The valve is uniquely designed so that the 14-gauge dialysis needle opens an internal pinch clamp, allowing access to the central circulation (Figure 2). On removal of the 14-gauge needle ...

THE success of chronic hemodialysis in terminal renal ... control of the vein to prevent bleeding. The artery is occluded by small atraumatic clamps. A longitudinal incision, 0.3 to 0.5 cm., ...