achalasia
Conditions
Interventions
Experimental group (A):Removal of retained material using the outer casing assist device
Control group (B):Routine endoscopic flushing of the oesophagus to remove retained material from the digestive tract
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: A.Patients with pancreatic achalasia who underwent POEM surgery. B.At preoperative endoscopy, the visibility of the lower oesophagus was scored and the oesophagus was inadequately prepared (oesophageal visibility score =3) patients. The oesophageal visibility score was as follows: C. Signed informed consent for clinical research.
Exclusion criteria
Exclusion criteria: A, Contraindications to POEM: patients with severe fibrosis of the submucosal layer of the oesophagus unable to establish a submucosal tunnel, significant inflammation of the lower oesophagus or gastro-oesophageal junction, and giant ulcers. B, Previous gastric or oesophageal surgery. C, Changes in physiological and anatomical conditions that make suction tube insertion impossible. D, Combination of severe coagulation disorders, severe cardiopulmonary diseases, poor general condition, etc. cannot tolerate surgery. E, The affected party refused to participate in the study. F, Study participants have been included in other clinical studies.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Adequate oesophageal preparation;Oesophageal visibility score before and after clearance;Clearing time; | — |
Secondary
| Measure | Time frame |
|---|---|
| Incidence of adverse events in both groups;POEM surgery status and patient prognosis related indicators;POEM surgery time; | — |
Countries
China
Contacts
Public ContactKai Deng
West China Hospital, Sichuan University
Outcome results
None listed