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Updated: Jun 30, 2026

Three-dimensional Location Approach with Silk Thread Guided Laparoscopic Segmentectomy for Liver Tumor

Three-dimensional Location Approach with Silk Thread Guided Laparoscopic Segmentectomy for Liver Tumor

Published on: May 23, 2025

Navigation for laparoscopic gastrectomy with 3-dimensional computed tomography (3D-CT).

Michitaka Fujiwara¹, Yasuhiro Kodera, Hiroko Satake

¹Department of Surgery II, School of Medicine, Nagoya University 65, Tsurumai-cho, Showa-ku, Nagoya, Japan.

Hepato-Gastroenterology

|September 18, 2008

Summary

Three-dimensional computed tomography (3D-CT) reveals significant variations in gastric artery anatomy. Preoperative vascular imaging aids surgeons in performing safe laparoscopic gastrectomy for gastric cancer.

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Intraoperative Gastroscopy for Tumor Localization in Laparoscopic Surgery for Gastric Adenocarcinoma

Intraoperative Gastroscopy for Tumor Localization in Laparoscopic Surgery for Gastric Adenocarcinoma

Published on: August 9, 2016

Area of Science:

Surgical Anatomy
Medical Imaging
Gastrointestinal Oncology

Background:

Laparoscopic resection is a key treatment for early-stage gastric cancer.
Systemic lymphadenectomy during gastrectomy presents surgical challenges.
Detailed preoperative understanding of celiac artery branching is crucial for laparoscopic surgeons.

Purpose of the Study:

To analyze the vascular anatomy of celiac branches relevant to gastric cancer surgery.
To evaluate the utility of 3D-CT in mapping these vessels preoperatively.

Main Methods:

41 patients with gastric carcinoma underwent 3D-CT scans before surgery.
Branching patterns of dissected vessels were analyzed from 3D-CT images.

Main Results:

Left gastric and right gastroepiploic arteries were consistently identified.
Significant variations were observed in the origin of the right gastric artery (53.7% detection rate).
Left hepatic artery variations originating from the left gastric artery were noted in 9.7% of cases.

Conclusions:

3D-CT imaging provides valuable preoperative insights into gastric vascular anatomy.
This information can guide safer laparoscopic gastrectomy procedures.
Further advancements in imaging detail are recommended for enhanced surgical planning.