Examining blood clotting changes in hip replacement surgery patients, especially those with cancer

Impact of Surgical Injury on Global Haemostatic Tests in Patients Undergoing Total Hip Replacement With Subgroup Analysis of Patients With Bone Neoplasm. A Single-centre Observational Prospective Trial

Medical University of Warsaw · NCT04442373

This study is testing how hip replacement surgery affects blood clotting in patients, especially those with cancer, to better understand any problems that might arise.

Quick facts

Study typeObservational
Enrollment50 (estimated)
Ages18 Years and up
SexAll
SponsorMedical University of Warsaw (other)
Locations1 site (Warsaw, Mazowieckie)
Trial IDNCT04442373 on ClinicalTrials.gov

What this trial studies

This observational study investigates the impact of surgical injury on blood clotting tests in patients undergoing total hip replacement (THR). It focuses on quantifying changes in clot formation dynamics, particularly in a subgroup of patients with bone neoplasms. The study utilizes rotational thromboelastometry, a point-of-care assay, to assess coagulation disorders that may arise due to extensive tissue injury and blood loss during surgery. By analyzing these changes, the study aims to improve understanding of haemostatic abnormalities in this patient population.

Who should consider this trial

Good fit: Ideal candidates include adult patients scheduled for primary elective total hip replacement.

Not a fit: Patients with active thrombosis, coagulopathy, or those on certain antithrombotic medications may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance patient outcomes by optimizing blood management strategies during total hip replacement surgeries.

How similar studies have performed: While the approach of using thromboelastometry in surgical settings is established, the specific focus on THR in cancer patients is less common, indicating a novel aspect of this study.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patients undergoing primary elective total hip replacement

Exclusion Criteria:

* Patients unable to consent to trial
* Active deep and superficial vein thrombosis
* Coagulopathy in initial coagulation screen tests
* Platelet count below 100 thousand
* Patients on antithrombotic medications (except prophylactic low molecular weight heparins and acetylsalicylic acid up to 75 mg per day)
* Preoperative haemoglobin \< 10 g/dl
* Female patients who are pregnant or nursing

Where this trial is running

Warsaw, Mazowieckie

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.

View on ClinicalTrials.gov →

Conditions: Total Hip Replacement, Thromboelastometry, Bone Neoplasm of Hip

Last reviewed 2026-05-15 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.