Deep vein thrombosis/post-thrombotic syndrome
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients with sequelae of venous thrombosis with a history of acute deep vein thrombosis of the lower extremities for more than 6 months (Villalta score >=10 points); 2. Color Doppler ultrasound or CTV confirmed that there is stenosis (>50%) or occlusion in the femoral vein confluence; 3. Aged 18-80 years old; 4. Those who are willing to participate in the research of this project and sign the informed consent.
Exclusion criteria
Exclusion criteria: 1. The main trunk of the deep femoral vein is occluded or the degree of stenosis is >50%, and the deep femoral vein has no direct communication with the distal deep vein; 2. The popliteal vein is occluded or the degree of stenosis >50%; 3. pregnant or planning to become pregnant within the next 12 months; 4. planned surgical or interventional surgery (thrombolysis or thrombectomy in preparation for the operation or for lung cancer within 30 days before or after the operation) Patients at high risk of embolism, except for placing a vena cava filter before stent placement); 5. The target vessel has a stent; f. The femoral vein is not suitable for treatment with the existing venous stent; 6. Malignant tumors with poor prognosis or life expectancy of less than 2 years; h. Known allergy to nickel-titanium alloys and/or nickel; 7. Contrast hypersensitivity that cannot be controlled before surgery; 8. Combined thrombosis; 9. Participating in other projects at the same time or unwilling to participate in this project or unwilling to sign informed consent; 10. Those who cannot complete the follow-up.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Stent Patency; | — |
Secondary
| Measure | Time frame |
|---|---|
| Villalta score;VCSS score;CEAP score;VEINES-QOL score; | — |
Countries
China
Contacts
Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine