Image recording device for the simultaneous recording of magnetic resonance image data and nuclear medical image data
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61B-005/00
G01R-033/48
A61B-006/00
A61B-006/03
A61B-005/055
출원번호
US-0434152
(2012-03-29)
등록번호
US-8874193
(2014-10-28)
우선권정보
DE-10 2011 006 435 (2011-03-30)
발명자
/ 주소
Popescu, Stefan
출원인 / 주소
Siemens Aktiengesellschaft
대리인 / 주소
Harness, Dickey & Pierce
인용정보
피인용 횟수 :
1인용 특허 :
3
초록▼
An image recording device is disclosed for the simultaneous recording of magnetic resonance image data and nuclear medical image data, in particular PET image data. In at least one embodiment, the image recording device includes a nuclear medical detector arrangement integrated into a magnetic reson
An image recording device is disclosed for the simultaneous recording of magnetic resonance image data and nuclear medical image data, in particular PET image data. In at least one embodiment, the image recording device includes a nuclear medical detector arrangement integrated into a magnetic resonance device, wherein a fluorescence detector arrangement including an optical system and designed for fluorescence imaging is also integrated into the magnetic resonance device.
대표청구항▼
1. An image recording device configured to simultaneously record magnetic resonance image data and nuclear medical image data, in particular PET image data, the image recording device comprising: a nuclear medical detector arrangement integrated into a magnetic resonance device; anda fluorescence de
1. An image recording device configured to simultaneously record magnetic resonance image data and nuclear medical image data, in particular PET image data, the image recording device comprising: a nuclear medical detector arrangement integrated into a magnetic resonance device; anda fluorescence detector arrangement, integrated into the magnetic resonance device, the fluorescence detector arrangement including an optical system and configured to perform fluorescence imaging, whereinthe image recording device has a shell-structure in which, starting from a cylindrical patient receptacle and moving radially outward, at least part of the fluorescence detector arrangement permeable to γ-photons to be detected for nuclear medical imaging is provided first followed by the nuclear medical detector arrangement. 2. The image recording device as claimed in claim 1, wherein the nuclear medical detector arrangement and the fluorescence detector arrangement are arranged, together with the magnetic resonance device, to simultaneously record data out of a target area. 3. The image recording device as claimed in claim 2, wherein the target area is a homogeneity volume of the magnetic resonance device. 4. The image recording device as claimed in claim 1, wherein the optical system of the fluorescence detector arrangement is partly made of plastic. 5. The image recording device as claimed in claim 1, wherein in the longitudinal direction of the cylindrical patient receptacle, the cylindrical patient receptacle is first adjoined in the radially outward direction by a body coil, covering a field of homogeneity of the image recording device, the nuclear medical detector arrangement following the body coil in the radially outward direction, and the fluorescence detector arrangement includes the optical system which is integrated into the body coil, and which includes a connecting optical waveguide system designed to guide a fluorescent light received by the optical system to photodetectors of a photodetector arrangement arranged in longitudinal regions of the patient receptacle not covering the field of homogeneity or outside the magnetic resonance device. 6. The image recording device as claimed in claim 5, wherein the body coil has a radio frequency shield, the optical system is arranged between longitudinal conductors of the body coil, andthe connecting optical waveguide system is designed to guide the fluorescent light received by the optical system to the photodetectors of the photodetector arrangement arranged in the longitudinal regions of the patient receptacle not covering the field of homogeneity, in the radial region of the nuclear medical detector arrangement. 7. The image recording device as claimed in claim 5, wherein the optical system includes a plurality of microlenses arranged in at least one microlens array. 8. The image recording device as claimed in claim 7, wherein each of the plurality of microlenses is connected to an optical fiber of the optical waveguide system. 9. The image recording device as claimed in claim 1, wherein at least one displacement device is provided for selectively bringing at least part of one of the nuclear medical detector arrangement or the fluorescence detector arrangement into an imaging position. 10. The image recording device as claimed in claim 9, wherein the imaging position covers a field of homogeneity of the magnetic resonance device. 11. The image recording device as claimed in claim 9, wherein a body coil of the magnetic resonance device is displaceable together with the nuclear medical detector arrangement. 12. The image recording device as claimed in claim 11, wherein the nuclear medical detector arrangement and the fluorescence detector arrangement are displaceable within and adjacent to a gradient coil arrangement. 13. The image recording device as claimed in claim 11, wherein the body coil includes a radio frequency shield. 14. The image recording device as claimed in claim 9, wherein another optical system, including an array of scintillator blocks, of the nuclear medical detector arrangement and the optical system of the fluorescence detector arrangement are selectively displaceable, as part of the nuclear medical detector arrangement and the fluorescence detector arrangement, in regions of a stationary body coil of the image recording device not occupied by elements of the body coil, and a photodetector arrangement used jointly for nuclear medical imaging and fluorescence imaging adjoins the body coil in the radially outward direction. 15. The image recording device as claimed in claim 14, wherein a radio frequency shield includes an optically transparent and electrically conductive layer. 16. The image recording device as claimed in claim 14, wherein the optical system includes microlenses, the regions of the stationary body coil not occupied by the elements of the body coil are between longitudinal conductors of the body coil, andthe photodetector arrangement adjoins a radio frequency shield of the body coil. 17. The image recording device as claimed in claim 9, wherein the at least one displacement device includes at least one guide, in which a support for displacing different components of the image recording device is guided. 18. The image recording device as claimed in claim 9, wherein the at least one displacement device includes at least one of an electric drive device, a hydraulic drive device and a pneumatic drive device, and when the at least one displacement device is the electric drive device, electrical components of the electric drive device are arranged outside the cylindrical patient receptacle of the magnetic resonance device. 19. The image recording device as claimed in claim 1, wherein the optical system of the fluorescence detector arrangement includes at least one light diffuser for optical excitation light, said light diffuser being connected via an optical waveguide to a light source. 20. The image recording device as claimed in claim 1, wherein the optical system of the fluorescence detector arrangement includes at least one optical element which is be focused on a specific target area and which is capable of being actuated via a mechanical actuator, said mechanical actuator being controllable via a control device of the image recording device. 21. The image recording device as claimed in claim 20, wherein said mechanical actuator is controllable via the control device of the image recording device, according to an assessment of a magnetic resonance image.
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이 특허에 인용된 특허 (3)
Eberler, Ludwig; Lazar, Razvan; Nistler, Jürgen; Renz, Wolfgang, Detection unit for arrangement inside a cylindrical patient receptacle of a magnetic resonance apparatus.
Corbeil, James; Ladebeck, Ralf; Stocker, Stefan, Method for electromagnetic shielding for a magnetic resonance system and correspondingly shielded device.
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