Adjustment (procedure) {410617001 , SNOMED-CT } Adjustment of implant (procedure) {286560000 , SNOMED-CT } Airway procedure (procedure) {232663008 , SNOMED-CT } Biomedical equipment procedure (procedure) {710955000 , SNOMED-CT } Manipulation procedure by body site (procedure) {363195006 , SNOMED-CT } Medical procedure AND/OR service (procedure) {108216008 , SNOMED-CT } Operation on respiratory tract (procedure) {37341001 , SNOMED-CT } Operation on respiratory tract (procedure) {387661001 , SNOMED-CT } Procedure categorized by device involved (procedure) {363691001 , SNOMED-CT } Procedure on respiratory system (procedure) {118669005 , SNOMED-CT } Tube care: endotracheal (procedure) {409088002 , SNOMED-CT }