Patents by Inventor Tommy Crona

Tommy Crona 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).

  • Compact needle shielding device
    Patent number: 6425884
    Abstract: A catheter and introducer needle assembly with needle shield that is connected to the needle hub by a pleated tether. The tether defines a plurality of holes therein to allow the introducer needle to extend through the tether. The tether prevents unwanted proximal movement of the needle with respect to the needle shield once the needle has been withdrawn into the needle shield.
    Type: Grant
    Filed: February 16, 2001
    Date of Patent: July 30, 2002
    Assignee: Becton, Dickinson and Company
    Inventors: Mans Wemmert, Tommy Crona, Lars Lindgren
  • Compact needle shielding device
    Publication number: 20020022803
    Abstract: A catheter and introducer needle assembly with needle shield that is connected to the needle hub by a pleated tether. The tether defines a plurality of holes therein to allow the introducer needle to extend through the tether. The tether prevents unwanted proximal movement of the needle with respect to the needle shield once the needle has been withdrawn into the needle shield.
    Type: Application
    Filed: February 16, 2001
    Publication date: February 21, 2002
    Inventors: Mans Wemmert, Tommy Crona, Lars Lindgren
  • Compact needle shielding device
    Patent number: 6234999
    Abstract: A catheter and introducer needle assembly with needle shield that is connected to the needle hub by a pleated tether. The tether defines a plurality of holes therein to allow the introducer needle to extend through the tether. The tether prevents unwanted proximal movement of the needle with respect to the needle shield once the needle has been withdrawn into the needle shield.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: May 22, 2001
    Assignee: Becton, Dickinson and Company
    Inventors: Mans Wemmert, Tommy Crona, Lars Lindgren