Actively Recruiting
Comparison of Postoperative Anal Function Between Parks and Bacon Techniques in Low Rectal Cancer
Led by Sixth Affiliated Hospital, Sun Yat-sen University · Updated on 2025-12-18
256
Participants Needed
1
Research Sites
208 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
The goal of this study is to compare the postoperative anal function of patients with ultra-low rectal cancer after Parks operation (colon anal anastomosis) and Bacon operation (colon anal pull-out anastomosis), which may provide clinical evidence for the improvement of anal function and quality of life. The main questions it aims to answer are: the difference of anal function 1 year after surgery type of study: clinical trial participant population: patients with low rectal cancer Participants will receive Parks operation of Bacon operation If there is a comparison group: Researchers will compare Parks and Bacon operation to see if the anal function 1 year after surgery is different.
CONDITIONS
Official Title
Comparison of Postoperative Anal Function Between Parks and Bacon Techniques in Low Rectal Cancer
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Men or women aged between 18 and 75 years
- Pathological diagnosis of rectal cancer with tumor ≤ 3cm from the dentate line by MR imaging
- No local complications such as obstruction, bleeding, or sphincter invasion before surgery
- Suitable for anal preservation surgery as determined by a multidisciplinary team
- Adequate bone marrow, liver, kidney, and heart function for surgery and anesthesia
- Expected complete tumor removal (R0 resection) technically feasible
- Provided written informed consent
You will not qualify if you...
- Previous history of malignant colorectal tumors
- Emergency operation needed due to complications like obstruction or gastrointestinal bleeding
- Unable to achieve R0 resection because of tumor invasion to nearby organs
- Presence of multiple primary tumors
- History of other malignancies
- Participation in other clinical trials within 4 weeks before enrollment
- ASA physical status score of IV or higher and/or ECOG performance status of 2 or higher
- Intolerance to surgery due to serious liver, kidney, heart, lung, or blood clotting problems
- History of serious mental disorders
- Women who are pregnant or breastfeeding
- Uncontrolled infection before surgery
- Other clinical or laboratory conditions making participation unsuitable as judged by investigators
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
The Sixth Affiliated Hospital, Sun Yatsen University
Guangzhou, Guangdong, China
Actively Recruiting
Research Team
J
Jun Huang, MD
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
SINGLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
SUPPORTIVE_CARE
Number of Arms
2
Not the Right Trial for You?
Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.
Already have an account? Log in here