{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11266322","patent":{"patent_number":"US-11266322","title":"Blood flow analysis apparatus, blood flow analysis method, and blood flow analysis program","assignee":null,"inventors":[],"filing_date":"2019-08-21T00:00:00.000Z","publication_date":"2022-03-08T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","G16H","G16H","G16H"],"num_claims":15,"abstract":"The blood flow analysis apparatus includes a blood vessel region extraction unit that extracts a blood vessel region from a blood vessel image obtained by capturing an image of an object including a blood vessel; a flow velocity vector acquisition unit that acquires a flow velocity vector indicating a blood flow velocity and a blood flow direction in the blood vessel region; and a back flow specification unit that sets a central axis which extends in an extension direction of the blood vessel region, integrates a component of the flow velocity vector in a direction of the central axis with respect to a time axis to calculate an integral value, and specifies whether there is a blood back flow in the blood vessel region on the basis of a change in the integral value."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Blood flow analysis apparatus, blood flow analysis method, and blood flow analysis program","description":"The blood flow analysis apparatus includes a blood vessel region extraction unit that extracts a blood vessel region from a blood vessel image obtained by capturing an image of an object including a b","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11266322","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-11266322","citation_suggestion":"Patentable. \"Blood flow analysis apparatus, blood flow analysis method, and blood flow analysis program\" (US-11266322). https://patentable.app/patents/US-11266322","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11266322","json":"https://patentable.app/api/llm-context/US-11266322","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:46:20.634Z"}