venous cutdown(redirected from Peripheral vascular cutdown)
a small surgical incision made in a vein of a patient who has suffered vascular collapse to permit the introduction of IV fluids or drugs. A cutdown also may be performed for the insertion of a cannula for the withdrawal of blood.
Surgical incision in a vein to place a catheter to permit intravenous administration of fluids or drugs. It is used in patients with vascular collapse when gaining percutaneous access to the circulation is difficult; however, this procedure is usually tried only when subclavian, jugular, or femoral access cannot be established.See: illustrationillustration