Patents by Inventor Jani Virtanen

Jani Virtanen 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).

  • Publication number: 20230310154
    Abstract: A method of repairing a defective heart valve is disclosed comprising directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.
    Type: Application
    Filed: June 12, 2023
    Publication date: October 5, 2023
    Inventors: Hans-Reinhard Zerkowski, Olli Keranen, Jani Virtanen
  • Patent number: 11712338
    Abstract: Disclosed is a medical system for short time replacement and repair of a native valve, which comprises an artificial valve (502); and a device for collecting and arranging chordae and/or leaflets to hold and/or stabilize the artificial valve in a desired position, the device comprising: a unit for grasping a plurality of chordae and/or leaflets. The system and/or device allows for fast and easy replacement of a native valve, fast and easy positioning of a temporary artificial valve, and more time for medical personnel to make decisions, prepare and/or perform surgery/medical intervention.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: August 1, 2023
    Assignee: Medtentia International Ltd Oy
    Inventors: Olli Keränen, Jani Virtanen, Mark Pugh, Ger O'Carroll, Adrian Moran
  • Patent number: 11696829
    Abstract: A method of repairing a defective heart valve is disclosed including directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: July 11, 2023
    Assignee: Medtentia International Ltd Oy
    Inventors: Hans-Reinhard Zerkowski, Olli Keränen, Jani Virtanen
  • Publication number: 20230105943
    Abstract: An annuloplasty device is disclosed comprising first and second support rings having a coiled configuration, and respective first and second retention units, the first support ring transitions to the second support ring over a transition section, the transition section is adapted to be arranged at a commissure of the heart valve leaflets, the first and second support rings extend in respective first and second coil planes being essentially perpendicular to the central axis, the transition section bends at least partly along the central axis so that the first coil plane is separated a distance from the second coil plane along the central axis at the transition section.
    Type: Application
    Filed: October 13, 2022
    Publication date: April 6, 2023
    Inventors: Olli Keranen, Hans-Reinhard Zerkowski, Johannes Jung, Jani Virtanen
  • Publication number: 20230000625
    Abstract: A system for annuloplasty is disclosed comprising an annuloplasty device comprising first and second support rings having a coiled configuration in which the first and second support rings are arranged as a coil around a central axis, wherein the first and second support rings are configured to be arranged on opposite sides of native heart valve leaflets of a heart valve, a line attached to the first and/or second support ring, and a heating element configured to be heated upon receiving a supply of energy, wherein the heating element is positionable to heat and sever the line upon the heating element receiving said energy.
    Type: Application
    Filed: November 30, 2020
    Publication date: January 5, 2023
    Inventors: Olli Keränen, Jani Virtanen
  • Patent number: 11491008
    Abstract: An annuloplasty device is disclosed comprising first and second support rings having a coiled configuration, and respective first and second retention units, the first support ring transitions to the second support ring over a transition section, the transition section is adapted to be arranged at a commissure of the heart valve leaflets, the first and second support rings extend in respective first and second coil planes being essentially perpendicular to the central axis, the transition section bends at least partly along the central axis so that the first coil plane is separated a distance from the second coil plane along the central axis at the transition section.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: November 8, 2022
    Inventors: Olli Keränen, Hans-Reinhard Zerkowski, Johannes Jung, Jani Virtanen
  • Publication number: 20220296372
    Abstract: A medical device and method for facilitating selection of a shape and/or size of an annuloplasty implant for a patient comprises a catheter with a proximal end and a distal end, and an extension member at least partly arranged inside the catheter with an operator end and a measurement end. The measurement end is extendable relative from the distal end of the catheter for apposition with at least one commissure of a cardiac valve. The measurement end of the extension member comprises means for guiding the annuloplasty implant at at least one commissure.
    Type: Application
    Filed: May 4, 2022
    Publication date: September 22, 2022
    Inventors: Olli Keränen, Jani Virtanen, Mark Pugh, Ger O'Carroll, Adrian Moran
  • Publication number: 20220257378
    Abstract: An annuloplasty device is disclosed comprising first and second support rings having a coiled configuration, an elongate element to apply a force onto retention units and being movable between a first state and a second state, at least part of the first and second support rings comprises an interior channel to contain the elongate element, wherein, in the first state of the elongate element, the retention units have a retracted position, in which the retention units are arranged radially within an outer surface of the first and/or second support rings, wherein, in the second state of the elongate element, the retention units have an expanded position, in which the retention units protrude from the outer surface of the first and/or second support rings.
    Type: Application
    Filed: July 17, 2020
    Publication date: August 18, 2022
    Inventors: Olli Keränen, Jani Virtanen
  • Publication number: 20220202570
    Abstract: An annuloplasty device is disclosed comprising first and second support rings having a coiled configuration, and respective first and second retention units, the first support ring transitions to the second support ring over a transition section, the transition section is adapted to be arranged at a commissure of the heart valve leaflets, the first and second support rings extend in respective first and second coil planes being essentially perpendicular to the central axis, the transition section bends at least partly along the central axis so that the first coil plane is separated a distance from the second coil plane along the central axis at the transition section.
    Type: Application
    Filed: July 13, 2020
    Publication date: June 30, 2022
    Inventors: Olli Keränen, Hans-Reinhard Zerkowski, Johannes Jung, Jani Virtanen
  • Publication number: 20210282927
    Abstract: Disclosed is a medical system for short time replacement and repair of a native valve, which comprises an artificial valve (502); and a device for collecting and arranging chordae and/or leaflets to hold and/or stabilize the artificial valve in a desired position, the device comprising: a unit for grasping a plurality of chordae and/or leaflets. The system and/or device allows for fast and easy replacement of a native valve, fast and easy positioning of a temporary artificial valve, and more time for medical personnel to make decisions, prepare and/or perform surgery/medical intervention.
