Patents by Inventor Teruhisa Seki

Teruhisa Seki 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).

  • Endoscopic puncture needle and method of acquiring tissue from a target region by using the endoscopic puncture needle
    Patent number: 8282575
    Abstract: An endoscopic puncture needle includes a sheath, an outer needle, an outer needle moving member, an inner needle, an inner needle moving member, and an operation portion. The outer needle moves along an axial direction of the sheath in the sheath, and is retractable with respect to a distal end of the sheath. The outer needle moving member is arranged at a proximal end portion of the outer needle, and moves the outer needle with respect to the sheath. The inner needle moves in the outer needle along the axial direction of the sheath, and is retractable with respect to a distal end of the outer needle. The inner needle moving member is arranged at a proximal end portion of the inner needle, and moves the inner needle with respect to the outer needle. The operation portion operates the outer needle moving member and the inner needle moving member.
    Type: Grant
    Filed: January 14, 2008
    Date of Patent: October 9, 2012
    Assignee: Olympus Medical Systems Corp.
    Inventors: Masatoshi Tonomura, Teruhisa Seki
  • ENDOSCOPIC PUNCTURE NEEDLE AND METHOD OF ACQUIRING TISSUE FROM A TARGET REGION BY USING THE ENDOSCOPIC PUNCTURE NEEDLE
    Publication number: 20080139960
    Abstract: An endoscopic puncture needle includes a sheath, an outer needle, an outer needle moving member, an inner needle, an inner needle moving member, and an operation portion. The outer needle moves along an axial direction of the sheath in the sheath, and is retractable with respect to a distal end of the sheath. The outer needle moving member is arranged at a proximal end portion of the outer needle, and moves the outer needle with respect to the sheath. The inner needle moves in the outer needle along the axial direction of the sheath, and is retractable with respect to a distal end of the outer needle. The inner needle moving member is arranged at a proximal end portion of the inner needle, and moves the inner needle with respect to the outer needle. The operation portion operates the outer needle moving member and the inner needle moving member.
    Type: Application
    Filed: January 14, 2008
    Publication date: June 12, 2008
    Inventors: Masatoshi TONOMURA, Teruhisa SEKI