{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8472749","patent":{"patent_number":"US-8472749","title":"Fluoroscopy apparatus, fluoroscopy system, and fluorescence-image processing method","assignee":null,"inventors":[],"filing_date":"2011-09-19T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","A61B","A61B","G01N","G01N","G01N","G01N","G06T","H04N","A61B","A61B"],"num_claims":10,"abstract":"Observation is performed with a fluorescence image having high quantitativeness by satisfactorily eliminating dependency on distance. Provided is a fluoroscopy apparatus including an illumination unit having a light source that radiates illumination light and excitation light onto an observation target site, a fluorescence-imaging unit that acquires a fluorescence image by imaging fluorescence generated at the observation target site by the radiation of excitation light, a white-light-imaging unit that acquires a reference image by imaging return light returning from the observation target site by the radiation of the illumination light, and an image-correction unit that obtains a correction fluorescence image by raising the luminance value of the fluorescence image to the power of a reciprocal of a first exponent obtained by a power approximation of a distance characteristic of luminance versus observation distance, for the fluorescence image, that obtains the correction reference image by raising the luminance value of the reference image to the power of a reciprocal of a second exponent obtained by a power approximation of a distance characteristic of luminance versus observation distance, for the reference image, and that obtains a corrected fluorescence image by dividing the correction fluorescence image by the correction reference image."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Fluoroscopy apparatus, fluoroscopy system, and fluorescence-image processing method","description":"Observation is performed with a fluorescence image having high quantitativeness by satisfactorily eliminating dependency on distance. Provided is a fluoroscopy apparatus including an illumination unit","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8472749","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8472749","citation_suggestion":"Patentable. \"Fluoroscopy apparatus, fluoroscopy system, and fluorescence-image processing method\" (US-8472749). https://patentable.app/patents/US-8472749","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8472749","json":"https://patentable.app/api/llm-context/US-8472749","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T04:19:25.608Z"}