| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Repositioning of permanent transvenous electrodes | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Replacement of permanent transvenous electrodes | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Permanent cardiac pacemaker procedure | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision of pacemaker electrode leads | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision of permanent cardiac pacemaker device | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Implantation of permanent intravenous cardiac pacemaker | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of complex one wire intravenous cardiac pacemaker | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Implantation of complex two wire intravenous cardiac pacemaker | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Maintenance of permanent cardiac pacemaker settings | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Maintenance of permanent cardiac pacemaker settings | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of cardiac pacemaker with replacement by single-chamber device, rate-responsive | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of intravenous biventricular cardiac pacemaker system | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of cardiac biventricular permanent pacemaker using fluoroscopic guidance | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of intravenous biventricular cardiac pacemaker system | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Replacement of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Maintenance of permanent cardiac pacemaker settings | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Maintenance of permanent cardiac pacemaker settings | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of permanent intravenous cardiac pacemaker | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Permanent cardiac pacemaker procedure | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Reposition of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Fluoroscopy of heart for checking of permanent cardiac pacemaker position | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of cardiac biventricular permanent pacemaker using fluoroscopic guidance | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Replacement of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Reposition of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Fluoroscopy of heart for checking of permanent cardiac pacemaker position | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Revision of permanent cardiac pacemaker device | Procedure device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision of permanent cardiac pacemaker device | Procedure device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of cardiac biventricular permanent pacemaker using fluoroscopic guidance | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 2 | 
| Replacement of cardiac biventricular permanent pacemaker using fluoroscopic guidance | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Replacement of pulse generator of permanent cardiac pacemaker using fluoroscopic guidance | Indirect device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 3 | 
| Implantation of cardiac biventricular permanent pacemaker using fluoroscopic guidance | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of permanent cardiac pacemaker using fluoroscopic guidance | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Replacement of cardiac biventricular permanent pacemaker using fluoroscopic guidance (procedure) | Direct device | False | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of cardiac single chamber permanent pacemaker using fluoroscopic guidance (procedure) | Direct device | True | Permanent cardiac pacemaker, device | Inferred relationship | Existential restriction modifier | 1 |