Patents by Inventor Craig John Bowser

Craig John Bowser 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).

  • Front-loading syringe adapter for front-loading medical injector
    Patent number: 7029458
    Abstract: A syringe adapter, which permits use of syringes of various types and sizes to be used with a front-loading injector, includes a piston extension and an adapter face plate. The piston extension includes structure for connecting the piston extension to a drive piston of the injector and a plunger of the syringe. The adapter face plate includes a mounting device for attaching the adapter face plate to an injector and a recess for receiving the distal flange of the syringe. The adapter face plate may also include locking pivot arms for releasably engaging the syringe flange.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: April 18, 2006
    Assignee: MEDRAD, Inc.
    Inventors: Michael A. Spohn, Robert J. Ashcraft, Jr., Craig John Bowser, P. Eric Pavlik, Albert John Yarzebinski, David M. Reilly, Joseph B. Havrilla
  • Front-loading syringe adapter for front-loading medical injector
    Patent number: 6676634
    Abstract: The present syringe adapter (100), which permits use of syringes (40) of various types, sizes and configurations to be used with a front-loading injector (10), includes a removable injector face plate (120) having a releasable mounting mechanism (122a, 122b) for attaching the adapter face plate (120) to a front-load injector (10), a reducing sleeve (140) having a recess (190) for receiving the distal flange (44) of syringe (40), locking pivot arms (220, 240) pivotly attached to the reducing sleeve (140) to releasably engage syringe flange (44), and a piston extension (320) provided for extending the injector drive piston (16) for engagement with syringe plunger (46).
    Type: Grant
    Filed: August 3, 2000
    Date of Patent: January 13, 2004
    Assignee: Medrad, Inc.
    Inventors: Michael A. Spohn, Robert J. Ashcraft, Jr., Craig John Bowser, P. Eric Pavlik, Albert John Yarzebinski, David M. Reilly, Joseph B. Havrilla
  • Front-loading syringe adapter for front-loading medical injector
    Publication number: 20030040719
    Abstract: A syringe adapter, which permits use of syringes of various types and sizes to be used with a front-loading injector, includes a piston extension and an adapter face plate. The piston extension includes structure for connecting the piston extension to a drive piston of the injector and a plunger of the syringe. The adapter face plate includes a mounting device for attaching the adapter face plate to an injector and a recess for receiving the distal flange of the syringe. The adapter face plate may also include locking pivot arms for releasably engaging the syringe flange.
    Type: Application
    Filed: November 7, 2002
    Publication date: February 27, 2003
    Inventors: Michael A. Spohn, Robert J. Ashcraft, Craig John Bowser, P. Eric Pavlik, Albert John Yarzebinski, David M. Reilly, Joseph B. Havrilla
  • Front-loading syringe adapter for front-loading medical injector
    Patent number: 6336913
    Abstract: The present syringe adapter (100), which permits use of syringes (40) of various types, sizes and configurations to be used with a front-loading injector (10), includes a removable injector face plate (120) having a releasable mounting mechanism (122a, 122b) for attaching the adapter face plate (120) to a front-load injector (10), a reducing sleeve (140) having a recess (190) for receiving the distal flange (44) of syringe (40), locking pivot arms (220, 240) pivotly attached to the reducing sleeve (140) to releasably engage syringe flange (44), and a piston extension (320) provided for extending the injector drive piston (16) for engagement with syringe plunger (46).
    Type: Grant
    Filed: August 19, 1998
    Date of Patent: January 8, 2002
    Assignee: Medrad, Inc.
    Inventors: Michael A. Spohn, Robert J. Ashcraft, Jr., Craig John Bowser, P. Eric Pavlik, Albert John Yarzebinski