Abstract: A panel includes a plurality of integrated strain gauges for measuring deformation information relating to the panel. The strain gauges are arranged parallel to one another in the longitudinal direction of the panel and have at least two different lengths.

Abstract: An apparatus for determining a distance includes a converter element that generates n acoustic surface wave, a surface that feeds over at least part of the acoustic surface wave to a surface having a reflection point, and a processor that determines a distance between the apparatus and the reflection point from the propagation time of the acoustic surface wave. The converter element registers the acoustic surface wave reflected at the reflection point.

Abstract: A patient support table is provided. The patient support table includes a table plate that may be moved manually or by at least one motor having a control facility. At least one sensor is provided on the table plate. The at least one sensor is operable to determine a force exerted by a user on the table plate for table plate movement and produce a sensor signal. The at least one sensor is operable to communicate with the control facility of the motor. The control facility is operable to control the motor as a function of the sensor signal that is based on a predetermined reference force value such that the reference force value is not exceeded during the table movement.

Abstract: The present embodiments relate to a system for irradiating a patient. The system for irradiating the patient includes a horizontal guide and a vertical guide. The vertical guide is connected horizontally-adjustably to the horizontal guide. The system also includes a support element that is attached vertically-adjustably to the horizontal guide and a radiation unit including a radiation source. The radiation unit is arranged on the support element. The irradiation system may be expanded by three further degrees of freedom.

Abstract: A radiotherapy installation is described, with a treatment head which is arranged on a treatment head support and which has an exit port for a beam generated in a beam generator, and with a patient table. The treatment head support is guided on a first rectilinear guide, which is guided on a second rectilinear guide arranged perpendicular to the first rectilinear guide, in order to move the treatment head relative to the patient table during the radiotherapy.

Abstract: A device and a method to determine a position of a component that is moveable in a linear manner along an assigned axis are provided. A reference element that extends in a direction of the assigned axis is assigned to the component. The component may be brought into mechanical contact with the reference element. A respective piezo transducer is arranged on the reference element to generate and receive vibrations in a material used for the reference element.

Abstract: Multi-leaf collimators have a guide frame (1) with a plurality of metal plates (3) arranged in a displaceable fashion, by which each individual metal plate can be displaced by an electric motor (M), with the electric motor (M) being a rotary electromechanical motor (M), which operates according to the form-fit principle, with electromechanical actuators.

Abstract: The present embodiments relate to a radiotherapy system including a radiotherapy module and at least one X-ray imaging module. The radiotherapy module and the X-ray imaging module may be moved independently of each other.

Abstract: The present embodiments relate to a radiation generation unit for a therapy system. The radiation generation unit has a radiation source and support components for the radiation source. The radiation generation unit includes a power source and has a mechanical interface, with which the radiation generation unit may be attached to a stand. Degrees of freedom of movement may easily be implemented using a corresponding movement of the radiation generation unit.

Abstract: A radiation therapy system includes a radiation therapy module having a cantilever arm, from which a therapeutic treatment beam is directable onto an object. The cantilever arm is secured on a kinematic control such that the cantilever arm may be rotated about an isocenter such that the therapeutic treatment beam may be directed from different angles onto the isocenter. The radiation therapy system includes an X-ray imaging device with at least one X-ray source and an X-ray detector. The X-ray source is configured as a single-tank X-ray generator and arranged in the cantilever arm such that X-radiation may be directed in a direction of the therapeutic treatment beam. A first end of a first telescopic arm is arranged rotatably on the cantilever arm. The X-ray detector is arranged on a second end of the first telescopic arm such that a diagnostic X-ray image of the object may be produced.

Abstract: The present embodiments relate to a holding arm for a detector that may be positioned on a first arm end or a diagnostic beam source that may be positioned on the first arm end. The present embodiments also relate to a radiation therapy arrangement with the holding arm. The holding arm may be positioned in a region of a second arm end in an emitter head region of a radiation therapy system and is essentially curved.

