Preventing blood clots after knee surgery with SHR-2004 injection

Multicenter, Randomized, Double-blind, Active-controlled Phase III Clinical Study to Evaluate the Efficacy and Safety of SHR-2004 Injection in the Prevention of Venous Thromboembolism in Patients Undergoing Elective Total Knee Arthroplasty

Phase 3 Interventional Beijing Suncadia Pharmaceuticals Co., Ltd · NCT06825416

This study is testing if an injection called SHR-2004 can help prevent blood clots in people who are having knee surgery.

Quick facts

PhasePhase 3
Study typeInterventional
Enrollment1167 (estimated)
Ages18 Years to 80 Years
SexAll
SponsorBeijing Suncadia Pharmaceuticals Co., Ltd Industry-sponsored
Locations2 sites (Beijing, Beijing and 1 other locations)
Trial IDNCT06825416 on ClinicalTrials.gov

What this trial studies

This clinical trial evaluates the effectiveness and safety of SHR-2004 injection in preventing venous thromboembolism in patients undergoing elective unilateral total knee arthroplasty. Participants will receive either SHR-2004, Enoxaparin sodium, or placebos to compare outcomes. The study aims to determine if SHR-2004 can reduce the incidence of blood clots following surgery. It involves a Phase III interventional approach to assess the drug's performance in a controlled setting.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 to 80 scheduled for elective total knee arthroplasty.

Not a fit: Patients with a recent history of bleeding risks or certain medical conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could significantly reduce the risk of venous thromboembolism in knee surgery patients.

How similar studies have performed: Other studies have shown success with similar anticoagulant approaches, indicating potential for SHR-2004.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Understand the research procedures and methods, volunteer to participate in this trial, and sign the informed consent form in writing;
2. Planned elective schedule total knee arthroplasty (TKA) patients;
3. Men or women who are ≥ 18 years old and \< 80 years old on the day of signing the informed consent form.

Exclusion Criteria:

1. Unable to receive CT angiography of both lower limbs;
2. Malignant tumor within one year of the screening;
3. Myocardial infarction, transient ischemic attack or ischemic stroke occurred within 6 months of the screening;
4. Any medical history that may increase the risk of bleeding or any conditions that the investigator considers to increase the risk of bleeding;
5. History of drug abuse;
6. Pregnant or lactating women.

Where this trial is running

Beijing, Beijing and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Prevention of Arterial and Venous Thrombosis
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.