| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Relaxant, induction and maintenance | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Local anaesthetic nerve block in head and neck | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Central block anesthesia | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Intravenous regional analgesia | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anaesthetic without surgery | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Nerve block anesthesia | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Lumbar chemical sympathectomy (procedure) | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for a normal healthy patient | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Neuraxial nerve block (procedure) | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Popliteal fossa nerve block, lateral approach (procedure) | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Peripheral nerve plexus block (procedure) | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Intravenous anesthesia | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Popliteal fossa nerve block (procedure) | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Pudendal nerve block - transvaginal | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Non-local anesthesia procedure | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for spinal fluid shunting procedure | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Other anesthetic | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Other anesthetic NOS | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Other specified anesthetic without surgery | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthetic without surgery NOS | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Cryotherapy to stellate ganglion | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 2 | 
| Anesthesia for a patient with severe systemic disease | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for a patient with mild systemic disease | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Lumbar plexus block | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Stellate ganglion block | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Injection of anaesthetic agent into peripheral nerve for analgesia | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Inhalational analgesia | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 2 | 
| MAC sedation | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Administration of anesthesia (procedure) | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Sympathetic ganglion block | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Supplementary agent, anesthetic | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for transvenous pacemaker insertion | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for a patient with severe systemic disease, life threatening | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on external ear | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anaesthesia for thoracotomy procedure involving diaphragm | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for post-transurethral resection bleeding | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for tenotomy, elbow to shoulder, open | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for pulmonary resection with thoracoplasty | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on spine | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for embolectomy on arteries of upper arm and elbow | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for injection procedure for lumbar myelography | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for cesarean hysterectomy | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on upper anterior abdominal wall | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for reconstructive procedure on breast | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for placement of Harrington rod | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for posterior cervical laminectomy in sitting position | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for abdominal wound dehiscence | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for anorectal endoscopy | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| anesthésie pour l'insertion d'un dispositif endoveineux de type parapluie | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for femoral artery embolectomy | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Injection of anesthetic agent into vagus nerve | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for arthroscopic procedure of elbow joint | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for colpectomy | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on pericardium with pump oxygenator | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedures on seminal vesicles | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for phleborrhaphy on veins of upper arm and elbow | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for adrenalectomy | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anaesthesia for procedure on axilla | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for thoracotomy procedure involving mediastinum | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for shunt revision, dialysis | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on upper extremity | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on nose | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on perineum | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for transvenous pacemaker insertion | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on neck | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for extensive spine procedure | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for open procedure involving sacroiliac joint | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on breast | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for hernia repair in lower abdomen | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on arteries of upper arm and elbow | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for excision of retropharyngeal tumor | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Popliteal fossa nerve block, posterior approach (procedure) | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on thorax | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for esophagoscopy | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for a patient with severe systemic disease | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Cryotherapy to stellate ganglion | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 2 | 
| Anesthesia for procedure on cervical spinal cord (procedure) | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Popliteal fossa nerve block, lateral approach (procedure) | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for chemonucleolysis | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for radical procedure on humerus and elbow | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on lower leg | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for repair of malunion or nonunion of humerus | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for arteriovenous fistula of veins of knee and popliteal area | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for a normal healthy patient | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for total elbow replacement | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anaesthesia for axillary-brachial aneurysm | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for closed procedure on radius, ulna, wrist or hand bones | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on integumentary system of head and neck | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on veins of lower leg | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on undescended testis | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for total wrist replacement | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedures on perineal integumentary system | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for lower leg cast procedure | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for procedure on pelvis | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for vertebral arteriograms | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for radical orchiectomy, abdominal | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for closed procedure on ankle | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for transurethral resection of prostate | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for total ankle replacement | Direct substance | False | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for thoracotomy procedure involving pleura | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 | 
| Anesthesia for disarticulation at knee | Direct substance | True | Anesthetic (substance) | Inferred relationship | Some | 1 |