 Then using the Seldinger technique, the catheter part of the port, which was a single-lumen port, was passed through the introducer under x-ray guidance and placed in the junction of the superior vena cava and the right atrium.
Then using the Seldinger technique , the catheter part of the port , which was a single - lumen port , was passed through the introducer under x - ray guidance and placed in the junction of the superior vena cava and the right atrium .