Patents by Inventor David A. Mackiewicz

David A. Mackiewicz 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).

  • Patent number: 10507013
    Abstract: An anchor assembly configured to locate and anchor body tissue surrounding an opening in the body tissue. The anchor assembly can include a plurality of anchor elements. Each anchor element can include an elongate portion and an anchor portion extending from the elongate portion. The elongate portion can be configured to be manipulated by a user. The anchor portion can have a contracted configuration capable of passing through the opening in the body tissue and can have an expanded configuration capable of anchoring the body tissue surrounding the opening. The anchor portion and the elongate portion can be integrally formed from a single wire.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: December 17, 2019
    Assignee: Abbott Cardiovascular Systems, Inc.
    Inventors: Laveille Kao Voss, Kelly A. Pike, David A. Mackiewicz, Andrew Switky, Gina L. Romero, Jonathan I. Kaplan, Anthony P. Patron
  • Publication number: 20170086805
    Abstract: An anchor assembly configured to locate and anchor body tissue surrounding an opening in the body tissue. The anchor assembly can include a plurality of anchor elements. Each anchor element can include an elongate portion and an anchor portion extending from the elongate portion. The elongate portion can be configured to be manipulated by a user. The anchor portion can have a contracted configuration capable of passing through the opening in the body tissue and can have an expanded configuration capable of anchoring the body tissue surrounding the opening. The anchor portion and the elongate portion can be integrally formed from a single wire.
    Type: Application
    Filed: October 3, 2016
    Publication date: March 30, 2017
    Inventors: Laveille Kao Voss, Kelly A. Pike, David A. Mackiewicz, Andrew Switky, Gina L. Romero, Jonathan I. Kaplan, Anthony P. Patron
  • Patent number: 9456814
    Abstract: An anchor assembly configured to locate and anchor body tissue surrounding an opening in the body tissue. The anchor assembly can include a plurality of anchor elements. Each anchor element can include an elongate portion and an anchor portion extending from the elongate portion. The elongate portion can be configured to be manipulated by a user. The anchor portion can have a contracted configuration capable of passing through the opening in the body tissue and can have an expanded configuration capable of anchoring the body tissue surrounding the opening. The anchor portion and the elongate portion can be integrally formed from a single wire.
    Type: Grant
    Filed: April 9, 2012
    Date of Patent: October 4, 2016
    Assignee: ABBOTT CARDIOVASCULAR SYSTEMS, INC.
    Inventors: Laveille Kao Voss, Kelly A. Pike, David A. Mackiewicz, Andrew Switky, Gina L. Romero, Jonathan I. Kaplan, Anthony P. Patron
  • Publication number: 20130267995
    Abstract: An anchor assembly configured to locate and anchor body tissue surrounding an opening in the body tissue. The anchor assembly can include a plurality of anchor elements. Each anchor element can include an elongate portion and an anchor portion extending from the elongate portion. The elongate portion can be configured to be manipulated by a user. The anchor portion can have a contracted configuration capable of passing through the opening in the body tissue and can have an expanded configuration capable of anchoring the body tissue surrounding the opening. The anchor portion and the elongate portion can be integrally formed from a single wire.
    Type: Application
    Filed: April 9, 2012
    Publication date: October 10, 2013
    Applicant: ABBOTT CARDIOVASCULAR SYSTEMS, INC.
    Inventors: Laveille Kao Voss, Kelly A. Pike, David A. Mackiewicz, Andrew Switky, Gina L. Romero, Jonathan I. Kaplan, Anthony P. Patron
  • Publication number: 20070288080
    Abstract: side and a pair of pins for insertion into the sleeve. In another embodiment, the device has an expanding mandrel having a side, two open ends and a plurality of longitudinal slots along the side. An expansion pin is included, and has a cylindrical body with a tapered tip. In another embodiment, the device expands a stent into a tapered stent. The tapered stent expanding device includes a slotted expansion mandrel and a tapered pin having an expansion crown. In another aspect, the device includes a threaded mandrel for the uniform expansion of the diameter of a stent.
    Type: Application
    Filed: June 7, 2006
    Publication date: December 13, 2007
    Inventors: Michael W. Maccollum, Michael R. Bialas, David A. Mackiewicz
  • Publication number: 20070288034
    Abstract: A stent expansion device includes an expanding mandrel having a side, a threaded internal channel, two open ends and a plurality of longitudinal slots along the side. An expansion pin is included, and has a cylindrical body with a threaded tapered portion. The device is configured to expand a stent by rotating or screwing the tapered portion of the expansion pin within the internally treaded mandrel. A method of expanding a stent in a controlled fashion using the stent expansion device is also described.
    Type: Application
    Filed: March 22, 2007
    Publication date: December 13, 2007
    Inventors: Michael W. MacCollum, Michael R. Bialas, David A. Mackiewicz