| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Cystoscopic upward disimpaction of ureteric calculus | Using | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Push-bang operation for ureteric calculus | Using | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Irrigation of ureteral catheter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Irrigation of ureterostomy and ureteral catheter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Manipulation of ureteral calculus by catheter | Using | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Cystoscopic upward disimpaction of ureteric calculus | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Push-bang operation for ureteric calculus | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Manipulation of ureteral calculus by catheter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Cystoscopic upward disimpaction of ureteric calculus | Using | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 2 | 
| Push-bang operation for ureteric calculus | Using | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 2 | 
| Manipulation of ureteral calculus by catheter | Using | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Clamping urethral catheter | Indirect device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Push-bang operation for ureteric calculus | Using device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 3 | 
| Cystoscopic indwelling catheterization of ureter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 2 | 
| Manipulation of ureteral calculus by catheter | Using device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Cystoscopic catheterization of ureter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Irrigation of ureterostomy and ureteral catheter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Irrigation of ureteral catheter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Manipulation of ureteral calculus by catheter | Using device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Clamping urethral catheter | Indirect device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Cystoscopic catheterization of ureter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Catheterization of ureter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of ureterostomy tube and ureteral catheter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of ureteral catheter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Cystourethroscopy with ureteral catheterization | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 2 | 
| Cystostomy with insertion of ureteral catheter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Cystourethroscopy with ureteral catheterization and brush biopsy | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 3 | 
| Catheterization of ureter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Cystostomy with insertion of ureteral catheter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Cystourethroscopy with ureteral catheterization | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of ureteral catheter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Retrograde catheterization of ureter | Direct device | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Retrograde catheterization of ureter | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| General-purpose ureteral catheter | Is a | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Ureteral dilatation catheter | Is a | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic ureteral catheter, reusable | Is a | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Fiberoptic ureteral catheter, single-use | Is a | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Ureteral dilatation/injection catheter | Is a | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Ureteropelvic balloon catheter | Is a | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Ureteropelvic filter catheter | Is a | False | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  | 
| Cystourethroscopy with ureteral catheterization and brush biopsy of lower urinary tract | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 3 | 
| Retained fragment of ureteric catheter | Associated with | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 3 | 
| Emptying of ureterostomy bag | Direct device | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fiberoptic light ureteral catheter | Is a | True | Ureteral catheter, device | Inferred relationship | Existential restriction modifier |  |