Patents by Inventor Jacek Olszewski

Jacek Olszewski 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).

  • Cannula for percutaneous minimally invasive cannulation of the vena cava
    Patent number: 12121260
    Abstract: A cannula comprising a plastic tube having three longitudinal chambers, including a main chamber, a first lateral chamber and a second lateral chamber, and at least one reinforced section ensuring constant internal diameter, wherein the cannula is equipped from the distal side with a round end narrowing towards the end, in which there are longitudinal holes of a size enabling free venous blood flow, and a balloon. A fragment of the reinforced tube section located below the balloon is bent under an angle ? of approximately 90°. From the proximal side, the tube ends with a flexible cone, sealing the cannula tightly, inside which there is a valve closing the main chamber and a port for inflating the balloon connected to the first lateral chamber.
    Type: Grant
    Filed: May 30, 2020
    Date of Patent: October 22, 2024
    Assignee: MEDINICE S.A.
    Inventors: Sanjeev Choudhary, Piotr Suwalski, Marta Makuch, Jacek Olszewski
  • CANNULA FOR PERCUTANEOUS MINIMALLY INVASIVE CANNULATION OF THE VENA CAVA
    Publication number: 20210369301
    Abstract: A cannula comprising a plastic tube having three longitudinal chambers, including a main chamber, a first lateral chamber and a second lateral chamber, and at least one reinforced section ensuring constant internal diameter, wherein the cannula is equipped from the distal side with a round end narrowing towards the end, in which there are longitudinal holes of a size enabling free venous blood flow, and a balloon. A fragment of the reinforced tube section located below the balloon is bent under an angle ? of approximately 90°. From the proximal side, the tube ends with a flexible cone, sealing the cannula tightly, inside which there is a valve closing the main chamber and a port for inflating the balloon connected to the first lateral chamber.
    Type: Application
    Filed: May 30, 2020
    Publication date: December 2, 2021
    Inventors: Sanjeev Choudhary, Piotr Suwalski, Marta Makuch, Jacek Olszewski