| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Implantation of electrode into cardiac atrium, replacement | Is a | Removal of cardiac pacemaker electrodes with replacement | true | Inferred relationship | Existential restriction modifier |  |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker, device | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site | Structure of endocardium of atrium | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Introduction - action | false | Inferred relationship | Existential restriction modifier |  |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Maintenance - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site | Cardiac structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Removal - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Management - action | false | Inferred relationship | Existential restriction modifier |  |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Maintenance - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site | Heart structure | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site - Direct | Atrial structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Is a | Maintenance procedure for cardiac pacemaker system | false | Inferred relationship | Existential restriction modifier |  |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure device | Cardiac pacemaker, device | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure device | Device | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site - Indirect | Heart structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site - Indirect | Atrial structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Direct device | Cardiac pacemaker electrode | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Method | Replacement - action | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Implantation of electrode into cardiac atrium, replacement | Procedure site - Indirect | Atrial structure | true | Inferred relationship | Existential restriction modifier | 1 |  |