Related Experiment Video
Updated: Apr 8, 2026
06:00
Laparoscopic Anatomic S7+S8d Resection Preserving Inferior Right Hepatic Vein and S6 with Right Hepatic Vein Transection
Published on: December 30, 2025
550
Laparoscopic Anatomic Liver Resection Using the Landmark Vein Approach for Hepatolithiasis: A Technical Note
Weijie Ma1, Chun Liao1, Guowei Li1
1Minimally Invasive Center for Hepatobiliary and Pancreatic Surgery, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine. Zhuhai Hospital of Guangdong Provincial Hospital of Chinese Medicine.
Journal of Visualized Experiments : Jove
|April 6, 2026
Summary
The Landmark Vein approach uses major hepatic veins to guide laparoscopic liver resections for bile duct stones. This technique aids precise surgery when hilar anatomy is distorted by inflammation.
Area of Science:
- Hepatobiliary Surgery
- Minimally Invasive Procedures
- Surgical Anatomy
Background:
- Laparoscopic anatomic liver resection is standard for localized intrahepatic bile duct stones.
- Inflammation frequently distorts hilar anatomy, complicating traditional dissection.
- Precise dissection is crucial for safe and effective liver resections.
Purpose of the Study:
- To introduce and demonstrate the feasibility of the "Landmark Vein approach" for laparoscopic liver resection.
- To provide a technical strategy for managing hepatolithiasis with obscured hilar anatomy.
- To detail the critical steps of this novel surgical technique.
Main Methods:
- Preoperative 3D reconstruction for hepatic vein mapping.
- Intraoperative ultrasound for real-time anatomical confirmation.
- Parenchymal transection guided by the middle hepatic vein in a caudal-to-cephalad direction.
Main Results:
- Successful application of the Landmark Vein approach in a patient with complex hepatolithiasis.
- Demonstrated feasibility of using a major hepatic vein as a guide for parenchymal transection.
- Facilitated precise anatomic resection despite distorted hilar anatomy.
Conclusions:
- The Landmark Vein approach offers a viable technical strategy for laparoscopic liver resection in cases of hepatolithiasis with distorted hilar anatomy.
- This technique may improve surgical outcomes by enhancing precision during parenchymal transection.
- Further research with larger patient cohorts is warranted to validate the approach's broader applicability and impact.
