Abstract: A prosthetic socket system comprising a prosthetic socket and a liner, said prosthetic socket having a distal end region, at least one socket wall extending therefrom in proximal direction, and connection means for securing a prosthetic component. The socket wall, when in the applied state, at least partially enclose a stump that is received in the prosthetic socket The liner includes a proximal entry opening and a lateral wall which extends in the distal direction, at least partially surrounds a stump when in the applied state and is arranged between the stump and the prosthetic socket when in the applied state. A coupling device is arranged between the liner and the prosthetic socket in the distal end region, and, on the outer side of the lateral wall of the liner and on the inner side of the socket wall, resistance regions are arranged or formed which interact with one another and which counteract a movement extracting said liner out of the prosthetic socket, in the proximal direction.

Abstract: A spring mechanism having at least two wave washers and at least one spring washer between the wave washers. The wave washers are mounted so as to be twistable relative to one another.

Abstract: A prosthesis socket comprising a proximal entry open and a distal end or a distal end region and a fastening system provided there for a prosthesis component, wherein the prosthesis socket has a frame consisting of a fiber-reinforced plastic material with at least one opening, a textile which spans the opening being fixed to the frame.

Abstract: An orthopedic joint device is provided, the device having an upper part, a lower part pivotably mounted thereon and an actuator fastened to the upper part and the lower part and having a drive shaft coupled to an output element via a force transmission device, the force transmission device having a load transmission element that can by adjusted depending on the load.

Abstract: A hydraulic actuator for orthotics or prosthetics, comprising a control element with a housing, in which a cylinder is arranged, in which a piston is mounted so as to be movable and divides the cylinder into a flexion chamber and an extension chamber, a fluidic connection is arranged between the flexion chamber and the extension chamber, and in each of said chambers there is arranged a control valve for influencing the extension movement or flexion movement, a motorised pump being arranged in the fluidic connection, with the hydraulic fluid being conducted from one chamber to the pump through at least one control valve in an intake-side connection line, and a check valve being arranged in a delivery-side connection line from the pump to the other chamber and blocking a return flow of the pumped medium from this chamber to the pump against the conveying direction of the pump.

Abstract: A method for controlling an artificial knee joint comprising an upper part and a lower part pivotally connected to each other, a resistance unit arranged between the upper part and the lower part and having an adjusting device to adjust the damping resistance, a control unit, the adjustment taking place on the basis of sensor data from at least one sensor. During the swing phase at least one of the knee angle (KA), the knee angle velocity (KAV), the knee angle acceleration (KAA), the lower limb angle, the lower limb velocity, the lower limb acceleration, the ankle moment (AM) and the axial force (AF) is sensed, the curve of the parameter is determined and the damping resistance is changed when, after an extreme value of the parameter is reached, the monotonic behavior of the curve of the parameter changes within the swing phase.

Abstract: An actuator-damper unit for use in orthotic or prosthetic devices. The actuator-damper unit includes a housing which may be fastened on the orthotic or prosthetic device and in which a cylinder is formed. A first piston is displaceably mounted in the cylinder and is coupled to a piston rod. The piston rod is disposed, via a first end, on the first piston and may be coupled, via a second end, to the orthotic or prosthetic device. The first piston separates two fluid chambers in the cylinder from each other and forms a piston-cylinder unit, wherein at least one further piston is coupled to the first piston in order to form at least one further, variable-volume fluid chamber.

Abstract: A spring adapter for arrangement on an orthopedic joint system is disclosed, where the orthopedic joint system includes an upper part and a lower part articulated thereto about a pivot axis. The joint system comprises a resistance element that exerts a resistive force on a pivoting movement about the pivot axis. The spring adapter comprises at least one pneumatic spring element, flexible spring element and/or torsion spring element and is tensioned when the upper part is pivoted relative to the lower part.

Abstract: The invention relates to a method for controlling an artificial knee joint which includes an upper part having an anterior side and a posterior side; a lower part mounted on the upper part so as to be pivotable about a knee axis and having an anterior side and a posterior side; a foot part arranged on the lower part; at least one sensor; a control device connected to the at least one sensor; and an actuator which is coupled to the control device and by means of which an achievable knee angle (KAmax) between the posterior side of the upper part and the posterior side of the lower part in the swing phase can be set by the control device.

Abstract: A method for controlling an artificial orthotic or prosthetic joint of a lower extremity with a resistance unit to which at least one actuator is associated, via which the bending and/or stretching resistance is changed depending on sensor data. During the use of the joint, status information is provided via sensors. A device for carrying out such a method provides bending resistance that is increased or not lowered in the standing phase, when an inertial angle of a lower leg part is decreasing relative to a vertical direction and a front foot under pressure at the same time are identified.

