{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9636033","patent":{"patent_number":"US-9636033","title":"Prediction and prevention of postoperative atrial fibrillation in cardiac surgery patients","assignee":null,"inventors":[],"filing_date":"2012-03-14T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","G16H","A61B"],"num_claims":7,"abstract":"Systems and methods are provided for predicting the onset of postoperative atrial fibrillation (AF) from electrocardiogram (ECG) data representing a patient. A signal processing component determines parameters representing the activity of the heart of the patient from the ECG data. A feature extraction component calculates a plurality of features useful in predicting postoperative AF from the determined parameters. A classification component determines an AF index for the patient from the calculated plurality of features. The AF index represents the likelihood that the patient will experience AF."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Prediction and prevention of postoperative atrial fibrillation in cardiac surgery patients","description":"Systems and methods are provided for predicting the onset of postoperative atrial fibrillation (AF) from electrocardiogram (ECG) data representing a patient. A signal processing component determines p","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9636033","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-9636033","citation_suggestion":"Patentable. \"Prediction and prevention of postoperative atrial fibrillation in cardiac surgery patients\" (US-9636033). https://patentable.app/patents/US-9636033","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9636033","json":"https://patentable.app/api/llm-context/US-9636033","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:40:29.591Z"}