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 04NB4Z
Release Inferior Mesenteric Artery, Perc Endo Approach
Release Inferior Mesenteric Artery, Open Approach
Release Inferior Mesenteric Artery, Percutaneous Approach