| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Endoscopic snare resection of lesion of trachea using rigid bronchoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion below trachea using rigid bronchoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of trachea | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion below trachea | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic esophagoscopy and snare resection | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Rigid esophagoscopy and snare resection | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Bronchoscopic snare resection of lesion | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of esophageal lesion | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion - large intestine | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion of colon | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion of rectum | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of upper gastrointestinal tract | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of colon | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of lower bowel using fiberoptic sigmoidoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of sigmoid colon using rigid sigmoidoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of duodenum | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of trachea using rigid bronchoscope | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion below trachea using rigid bronchoscope | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of trachea | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion below trachea | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic esophagoscopy and snare resection | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Rigid esophagoscopy and snare resection | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of upper gastrointestinal tract | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of colon | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of lower bowel using fiberoptic sigmoidoscope | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of sigmoid colon using rigid sigmoidoscope | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Bronchoscopic snare resection of lesion | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of esophageal lesion | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of duodenum | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion - large intestine | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion of colon | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion of rectum | Direct device | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of trachea using rigid bronchoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion below trachea using rigid bronchoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of trachea | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion below trachea | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic esophagoscopy and snare resection | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Rigid esophagoscopy and snare resection | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Bronchoscopic snare resection of lesion | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of esophageal lesion | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of lesion - large intestine | Using | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Snare resection of lesion of colon | Using | False | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Snare resection of lesion of rectum | Using | False | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Fiberoptic endoscopic snare resection of lesion of upper gastrointestinal tract | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic endoscopic snare resection of lesion of colon | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of lower bowel using fiberoptic sigmoidoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of sigmoid colon using rigid sigmoidoscope | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Snare resection of duodenum | Using | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Cold snare, device | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of trachea using rigid bronchoscope | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endoscopic snare resection of lesion below trachea using rigid bronchoscope | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fiberoptic endoscopic snare resection of lesion of trachea | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fiberoptic endoscopic snare resection of lesion below trachea | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fiberoptic esophagoscopy and snare resection | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Rigid esophagoscopy and snare resection | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Bronchoscopic snare resection of lesion | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Snare resection of esophageal lesion | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Snare resection of lesion - large intestine | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Snare resection of lesion of colon | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Snare resection of lesion of rectum | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fiberoptic endoscopic snare resection of lesion of upper gastrointestinal tract | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fiberoptic endoscopic snare resection of lesion of colon | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endoscopic snare resection of lesion of lower bowel using fiberoptic sigmoidoscope | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endoscopic snare resection of lesion of sigmoid colon using rigid sigmoidoscope | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 4 | 
| Snare resection of duodenum | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endoscopic snare resection of lesion of trachea using rigid bronchoscope | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Fiberoptic endoscopic snare resection of lesion of trachea | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Endoscopic snare resection of lesion below trachea using rigid bronchoscope | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Fiberoptic endoscopic snare resection of lesion below trachea | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Bronchoscopic snare resection of lesion | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Snare resection of lesion of rectum | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Snare resection of lesion of colon | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Fiberoptic endoscopic snare resection of lesion of upper gastrointestinal tract | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Snare resection of lesion - large intestine | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Endoscopic snare resection of lesion of lower bowel using fiberoptic sigmoidoscope | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Snare resection of esophageal lesion | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Fiberoptic endoscopic snare resection of lesion of colon | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 2 | 
| Repositioning of central venous catheter by endovascular snare using fluoroscopic guidance with contrast | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Repositioning of central venous catheter by endovascular snare using fluoroscopic guidance with contrast | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Repositioning of central venous catheter by endovascular snare using fluoroscopic guidance with contrast | Using device | False | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Polypectomy snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Pacing lead extraction kit, reusable | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Pacing lead extraction kit, single-use | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Nasal snare, reusable | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Eye snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Tonsillectome | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Nasal snare, single-use | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Ear snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Gastro-urological snare, single-use | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Tonsil snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Lens loop | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Gastro-urological snare, reprocessed | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Polypectomy snare/injection needle | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Intravascular catheter-snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary bypass cannula holder set | Is a | False | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Intracardiac pacemaker extraction catheter | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic snare resection of lesion of colon using full thickness resection device | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Endoscopic snare resection | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Snare tip soft coagulation | Using device | True | Snare, device | Inferred relationship | Existential restriction modifier | 1 | 
| Gastro-urological snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  | 
| Nasal snare | Is a | True | Snare, device | Inferred relationship | Existential restriction modifier |  |