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Application of Laparoscopic Transanal Total Mesorectal Excision and Conventional Laparoscopic Surgery in Low Rectal Cancer: Clinical Controlled Study

A clinical study of laparoscopic-assisted TaTME in patients with low rectal cancer

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500102130
Enrollment
Unknown
Registered
2025-05-09
Start date
2025-06-01
Completion date
Unknown
Last updated
2025-05-12

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

Conditions

Colorectal tumors

Interventions

Control group:The control group underwent conventional TME
Observation group:The observation group was treated with laparoscopic TaTME

Sponsors

The First Affiliated Hospital of Gannan Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Preoperative pathological diagnosis of rectal adenocarcinoma; 2. The age range was 18-75 years old; 3. The distance between the lower edge of the tumor and the anal edge is <=6cm; 4. Preoperative TNM staging of the tumor was stage ?-?; 5. Non-colorectal multiple primary cancer or combined with other systemic tumors.

Exclusion criteria

Exclusion criteria: 1. No anastomosis or abdominoperineal resection was performed; 2. Failure to close the stoma or re-ostomy; 3. Poor anal function or incontinence before surgery; 4. Postoperative or preventive stoma closure time less than 6 months; 5. Other factors refused follow-up questionnaires.

Design outcomes

Primary

MeasureTime frame
Surgical time;Intraoperative bleeding;Postoperative venting time;Postoperative catheter removal time;Days of hospitalization;

Secondary

MeasureTime frame
Tumor diameter;Number of lymph nodes removed;Length of lower cutting edge;Incidence of anastomotic leakage;Incidence of anastomotic bleeding;

Countries

China

Contacts

Public ContactXiaoping Liu

The First Affiliated Hospital of Gannan Medical University

xiaoxiaoliu1982@163.com+86 159 7008 1721

Outcome results

None listed

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