Comparative Study on the Short- and Long-term Efficacy of Q-ISR, Traditional Sub-ISR, and t-ISR
Recruiting
Phase 2
Interventional Study
Colorectal Cancer
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Prior Safety Data
This treatment has already been tested in at least one earlier human trial.
At a Glance
- Age
- 18 – 75
- Sex
- Any
- Trial phase
- Phase 2
- Study type
- Interventional
- Purpose
- Treatment
- Participants needed
- 100 (estimated)
- Sponsor
- Fudan University · Other
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About This Trial
This comparative study evaluates the short- and long-term outcomes of Quadrant-based Intersphincteric Resection (Q-ISR) versus traditional subtotal ISR (Sub-ISR) and conventional/total ISR (t-ISR) in patients with ultra-low rectal cancer undergoing sphincter-preserving surgery, with short-term endpoints focusing on perioperative safety (operative time, blood loss, length of stay, and postoperative…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* (1) Rectal cancer diagnosed by digital rectal examination, colonoscopy, and combined biopsy pathology. (2) The distance from the lower edge of the tumor to the dentate line is 1.5-2.0 cm. (3) Good anal function before surgery. (4) The tumor does not infiltrate the intersphinct…
Contacts