{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8483468","patent":{"patent_number":"US-8483468","title":"Apparatus, program and method for determining cerebral blood flow","assignee":null,"inventors":[],"filing_date":"2011-10-11T00:00:00.000Z","publication_date":"2013-07-09T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","A61B","G16H"],"num_claims":12,"abstract":"[Object] To provide a method for accurately determining cerebral blood flows both in rest state and under medication with less invasive operations.[Solution] Cerebral blood flow is determined based on a formula represented by the following formulas (1) or (2) for a time under medication that continuously follows a resting time.(B(t): the radiation count at the time of t, t3: the time when a radioisotope medicine is administered, t5: the time when acquisition of the imaging data started for the state under medication, t6: the time when acquisition of the imaging data finished for the state under medication, mCf: a scaling factor, k1: cerebral blood flow rest state, k2: the blood-outflow-rate-constant of brain tissues rest state, k1d: a cerebral blood flow under medication, and k2d: the blood-outflow-rate-constant of brain tissues under medication)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus, program and method for determining cerebral blood flow","description":"[Object] To provide a method for accurately determining cerebral blood flows both in rest state and under medication with less invasive operations.[Solution] Cerebral blood flow is determined based on","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8483468","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-8483468","citation_suggestion":"Patentable. \"Apparatus, program and method for determining cerebral blood flow\" (US-8483468). https://patentable.app/patents/US-8483468","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8483468","json":"https://patentable.app/api/llm-context/US-8483468","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T03:23:48.729Z"}