Impact of Erector Spinae Plane Block on Chronic Postsurgical Pain in Breast Cancer Patients
Status: RECRUITING
Study type: INTERVENTIONAL
Conditions: Breast Neoplasms|Mastectomy|Nerve Block|Dexmedetomidine|Pain, Postoperative|Chronic Pain|Prognosis
Interventions: PROCEDURE: Erector spinae plane block|PROCEDURE: Control group
Sponsor: Peking University First Hospital
Collaborators: Peking University Cancer Hospital & Institute