| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Surgical drains and associated device | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ureteral catheter adaptor | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Rigid endoscope adaptor | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Bone marrow biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Brain biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Lung biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Renal biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Soft-tissue biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic aspiration biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Bone marrow collection/transfusion set | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ear speculum, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ear speculum, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Suprapubic cannula/trocar, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Tracheostomy tube cannula, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification system generator | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Bartholin's gland catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Drainage biliary catheter | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Pericardium drainage catheter | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Eustachian catheter, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Chorionic villus sampling catheter | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Central venous catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Nasopharyngeal catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Intracranial ventricle catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Continent-ileostomy rectal catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Indwelling urethral drainage catheter, antimicrobial | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Single-administration urethral drainage/irrigation catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Indwelling urethral drainage/irrigation catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Nephrostomy catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Indwelling urethral drainage catheter | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| General-purpose ureteral catheter | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Podiatric treatment system | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Tube/mask breathing circuit connector, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Urethral/ureteral catheter connector, sterile | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Dish draining aid | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic surgical system generator | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Bronchoscopic aspiration tube, flexible | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Airway obstruction forceps | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic cement extraction system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Endoscopic irrigation/aspiration pump | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ear, nose and throat irrigation/aspiration pump | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic lithotripsy system handpiece | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Cardiac needle, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Cardiac needle, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Body aspiration needle, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Body aspiration needle, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic dental scaling system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Dental irrigation/aspiration syringe | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Laryngectomy tube | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Nasogastric feeding tube | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Nasogastric/orogastric tube | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Basic tracheostomy tube, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Basic tracheostomy tube, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Tympanostomy tube | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Tympanostomy tube, semi-permeable membrane | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Urine-sampling urethral catheterization kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary bypass system valve, unidirectional flow/pressure control | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Vitrectomy system generator | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Vitrectomy system handpiece | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Negative-pressure wound therapy system foam dressing, antimicrobial | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Pneumatic trabeculoplasty system suction ring | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Intermittent urethral drainage catheter, sterile | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Negative-pressure wound therapy system foam dressing | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification system handpiece | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification system handpiece tip, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification system handpiece tip, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ophthalmic irrigation/aspiration cannula, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Lacrimal cannula | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Frontal sinus rasp | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Eustachian catheter, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Pneumatic trabeculoplasty system control unit | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Catheter mount, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Liver biopsy procedure kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Rigid endotherapy cannula, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Bronchoscopic aspiration tube, rigid | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Pneumatic trabeculoplasty system tubing | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Abdominal paracentesis kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic ophthalmic irrigation/aspiration cannula, single-use | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Endotracheal secretion monitoring system sensor | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Negative-pressure wound therapy system pump | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Vitrectomy fluid/gas handling instrument | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Tracheostomy suction kit | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Reinforced tracheostomy tube | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Intermittent urethral drainage catheter, non-sterile | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Negative-pressure wound therapy system dressing set | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Gastric calibration tube, non-sterile | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Otological bone particle collector | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Hypodermic needle, reprocessed | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Dental bone particle collector | Is a | True | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic dental scaling system generator | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic dental scaling system handpiece | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification system handpiece tip, reprocessed | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Vitrectomy system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification/vitrectomy system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Phacoemulsification/vitrectomy system generator | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic surgical system flue | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Ultrasonic surgical system tubing set | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic ophthalmic irrigation/aspiration cannula, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Water jet knife system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Cast cutter vacuum system | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  | 
| Tracheostomy tube cannula, reusable | Is a | False | Body aspiration/drainage device | Inferred relationship | Existential restriction modifier |  |