Patents by Inventor Andrew J. Bala

Andrew J. Bala 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: 7232230
    Abstract: The present invention relates to a surgical microscope drape with a removable lens assembly for use with surgical microscopes. The drape assembly comprises an elongated hollow enclosure of sheet-form material having a first end defining an access opening and a second end defining a hole and at least four ocular pockets. The access opening enables the drape assembly to be pulled over the body of a surgical microscope while the four ocular pockets each cover corresponding ocular ports of the microscope. A view portal located on the enclosure at the hole is adapted to be located within a cavity of the objective lens barrel. The portal houses a removable lens assembly that includes a window. Multiple lens assemblies can be packaged together with a microscope drape to form a kit.
    Type: Grant
    Filed: June 6, 2005
    Date of Patent: June 19, 2007
    Inventor: Andrew J. Bala
  • Patent number: 6902278
    Abstract: The present invention relates to a surgical microscope drape assembly for use with surgical microscopes in an operating room or similar sterile environment. In one embodiment of the invention, the drape assembly comprises an elongated hollow enclosure of sheet-form material having a first end defining an access opening and a second end defining a hole and at least 4 ocular pockets. The access opening of the enclosure allows access to the interior of the enclosure to enable the drape assembly to be pulled over the body of a surgical microscope while the at least four ocular pockets each cover a corresponding ocular port of the microscope to enable the drape assembly to be used on a variety of microscope heads.
    Type: Grant
    Filed: March 24, 2003
    Date of Patent: June 7, 2005
    Inventor: Andrew J. Bala
  • Publication number: 20040190140
    Abstract: The present invention relates to a surgical microscope drape assembly for use with surgical microscopes in an operating room or similar sterile environment. In one embodiment of the invention, the drape assembly comprises an elongated hollow enclosure of sheet-form material having a first end defining an access opening and a second end defining a hole and at least 4 ocular pockets. The access opening of the enclosure allows access to the interior of the enclosure to enable the drape assembly to be pulled over the body of a surgical microscope while the at least four ocular pockets each cover a corresponding ocular port of the microscope to enable the drape assembly to be used on a variety of microscope heads.
    Type: Application
    Filed: March 24, 2003
    Publication date: September 30, 2004
    Inventor: Andrew J. Bala