Patents by Inventor Nl Zhu

Nl Zhu 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).

  • Needle retraction apparatus
    Patent number: 9808602
    Abstract: A needle retraction apparatus comprising a body having a forwardly projecting needle, a needle retraction mechanism seated inside the body and biasing the needle rearwardly relative to the body, a slide member attachable to the body and having an opening communicating with a needle retraction cavity projecting away from the body, and an actuator rotatable relative to the slide member to reposition the slide member from a first position preventing needle retraction to a second position permitting needle retraction. An IV catheter introducer comprising the subject needle retraction apparatus is also disclosed.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: November 7, 2017
    Assignee: Retractable Technologies, Inc.
    Inventors: Thomas J. Shaw, Mark Small, Nl Zhu
  • Needle Retraction Apparatus
    Publication number: 20160310705
    Abstract: A needle retraction apparatus comprising a body having a forwardly projecting needle, a needle retraction mechanism seated inside the body and biasing the needle rearwardly relative to the body, a slide member attachable to the body and having an opening communicating with a needle retraction cavity projecting away from the body, and an actuator rotatable relative to the slide member to reposition the slide member from a first position preventing needle retraction to a second position permitting needle retraction. An IV catheter introducer comprising the subject needle retraction apparatus is also disclosed.
    Type: Application
    Filed: April 11, 2016
    Publication date: October 27, 2016
    Inventors: Thomas J. Shaw, Mark Small, Nl Zhu