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Updated: Feb 16, 2026

Laparoscopic Extracorporeal Knot-Tying for Uterine Vessel Occlusion during Hysterectomy with Cervical Cerclage in Large Uteri
Published on: September 12, 2025
A Modification of Laparoscopic Type C1 Hysterectomy to Reduce Postoperative Bladder Dysfunction: A Retrospective
Wei Jiang1,2, Meirong Liang1,2, Douxing Han3
1a School of Medicine , Nanchang University , Nanchang, Jiangxi , China.
Modified type C1 hysterectomy using the deep uterine vein (DUV) landmark reduces bladder dysfunction in cervical cancer patients. This approach offers shorter hospital stays and less blood loss without compromising cancer outcomes.
Area of Science:
- Gynecologic Oncology
- Surgical Innovation
- Urogynecology
Background:
- Cervical cancer treatment often involves hysterectomy, which can lead to postoperative bladder dysfunction.
- Minimally invasive surgical techniques are crucial for improving patient outcomes.
- Identifying anatomical landmarks is key to refining surgical procedures.
Purpose of the Study:
- To evaluate the feasibility of a modified type C1 hysterectomy using the deep uterine vein (DUV) and its branches as an anatomical landmark.
- To assess the impact of this modified technique on reducing postoperative bladder dysfunction in cervical cancer patients.
Main Methods:
- A prospective study involving 152 patients with stage IA2-IIB cervical cancer undergoing laparoscopic hysterectomy.
- Patients were divided into two groups: type C1 hysterectomy (n=93) using the DUV landmark and type C2 hysterectomy (n=59).
- Comparison of operative outcomes, including blood loss, hospitalization time, and rates of bladder dysfunction.
Main Results:
- Type C1 hysterectomy group showed significantly shorter hospitalization time, less blood loss, and reduced catheterization duration.
- Incidences of long-term overall bladder dysfunction, urinary retention, and bladder-emptying difficulties were lower in the type C1 group.
- No significant differences were observed in intraoperative damage, complications, lymph node dissection, resection margins, or survival rates between the groups.
Conclusions:
- Modified type C1 hysterectomy utilizing the DUV landmark is a feasible and effective technique for cervical cancer.
- This approach leads to improved postoperative recovery, including reduced blood loss and shorter hospital stays.
- The DUV-guided C1 hysterectomy effectively reduces bladder dysfunction without compromising oncological safety.
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