Kardion Gmbh

Robert Boschgmbh

Ingo Stotz

Armin Schuelke

David Minzenmay

Thomas Alexander Schlebusch

Johannes Bette

Michael Jiptner

Samuel Vasconcelos Araujo

Fabian Eiberger

Andreas Vogt

Stefan Henneck

Tobias Schmid

Julian Kassel

Xiang Li

Peter Wassermann

Uwe Vollmer

Niko Baeuerle

Yannick Fabian Frey

The approach presented here concerns a pump for delivering a fluid. The pump comprises an impeller, a drive device with a shaft, a shaft housing and a sealing device. The impeller is shaped to deliver the fluid. The drive device with the shaft is designed to drive the impeller. The shaft housing is shaped to receive the shaft and/or the drive device. The sealing device comprises at least one casing sealing element and/or an impeller sealing element which is received between the drive device and the impeller and which is designed to prevent fluid from entering the drive device and/or the shaft casing during operation of the pump.

Pump for delivering a fluid and method of manufacturing a pump

The invention relates to an impeller housing () for an implantable, vascular support system (), at least comprising: an impeller housing body () having a first longitudinal portion () and a second longitudinal portion (); —at least one holder (), which is disposed in the first longitudinal portion (), wherein the holder () is configured such that it can hold a bearing () for rotatably mounting an impeller () in the center of a cross-section of the impeller housing body () through which a fluid can flow, —at least one opening () through which liquid can flow and which is disposed in the second longitudinal portion () and in a lateral surface of the impeller housing body ().

Impeller housing for an implantable, vascular support system

The invention relates to an electronics module () for a ventricular assist device, wherein the ventricular assist device has a motor housing for accommodating a pump motor. The electronics module () comprises an electronics section () for accommodating at least one electronic component () and/or at least one electrically conductive contacting element (), and a coupling section () designed as a joint between the motor housing () and the electronics section () or as a separate component to be joined, wherein the motor housing () and the electronics section () are combined or can be combined via the coupling section () with one another to form a fluid-tight module housing () to be arranged in a blood vessel.

Electronics module and arrangement for a ventricular assist device, and method for producing a ventricular assist device

The invention relates to a bearing device () for a cardiac support system. The bearing device () comprises a stand unit () and an impeller (). The stand unit () is designed to support the impeller () such that it can rotate. The impeller () is designed to rotate during an operation of the cardiac support system in order to convey a pump fluid flow (). The impeller () is designed to enclose at least one subsection () of the stand unit () in the assembled state of the bearing device (), wherein an intermediate space () for guiding a flushing fluid flow () is provided between the subsection () and the impeller (). At least one flushing outlet () is formed in the impeller (). The flushing outlet () is designed to discharge the flushing fluid flow () from the intermediate space () by means of centrifugal force when the cardiac support system is in operation.

Bearing device for a heart support system, and method for rinsing a space in a bearing device for a heart support system

The invention relates to an implantable vascular support system (), comprising:—a fluid channel () passing through the support system () and through which fluid can flow; —a first pressure sensor () arranged and configured to determine at least a static pressure or a total pressure in the region of the support system (); —a second pressure sensor () arranged and configured to determine at least a static pressure or a total pressure in the region of the fluid channel ().

Cardiac support system flow measurement using pressure sensors

The invention relates to a stator vane device () for guiding the flow of a fluid flowing out of an outlet opening () of a heart support system (). The stator vane device () has at least one stator vane (), which can be connected to the heart support system () and arranged in the region of the outlet opening (). The at least one stator vane () is formed such that it can be folded together to take an insertion state of the heart support system () and can be unfolded to take a flow guiding state. The at least one stator vane () is designed to project radially or obliquely from the heart support system () in the flow guiding state.

Stator vane device for guiding the flow of a fluid flowing out of an outlet opening of a ventricular assist device, ventricular assist device with stator vane device, method for operating a stator vane device and manufacturing method

The invention relates to a device () for inductive energy transfer into a human body (), having a transmitter unit () with a housing (), in which at least one transmitter coil () is arranged, wherein the housing () comprises a contact surface (), which is configured in order to be brought into surface contact with the body (), and a receiver unit () that can be positioned in the body () with a receiver coil (), wherein a heat-insulating element () and a heat-conducting element () are arranged between the transmitter coil () and the body.

