ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G01R0033440000 using nuclear magnetic resonance [NMR] (G01R0033240000, G01R0033620000 take precedence);; 1
G01R0033460000 NMR spectroscopy 1
G01R0033465000 applied to biological material, e.g. ; in vitro testing 1
G01R0033480000 NMR imaging systems 1
G01R0033483000 with selection of signal or spectra from particular regions of the volume, e.g. ; in vivo spectroscopy 1
G01R0033485000 based on chemical shift information 1
G01R0033500000 based on the determination of relaxation times 1
G01R0033540000 Signal processing systems, e.g. using pulse sequences 1
G01R0033560000 Image enhancement or correction, e.g. subtraction or averaging techniques 1
G01R0033561000 by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences 1
G01R0033563000 of moving material, e.g. flow-contrast angiography 1
G01R0033565000 Correction of image distortions, e.g. due to magnetic field inhomogeneities 1
G01R0033567000 gated by physiological signals 1
G01R0033580000 Calibration of imaging systems, e.g. using test probes 1
G01R0033600000 using electron paramagnetic resonance (G01R0033240000, G01R0033620000 take precedence);; 1