Patents by Inventor Sang-Yeop Song

Sang-Yeop Song 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).

  • Patent number: 8021408
    Abstract: An artificial blood stent insertion device which includes a blood stent having a front end portion, a middle portion and a rear end portion compressed by a fixing wire having ring-shaped loops disposed at the sides thereof, and a core passing through the loops and extending through the moving tube so that one end thereof is accessible, whereby the artificial blood stent can be easily inserted and fixed to a desired position in a blood vessel without affecting blood pressure, and then the artificial blood stent is expanded by disengaging the core from the loops of the fixing wire.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: September 20, 2011
    Assignee: S&G Biotech, Inc.
    Inventors: Sung-Gwon Kang, Sang-Yeop Song
  • Publication number: 20090248032
    Abstract: An artificial blood stent insertion device is disclosed. The front end portion, middle portion and rear end portion of the artificial blood stent 1 inserted into an outer tube 2 are tied, respectively, in such a manner to be surrounded by a fixing wire 6 having ring-shaped loops 6a at both sides, the fixing wire 6 is fixed by a core 5 passing through the loops 6a, and the core 5 passes through the moving tube so that one end thereof is projected to one side of a grip 8. A patient does not need to take antihypertensive agents before an operation because the artificial blood stent 1 can be easily inserted and fixed to a desired position in a blood vessel without being affected by blood pressure. No knitting is required when tying the artificial blood stent by the fixing wire 6, thereby simplifying the preparation for an operation.
    Type: Application
    Filed: May 15, 2006
    Publication date: October 1, 2009
    Inventors: Sung-Gwon Kang, Sang-Yeop Song