| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Non-invasive blood pressure monitor | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| External counter-pulsation circulatory support device | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Hemodynamic-monitoring training model | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Arrhythmia-recognition training model | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Arteriovenous fistula kit | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Artery clamp | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Liquid nitrous oxide coaxial tubing | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Patient monitoring system central station monitor | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Metabolic measurement trolley | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Mitral valve tissue repair system | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Patent ductus clamp | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Valvulotome | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Sternum knife | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Sternum spreader, self-retaining | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Vein immobilizer/stabilizer | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Vein pick | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Stress exercise trolley | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Atrial retractor | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Supersaturated oxygen therapy system cartridge | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Transseptal dilator | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Surgical tubing clamp, reusable | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Surgical tubing clamp, single-use | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| T drain | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Temperature telemetric monitoring system | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Temperature telemetric monitoring system receiver | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Temperature telemetric monitoring system transmitter | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Wound carbon dioxide diffusion set | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Blood-processing autotransfusion system | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Blood-processing autotransfusion system set | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Bulldog clamp | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Bulldog clamp forceps | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiac endotherapy needle | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiac retractor | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary rehabilitation chair, electric | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary rehabilitation chair, manual | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary resuscitation mask | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary resuscitator | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular magnetic resonance imaging system, permanent magnet | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular magnetic resonance imaging system, resistive magnet | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular magnetic resonance imaging system, superconducting magnet | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular scissors | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular ultrasound imaging system | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular/thoracic trocar, reprocessed | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular/thoracic trocar, reusable | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular/thoracic trocar, single-use | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular-risk peripheral arterial tonometry system sensor | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Carotid artery clamp | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Closed-wound drain | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Closed-wound drainage reservoir | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Coronary artery scissors | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Coronary optical coherence tomography system | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Angiographic x-ray system table, non-powered | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Angiographic x-ray system table, powered | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Extracorporeal bubble oxygenator | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Intravascular ultrasound imaging system transducer, reusable | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Intravascular ultrasound imaging system transducer, single-use | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Antishock wear system | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Antishock wear system pump, battery-powered | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Antishock wear system pump, line-powered | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Antishock wear system pump, manual | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Antishock wear system trousers | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Aorta clamp | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Aortic coarctation clamp | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular monitor | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiac resuscitator | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with cardiac catheters | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with venous compression systems | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with circulatory assist systems | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Vascular infusion/aspiration catheter | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiovascular surgical device | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with angioplasty systems | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Vein locator | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with embolectomy/thrombectomy systems | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiac physiology/mapping device | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with cardiovascular prosthesis | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with intravenous administration sets | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with pacing/defibrillaton leads | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with femoral artery compression systems | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Device associated with embolization implants | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Hemodynamic measuring device | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Arterioscope | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiac compression board | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Hemodialysis catheter, implantable | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Vena cava clip | Is a | True | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary resuscitation kit | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiology information system | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiology information system application software | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Overhead infant phototherapy unit | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Intra-arterial needle | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Scalp vein needle | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Petechiometer | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Pulmonary artery shunt | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Resuscitation training model | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Electroacoustic transducer | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Sternum saw blade, single-use | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Surgical argon laser system | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Endomyocardial biopsy forceps, reusable | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Intravascular heating/cooling system catheter | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Sternum saw blade, reusable | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Sternum saw blade guide | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  | 
| Cardiac occluder | Is a | False | Cardiovascular equipment | Inferred relationship | Existential restriction modifier |  |