Application of achoring endoscopic mucosal resection(EMR) in flat or small submucosal lesions

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2500111999

Enrollment

Unknown

Registered

2025-11-09

Start date

2021-09-24

Completion date

Unknown

Last updated

2025-11-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal flat or small submucosal lesions

Interventions

experimental group:achoring endoscopic mucosal resection(Preliminary lesion moulding aided endoscopic mucosal resection) (PM-EMR)

control group:conventional endoscopic mucosal resection

Eligibility

Sex/Gender

All

Age

18 Years to 74 Years

Inclusion criteria

Inclusion criteria: Patients with nonpedunculated colorectal polyps or the ultrasound ensdcopy indicated that the submucosal tumor was less than 1cm;mucosal carcinoma, carcinoma in situ,or SM1 cancer;and no lymphatic metastasis or distant metastasis.

Exclusion criteria

Exclusion criteria: Patients with metastasis, deep submucosal invasion, pedunculated colorectal polyps, serious cardiopulmonary disease, inflammatory bowel diseases, uninterrupted use of antithrombotic drugs, serious blood diseases or coagulopathies.

Design outcomes

Primary

Measure	Time frame
En bloc resection rate;R0 resection rate;	—

Countries

China

Contacts

Public ContactQinghai Peng

Jianyang People's Hospital

pengqingh@126.com+86 134 0802 8106

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026