Gastric submucosal tumors
Conditions
Interventions
Purse-string closure group:Purse-string close the defect
Sponsors
Chinese PLA General Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1.Gastric SMTs (1-5 cm); 2.Preoperative confirmation of tumor origin from the muscularis propria layer by endoscopic ultrasound (EUS); 3.Age range 18-80 years; 4.Willingness to participate with signed written informed consent.
Exclusion criteria
Exclusion criteria: 1.Gastric submucosal tumors (SMTs) originating from the muscularis mucosae or submucosal layer; 2.Preoperatively assessed SMTs with high suspicion of malignancy, confirmed malignant transformation, or metastasis; 3.SMTs predominantly exhibiting extraluminal growth toward the serosal layer, with poor endoscopic intraluminal visualization; 4.Patients with severe cardiopulmonary comorbidities, coagulation dysfunction, or contraindications to surgical/anesthetic procedures; 5.Postoperative cases with partial injury to the muscularis propria layer, excluding full-thickness defects; 6.Patients who declined participation or refused to provide written informed consent; 7.Other conditions deemed ineligible by endoscopic evaluation or clinician judgment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Closure time; | — |
Secondary
| Measure | Time frame |
|---|---|
| Closure efficiency;Complete closure success rate;Number of metal clips ; | — |
Countries
China
Contacts
Public ContactZhai Yaqi
Chinese PLA General Hospital
Outcome results
None listed