Patents by Inventor David J. Selvey

David J. Selvey 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).

  • Cryosurgical System
    Publication number: 20110082454
    Abstract: A cryosurgical system using a low-pressure liquid nitrogen supply, which requires only 0.5 to 15 bar of pressure to provide adequate cooling power for treatment of typical breast lesions. The pressure may be provided by supplying lightly pressurized air into the dewar, by heating a small portion of the nitrogen in the dewar, or with a small low pressure pump.
    Type: Application
    Filed: October 5, 2010
    Publication date: April 7, 2011
    Inventors: Russell L. DeLonzor, James B. Ross, Mathew J. Nalipinski, Keith Turner, David J. Foster, Michael R. Cane, Samuel C. Richards, David J. Selvey
  • Cryosurgical System
    Publication number: 20090182320
    Abstract: A cryosurgical system using a low-pressure liquid nitrogen supply, which requires only 0.5 to 15 bar of pressure to provide adequate cooling power for treatment of typical breast lesions. The pressure may be provided by supplying lightly pressurized air into the dewar, by heating a small portion of the nitrogen in the dewar, or with a small low pressure pump.
    Type: Application
    Filed: March 19, 2009
    Publication date: July 16, 2009
    Inventors: Russell L. DeLonzor, James B. Ross, Mathew J. Nalipinski, Keith Turner, David J. Foster, Michael R. Cane, Samuel C. Richards, David J. Selvey