Abstract: An orthopedic device with a hydraulic damping device, a valve with a valve seat and a valve body that is subjected to a closing force. The closing force is applied via a valve spring that is pre-loaded towards the valve seat. A fluid connection between the hydraulic damping device and the valve seat is provided. The valve features an adjustment device for adjusting the preload of the valve spring.

Abstract: An artificial finger for prosthetics and gripping technology, with a base, a first finger member mounted on the base in articulated manner, at least one secondary member mounted on the first finger member in articulated manner, and a drive for adjusting the secondary member relative to the first finger member and the first finger member relative to the base. At least one reset element is provided for resetting the first finger member and the secondary member, and the first finger member is acted upon with a resetting force which differs from the secondary member.

Abstract: A securing arrangement of a prosthetic hand on a forearm socket with a receiving frame that can be fixed to the forearm socket, the prosthetic hand being fixed to said receiving frame, wherein the receiving frame is designed to feature radially-directed openings, through which the securing elements protrude. The securing elements positively engage with a proximal connection section of the prosthetic hand.

Abstract: The invention relates to 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. The invention further relates to a device for carrying out such a method. According to the invention, the bending resistance is increased or not lowered in the standing phase, when an inertial angle of a lower leg part decreasing in the direction of the vertical and a front foot under pressure at the same time are identified.

Abstract: A prosthetic socket, comprising a base for distal connection means for attaching a prosthesis component to the prosthetic socket and comprising at least one side wall, which extends from the base in the proximal direction and at least partially extends around a stump to be held in the prosthetic socket, and at least one support for fastening the side wall to the base being arranged on the base.

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 method for producing a prosthesis socket in which a 3D-dataset is produced of an outer contour of a stump on which a prosthesis socket is to be mounted, and a base socket is produced from a first material in a 3D printing method using said 3D dataset, wherein an inner contour of the base socket corresponds to the outer contour of the stump, and at least one stabilising element consisting of a second material is laminated onto the base socket.

Abstract: A prosthesis device having a tension element fastened to a tensile force brace, which drives a movable component of a prosthesis device upon applying a tension force, wherein a sensor device is allocated to the tension element which detects the actuation of the tension element and activates a motor allocated to the movable component.

Abstract: An ankle brace for a prosthetic device includes a prosthetic foot and a lower leg piece. The ankle brace may bridge a gap between the prosthetic foot and the lower leg piece. The ankle brace may include a main member which is made of a flexible material and includes a cavity for accommodating the prosthetic device. At least one reinforcement element may be arranged on the main member which may increase the inherent stability of the ankle brace.

Abstract: An artificial joint for lower extremities, comprising an upper part, which has mechanisms for attaching to a user, and a lower part mounted thereon in a pivotal manner about a joint axis. The lower part can be bent in from an extended position into a flexed position. A force accumulator is associated with the joint and is loaded via a force transmission mechanism through a flexing movement of the upper part relative to the lower part and supports an extension movement of the lower part relative to the upper part at least over a part of the extension movement. The force transmission device exerts a maximum moment of extension at a bending angle between 45° to 80°.

Abstract: A prosthesis socket retaining device and a system for securing a prosthesis socket to an upper extremity, comprising a securing part that can be guided along the torso below the axilla of the contralateral, unprovided side of a patient, and a coupling element which can be secured to the prosthesis socket and connected to the securing part, wherein the coupling element is displaceably mounted on the securing part.

Abstract: A method for controlling an artificial orthotic or prosthetic knee joint, on which a lower-leg component is arranged and with which a resistance device is associated, the bending resistance (R) of which resistance device is changed in dependence on sensor data that are determined by means of at least one sensor during the use of the orthotic or prosthetic knee joint, wherein a linear acceleration (aF) of the lower-leg component is determined, the determined linear acceleration (aF) is compared with at least one threshold value, and, if a threshold value of the linear acceleration (aF) of the lower-leg component is reached, the bending resistance (R) is changed.

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: A method for controlling a damping change in an artificial knee joint of an orthosis or prosthesis, wherein the artificial knee joint has an upper part, a lower part mounted thereon such that it can pivot about a pivot axis, and a resistance unit which is secured on the upper part on an upper articulation point and on the lower part on a lower articulation point in order to provide a resistance to a bending or extending of the artificial knee joint, wherein an adjusting device is assigned to the resistance unit for changing the flexion resistance, wherein the resistance of the resistance unit is increased by an increasing knee angle starting from a knee angle threshold value.

Abstract: A method for controlling an artificial orthotic or prosthetic knee joint, on which a lower-leg component is arranged and with which a resistance device is associated, the bending resistance (R) of which resistance device is changed in dependence on sensor data that are determined by means of at least one sensor during the use of the orthotic or prosthetic knee joint, wherein a linear acceleration (aF) of the lower-leg component is determined, the determined linear acceleration (aF) is compared with at least one threshold value, and, if a threshold value of the linear acceleration (aF) of the lower-leg component is reached, the bending resistance (R) is changed.

Abstract: A method for controlling a change of resistance in an artificial joint of an orthosis, an exoskeleton or prosthesis of a lower extremity. The artificial joint has an upper part and a lower part which are secured on each other so as to be pivotable about a pivot axis, a damper unit is secured between the upper part and the lower part in order to provide a resistance to flexion or extension of the artificial joint, and the damper unit is assigned an adjusting mechanism via which the resistance is changed when a sensor signal of a control unit assigned to the adjusting mechanism activates the adjusting mechanism. The resistance is changed as a function of the position and/or length of the measured or calculated leg tendon and/or the time derivatives thereof.

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 method for controlling the standing-phase damping of an artificial knee joint comprising an upper part and a lower part which are secured together in a pivotal manner about a pivot axis, a resistance unit which is arranged between the upper part and the lower part and has an adjustment device via which the damping resistance can be modified, and a control unit which is coupled to the adjustment device and which is connected to at least one sensor. The adjustment is carried out on the basis of sensor data, and the knee angle is detected by the at least one sensor during the standing-phase inflexion up to the terminal standing phase. The flexion damping is increased to a level above an initial flexion damping in order to prevent a further inflexion upon reaching a specified maximum knee angle.