Conditions: Biliary Tract Diseases; Procedural Sedation and Analgesia
Interventions: Drug: Esketamine; Drug: Sufentanil
Sponsors: Ren Da
Not yet recruiting Conditions: Biliary Tract Diseases; Procedural Sedation and Analgesia
Interventions: Drug: Esketamine; Drug: Sufentanil
Sponsors: Ren Da
Not yet recruiting