Medical and surgical apparatus, namely, a permanent implant of artificial material for the purpose of tissue marking that incorporates contrast agents sealed within a chamber in a container formed from a solid material to radiographically mark soft human and animal tissue, the contrast agents producing a change in signal intensity under magnetic resonance imaging (MRI) and enhancing visibility under other imaging modalities, namely, computed tomographic (CT) imaging, fluoroscopy, mammography, and ultrasound imaging

'agent':21,44 'anim':40 'apparatus':4 'artifici':10 'chamber':25 'chang':47 'comput':64 'contain':28 'contrast':20,43 'ct':66 'enhanc':57 'fluoroscopi':68 'form':29 'human':38 'imag':54,61,67,72 'implant':8 'incorpor':19 'intens':50 'magnet':52 'mammographi':69 'mark':17,36 'materi':11,33 'medic':1 'modal':62 'mri':55 'name':5,63 'perman':7 'produc':45 'purpos':14 'radiograph':35 'reson':53 'seal':22 'signal':49 'soft':37 'solid':32 'surgic':3 'tissu':16,41 'tomograph':65 'ultrasound':71 'visibl':58 'within':23

VIZMARK

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