Patents by Inventor Hoc-Kiem Trieu

Hoc-Kiem Trieu 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: 11357536
    Abstract: A device set and a method for producing a micro-graft matrix with a plurality of punched full-thickness skin parts (12) from skin includes a film set of at least one first film (1) and one second film (2), which adhere to and are peelable from one another; an adhesive (10) to stick the first film (1) onto the skin; a cutting device with an adapter to provide a predefined distance to the skin and to make a plurality of hollow-cylindrical cuts vertical to the film set down to a predetermined depth in the skin underneath, the film set being respectively cut and divided, so that an outer portion of the second film can be peeled off and inner portions remain; and a third film (3), stuck in contact with the second film (2). The punched full-thickness skin parts can be extracted from the skin as the micro-graft matrix using the third film (3).
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: June 14, 2022
    Assignee: LA VENIR BIOSCIENCE AG
    Inventors: Markus Depfenhart, Jörg Müller, Hoc-Kiem Trieu, Matthias Spanic
  • Publication number: 20210401447
    Abstract: A device set and a method for producing a micro-graft matrix with a plurality of punched full-thickness skin parts (12) from skin includes a film set of at least one first film (1) and one second film (2), which adhere to and are peelable from one another; an adhesive (10) to stick the first film (1) onto the skin; a cutting device with an adapter to provide a predefined distance to the skin and to make a plurality of hollow-cylindrical cuts vertical to the film set down to a predetermined depth in the skin underneath, the film set being respectively cut and divided, so that an outer portion of the second film can be peeled off and inner portions remain; and a third film (3), stuck in contact with the second film (2). The punched full-thickness skin parts can be extracted from the skin as the micro-graft matrix using the third film (3).
    Type: Application
    Filed: February 22, 2018
    Publication date: December 30, 2021
    Inventors: Markus Depfenhart, Jörg Müller, Hoc-Kiem Trieu, Matthias Spanic