Patents by Inventor Gordon H. Epstein

Gordon H. Epstein 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).

  • Apparatus for preparing fibrinogen adhesive from whole blood
    Patent number: 5648265
    Abstract: A process and apparatus for one-step preparation of fibrinogen adhesive by polyethylene glycol-mediated precipitation from plasma are disclosed. The methods and apparatus of the invention permit preparation of autologous fibrinogen adhesive composition from the patient during surgery, and can be applied generally to provide such compositions. Also disclosed are an apparatus and method for application of sealant comprising this fibrinogen adhesive composition.
    Type: Grant
    Filed: January 10, 1995
    Date of Patent: July 15, 1997
    Inventor: Gordon H. Epstein
  • Method for preparing fibrinogen adhesive from whole blood
    Patent number: 5405607
    Abstract: A process and apparatus for one-step preparation of the fibrinogen component of an adhesive is described. The fibrinogen is precipitated directly from plasma using polyethylene glycol. This permits preparation of autologous fibrinogen from the patient during surgery which can be combined with calcium, ion and thrombin and used as an adhesive.
    Type: Grant
    Filed: July 12, 1993
    Date of Patent: April 11, 1995
    Inventor: Gordon H. Epstein
  • Method and apparatus for preparing fibrinogen adhesive from whole blood
    Patent number: 5226877
    Abstract: A process and apparatus for one-step preparation of fibrinogen adhesive by polyethylene glycol-mediated precipitation from plasma are disclosed. The methods and apparatus of the invention permit preparation of autologous fibrinogen adhesive composition from the patient during surgery, and can be applied generally to provide such compositions. Also disclosed are an apparatus and method for application of sealant comprising this fibrinogen adhesive composition.
    Type: Grant
    Filed: June 23, 1989
    Date of Patent: July 13, 1993
    Inventor: Gordon H. Epstein