Spect examination device
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Abstract
The invention relates to a tomography device and method, particularly for single photon emission computed tomography (SPECT). The device for carrying out a tomography method, especially for carrying out a single photon tomography, comprises a multi-pinhole collimator and a detector for detecting gamma quanta or photons that penetrate the multi pinhole collimator. According to the device for carrying out the tomographic method, the distance between the object and the multi-pinhole collimator is selected to be smaller than the distance between the multi-pinhole collimator and the surface of the detector. The invention provides a device and a method with which the desired result can be achieved with a high spatial resolution and sensitivity.
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Citations
27 Claims
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1-7. -7. (cancelled).
- 8. A device for the implementation of a tomographical method using single photon emission computed tomography comprising a multiple-pinhole collimator and a detector having a surface for registering photons or gamma quanta which pass through the multiple-pinhole collimator.
- 16. A tomographical method using single photon emission computed tomography comprising providing a multiple-pinhole collimator and a detector having a surface for registering photons or gamma quanta which pass through the multiple-pinhole collimator, spacing an object to be imaged and the collimator a first distance which is smaller than a second distance between the multiple-pinhole collimator and the surface of the detector.
Specification