| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Trocar biopsy of bone, superficial | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone, deep | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone, superficial | Direct device | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Reusable trocar, device | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Disposable trocar, device | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar - 12 mm, device | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar - 10 mm, device | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar - 5 mm, device | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy | Direct device | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone | Direct device | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone, deep | Direct device | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone, superficial | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone, deep | Using | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Trocar biopsy of bone, superficial | Using device | False | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy | Using device | False | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy of bone | Using device | False | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy of bone, deep | Using device | False | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy of bone | Using device | True | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy | Using device | True | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy of bone, deep | Using device | True | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Trocar biopsy of bone, superficial | Using device | True | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Aspiration of urinary bladder using trocar | Using device | False | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Aspiration of urinary bladder using trocar | Using device | True | Trocar device | Inferred relationship | Existential restriction modifier | 1 | 
| Aorta cannula | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Coronary artery cannula | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Coronary sinus cannula | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Vena cava cannula | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Suprapubic cannula/trocar, single-use | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Endotherapy trocar, reusable | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Ear, nose and throat trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Gallbladder trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Suprapubic trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Tracheolaryngeal trocar, single-use | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Tracheolaryngeal trocar, reprocessed | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Endotherapy trocar, single-use | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Endotherapy trocar, reprocessed | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Tracheal trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Abdominal trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Suprapubic cannula/trocar, reusable | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Laparoscopic trocar sleeve anchor | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Laparoscopic surgical procedure kit, non-medicated, reusable | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Laparoscopic surgical procedure kit, non-medicated, single-use | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Laparoscopic surgical procedure kit, medicated | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Catheter-introduction trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Laparoscopic plume filter | Is a | False | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Intracerebral trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Laparoscopic trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Thoracic trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  | 
| Endotherapy trocar | Is a | True | Trocar device | Inferred relationship | Existential restriction modifier |  |