| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Vascular catheter tip | Is a | True | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Nervous system catheter tip | Is a | True | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Urinary catheter tip | Is a | True | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Peritoneal catheter tip | Is a | True | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Catheter ablation of lesion of heart | Direct device | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Tip manometer | Is a | True | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Catheter and cannula tip | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Cannula tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Vascular cannula tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Arterial cannula tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Venous cannula tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Arteriovenous shunt tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Umbilical catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Peripheral vascular catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Pulmonary artery flotation catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Umbilical vein catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Chest tube tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Umbilical artery catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Central venous catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Arterial line tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Central venous catheter tip from subclavian vein submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Tenckhoff catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Intracranial ventricular catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous nephrostomy tube tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Peripherally inserted central venous catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endotracheal catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Balloon catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Indwelling catheter tip submitted as specimen | Specimen source identity | False | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Introducer catheter tip | Is a | True | Catheter tip, device | Inferred relationship | Existential restriction modifier |  | 
| Catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Indwelling catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endotracheal catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Umbilical catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Peripheral vascular catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Pulmonary artery flotation catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Umbilical vein catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Chest tube tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Umbilical artery catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Central venous catheter tip from subclavian vein submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Tenckhoff catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Intracranial ventricular catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous nephrostomy tube tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 | 
| Balloon catheter tip submitted as specimen | Specimen substance | True | Catheter tip, device | Inferred relationship | Existential restriction modifier | 1 |