Patents by Inventor Kazuki AKIYOSHI

Kazuki AKIYOSHI 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: 20230414225
    Abstract: The endoscopic treatment tool includes a clip having a plurality of arms freely open and close at a distal side of the arm, a holding tube into which at least a portion on a proximal side is inserted, and a connecting member connecting with the clip. The holding tube includes a tightening member provided in an inner region of the holding tube, and a protrusion-retraction wing configured to protrude and retract with respect to an outer side, the tightening member is provided on a proximal side from the protrusion-retraction wing, the clip has an engagement portion on an accommodation region accommodated in the inner region, and a movement of the clip toward a distal side with respect to the holding tube is restricted by engaging the engagement portion moved to the proximal side with the tightening member.
    Type: Application
    Filed: September 7, 2023
    Publication date: December 28, 2023
    Inventors: Kensuke Uesaka, Kazuki Akiyoshi, Toshinori Tamura, Satoshi Aoki, Tsutomu Okada
  • Publication number: 20220192673
    Abstract: A clip delivery device includes a clip, a first tube configured to store the clip when the clip is closed; a second tube coupled to a proximal end of the first tube; a hook configured to hook a proximal end portion of the clip; a wire coupled to the hook, the wire is configured to pull the hook in a longitudinal direction thereof; an elongated portion coupled to a proximal end of the second tube, the elongated portion having the wire inserted therethrough; and an operating portion coupled to a proximal end of the elongated portion, the operating portion being configured to operate the wire, wherein the hook includes at least one structural mechanism that is configured to suppress rattling that occurs when the proximal end portion of the clip is pulled into the second tube.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Applicant: OLYMPUS CORPORATION
    Inventors: Kazuki AKIYOSHI, Toshinori TAMURA