Patents by Inventor Gregory P. Welsh

Gregory P. Welsh 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).

  • Adjustable catheter contamination shield
    Patent number: 5149326
    Abstract: An adjustable catheter contamination shield includes a distal fitting, a proximal fitting and a collapsible shield, disposed between said distal and proximal fittings, for enclosing an adjustable space therebetween and for preventing contact with a portion of the catheter disposed between the distal and proximal fittings. The shield is supported in a collapsed configuration and controlled expansion thereof is provided when the distal and proximal fittings are moved apart from one another, the controlled expansion enabling visual observation through an expanded portion of the collapsible shield when the distal and proximal fittings are moved apart from one another.
    Type: Grant
    Filed: January 17, 1992
    Date of Patent: September 22, 1992
    Assignee: Baxter International Inc.
    Inventors: Randal W. Woodgrift, Gregory P. Welsh