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 01N34Z
Release Brachial Plexus, Percutaneous Endoscopic Approach
Release Brachial Plexus, Open Approach
Release Brachial Plexus, Percutaneous Approach