Patents by Inventor Charles WALTHER

Charles WALTHER 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: 20230172592
    Abstract: A kit of parts and a biopsy instrument (1) comprising a base member (10) which extends from a proximal end (10a) to a distal end (10b) along a central geometrical axis (A), wherein at least a distal end portion (10b?) of the base member (10) is shaped as an elongated hollow tube (10), the distal end (10b) being intended to be rotated and at least partly inserted into a tissue (50) from which a biopsy is to be obtained, wherein the elongated hollow tube (10) is provided with a distally facing circular cutting edge (11) defining a mouth (10c) of the distal end (10b) of the elongated hollow tube (10), wherein the elongated hollow tube (10) has, at a distal portion (10b?) of the elongated hollow tube (10), a hollow elongated tubular sample acquiring portion (10b?) having a smooth interior surface (12). The disclosure also relates to a method of acquiring a biopsy.
    Type: Application
    Filed: April 7, 2021
    Publication date: June 8, 2023
    Applicant: Bibbinstruments AB
    Inventors: Charles Walther, Stephan Dymling, Bruno Walther
  • Publication number: 20230157676
    Abstract: A biopsy instrument (1) comprising a base member (10) which extends from a proximal end (10a) to a distal end (10b) along a central geometrical axis (A), wherein at least a distal end portion (10b?) of the base member (10) is shaped as an elongated hollow tube (10), the distal end (10b) being intended to be at least partly inserted into a tissue (50) from which a biopsy is to be obtained, wherein the elongated hollow tube (10) is provided with a distally facing circular cutting edge (11) defining a mouth (10c) of the distal end (10b) of the elongated hollow tube (10), wherein the elongated hollow tube (10) has, at a distal portion (10b?) of the elongated hollow tube (10), a hollow elongated tubular sample acquiring portion (10b?) having a smooth interior surface (12). The disclosure also relates to a kit of parts and a method of acquiring a biopsy.
    Type: Application
    Filed: April 8, 2020
    Publication date: May 25, 2023
    Applicant: BibbInstruments AB
    Inventors: Charles Walther, Stephan Dymling, Bruno Walther
  • Publication number: 20210330304
    Abstract: A biopsy instrument (1) comprising a base member (10) which extends from a proximal end (10a) to a distal end (10b) along a central geometrical axis (A), wherein at least a distal end portion (10b?) of the base member (10) is shaped as an elongated hollow tube (10), the distal end (10b) being intended to be at least partly inserted into a tissue (50) from which a biopsy is to be obtained, wherein the hollow tube (10) is provided with a distally facing circular cutting edge (11) defining a mouth (10c) of the distal end (10b) of the hollow tube (10), wherein the hollow tube (10) has, at a distal portion (10b?) of the hollow tube (10), a hollow elongated tubular sample acquiring portion (10b?) having a smooth interior surface (12). The disclosure also relates to a kit of parts and a method of acquiring a biopsy.
    Type: Application
    Filed: October 8, 2019
    Publication date: October 28, 2021
    Applicant: BibbInstruments AB
    Inventors: Charles Walther, Stephan Dymling, Bruno Walther
  • Patent number: 10806435
    Abstract: An endoscopic biopsy instrument (1) is disclosed comprising a guide wire (2) arranged in a sheath (3), a drill device (5) arranged at a first end (4) of said guide wire (2), and an actuator (11) for actuating said drill device (5), said actuator being arranged at a second end (10) of said guide wire (2). The drill device (5) comprises an outer tube (6) and an inner cutting device (7). The inner cutting device (7) is slidable and rotatable inside said outer tube (6). The inner cutting device (7) has a helical cutting edge (8). An endoscope comprising such an endoscopic instrument (1) is also disclosed, as well as a method for taking a biopsy sample from a tissue of a subject.
    Type: Grant
    Filed: August 2, 2013
    Date of Patent: October 20, 2020
    Assignee: BibbInstruments AB
    Inventor: Charles Walther
  • Publication number: 20170135679
    Abstract: An endoscopic biopsy instrument for obtaining a tissue sample from a body of a patient. The endoscopic biopsy instrument comprising a proximal portion (P) adapted to remain outside of the body of the patient in use, and a distal portion (D) adapted to be inserted into the body of the patient in use. The endoscopic biopsy instrument further comprising a sleeve (9) and a motion transferring member (3). The distal end (3E) of the motion transferring member being adapted to be connected to a rotatable cutting tip (5) being extendable from a distal end of the sleeve, and being configured to obtain a tissue sample from within the body of the patient using rotary motion.
    Type: Application
    Filed: June 2, 2015
    Publication date: May 18, 2017
    Inventors: Charles Walther, Stephan Dymling, Bruno Walther
  • Publication number: 20150223788
    Abstract: An endoscopic biopsy instrument (1) is disclosed comprising a guide wire (2) arranged in a sheath (3), a drill device (5) arranged at a first end (4) of said guide wire (2), and an actuator (11) for actuating said drill device (5), said actuator being arranged at a second end (10) of said guide wire (2). The drill device (5) comprises an outer tube (6) and an inner cutting device (7). The inner cutting device (7) is slidable and rotatable inside said outer tube (6). The inner cutting device (7) has a helical cutting edge (8). An endoscope comprising such an endoscopic instrument (1) is also disclosed, as well as a method for taking a biopsy sample from a tissue of a subject.
    Type: Application
    Filed: August 2, 2013
    Publication date: August 13, 2015
    Inventor: Charles WALTHER