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Observational Study on Rivaroxaban for the Prevention of Long-Term Venous Thrombosis Following Autologous Vein Grafting

Observational Study on Rivaroxaban for the Prevention of Long-Term Venous Thrombosis Following Autologous Vein Grafting

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500107324
Enrollment
Unknown
Registered
2025-08-08
Start date
2025-09-05
Completion date
Unknown
Last updated
2025-08-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pancreatic cancer

Interventions

Case series:None

Sponsors

Beijing Chaoyang Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Age between 18 and 80 years; 2. Expected survival of more than 6 months; 3. Undergoing radical resection for pancreatic space-occupying lesions at our center, combined with resection of involved vessels and allogeneic vein grafting; 4. Postoperative pathological confirmation of pancreatic malignancy; 5. No perioperative mortality; 6. Informed consent to participate in the study obtained from the patient.

Exclusion criteria

Exclusion criteria: 1. Patients with a documented history of coagulopathy or active bleeding disorders; 2. Known hypersensitivity or allergic reaction to rivaroxaban or similar agents; 3. History of long-term use of other anticoagulant medications; 4. Presence of preoperative portal venous system thrombosis; 5. Pregnant or breastfeeding women; 6. Severe hepatic or renal dysfunction (hepatic function classified as Child-Pugh class C, or renal insufficiency with eGFR <30 ml/min); 7. Presence of other malignancies or severe systemic diseases; 8. Any other condition deemed unsuitable for study participation by the investigators; 9. Withdrawal from the study for any reason during the observation period.

Design outcomes

Primary

MeasureTime frame
Incidence of venous thrombosis;

Secondary

MeasureTime frame
Bleeding events;Adverse drug reactions;Overall survival;Disease-free survival;Vascular graft patency;

Countries

China

Contacts

Public ContactLang Ren

Beijing Chaoyang Hospital, Capital MedicalUniversity

dr_langren@126.com+86 139 1175 7869

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026