnecting the DC-DC converter from the output load when the voltage on the power source rises above a certain level; circuitry for activating the DC to DC Converter when the voltage on the power source falls below a certain level; and circuitry means for shutting down the DC to DC Converter when the voltage on the power source rises above a certain level.Type: GrantFiled: December 1, 1998Date of Patent: September 7, 1999Assignee: Exonix CorporationInventors: Francisco Jose Barreras, Sr., Guillermo Echarri, Roberto Echarri
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Patent number: 5941906Abstract: The implantable, electrically operated tissue stimulator system comprises a master controller module having a micro-controller, a telemetry circuit, a power module, non-volatile memory, a real time clock and a bi-directional bus, and a plurality of Input/Output modules (I/O modules) which are connected to said bi-directional bus. Each I/O module 16 comprises (1) a control logic, (2) a programmable DC/DC Converter, (3) a capacitor multiplexer, (4) two or more electrodes (channels), (5) one amplitude holding capacitor per electrode, including circuitry for isolating the holding capacitor from other holding capacitors, and a switching network used for isolating the main power source from the electrodes during delivery of the stimulation pulses.Type: GrantFiled: October 15, 1997Date of Patent: August 24, 1999Assignee: Medtronic, Inc.Inventors: Francisco J. Barreras, Sr., Roberto Echarri, Guillermo Echarri