Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Milking chest drain | Is a | False | Maintenance of thoracic drain | Inferred relationship | Some | |
| Maintenance of newborn thoracic drain | Is a | True | Maintenance of thoracic drain | Inferred relationship | Some | |
| Clamping of thoracic drain | Is a | True | Maintenance of thoracic drain | Inferred relationship | Some | |
| Measuring output from thoracic drain | Is a | False | Maintenance of thoracic drain | Inferred relationship | Some | |
| Chest drain care education (procedure) | Has focus | False | Maintenance of thoracic drain | Inferred relationship | Some | 1 |
| Chest drain care education (procedure) | Has focus | True | Maintenance of thoracic drain | Inferred relationship | Some | 2 |
This concept is not in any reference sets