Patents by Inventor Kevin John Patrick Dunworth

Kevin John Patrick Dunworth 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).

  • Combined trocar and cannula bone marrow aspiration device with integral valve and ports for aspiration, and methods for using same
    Patent number: 11464500
    Abstract: A device comprising a trocar having a first end and comprising a cannulation and at least one fenestration proximal the first end; and a housing comprising a first port configured for the attachment of a first syringe and a second port configured for the attachment of a collection vessel, a first valve configured to selectively permit fluid flow through the cannulation of the trocar to the first port, and a second valve configured to selectively permit fluid flow through the cannulation of the trocar to the second port. The device allows the first syringe to draw up bone marrow in small volumes with high vacuum and then transfer the small draws into the collection vessel. The device may increase the recovery of desired cells residing in the bone marrow to be recovered during a bone marrow aspiration procedure.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: October 11, 2022
    Assignee: SpineSmith Holdings, LLC
    Inventors: Robert James Jones, Kevin John Patrick Dunworth, John B. Rossman, Richard J. Kana
  • COMBINED TROCAR AND CANNULA BONE MARROW ASPIRATION DEVICE WITH INTEGRAL VALVE AND PORTS FOR ASPIRATION, AND METHODS FOR USING SAME
    Publication number: 20190069885
    Abstract: A device comprising a trocar having a first end and comprising a cannulation and at least one fenestration proximal the first end; and a housing comprising a first port configured for the attachment of a first syringe and a second port configured for the attachment of a collection vessel, a first valve configured to selectively permit fluid flow through the cannulation of the trocar to the first port, and a second valve configured to selectively permit fluid flow through the cannulation of the trocar to the second port. The device allows the first syringe to draw up bone marrow in small volumes with high vacuum and then transfer the small draws into the collection vessel. The device may increase the recovery of desired cells residing in the bone marrow to be recovered during a bone marrow aspiration procedure.
    Type: Application
    Filed: October 29, 2018
    Publication date: March 7, 2019
    Applicant: SpineSmith Holdings, LLC
    Inventors: Robert James Jones, Kevin John Patrick Dunworth, John B. Rossman, Richard J. Kana