Patents by Inventor Jared A Shimizu
Jared A Shimizu 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: 11337750Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: GrantFiled: December 18, 2018Date of Patent: May 24, 2022Assignee: ST. JUDE MEDICAL, ATRIAL FIBRILLATION DIVISION, INC.Inventors: Carlo Pappone, Alan de la Rama, Peter C. Chen, Cary Hata, Jared A. Shimizu
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Publication number: 20190192221Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: ApplicationFiled: December 18, 2018Publication date: June 27, 2019Inventors: Carlo Pappone, Alan de la Rama, Peter C. Chen, Cary Hata, Jared A. Shimizu
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Patent number: 10188459Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: GrantFiled: November 10, 2016Date of Patent: January 29, 2019Assignee: ST. JUDE MEDICAL, ATRIAL FIBRILLATION DIVISION, INC.Inventors: Carlo Pappone, Alan de la Rama, Peter C. Chen, Cary Hata, Jared A. Shimizu
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Publication number: 20170065341Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: ApplicationFiled: November 10, 2016Publication date: March 9, 2017Inventors: Carlo Pappone, Alan de la Rama, Peter C. Chen, Cary Hata, Jared A. Shimizu
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Patent number: 9510903Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: GrantFiled: June 24, 2014Date of Patent: December 6, 2016Assignee: ST. JUDE MEDICAL, ATRIAL FIBRILLATION DIVISION, INC.Inventors: Carlo Pappone, Alan de la Rama, Peter C. Chen, Cary Hata, Jared A. Shimizu
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Publication number: 20140330269Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: ApplicationFiled: June 24, 2014Publication date: November 6, 2014Inventors: Carlo Pappone, Alan de la Rama, Peter C. Chen, Cary Hata, Jared A. Shimizu
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Patent number: 8827910Abstract: A catheter includes a flexible tubing having a proximal end and a distal end. The catheter also includes an electrode assembly attached to the distal end of the flexible tubing and including a first magnet therein. The electrode assembly including an electrically conductive tip electrode and an electrically nonconductive coupler which is connected between the tip electrode and the distal end of the flexible tubing. The electrically conductive tip electrode comprises a hollow elongated tip electrode including a sidewall provided with one or more elongated gaps extending through the sidewall. The one or more elongated gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body. The first magnet is responsive to an external magnetic field to selectively position and guide the electrode assembly within a body of a patient.Type: GrantFiled: July 3, 2008Date of Patent: September 9, 2014Assignee: St. Jude Medical, Atrial Fibrillation Divsion, Inc.Inventors: Alan de la Rama, Carlo Pappone, Peter Cheng Chen, Cary Hata, Jared A. Shimizu
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Patent number: 8790341Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: GrantFiled: June 5, 2013Date of Patent: July 29, 2014Assignee: St. Jude Medical, Atrial Fibrillation Division, Inc.Inventors: Carlo Pappone, Alan de la Rama, Peter C Chen, Cary Hata, Jared A. Shimizu
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Publication number: 20140025068Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: ApplicationFiled: June 5, 2013Publication date: January 23, 2014Inventors: Carlo Pappone, Alan de la Rama, Peter Chen, Cary Hata, Jared A. Shimizu
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Patent number: 8480669Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: GrantFiled: May 27, 2012Date of Patent: July 9, 2013Assignee: St. Jude Medical, Atrial Fibrillation Division, Inc.Inventors: Carlo Pappone, Alan de la Rama, Peter Chen, Cary Hata, Jared A. Shimizu
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Publication number: 20120239031Abstract: A flexible tip electrode for an ablation catheter is disclosed. The catheter includes a catheter body and a hollow elongate tip electrode disposed at a distal end of the catheter body. The electrode includes a sidewall provided with one or more elongate gaps extending therethrough. The one or more elongate gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body.Type: ApplicationFiled: May 27, 2012Publication date: September 20, 2012Inventors: Carlo Pappone, Alan de la Rama, Peter Chen, Cary Hata, Jared A. Shimizu
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Patent number: 8187267Abstract: A flexible tip electrode for an ablation catheter and methods for making the same are disclosed. The electrode has a surface configuration that improves flexibility of the electrode. Also, the surface configuration may allow electrode lengthwise freedom of movement, such that the electrode may be shortened when pressed against the target tissue. A coil may be located in the electrode to bias the electrode toward a predetermined configuration.Type: GrantFiled: September 11, 2007Date of Patent: May 29, 2012Assignee: St. Jude Medical, Atrial Fibrillation Division, Inc.Inventors: Carlo Pappone, Alan de la Rama, Peter Chen, Cary Hata, Jared A Shimizu
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Publication number: 20110118582Abstract: A catheter includes a flexible tubing having a proximal end and a distal end. The catheter also includes an electrode assembly attached to the distal end of the flexible tubing and including a first magnet therein. The electrode assembly including an electrically conductive tip electrode and an electrically nonconductive coupler which is connected between the tip electrode and the distal end of the flexible tubing. The electrically conductive tip electrode comprises a hollow elongated tip electrode including a sidewall provided with one or more elongated gaps extending through the sidewall. The one or more elongated gaps providing flexibility in the sidewall for bending movement of the tip electrode relative to a longitudinal axis of the catheter body. The first magnet is responsive to an external magnetic field to selectively position and guide the electrode assembly within a body of a patient.Type: ApplicationFiled: July 3, 2008Publication date: May 19, 2011Inventors: Alan De la Rama, Carlo Pappone, Peter Cheng Chen, Cary Hata, Jared A. Shimizu
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Publication number: 20080294158Abstract: A flexible tip electrode for an ablation catheter and methods for making the same are disclosed. The electrode has a surface configuration that improves flexibility of the electrode. Also, the surface configuration may allow electrode lengthwise freedom of movement, such that the electrode may be shortened when pressed against the target tissue. A coil may be located in the electrode to bias the electrode toward a predetermined configuration.Type: ApplicationFiled: September 11, 2007Publication date: November 27, 2008Inventors: Carlo Pappone, Alan de la Rama, Peter Chen, Cary Hata, Jared A. Shimizu