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Updated: Jun 18, 2026

Laparoscopic Extracorporeal Knot-Tying for Uterine Vessel Occlusion during Hysterectomy with Cervical Cerclage in Large Uteri

Laparoscopic Extracorporeal Knot-Tying for Uterine Vessel Occlusion during Hysterectomy with Cervical Cerclage in Large Uteri

Published on: September 12, 2025

An efficient hand-tying technique for vessel ligation.

Stephen Sandwell¹, Ron Hazani, Morton Kasdan

¹Division of Plastic Surgery, Department of Surgery, University of Louisville, Louisville, KY 40202, USA. sesand03@louisville.edu

The American Surgeon

|November 26, 2009

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This study presents a novel, efficient surgical technique for vessel ligation. The improved method streamlines knot tying, reducing hand movements for faster, safer surgical procedures.

Area of Science:

Surgical Techniques
Surgical Skills Optimization
Vascular Surgery

Background:

Vessel ligation is a critical surgical skill.
Efficient execution is paramount in surgical procedures.
Current methods may involve redundant movements.

Purpose of the Study:

To develop a more efficient method for tying the first knot during vessel ligation.
To minimize unnecessary hand movements in surgical knot tying.
To enhance the speed and safety of surgical ligation.

Main Methods:

Identified and eliminated redundant hand movements in knot tying.
Developed a novel technique for tying a first knot around a hemostat-clamped vessel.
Integrated suture passage with knot formation around the hemostat.

Related Experiment Videos

Last Updated: Jun 18, 2026

Laparoscopic Extracorporeal Knot-Tying for Uterine Vessel Occlusion during Hysterectomy with Cervical Cerclage in Large Uteri

Laparoscopic Extracorporeal Knot-Tying for Uterine Vessel Occlusion during Hysterectomy with Cervical Cerclage in Large Uteri

Published on: September 12, 2025

Main Results:

Achieved a significantly faster method for tying the initial surgical knot.
Enabled the placement of a flat knot without crossing hands.
Demonstrated a smoother, more efficient ligation process.

Conclusions:

The developed technique offers a substantial improvement in the efficiency of vessel ligation.
This method enhances surgical performance by reducing procedural time and complexity.
Optimized surgical knot tying contributes to improved patient safety and outcomes.