The Study of Bilateral Upper Laryngeal Nerve Block for Supporting the Removal of Vocal Cord Polyps Under Laryngoscopy
NCT05309174
·
clinicaltrials.gov ↗
NA
Phase
UNKNOWN
Status
80
Enrollment
OTHER
Sponsor class
Conditions
Vocal Cord Polyp
Interventions
PROCEDURE:
USG-guided iSLN block
Sponsor
Guizhou Provincial People's Hospital