Patents by Inventor Alexander LÖWEN

Alexander LÖWEN 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).

  • Publication number: 20220316112
    Abstract: The invention relates to a method for producing a vascular implant. The method comprises: obtaining vessel parameters; creating a computer-aided model of a vascular implant based on the obtained vessel parameters, wherein the vascular implant comprises one or more modules, each comprising at least one tubular liner body; selecting one or more structural elements of a respective module from the group consisting of: one or more diameter changes along at least one tubular liner body, one or more bifurcations, one or more branches, one or more recesses, one or more local reinforcements, and one or more iliac vessel grafts. The method further comprises: determining parameters relating to the one or more selected structural elements; integrating the structural elements into the computer-aided model according to the determined parameters; and producing the vascular implant based on the created computer-aided model. Furthermore, the invention relates to vascular implants produced by means of the method.
    Type: Application
    Filed: May 5, 2020
    Publication date: October 6, 2022
    Applicant: RHEINISCH-WESTFÄLISCHE TECHNISCHE HOCHSCHULE (RWTH) AACHEN
    Inventors: Valentine GESCHÉ, Alexander LÖWEN, Kathrin KURTENBACH, Thomas GRIES
  • Publication number: 20210251740
    Abstract: The invention relates to a method for producing a stent graft. The method comprises providing a graft made of a first polymer-based material and applying a stent structure comprising a plurality of struts made of a second polymer-based material onto the graft by means of an additive manufacturing method. The invention further relates to a stent graft produced by means of the method.
    Type: Application
    Filed: June 25, 2019
    Publication date: August 19, 2021
    Applicant: RHEINISCH-WESTFÄLISCHE TECHNISCHE HOCHSCHULE (RWTH) AACHEN
    Inventors: Alexander LÖWEN, Valentine GESCHÉ, Stefan JOCKENHÖVEL, Thomas GRIES