Effect of Botulinum Toxin Injection Guided by Ultrasound Combined With Balloon Localization on Cricopharyngeal Achalasia

NCT06213662 · clinicaltrials.gov ↗

NA

Phase

RECRUITING

Status

20

Enrollment

OTHER

Sponsor class

Conditions

Cricopharyngeal Achalasia
Dysphagia

Interventions

DRUG: Botulinum toxin type A for injection

Sponsor

The First Affiliated Hospital of Zhengzhou University