Patents Assigned to pfm medical ag
  • Patent number: 11938300
    Abstract: The invention relates to a device for the dosed dispensing of an infusion fluid, in particular for administering an infusion for a patient, comprising a fluid vessel for accommodating the infusion fluid, and comprising an infusion line which is arranged between the fluid vessel and a patient access during the use of the device, wherein the fluid vessel and the infusion line are connected to one another, and the infusion line is designed such that at least a sub-section of the infusion line has a predefined inner diameter and a predefined length, such that the amount of infusion fluid accommodated in the fluid vessel is dispensed to the patient access over a predetermined time period in a manner dependent on a predefined height at which the fluid vessel is arranged above the patient access.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: March 26, 2024
    Assignee: PFM MEDICAL AG
    Inventor: Franz Freudenthal
  • Patent number: 11933696
    Abstract: The invention relates to a microtome, in particular a rotary microtome (1), comprising a micrometer mechanism (3) having a drive (2) for producing a relative movement between an object holder (4) and a blade and a positioning device acting on the micrometer mechanism (3) to influence the relative movement, the positioning device comprising an advancing device (6) and a trimming device (7) interacting with the advancing device (6), said microtome being designed and modified with regard to a simple and reliable adjustment of the trimming device (7) as well as activation/deactivation of a retraction by structurally simple means in such a way that the positioning device has a combined actuating device (8) for both an adjustment of the trimming device (7) and also an activation/deactivation of a retraction which can be carried out by means of the advancing device (6).
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: March 19, 2024
    Assignee: PFM MEDICAL AG
    Inventors: Steffen Kraus, Erwin Schneider
  • Patent number: 11925357
    Abstract: A system for connecting a medical implant to an insertion aid, comprising: a medical implant made of a helically wound wire, wherein the wire is formed into a first loop at the proximal end of the medical implant; a cylindrical, hollow insertion aid with a second loop at the distal end of the insertion aid; and a locking wire, which extends through the hollow insertion aid and is relatively movable to the insertion aid; wherein in a first operating state, in which the medical implant is connected to the insertion aid, the second loop of the insertion aid extends through the first loop of the medical implant and the locking wire extends through the second loop of the insertion aid, so that the first loop of the medical implant is arranged between the second loop of the insertion aid and the locking wire; and wherein in a second operating state the locking wire is retracted into the hollow insertion aid and out of the second loop, so that the first loop of the medical implant is no longer connected to the secon
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: March 12, 2024
    Assignee: PFM MEDICAL AG
    Inventors: Rodrigo Terrazas, Pierre Weitzig
  • Patent number: 11191884
    Abstract: The invention relates to a system for drainage of fluids or wound secretion from body and/or tissue openings of the human or animal body comprising a bag-like reservoir for collecting the fluid or wound secretion, with an upper inlet opening and a lower outlet opening, and a pre-evacuated container with an inlet opening, wherein the inlet opening of the pre-evacuated container is connected to the lower outlet opening of the bag-shaped reservoir.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: December 7, 2021
    Assignee: PFM MEDICAL AG
    Inventor: Daniel Backes
  • Patent number: 10993723
    Abstract: The invention relates to a medical implant for closure of a defect aperture, a vessel, an organ path or another aperture in a human or animal body, comprising a base body and at least one fibre, wherein the base body can be reversibly transformed against elastic material forces from a secondary shape into a primary shape, wherein in the primary shape the base body has an elongated shape and in the secondary shape is at least partially coiled and comprises a cone shape, which is characterized in that the at least one fibre is connected to the base body such that the fibre in the secondary shape of the base body extends at least once, preferably a plurality of times, transversely through the cone shape.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: May 4, 2021
    Assignee: PFM MEDICAL AG
    Inventor: Joachim Schaefer
  • Patent number: 10940302
    Abstract: The invention relates to an implantable access device for accessing the vascular system of a human or animal body, particularly subcutaneously implantable access port, comprising: at least one inlet opening, at least one outlet opening and at least one passageway between the at least one inlet opening and the at least one outlet opening, further comprising at least one valve assembly in the at least one passageway, which in a first, unactuated operating condition prevents a fluid flow through the at least one passageway and in a second, actuated operating condition permits a fluid flow through the at least one passageway, which is characterized in that the at least one valve assembly in the first, unactuated operating condition is longitudinally elongated and radially compressed in such a way to prevent a fluid flow through the at least one passageway and that the at least one valve assembly in the second, actuated operating condition is longitudinally compressed and radially elongated in such a way to permit
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: March 9, 2021
