| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Device associated with blood autotransfusion systems | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood donor set | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Cardiac output unit infusion/withdrawal pump | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Peripheral vascular infusion/aspiration catheter | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Peripherally-inserted central venous catheter | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood transfusion filter | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Capillary blood collection tube, no-additive | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Peripheral vascular infusion/aspiration catheter, antimicrobial | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Hypodermic needle, reprocessed | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Lancet tip | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood gas syringe/needle, lithium heparin | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood gas syringe/needle, sodium heparin | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood collection Luer-syringe adaptor | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood collection needle, basic | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood/tissue storage/culture container | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Implantable arteriovenous fistula needle guide | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Hypodermic needle, single-use, non-sterile | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Hypodermic needle, single-use, sterile | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood collection Luer adaptor | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Hemoperfusion tubing set | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood specimen receptacle | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Blood collection kit/set | Is a | False | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Microcapillary blood collection funnel | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Laboratory tubing welder | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Off-line blood photoimmunotherapy bag | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  | 
| Donor blood bag transport container | Is a | True | Blood collection/transfer device | Inferred relationship | Existential restriction modifier |  |