Patents by Inventor Joseph John Gregg

Joseph John Gregg 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).

  • Subarachnoid needle and method for administering therapeutic agents to the subarachnoid space
    Patent number: 5738650
    Abstract: A method for introducing an injectable medicament into a subarachnoid space of a patient includes advancing a subarachnoid needle into the subarachnoid space. The subarachnoid needle has an elongate passage with a sidewall, a proximal end and a distal end that has a closed point and at least two openings through the sidewall located at a distance from the closed point. The method includes establishing a fluid communication between the subarachnoid space and the passageway through the openings, then introducing the medicament into the subarachnoid space of the patient through the passageway.
    Type: Grant
    Filed: August 22, 1995
    Date of Patent: April 14, 1998
    Assignee: Becton, Dickinson and Company
    Inventor: Joseph John Gregg