Abstract: The present embodiments relate to a system for irradiating a patient. The system for irradiating the patient includes a horizontal guide and a vertical guide. The vertical guide is connected horizontally-adjustably to the horizontal guide. The system also includes a support element that is attached vertically-adjustably to the horizontal guide and a radiation unit including a radiation source. The radiation unit is arranged on the support element. The irradiation system may be expanded by three further degrees of freedom.

Abstract: An apparatus for determining a distance includes a converter element that generates n acoustic surface wave, a surface that feeds over at least part of the acoustic surface wave to a surface having a reflection point, and a processor that determines a distance between the apparatus and the reflection point from the propagation time of the acoustic surface wave. The converter element registers the acoustic surface wave reflected at the reflection point.

Abstract: Multi-leaf collimators have a guide frame (1) with a plurality of metal plates (3) arranged in a displaceable fashion, by which each individual metal plate can be displaced by an electric motor (M), with the electric motor (M) being a rotatory electromechanical motor (M), which operates according to the form-fit principle, with electromechanical actuators.

Abstract: A medical examination table for accommodating a patient is provided. The medical examination table includes a table top. The table includes at least one measuring device which measures a tilting of the table top induced by weight load. The value of the measured tilt is used for automatic tilt compensation of the table top or for setting a predefinable tilt of the table top. Load-dependent deformations of the medical examination table, caused for example by the weight of the patient, can be automatically corrected.

Abstract: A patient support table is provided. The patient support table includes a table plate that may be moved manually or by at least one motor having a control facility. At least one sensor is provided on the table plate. The at least one sensor is operable to determine a force exerted by a user on the table plate for table plate movement and produce a sensor signal. The at least one sensor is operable to communicate with the control facility of the motor. The control facility is operable to control the motor as a function of the sensor signal that is based on a predetermined reference force value such that the reference force value is not exceeded during the table movement.

Abstract: A device for detecting an orientation and spacing of an X-ray source relative to an X-ray receiver comprises a projector which is disposed at a predetermined orientation and a predetermined spacing relative to the X-ray source, and is configured to project a predetermined pattern of electromagnetic waves in a direction of the X-ray receiver. A detector is configured to detect the predetermined pattern projected by the projector. A positioning detection device, connected to the detector and configured to receive an output signal from the detector, generates a positioning signal as a function the output signal. The positioning signal comprises information about the orientation and spacing of the X-ray source relative to the X-ray receiver.

Abstract: A device for detecting an orientation and spacing of an X-ray source relative to an X-ray receiver comprises a projector which is disposed at a predetermined orientation and a predetermined spacing relative to the X-ray source, and is configured to project a predetermined pattern of electromagnetic waves in a direction of the X-ray receiver. A detector is configured to detect the predetermined pattern projected by the projector. A positioning detection device, connected to the detector and configured to receive an output signal from the detector, generates a positioning signal as a function the output signal. The positioning signal comprises information about the orientation and spacing of the X-ray source relative to the X-ray receiver.

Abstract: A nuclear power plant includes a primary loop having a vessel with a connection piece. A manipulator for working in the vicinity of the connection piece, especially for non-destructive testing, includes two trolleys being moveable circumferentially of the connection piece. A jointed-shank arm disposed on the trolleys has two shanks each having first and second ends. Hinged supports are each disposed on a respective one of the trolleys and each support the first end of a respective one of the shanks. A crown hinge joins the second ends of the shanks together. A support for a tool or a test head is mounted on the crown hinge.

Abstract: A manipulator for handling operations for non-destructive testing in the vicinity of the nozzle of a vessel in the primary loop of a nuclear power plant includes a carriage being movable in circumferential direction of the nozzle of the vessel. A sled is disposed on the carriage and displaceable in the axial direction of the nozzle. A shoulder joint is disposed on the sled. A scissors half has an upper arm with one end supported in the shoulder joint and another end, a lower arm with a free end, another joint connecting the other end of the upper arm to the lower arm, a holder, and a further joint connecting the holder to the free end of the lower arm. A tool or a probe is disposed on the holder.