Method of position planning for a recording system of a medical imaging device and medical imaging device

1. A method of position planning for a recording system of an imaging device with respect to a selectable field of view of a patient, the method comprising:

acquiring or receiving current position information of the recording system, the imaging device, or the recording system and the imaging device, setting information of a collimator of the imaging device, or a combination thereof;

acquiring or receiving current position information of the patient;

determining a current course of an X-ray beam that is emittable by the recording system;

determining a current intersection volume between the X-ray beam and the patient, a current field of view, or the current intersection volume and the current field of view from the current course of the X-ray beam and a patient covering;

displaying the current intersection volume, the current field of view, or the current intersection volume and the current field of view as a virtual display element;

receiving a target intersection volume, a target field of view, or the target intersection volume and the target field of view by manipulation of the virtual display element; and

determining a target position of the recording system, the imaging device, or the recording system and the imaging device, the setting of the collimator, or a combination thereof such that, on occupying the target position, the target intersection volume and the target field of view, or the target intersection volume and the target field of view become the current intersection volume and the current field of view, or the current intersection volume and the current field of view.

2. A method of position planning for a recording system of an imaging device with respect to a selectable field of view of a patient, the method comprising:

acquiring or receiving current position information of the recording system, the imaging device, or the recording system and the imaging device, setting information of a collimator of the imaging device, or a combination thereof;

acquiring or receiving current position information of the patient;

determining a current three-dimensional (3D) reconstruction volume that is recordable by the recording system during a current position;

determining a current recording volume from the current 3D reconstruction volume and a patient covering;

displaying the current recording volume as a virtual display element;

receiving a target recording volume by manipulation of the virtual display element; and

determining a target position of the recording system, the imaging device, or the recording system and the imaging device, a setting of the collimator, or a combination thereof such that, on occupying the target position, the target recording volume becomes the current recording volume.

3. The method of claim 1 , wherein the recording system, the imaging device, the setting of the collimator, or any combination thereof is moved into the target position.

4. The method of claim 1 , wherein the recording system is formed by a C-arm, the imaging device is formed by a mobile C-arm device, or a combination thereof.

5. The method of claim 1 , wherein the field of view is two-dimensional or three-dimensional.

6. The method of claim 1 , wherein the current intersection volume the current field of view, or the current recording volume, and the current patient covering or patient position are displayed together on a display unit.

7. The method of claim 6 , wherein the display unit is formed by a monitor, a smart device, a virtual display element, or an augmented reality display unit.

8. The method of claim 1 , wherein the virtual display element is displaceable, is configured to be changeable with respect to size, position, and orientation, or a combination thereof.

9. The method of claim 8 , wherein the virtual display element is manipulatable by an operator using at least one operating element, input unit, or operating element and input unit.

10. The method of claim 1 , wherein the current position information of the recording system, the imaging device, or the recording system and the imaging device, the setting information of the collimator of the imaging device, the current position information of the patient, or any combination thereof is regularly or continuously updated.

11. The method of claim 1 , wherein a sequence of a plurality of target intersection volumes, target fields of view, or target recording volumes is received, and corresponding target positions are determined and occupied.

12. The method of claim 1 , wherein a correctly positioned superimposition of previously taken recordings of the patient is performed on a display unit.

13. A medical imaging device comprising:

a recording system including an X-ray detector and an X-ray source;

a collimator operable to collimate an X-ray beam that is emittable by the X-ray source;

a controller configured to:

acquire or receive current position information of the recording system, an imaging device, or the recording system and the imaging device, setting information of the collimator, or a combination thereof;

acquire or receive current position information of a patient;

a calculator configured to:

determine a current course of an X-ray beam that is emittable by the recording system;

determine a current intersection volume between the X-ray beam and the patient, a current field of view, or a current recording volume;

a display operable to display the current intersection volume, the current field of view, or the current recording volume as a virtual display element; and

an input configured to manipulate the virtual display element,

wherein the controller is further configured to receive a target intersection volume, a target field of view, or the target intersection volume and the target field of view by manipulation of the virtual display element, and

wherein the calculator is further configured to determining a target position of the recording system, the imaging device, or the recording system and the imaging device, the setting of the collimator, or a combination thereof such that, on occupation of the target position, the target intersection volume and the target field of view, or the target intersection volume and the target field of view become the current intersection volume and the current field of view, or the current intersection volume and the current field of view.

14. The medical imaging device of claim 13 , further comprising a tracking system operable to:

acquire the current position information of the recording system, the imaging device, or the recording system and the imaging device, the setting information of the collimator, or a combination thereof; and

acquire the current position information of the patient.

15. The medical imaging device of claim 14 , wherein the tracking system is formed by a 3D-camera or augmented reality glasses.

16. The medical imaging device of claim 13 , wherein the medical imaging device is formed by a mobile C-arm device.

17. The method of claim 1 , wherein determining the current intersection volume between the X-ray beam and the patient, the current field of view, or the current intersection volume and the current field of view comprises determining the current intersection volume between the X-ray beam and the patient, and

wherein determining the current intersection volume between the X-ray beam and the patient comprises determining a current intersection volume between the X-ray beam and a patient covering determined from the position information of the patient.