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[Structural evaluation of the remaining lung after partial pulmonary resection by the stapling device]
Junichi Murakami1, Kazuhiro Ueda, Fumiho Sano
1Department of Surgery and Clinical Science, Yamaguchi University, Ube, Japan.
Kyobu Geka. the Japanese Journal of Thoracic Surgery
|September 10, 2014
Summary
Lung stapling temporarily shrinks the lung but does not cause lasting damage. The remaining lung tissue fully recovers its size and morphology within two months post-surgery.
Area of Science:
- Thoracic Surgery
- Pulmonary Medicine
- Surgical Pathology
Context:
- Lung resection using stapling devices is common.
- Concerns exist regarding potential lung shrinkage and pleural fragility post-stapling.
- Limited experimental data exists on the long-term morphological effects.
Purpose:
- To investigate the morphological changes in the remaining lung after partial lung resection with a stapler in a porcine model.
- To assess lung size recovery and visceral pleura integrity.
- To evaluate alveolar morphology changes proximal and distal to the stapler stump.
Summary:
- Porcine lungs were resected using a stapler, and morphology was assessed immediately and two months post-operation.
- The remaining lungs temporarily shrank but recovered thoracic cage volume within two months.
- No significant adverse morphological changes, including bullous degradation of the visceral pleura, were observed.
Impact:
- This study provides experimental evidence that lung stapling does not lead to irreversible adverse morphological changes.
- It suggests that stapler-induced lung shrinkage is a transient phenomenon.
- Findings support the safety and efficacy of stapling devices in lung parenchyma resection.