Device for inductive energy transmission into a human body and use thereof

The approach presented here relates to an analysis device () for analyzing a viscosity of a fluid (). The analysis device () comprises a detection device () and a provisioning device (). The detection device () is formed to determine the viscosity of the fluid () using at least one Doppler parameter of a Doppler spectrum of the fluid (). The provisioning device () is formed to provide or transmit a viscosity signal that represents the viscosity determined by the detection device ().

Analysis device and method for analyzing a viscosity of a fluid

The invention relates to a gas supply apparatus () having a shaft () which is rotatably mounted in a housing () using a gas bearing assembly () that is temperature-controlled with dispensing gas, and comprising a gas temperature-control device. In order to improve the gas supply apparatus () in respect of its manufacturing process and/or its functions, the gas temperature-control device is combined with a liquid temperature-control device () in an annular space () of the gas supply apparatus ().

Gas supply apparatus

The approach presented here relates to a determination appliance () for determining a viscosity of a fluid. The determination appliance () has at least one determination device () and a provisioning device (). The determination device () is designed to determine the viscosity of the fluid and/or a rotational speed (ω) of a blade wheel () for conveying the fluid by using at least one detected volume flow of the fluid and a detected pressure difference of the fluid. The provisioning device () is designed to provide or send a viscosity signal () representing the viscosity determined by the determination device ().

Systems and methods for determining a viscosity of a fluid

The invention relates to a transmitter unit () comprising a housing (), a transmitter coil () arranged in the housing () for inductively transferring electrical energy to a receiver unit () which is provided with a receiver coil () and is arranged in the tissue () of the body () of a patient when the housing () having a contact surface () is placed on the body (), and comprising a control device () for controlling the operation of the transmitter coil (). According to the invention, a temperature sensor () is provided in the transmitter unit for determining a heating of the tissue () of the body () caused by the inductive transfer of electrical energy to the receiver unit (). The invention also relates to methods for determining the temperature (T) of the tissue () of a body () on a surface (), by which electrical energy is inductively transmitted for supplying an electrical consumer arranged in the tissue () of the body (), and to a method for inductively transferring electrical energy.

Transmission unit comprising a transmission coil and a temperature sensor

The invention relates to a feed line () for a pump unit () of a cardiac support system (). The feed line () is embodied to guide a fluid flow to a pump unit () of the cardiac support system (). The feed line () comprises a feed head portion () with at least one introduction opening () for introducing the fluid flow into the feed line () and a contoured portion () with an inner surface contour. The contoured portion () is disposed adjacent to the feed head portion (). An inner diameter of the contoured portion () at a first position is greater than the inner diameter at a second position. The inner surface contour has a rounded portion at the second position for reducing the inner diameter.

Feed line for a pump unit of a cardiac assistance system, cardiac assistance system and method for producing a feed line for a pump unit of a cardiac assistance system

The invention relates to an axial flow pump () for a ventricular assist device. The axial flow pump () comprises a pump housing () for arranging in a blood vessel and a pump rotor (), which is or can be mounted in the pump housing () for rotation about an axis of rotation and which consists of a hub () and at least one blade element () which is helically wound around the hub (), at least in portions, and is provided for conveying, in the direction of the axis of rotation (), a medium to be conveyed. In order to increase the pump efficiency, the blade element () has at least one blade section () having an undulating blade curvature.

Axial-flow pump for a ventricular assist device and method for producing an axial-flow pump for a ventricular assist device

The invention relates to a rotor bearing system (). Said system comprises a housing () in which a first permanent magnet () is mounted such that it can rotate about a first axis (). A rotor () for conveying a liquid comprises a second hollow-cylindrical permanent magnet (), which is mounted such that it can rotate about a second axis. The first permanent magnet () and the second permanent magnet () overlap axially at least partially, wherein the first permanent magnet () is disposed offset relative to the second permanent magnet (). In the axial overlap region () of the first permanent magnet () and the second permanent magnet (), the housing () is positioned between the two permanent magnets (). A first bearing () is configured for the relative axial positioning of the rotor () and the housing () with respect to one another and for receiving an axial force resulting from the arrangement of the first permanent magnet () and the second permanent magnet (), and a second bearing () and a third bearing () are configured for receiving radial forces and for positioning the axis of rotation of the second permanent magnet ().

Growing community of inventors

Ditzingen, Germany

Ingo Stotz