The observation group used argon ion coagulation + anti- Helicobacter pylori for treatment, and the argon ion coagulator used the VIO300S model produced by German ERBE company
The observation group was treated with argon ion coagulation and anti-Helicobacter pylori, and the argon ion coagulator was made of VIO300S type produced by ERBE of Germany.
The observation group was treated with argon plasma coagulation plus anti Helicobacter pylori, and the argon ion coagulator was vio300s type produced by Erbe company of Germany