Patents by Inventor Joanna Pierce

Joanna Pierce 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).

  • Valved connector and method of use
    Patent number: 6360784
    Abstract: A device and method for aseptically filling high pressure reservoirs in medicament pumps is disclosed. The device preferably includes a filter, a connector having a one-way valve and a filling tube with a terminal needle. The filter is connectable to a pharmacy prepared syringe containing a drug to be transferred to the reservoir of the IDIP. The filter is connected to the connector. The connector has a first and a second inlet port fluidly connected to an outlet port. A one-way valve is located in the connector “upstream” of the point where the two inlet ports connect to the outlet port. The filling tube is connectable to the outlet port. In use, a pharmacy syringe is connected to the first inlet port. A filling syringe is connected to the second inlet port. The filling tube is connected to the outlet port. The terminal needle of the filling tube is passed through the patient's skin and into the IDIP.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: March 26, 2002
    Assignee: Medtronic, Inc.
    Inventors: Frans Philippens, Craig F. Borchard, Jill Guimont, Tim Hauch, Dan Sheehan, Robert Spencer, Mary Robischon, Joanna Pierce, Patrick Johnson