    Assignee: PFM MEDICAL AG
    Inventor: Stanislas Marie Bertrand Achard de la Vente
  • Patent number: 10813649
    Abstract: The invention relates to a device for closing an atrial appendage, particularly the left atrial appendage, comprising a closing element, designed to be arranged in an atrial appendage entrance and to prevent an entrance of blood into the atrial appendage and/or a leakage of thrombus out of the atrial appendage, which is configured that it does not, in the implanted state, protrude out of the atrial appendage into the atrium of the heart; a first anchoring element, which is arranged adjacent to the closing element and connected to the closing element, wherein the first anchoring element is designed for an anchoring on an atrial appendage tissue wall, a connecting element which is at least in a radial direction flexible and connected to the first anchoring element and a second anchoring element, which is connected to the connecting element and designed for an anchoring on an atrial appendage tissue wall.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: October 27, 2020
    Assignee: PFM MEDICAL AG
    Inventors: Alex Javois, Thilo Wack, Franz Freudenthal
  • Patent number: 10765784
    Abstract: The invention relates to a container for drainage of fluids or wound secretion, comprising an inlet opening to connect with a drainage line and an outlet opening for releasing waste air accumulated inside the container during drainage, which is characterized in that the container is pre-evacuated, and the outlet opening is sealable, so that the container is transferable in a first and in a second operating condition, wherein in the first operating condition the outlet opening is sealed, so that a suction can be achieved at the inlet opening caused by the vacuum inside the container, and in the second operating condition the outlet opening is opened, so that air can enter the container through the outlet opening and neutralize the vacuum present inside the container.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: September 8, 2020
    Assignee: PFM MEDICAL AG
    Inventors: Daniel Backes, Christian Baumeister, Nadine Kannwischer
  • Patent number: 10631839
    Abstract: Disclosed is an implantable device (1) to be used in a human and/or animal body for occluding or partially occluding defective openings, hollow spaces, organ tracts, etc. or creating a defined connecting opening between walls, organs, hollow spaces, etc. Said implantable device (1) comprises a support structure which has a great length-to-width ratio along an axis (63) in a first operating state (primary shape) while having a smaller length-to-width ratio along said axis (63) in a second operating state (secondary shape). The support structure is provided with a proximal (20) and a distal section (30) and is formed from a single wire-type element (10) by intercoiling and/or intertwining and/or interweaving like a tissue and/or a cluster and/or a net. Also disclosed is a placing system especially for such an implantable device, comprising an advancing element (5), a directing wire (6,9) and/or an inner mandrin, and at least one holding wire (80,81).
    Type: Grant
    Filed: January 21, 2004
    Date of Patent: April 28, 2020
    Assignee: PFM MEDICAL AG
    Inventor: Franz Freudenthal
  • Patent number: 10632234
    Abstract: The invention relates to a vacuum container for drainage of fluids or wound secretion, wherein the vacuum container is pre-evacuated, with an inlet opening for connection to a drainage line, wherein at the inlet opening a vacuum indicator is located and that the inlet opening is sealable. The invention further relates to a drainage line for drainage of fluids or wound secretion, wherein the drainage line has a vacuum indicator, wherein the vacuum indicator is designed to indicate a vacuum inside a connected vacuum container. Further the invention relates to a system for drainage of fluids or wound secretion, comprising a vacuum container according to the invention and a drainage line.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: April 28, 2020
    Assignee: PFM MEDICAL AG
    Inventor: Christian Baumeister
  • Patent number: 10413433
    Abstract: The invention relates to a system for connecting a medical implant to an insertion aid, comprising: a first spiral connecting device at the proximal end of the medical implant, a second spiral connecting device at the distal end of the insertion aid, a core wire, which in a first operating state of the system fixes the first spiral connecting device and the second spiral connecting device in relation to one another, wherein in the first operating state the first spiral connecting device and the second spiral connecting device at least partially engage in one another and the core wire extends through the first spiral connecting device and the second spiral connecting device.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: September 17, 2019
    Assignee: PFM MEDICAL AG
    Inventor: Joachim Schaefer
  • Patent number: 10252033
    Abstract: The invention relates to device for covering a catheter access to a human or animal body, particular a central venous catheter access, comprising a wedge-shaped guiding element, which is arranged between the catheter of the catheter access and the surface of the human or animal body during use, in order to guide the catheter relative to the entry point into the human or animal; and a self-adhesive covering element for covering and fixing the wedge-shaped guiding element and the catheter in the area of the entry point into the human or animal body, which self-adhesive covering element is affixed to the surface of the human or animal body during use in such a way, that the catheter and the wedge-shaped guiding element are at least partially arranged between the covering element and the surface of the human and/or animal body.
