Heart and Great Vessels
021 Bypass
024 Creation
025 Destruction
027 Dilation
028 Division
02B Excision
02C Extirpation
02F Fragmentation
02H Insertion
02J Inspection
02K Map
02L Occlusion
02N Release
02P Removal
02Q Repair
02R Replacement
02S Reposition
02T Resection
02U Supplement
02V Restriction
02W Revision
02Y Transplantation