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The impact of prophylactic pedicle ligation on postoperative bleeding after hot snare resection of colonic pedunculated polyps: A retrospective cohort study based on propensity score matching and machine learning

The impact of prophylactic pedicle ligation on postoperative bleeding after hot snare resection of colonic pedunculated polyps: A retrospective cohort study based on propensity score matching and machine learning

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600123659
Enrollment
Unknown
Registered
2026-04-28
Start date
2026-05-01
Completion date
Unknown
Last updated
2026-05-04

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

Conditions

Postoperative bleeding after the removal of colorectal polyps

Interventions

Preoperative non-preventive clamping (control group):None
Preoperative preventive clamping (experimental group):None

Sponsors

Peking University Shenzhen Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.Age range: 18 - 80 years old; 2.Diagnosed with colonic pedunculated polyps through colonoscopy and underwent HSP removal treatment. 3.Have complete perioperative data and postoperative follow-up records; 4.The patient can cooperate to complete the colonoscopy examination and postoperative bleeding monitoring.

Exclusion criteria

Exclusion criteria: 1.Lesions that are highly suspected to be submucosal invasive cancer or require surgical treatment under endoscopy; 2.Serious adverse events occurred during the operation (uncontrollable active bleeding, perforation, severe cardiovascular or cerebrovascular events, etc.); 3.Preoperative ASA classification >= V level; 4.The underlying diseases that significantly increase the risk of bleeding (inflammatory bowel disease, autoimmune diseases, coagulation disorders) are combined; 5.The patient explicitly refused to be included in any clinical retrospective studies or records.

Design outcomes

Primary

MeasureTime frame
Immediate bleeding after HSP surgery;Postoperative delayed bleeding after HSP surgery;

Secondary

MeasureTime frame
Intestinal perforation;Post polyp electrocoagulation syndrome;Postoperative hospital stay;Number of titanium frames used;Total operation time;

Countries

China

Contacts

Public ContactLuo Jun

Peking University Shenzhen Hospital

doctorbruce@163.com+86 755 83923333

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 7, 2026