Abstract: The invention relates to an actuator for an orthopedic device with an actuator housing and a heat store for storing the heat produced during operation of the actuator, the heat store having a heat store housing that has a cavity and a heat storage medium present therein, or consisting of a heat storage medium. The heat store is designed to be attachable to or in the actuator housing and has a receiving region that matches an actuator housing region and, when the heat store is mounted, is in heat-transferring contact with the actuator housing.

Abstract: A hydraulic actuator includes a housing and with a chamber, which is arranged or formed in the housing and in which a piston is mounted movably and divides the chamber into a flexion chamber and an extension chamber. A channel for hydraulic fluid leads from the flexion chamber and the extension chamber into the housing in order to produce a fluidic connection between the flexion chamber and the extension chamber. At least one valve is arranged in the fluidic connection. The channels lead from the housing to a valve block in which the at least one valve is arranged and is fluidically coupled to the channels, and the valve block is connected to the housing.

Abstract: The invention relates to a method for operating an orthopedic device, which supports a first body part of a wearer and has at least one controllable actuator, wherein the method includes a) determining a chronological progression of at least one parameter, which allows a conclusion to be drawn regarding a state of motion of the wearer, from measurement values of at least one sensor, b) detecting the state of motion from the at least one determined chronological progression and c) controlling the at least one controllable actuator depending on the detected state of motion, wherein, for detecting the state of motion, at least the chronological progression of at least one parameter of a second body part of the wearer is also used.

Abstract: The invention relates to a method for operating an orthopedic device which supports or replaces a first body part of a wearer and has at least one controllable actuator, wherein the method includes a) determining a chronological profile of at least one parameter, which allows for a conclusion to be made regarding a movement status of the wearer, from measurement values of at least one sensor; b) detecting the movement status from the at least one determined chronological profile; and c) controlling the at least one controllable actuator depending on the identified movement status, wherein at least the chronological profile of at least one parameter of a second body part of the wearer is also used to identify the movement status.

Abstract: A jamming roller lock with a housing and at least two jamming discs, which are arranged in the housing such that they can be rotated and which each comprise at least one recess, in which a jamming roller is located, at least one driving projection and at least one driven projection, wherein the jamming discs are arranged and designed in such a way that a rotation of the jamming discs can be achieved by driving the driving projections and a rotation of the jamming discs is prevented by driving the driven projections.

Abstract: A method for controlling a damping modification in an artificial knee joint of an orthosis, an exoskeleton, or a prosthesis. The artificial knee joint has an upper part pivotally connected to a lower part. A resistance unit is secured between the upper part and the lower part in order to provide a resistance against a flexion or extension. The resistance unit is paired with an adjustment device to modify the resistance when a sensor signal of a control unit paired with the adjustment device activates the adjustment device. The flexion resistance is reduced for the swing phase. A curve of at least one load characteristic is detected when walking or standing; a maximum of the load characteristic curve when standing is ascertained; and the flexion damping is reduced to a swing-phase damping level during the standing phase when a threshold of the load characteristic below a maximum is reached.

Abstract: An orthopedic device with an end effector and a driving device, which is configured to drive the end effector by transferring a torque from the driving device to the end effector, wherein the orthopedic device features an overload protection that is configured to only prevent a transmission of a torque from the end effector to the driving device up to a threshold torque in at least one direction, and the overload protection includes at least a first coupling element and a second coupling element, which can be rotated relative to one another and which are coupled magnetically.

Abstract: The invention relates to a method for controlling an orthotic or prosthetic device and an orthotic or prosthetic device, which can be placed on the body of a user and secured, including a joint device having a proximal component and a distal component, which are pivotally mounted on one another about a pivot axis; at least one adjustable actuator which is arranged between the proximal component and the distal component and via which a movement behaviour relating to a pivoting of the proximal component relative to the distal component can be adjusted; at least one detection device for detecting muscle contractions; and a control device which is coupled to the detection device and to the actuator, processes (electrical) signals from the detection unit, and adjusts the actuator according to the signals, wherein the detection device is designed for detecting muscle contractions.

Abstract: The invention relates to a method for evaluating usage data of at least one orthopaedic device which is equipped with sensors for detecting properties, states, or changes in properties or states, wherein the sensors are connected to a transmitter directly or via a storage device and the transmitter transmits the sensor data provided by the sensors to an evaluation unit in a computer network in which the sensor data is processed.

Abstract: A method for controlling a damping modification in an artificial knee joint of an orthosis, an exoskeleton, or a prosthesis. The artificial knee joint has an upper part pivotally connected to a lower part A resistance unit is secured between the upper part and the lower part in order to provide a resistance against a flexion or extension. The resistance unit is paired with an adjustment device to modify the resistance when a sensor signal of a control unit paired with the adjustment device activates the adjustment device. The flexion resistance is reduced for the swing phase. A curve of at least one load characteristic is detected when walking or standing; a maximum of the load characteristic curve when standing is ascertained; and the flexion damping is reduced to a swing-phase damping level during the standing phase when a threshold of the load characteristic below a maximum is reached.