    Type: Application
    Filed: May 28, 2021
    Publication date: September 16, 2021
    Applicant: Medtentia International Ltd Oy
    Inventors: Olli Keränen, Jani Virtanen, Mark Pugh, Ger O'Carroll, Adrian Moran
  • Publication number: 20210212826
    Abstract: An annuloplasty device is disclosed comprising first and second support rings being configured to be arranged as a coil in a first configuration around an axial direction, wherein the first and second support rings are configured to be arranged on opposite sides of native heart valve leaflets of a heart valve, a stiffening unit, wherein at least part of the first and second support rings comprises an interior channel configured to receive the stiffening unit, wherein insertion of the stiffening unit into the interior channel increases the stiffness of the first and/or second support rings. A method of repairing a defective heart valve is also disclosed.
    Type: Application
    Filed: May 1, 2019
    Publication date: July 15, 2021
    Inventors: Hans-Reinhard ZERKOWSKI, Olli KERÄNEN, Johannes JUNG, Rainer TRAPP, Aryan FALLAHI, Jani VIRTANEN
  • Publication number: 20210162204
    Abstract: A system for facilitating administration of transcranial stimulation. The system includes an electrode, the electrode including a counterpart configured to be attached to a headcap, a gel cup configured to be attached to the counterpart, an electrical conductor configured to be disposed within an interior space of the gel cup, and a gel pad. The gel pad is arranged to be in contact with the electrical conductor. Further, system includes a distributor, which includes at least one inlet for an aqueous solution, as well as a plurality of outlets in a fluid communication with the at least one inlet. Further, the plurality of outlets are configured to direct the aqueous solution towards the gel pad.
    Type: Application
    Filed: February 9, 2021
    Publication date: June 3, 2021
    Applicant: Sooma Oy
    Inventors: Mikael Eriksson, Jukka Kreander, Tuomas Neuvonen, Jani Virtanen
  • Patent number: 10918855
    Abstract: A system for facilitating administration of transcranial stimulation. The system includes an electrode, the electrode including a counterpart configured to be attached to a headcap, a gel cup configured to be attached to the counterpart, an electrical conductor configured to be disposed within an interior space of the gel cup, and a gel pad. The gel pad is arranged to be in contact with the electrical conductor. Further, system includes a distributor, which includes at least one inlet for an aqueous solution, as well as a plurality of outlets in a fluid communication with the at least one inlet. Further, the plurality of outlets are configured to direct the aqueous solution towards the gel pad.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: February 16, 2021
    Assignee: Sooma Oy
    Inventors: Mikael Eriksson, Jukka Kreander, Tuomas Neuvonen, Jani Virtanen
  • Patent number: 10856983
    Abstract: A medical system for repairing a mitral valve comprising a catheter (5) with a temporary valve (10), a commissure locator device (20), wherein the commissure locator device and the temporary valve are connected, and an annuloplasty implant (30).
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: December 8, 2020
    Assignee: MEDTENTIA INTERNATIONAL LTD. OY
    Inventors: Olli Keränen, Jani Virtanen, Mark Pugh, Ger O'Carroll, Adrian Moran
  • Publication number: 20200197176
    Abstract: A method of repairing a defective heart valve is disclosed comprising directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Applicant: Medtentia International Ltd Oy
    Inventors: Hans-Reinhard Zerkowski, Olli Keränen, Jani Virtanen
  • Patent number: 10595998
    Abstract: A method of repairing a defective heart valve is disclosed comprising directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: March 24, 2020
    Assignee: Medtentia International Ltd Oy
    Inventors: Hans-Reinhard Zerkowski, Olli Keränen, Jani Virtanen
  • Patent number: 10434310
    Abstract: A conductive implantable stimulation device for implantation at the head of a subject to treat a neurological disease, comprising a first passive conductive member, wherein the first member is sized and configured for being implanted under the skull bone of the patient, and wherein the first member comprises a conductive interface adapted for extracranial stimulation.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: October 8, 2019
    Assignee: Sooma Ltd.
    Inventors: Tuomas Neuvonen, Jani Virtanen, Mika Nikader
  • Patent number: 10195021
    Abstract: A medical device for holding a cardiac valve implant includes an elongate support defining a peripheral edge with a curvature about which the cardiac valve implant can be fitted. The elongate support includes a resilient portion for resiliently holding the cardiac valve implant in place in the device, and a support tool for holding a cardiac valve implant comprising first and second elongate support members being separate and radially movable in relation to each other, each having a curvature about which the cardiac valve implant can be fitted and a manipulator portion connected to the first and second elongate support members.
    Type: Grant
    Filed: May 4, 2012
    Date of Patent: February 5, 2019
    Assignee: Medtentia International Ltd. Oy
    Inventors: Olli Keränen, Jani Virtanen
  • Patent number: 10173049
    Abstract: A skin electrode for stimulation comprising a superporous hydrophilic material having a first relaxed state and a second expanded state. In the second expanded state the superporous hydrophilic material is breakable to at least partly enclose at least one hair, and an electrode surface for electrically stimulating the skin by driving current from the electrode surface through the hydrophilic material to the skin comprising the at least one hair.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: January 8, 2019
    Assignee: Sooma Ltd.
    Inventors: Tuomas Neuvonen, Jani Virtanen, Mika Nikander
  • Publication number: 20180360605
    Abstract: A method of repairing a defective heart valve is disclosed comprising directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.
    Type: Application
    Filed: June 19, 2017
    Publication date: December 20, 2018
    Applicant: Medtentia International Ltd Oy
    Inventors: Hans-Reinhard Zerkowski, Olli Keränen, Jani Virtanen