Abstract: A method for determining a change over time in a biomarker in a region to be examined of a patient is provided. The change is determined from magnetic resonance data using a magnetic resonance measuring system with sequences and protocols for measuring the biomarkers by functional resting state connectivity by rsfMRI, perfusion values, magnetic resonance spectra of voxels, or morphometry of organs. A control unit has programs which evaluates the biomarker and a data memory which stores the results of the evaluation and additional data. During a first examination, a quantity result of the biomarkers is determined and stored in the data memory. During a follow-up examination, at least one previous item of the result and additional data from the first examination stored in the data memory are used for determining a quantitative change in the biomarker.

Abstract: A medical imaging unit includes a patient receiving area, a housing unit at least partly surrounding the patient receiving area, a detector unit, and a movement detection unit. The movement detection unit includes two or more detection elements configured for detecting a distance from the detection elements to the patient, and including an evaluation unit. The evaluation unit is configured to establish from detected movement of the individual detection elements a three-dimensional movement of the patient within the patient receiving area.

Abstract: A magnetic resonance tomography unit includes a control unit, a transmitting unit having one or a plurality of transmitting antennae, a selector, and a high-frequency unit having a signal output in signal connection with the transmitting unit. The transmitting unit is configured to irradiate high-frequency energy using the selector and the one or plurality of transmitting antennae optionally into only a first region of a plurality of different regions in a patient.

Abstract: A method for determining a change over time in a biomarker in a region to be examined of a patient is provided. The change is determined from magnetic resonance data using a magnetic resonance measuring system with sequences and protocols for measuring the biomarkers by functional resting state connectivity by rsfMRI, perfusion values, magnetic resonance spectra of voxels, or morphometry of organs. A control unit has programs which evaluates the biomarker and a data memory which stores the results of the evaluation and additional data. During a first examination, a quantity result of the biomarkers is determined and stored in the data memory. During a follow-up examination, at least one previous item of the result and additional data from the first examination stored in the data memory are used for determining a quantitative change in the biomarker.

Abstract: A method for determining a change over time in a biomarker in a region to be examined of a patient is provided. The change is determined from magnetic resonance data using a magnetic resonance measuring system with sequences and protocols for measuring the biomarkers by functional resting state connectivity by rsfMRI, perfusion values, magnetic resonance spectra of voxels, or morphometry of organs. A control unit has programs which evaluates the biomarker and a data memory which stores the results of the evaluation and additional data. During a first examination, a quantity result of the biomarkers is determined and stored in the data memory. During a follow-up examination, at least one previous item of the result and additional data from the first examination stored in the data memory are used for determining a quantitative change in the biomarker.

Abstract: In a method for optimizing a magnetic resonance sequence of a magnetic resonance apparatus, a magnetic resonance sequence is provided to a computer, the sequence having a number of fixed point time intervals that are to be left unmodified, and a number of modifiable time intervals which may be optimized. The magnetic resonance sequence is automatically analyzed in the computer in order to identify the fixed point time intervals and the modifiable time intervals in the magnetic resonance sequence. At least one gradient pulse, which occurs during at least one modifiable time interval of the number of modifiable time intervals, is optimized by taking the first moment of this at least one gradient pulse into account.

Abstract: A method and a device for protocol adjustment for medical imaging, and a medical imaging device and a computer program product for carrying out the method, wherein the method includes providing a location-specific feature of an imaging device, ascertaining at least one location-dependent protocol boundary condition from a comparison with at least one database, and creating at least one protocol adjusted to the at least one location-dependent protocol boundary condition. At least one of the providing, ascertaining, or creating occurs automatically.

Abstract: A magnetic resonance tomography unit includes a control unit, a transmitting unit having one or a plurality of transmitting antennae, a selector, and a high-frequency unit having a signal output in signal connection with the transmitting unit. The transmitting unit is configured to irradiate high-frequency energy using the selector and the one or plurality of transmitting antennae optionally into only a first region of a plurality of different regions in a patient.

Abstract: A method for determining a change over time in a biomarker in a region to be examined of a patient is provided. The change is determined from magnetic resonance data using a magnetic resonance measuring system with sequences and protocols for measuring the biomarkers by functional resting state connectivity by rsfMRI, perfusion values, magnetic resonance spectra of voxels, or morphometry of organs. A control unit has programs which evaluates the biomarker and a data memory which stores the results of the evaluation and additional data. During a first examination, a quantity result of the biomarkers is determined and stored in the data memory. During a follow-up examination, at least one previous item of the result and additional data from the first examination stored in the data memory are used for determining a quantitative change in the biomarker.

Abstract: A method for determining a change over time in a biomarker in a region to be examined of a patient is provided. The change is determined from magnetic resonance data using a magnetic resonance measuring system with sequences and protocols for measuring the biomarkers by functional resting state connectivity by rsfMRI, perfusion values, magnetic resonance spectra of voxels, or morphometry of organs. A control unit has programs which evaluates the biomarker and a data memory which stores the results of the evaluation and additional data. During a first examination, a quantity result of the biomarkers is determined and stored in the data memory. During a follow-up examination, at least one previous item of the result and additional data from the first examination stored in the data memory are used for determining a quantitative change in the biomarker.

