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3 types of vascular access ports used in hemodialysis. Hemodialysis refers to a method for cleaning the blood. Dialysis functions to removemetabloic waste products such as potassium, urea from the blood during renal failure. Additionally, dialysis may be used to remove other chemical toxins from the bloodstream in cases of overdose. In the case of renal failure, patients may undergo dialysis treatments three times a week for 3 to 4 hours. Hemodialysis requires a vascular access site. This is an arterial and venous site on your body from which your blood is removed and returned after it is filtered by the dialysis machine.
dialysis, then you will need to have another tube put into a vein in your neck (a dialysis catheter, or âpermcathâ) to allow your dialysis to continue. Dialysis catheters have a much higher risk of serious complications, such as infection, than fistulas or dialysis grafts. Summary A fistulogram and fistuloplasty is normally a quick and safe way of finding and treating problems with your dialysis fistula or graft. However, complications can happen and you need to know about them before you consent to this procedure. Contact details The Vascular access team can be contacted on 0115 969 1169 ext 57465.