A Safety and Efficacy Study of STSP-0601 in Adult Patients With Hemophilia A or B With Inhibitor

Inclusion Criteria: * 18 years old ≤age≤65 years of age,male. * Hemophilia A or B patients with inhibitors. * Received hemostatic treatment with investigational drug, or to undergo minor surgical or other invasive procedures (Only for phase 2. Minor surgical procedures: procedures without general anesthesia and the wounds are easy to observe). * Peak historical inhibitor titer ≥ 5 BU and a positive inhibitor test when enrolled. * Establish proper venous access. * Agree to use adequate contraception to avoid pregnancy. * Provide signed informed consent. Exclusion Criteria: * Have any coagulation disorder other than hemophilia A or B. * Treat with prophylactic treatment of coagulation factor. * Treat with anticoagulant within 7d of the time of study drug administration. * Have a history of arterial and/or venous thromboembolic events. * Have platelet \<100,000/mL,hemoglobin\<90g/L. * Severe liver or kidney disease. * Bleeding in the central nervous system or throat before screening. * Accept major operation or blood transfusion within 1 month of the time of screening. * HIV positive with current CD4+ count of less than 200/μl. * Have a known allergy to Blood product. * Participate in other clinical research within 1 month of the time of study drug administration. * Treat with coagulant within 7d of the time of study drug administration.