Venous Stent
Acadiana Vascular Clinic:
Vein Center of Louisiana
Lafayette, LA
Acadiana Vascular Clinic:
Vein Center of Louisiana
Lafayette, LA
Venous Stent
The process of placing a venous stent typically incorporates the following steps:
Preparation: The patient is placed under local or general anesthesia, depending on the location of the affected vein and the complexity of the procedure. The area where the stent will be inserted is cleaned and sterilized.
Access: A healthcare professional, usually an interventional radiologist or vascular specialist, gains access to the venous system by inserting a small needle into a suitable vein, often in the groin or neck area. A guidewire is then threaded through the needle and advanced to the site of the narrowing or blockage, using real-time imaging techniques like fluoroscopy or ultrasound for guidance.
Balloon angioplasty: In some cases, a balloon catheter may be inserted over the guidewire and positioned at the site of the blockage. The balloon is then inflated to compress the blockage and dilate the vein, creating more space for the stent to be placed. Afterward, the balloon is deflated and removed.
Stent placement: A stent, preloaded onto a catheter, is advanced over the guidewire to the site of the narrowed or blocked vein. Once in position, the stent is expanded, either by inflating a balloon within the stent or through self-expansion, depending on the type of stent being used. The expanded stent provides structural support to the vein, keeping it open and allowing blood to flow freely through it.
Completion: Once the stent is properly placed and expanded, the guidewire and catheter are removed, and the initial access site is closed, often with manual pressure or a small closure device. A compression bandage may be applied to the area to minimize the risk of bleeding.
After the procedure, patients are generally encouraged to walk and resume normal activities, although strenuous activities should be avoided for a period of time as recommended by the healthcare professional. The use of venous stents can offer significant relief from symptoms and improve overall blood flow, reducing the risk of complications associated with venous diseases.
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