The Device No Device is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 06N33Z
Release Esophageal Vein, Percutaneous Approach
Release Esophageal Vein, Percutaneous Endoscopic Approach
Release Esophageal Vein, Open Approach