| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Spinal cage | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Rings | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| External fixation system | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Plating system | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Hinge | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Rod fixation system | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic internal fixation system, device | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Staple, device | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Removal of fixation from maxilla | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from bone of face | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction of foot and toes with fixation device | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Removal of fixation of mandible | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of internal fixation device from facial bone | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 3 | 
| Open reduction of proximal tibiofibular joint dislocation with fixation | Using device | False | Fixator | Inferred relationship | Existential restriction modifier | 3 | 
| Reconstruction of foot and toes with fixation device | Using device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Open reduction of open mandibular fracture with interdental fixation | Using device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Open reduction and fixation | Using device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Open reduction of fracture dislocation of joint and fixation of joint, unspecified | Using device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation of mandible | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from fracture of orbit | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from bone of face | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from maxilla | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from bone of face | Direct device | True | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation of mandible | Direct device | True | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction of foot and toes with fixation device | Using device | True | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from fracture of orbit | Direct device | True | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of fixation from maxilla | Direct device | True | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Open reduction and fixation | Using device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Breakage of bone plate | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Loosening of plate | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Prominence of plate | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Breakage of bone screw | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Loosening of screw | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Prominence of screw | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Breakage of intramedullary nail | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Loosening of intramedullary nail | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Prominence of intramedullary nail | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Breakage of external fixator | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Loosening of external fixator pin | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Breakage of spinal fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Loosening of spinal fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Prominence of spinal fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Infected plate or screw | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Infection of bone associated with intramedullary rod | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Infection of bone associated with spinal fixation device | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 3 | 
| Infection of bone associated with external fixator pin | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Infection of bone associated with bone fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 3 | 
| Bone fixation device loosening | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bone fixation device protrusion | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bone fixation device failure | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Infection of bone associated with bone wire | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Loosening of wire | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Prominence of wire | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bending of bone fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Breakage of bone fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Breakage of wire | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bending of spinal fixation device | Associated with | True | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bending of external fixator | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bending of intramedullary nail | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bending of screw | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Bending of plate | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Infection of bone associated with internal Kirschner wire fixator | Associated with | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Removal of spinal fixation system | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of spinal fixation system | Direct device | False | Fixator | Inferred relationship | Existential restriction modifier | 1 | 
| Orthopedic fixation system | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic fixation plate kit | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic fixation plate | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic implant inserter/extractor | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic bone washer | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic fixation forceps | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Torque control unit, power tools | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Craniofacial caliper | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic implant aiming/guiding block | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic bone-fragment manipulator, reusable | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Craniofacial bone distractor | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic bone tensioner | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic bone-fragment manipulator, single-use, non-sterile | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic fixation plate bending insert, single-use | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Craniofacial bone wire/bar | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic cement compressor | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Craniofacial bone distractor extension | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Craniofacial alignment rod | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Bone fixation plate pliers insert | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic implant/trial-implant holder | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic fixation plate bending insert, reusable | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Surgical instrument sleeve, reusable | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic fixation implant alignment tool | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Surgical instrument torque limiter | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic bone-fragment manipulator, single-use, sterile | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Orthopedic bone distractor | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Cranial bone flap fixation clamp | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Surgical instrument sleeve, single-use | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Memory-alloy patella fixation grip | Is a | True | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Rib/rib cage internal fixation/bracing system crimping pliers | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Rib/rib cage internal fixation/bracing system cutting pliers | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Rib/rib cage internal fixation/bracing system bending pliers | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Fixative, acid | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Fixative, Helly | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Fixative, metallic | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Fixative, Orth's solution | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  | 
| Fixative, Richardson glycol | Is a | False | Fixator | Inferred relationship | Existential restriction modifier |  |