Vascular cannula for hemodialysis

Hemodialysis should first establish a vascular access, and a stable and reliable vascular access is the basic guarantee for patients to undergo hemodialysis. A blood vessel cannula for hemodialysis is used for patients who need to perform hemodialysis temporarily due to the condition. Treatment of diseases: renal failure, heart failure Indication It is a simple and rapid method for establishing temporary vascular access. It is especially suitable for acute drugs, toxic poisoning, hemodialysis or blood perfusion. Acute renal failure with high volume heart failure requires urgent ultrafiltration dehydration and continuous arteriovenous Hemofilterer. Contraindications 1, with systemic diseases, can not tolerate surgery. 2, local infection, not suitable for surgery. Preoperative preparation Explain to the patient the purpose and significance of the operation and how the surgery can help the treatment, eliminating the anxiety and nervousness of the patient. And tell the patient some basic surgical methods and some possible discomfort, such as pain, so that patients are psychologically prepared, actively cooperate, and face the surgery. complication The most common complication is thrombosis or poor blood flow in the arterial end catheter, others are infection, local oozing, arrhythmia, and external jugular vein thrombosis.