Prevention of Thromboembolic Events in Total Knee Replacement Patients

A Multicenter, Randomized, Open-label, Blinded Endpoint Evaluation, Active-controlled Phase 2 Study to Compare the Efficacy and Safety of s.c. MAA868 Versus s.c. Enoxaparin in Adult Patients Undergoing Unilateral Total Knee Arthroplasty

The purpose of the study is to find out whether MAA868, is able to prevent blood clots following your medical condition (surgery for knee replacement)

Inclusion Criteria:

• Scheduled to undergo elective unilateral total knee arthroplayts (TKA)
• Willing to comply with study requirements including bilateral venography at Day 12 ± 2 days
• Body weight between 50 kg and 130 kg inclusive.
• Normal aPTT, PT, INR at screening

Exclusion Criteria:

History of arterial or venous thromboembolism; abnormally extended primary or secondary bleeding after trauma or intervention, stroke, transient ischemic attack or traumatic or non-traumatic intracranial bleed; bleeding disorder; MI or unstable angina pectoris within 12 months of the screening; Uncontrolled hypertension (SBP/DBP ≥ 150/95 mmHg at the screening).

Medications that increase the risk of bleeding, including antiplatelet (such as aspirin), anticoagulant and fibrinolytic agents; eGFR < 60 mL/min/1.73m2; Poorly controlled diabetes (HbA1C >10%); Liver dysfunction (ALT/AST >3 xULN or TBL >2 x ULN); BMI ≥ 40 kg/m2