    Type: Grant
    Filed: January 16, 2013
    Date of Patent: April 9, 2019
    Assignee: PFM MEDICAL AG
    Inventor: Helmut Knobloch
  • Patent number: 10182822
    Abstract: In an embolization device (1) with a main body (3) and with at least one thrombogenic fiber (2), which main body can be converted from an elongate primary shape to a secondary shape, the at least one thrombogenic fiber (2) is arranged in a configuration wound around the main body. In a method for producing an embolization coil of this kind, a primary coil (30) forming a main body (3) of the embolization coil (1) has at least one thrombogenic fiber (2) wound around it, and the primary coil (30) is converted in shape to a secondary coil.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: January 22, 2019
    Assignee: PFM MEDICAL AG
    Inventor: Franz Freudenthal
  • Patent number: 10046327
    Abstract: Tweezers, in particular for handling histological preparations, preferably thin tissue specimens, with two limbs connected elastically at one end, and with tips formed at the other, free end of the limbs and together forming an engagement area, wherein a central area serves for holding and actuating the limbs in order to bring the tips into contact with each other, are characterized in that the tips and/or the connection area of the limbs are designed as a housing with a storage medium for storing energy, and in that the storage medium directly or indirectly heats the engagement area or the tips to a predefined temperature.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: August 14, 2018
    Assignee: pfm medical ag
    Inventors: Erwin Schneider, Steffen Kraus
  • Patent number: 10004598
    Abstract: The invention relates to an implantable device for use in the human and/or animal body to replace an organ valve, comprising a main body having a first end and a second end, wherein the first end and the second each have an opening to provide a fluid connection through the main body between the first end and the second end; a first membrane element arranged inside or at one end of the main body, wherein the membrane element is formed in such a manner that it allows the fluid connection through the main body in a first flow direction and blocks the same in a second flow direction opposite the first flow direction; wherein the main body has a large ratio of length to transverse expansion along the longitudinal axis of the main body in a first operating state (primary form) and a smaller ratio of length to transverse expansion along the longitudinal axis of the main body in a second operating state (secondary form); and wherein the main body can be reversibly transferred from the secondary form to the primary fo
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: June 26, 2018
    Assignee: PFM MEDICAL AG
    Inventor: Franz Freudenthal
  • Patent number: 10004522
    Abstract: The invention relates to a snare device for catching an object, in particular for catching objects or foreign bodies in a human or animal body, said snare device comprising a hollow element, in particular a catheter, and a snare made of a flexible elastic shape-memory material, wherein the snare is movable relative to the hollow element and can be pulled into the hollow element and pushed out of it, and wherein the snare has an impressed original shape to which said snare return, when pushed out from the hollow element, as a result of the material stresses caused when it was pulled in, wherein the original shape of the snare has a twisted area, as a result of which a first loop and a second loop are formed, wherein the first loop is arranged substantially parallel to the longitudinal axis of the hollow element, and the second loop is at an angle with respect to the longitudinal axis of the hollow element, and which is characterized in that the snare thus deformed is introduced into the hollow element and is a
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: June 26, 2018
    Assignee: PFM MEDICAL AG
    Inventor: Bernhard Kramann
  • Patent number: 9999725
    Abstract: The invention relates to a safety needle device, particularly for the puncture of a port implanted subcutaneously in a human or animal body, comprising a first housing; a hollow needle, wherein the needle has a first sub-section and a second sub-section, and the first sub-section extends along a puncture axis, which runs at a right angle to the surface of the human or animal body, and the second sub-section of the needle being arranged at a right angle to the first sub-section, substantially parallel to the surface of the human or animal body, wherein the hollow needle is or can be connected to the first housing, particularly in the region of the second sub-section; a cover comprising a through-hole for receiving the first sub-section of the needle, wherein the cover can be moved from a first position into a second position relative to the first housing, wherein the movement occurs substantially along the puncture axis; and an at least partially flexible limiting element for limiting the relative movement bet
    Type: Grant
    Filed: March 20, 2013
    Date of Patent: June 19, 2018
    Assignee: PFM MEDICAL AG
    Inventor: Helmut Knobloch
  • Patent number: 9999432
    Abstract: The invention relates to a snare device for catching an object, in particular for catching objects or foreign bodies in a human or animal body, comprising a hollow element, in particular a catheter, and a snare of a flexible elastic shape-memory material, wherein the snare can be moved relative to the hollow element and can be pulled into the hollow element and can be pushed out of the hollow element, and wherein the snare has a memorized original shape, to which the snare returns, when the snare is pushed out of the hollow element, by means of the material stresses caused when the snare is pulled in, and the hollow element has an outlet opening, which is arranged laterally on the hollow element and which is set back from the distal end of the hollow element and through which the snare can be pushed out of the hollow element and can be pulled into the hollow element.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: June 19, 2018
    Assignee: PFM MEDICAL AG
    Inventor: Bernhard Kramann
  • Patent number: D942640
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: February 1, 2022
    Assignee: pfm medical ag
    Inventors: Steffen Kraus, Erwin Schneider
  • Patent number: D962464
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: August 30, 2022
    Assignee: PFM MEDICAL AG
    Inventors: Steffen Kraus, Erwin Schneider