Abstract: A method and a measuring-sequence-determining device for determining a measuring sequence for a magnetic resonance system based on at least one intra-repetition-interval time parameter are provided. During the determination of the measuring sequence in a gradient-optimization method, gradient-pulse parameters of the measuring sequence are automatically optimized to reduce at least one gradient-pulse-parameter maximum value. As a boundary condition in the gradient-optimization method, the intra-repetition-interval time parameter is kept constant at least within a specified tolerance value.

Abstract: A local coil system for a magnetic resonance imaging system and a magnetic resonance imaging system include a local coil. The local coil includes a pressure element that may be filled with a fluid, and a controllable fluid supply device that at least at the imposition of the local coil to the object under examination and/or during the operation of the local coil, is coupled to the pressure element. The controllable fluid supply device is embodied such that the pressure of the pressure elements attained with the aid of the fluid, imposed on the object under examination may be changed, at least area by area.

Abstract: A method, a computer program product and a computer-readable storage medium are disclosed for displaying signal values of a combined magnetic resonance positron emission tomography device. In at least one embodiment, the spatial correspondence of signal values, which result from a magnetic resonance measurement, and of signal values, which result from a positron emission tomography measurement, are used and the corresponding signal values are arranged in matrix form and displayed graphically as a multi-dimensional scatter plot.

Abstract: A method and a magnetic resonance tomography system are provided. The magnetic resonance tomography system is activated for transmitting a gradient field by an amplifier and a control with a gradient signal for creating the gradient field. The magnetic resonance tomography system includes a number of transmit segments activated for simultaneous transmission of radio-frequency pulses in each case of one or of a number of different frequencies by an amplifier and a control to excite a region in an examination object in each case.

Abstract: A medical imaging apparatus includes a detector unit, a patient-receiving region enclosed by the detector unit in a cylindrical manner, and a movement detection unit. The movement detection unit has at least one acceleration sensor unit to detect movement of a patient. the at least one acceleration sensor unit has a fastening element to fasten the at least one acceleration sensor unit to a subregion of the patient relevant to a medical imaging examination.

Abstract: The embodiments relate to a method for operation of a medical imaging device and a medical imaging device, a contrast medium administration unit and a computer program product. According to the method, a clinical request is provided, on the basis of which operating information is determined for the medical imaging device by a computer unit. An indication-driven at least partially automated conversion of information is proposed, in particular, a conversion of referral requests into an imaging procedure, and conversely, an adaptation of the imaging results to expectations of the referrer.

Abstract: A method is disclosed for generating a PET or SPECT image dataset. In an embodiment, the method includes acquiring a plurality of PET or SPECT measurement signals from an examination region; acquiring a plurality of anatomy image datasets that show the examination region using a second imaging modality at the same time as acquiring the PET or SPECT measurement signals; determining the similarity of a reference anatomy image dataset acquired at a time point t? using the second imaging modality to at least one anatomy image dataset acquired at a different time point and/or predetermining a temporal weighting function; and generating a PET or SPECT image dataset taking into account the similarity of the anatomy image datasets and/or weighting the PET measurement signals temporally. A hybrid imaging modality is also disclosed.

Abstract: A method and a device for protocol adjustment for medical imaging, and a medical imaging device and a computer program product for carrying out the method, wherein the method includes providing a location-specific feature of an imaging device, ascertaining at least one location-dependent protocol boundary condition from a comparison with at least one database, and creating at least one protocol adjusted to the at least one location-dependent protocol boundary condition. At least one of the providing, ascertaining, or creating occurs automatically.

Abstract: An apparatus for determining a position of a medical instrument within a patient receiving zone of a magnetic resonance tomography device is provided. The apparatus includes a sensor and a computing and control device. The sensor is arranged on or in the medical instrument, includes at least one magnetic field sensor for obtaining measured values of a magnetic flux density, and may be connected to the computing and control device for data transfer purposes. The computing and control device is embodied to control magnetic fields of the magnetic resonance tomography device and to determine the position of the medical instrument. The measured values of the at least one magnetic field sensor and control signals for controlling the magnetic fields of the magnetic resonance tomography device are included in the determination of the position of the medical instrument.

Abstract: An apparatus is provided for obtaining a spatial instrument image of a medical instrument with a magnetic resonance tomography device, wherein the apparatus includes a medical instrument, a magnetic resonance tomography device, and a computing and control device. The medical instrument includes at least one marker material in at least one region, the marker material having a nuclear spin resonance outside of the proton resonance and wherein the computing and control device is configured to control the magnetic resonance tomography device such that a nuclear spin tomography imaging may be implemented by the magnetic resonance tomography device with the nuclear spin resonance of the at least one marker material in order to obtain a spatial instrument image, and wherein the computing and control device is configured to accept the instrument image. A corresponding medical instrument and a corresponding method are also provided.