A Novel Viscoelastic Test Based on Ultrasonic Guided Wave for Identifying Hyperfibrinolysis Rapidly

PART 1 Inclusion Criteria: Subject is scheduled for surgery with general surgery Subject is 18 years or order Subject requires routine TEG measurement Exclusion Criteria: Subject with coagulation and fibrinolysis exceeding normal values based on laboratory tests (including prothrombin time, international normalized ratio, activated partial thromboplastin time, plasma fibrinogen concentration, D-dimer, platelet count, hemoglobin concentration, and hematocrit) Subject with any abnormal parameters detected by TEG Subject with a history of bleeding and thrombosis Subject who has taken any medications that may affect coagulation, platelet aggregation, or fibrinolysis within the past 10 days (including non-steroidal anti-inflammatory drugs and aspirin) Residual blood volume \<1ml PART 2 Inclusion Criteria: Subject is scheduled for surgery with general surgery Subject is 18 years or order Subject Subjects with detected hyperfibrinolysis (LY30\>8%) or non-hyperfibrinolysis(LY30≤8%) based on TEG. Exclusion Criteria: Residual blood volume \<1ml