Patents by Inventor Ivanka J. Zdrahala

Ivanka J. Zdrahala 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).

  • In vivo tissue engineering with biodegradable polymers
    Patent number: 6376742
    Abstract: The present invention relates generally to the utilization of in situ polymers or copolymers to form a porous microcellular scaffold for the delivery, attachment, housing, protection, multiplication and growth of encapsulated cells. More particularly, the present invention relates to cells delivered using such a scaffold to augment, repair or replace in vivo diseased, damaged or otherwise compromised tissues or organs of a living body.
    Type: Grant
    Filed: February 17, 2000
    Date of Patent: April 23, 2002
    Inventors: Richard J. Zdrahala, Ivanka J. Zdrahala
  • Surgical implant system for restoration and repair of body function
    Patent number: 6299448
    Abstract: The present invention relates generally to surgical implants intended for the augmentation, repair, and restoration of soft tissue (e.g. gingiva or cartilage), hard tissue (e.g. bone), and the like. More particularly, the present invention relates to the in vivo anchoring of cast implants by stent-like anchors made of a shape memory alloy and/or polymers which are desirably covered with a textile sleeve of a specific porosity.
    Type: Grant
    Filed: February 17, 2000
    Date of Patent: October 9, 2001
    Inventors: Ivanka J. Zdrahala, Richard J. Zdrahala