Patents by Inventor David W. D'Angelo

David W. D'Angelo 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).

  • System and methods for clearance of obstructions
    Patent number: 8377075
    Abstract: The present invention is a system and methods to clear obstructions including foreign objects and food boluses during an EGD procedure. The medical device according to the present invention includes a flexible tubular housing, power transfer device, clamp, tool element, power source, and optional hood. The present invention drills through the obstruction to rupture it into pieces. Displaced obstructions, and/or pieces thereof, can be collected within the housing. The remainder of the obstruction can then be passed into the stomach where it can be digested, safely excreted, or actively removed by an endoscopist.
    Type: Grant
    Filed: August 28, 2007
    Date of Patent: February 19, 2013
    Inventors: Steven Lichtenstein, David W. D'Angelo
  • System and methods for clearance of obstructions
    Publication number: 20080287734
    Abstract: The present invention is a system and methods to clear obstructions including foreign objects and food boluses during an EGD procedure. The medical device according to the present invention includes a flexible tubular housing, power transfer device, clamp, tool element, power source, and optional hood. The present invention drills through the obstruction to rupture it into pieces. Displaced obstructions, and/or pieces thereof, can be collected within the housing. The remainder of the obstruction can then be passed into the stomach where it can be digested, safely excreted, or actively removed by an endoscopist.
    Type: Application
    Filed: August 28, 2007
    Publication date: November 20, 2008
    Inventors: Steven Lichtenstein, David W. D'Angelo
  • System and methods for clearance of obstructions
    Publication number: 20080243137
    Abstract: The present invention is a system and methods to clear obstructions including foreign objects and food boluses during an EGD procedure. The medical device according to the present invention includes a flexible tubular housing, power transfer device, clamp, tool element, power source, and optional hood. The present invention drills through the obstruction to rupture it into pieces. Displaced obstructions, and/or pieces thereof, can be collected into retainers positioned within the housing. The remainder of the obstruction can then be passed into the stomach where it can be digested, safely excreted, or actively removed by an endoscopist.
    Type: Application
    Filed: March 30, 2007
    Publication date: October 2, 2008
    Inventors: David W. D'Angelo, Steven Lichtenstein