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Left hand, right hand: Understanding laterality and its impact on surgery
Sébastien Durand1, Yves Harder1, Agata Durdzinska Timoteo1
1Department of Hand Surgery, Lausanne University Hospital, University of Lausanne, 1011 Lausanne, Switzerland.
Hand Surgery & Rehabilitation
|September 12, 2025
Summary
Laterality, the preferential use of one body side, impacts human development and plastic-orthopedic hand surgery. Understanding laterality can improve surgical training and patient outcomes.
Area of Science:
- Neuroscience
- Developmental Biology
- Orthopedic Surgery
Background:
- Laterality, or preferential use of one body side, is a fundamental trait influenced by neurodevelopmental, genetic, and environmental factors.
- This characteristic is observed across species and plays a significant role in human function.
Purpose of the Study:
- To explore the concept of laterality in humans.
- To examine its implications in plastic-orthopedic hand surgery, from training to patient outcomes.
- To discuss technological solutions for cognitive asymmetries related to handedness.
Main Methods:
- Literature review on laterality.
- Analysis of laterality's role in surgical training, intraoperative performance, and patient care.
- Exploration of technological advancements like robotic surgery.
Main Results:
- Laterality influences all stages of plastic-orthopedic hand surgery.
- Robotic surgery presents potential solutions for cognitive asymmetries linked to handedness.
- Considering laterality in surgical training may enhance outcomes and working conditions.
Conclusions:
- Laterality is a critical factor in plastic-orthopedic hand surgery.
- Technological aids can help mitigate handedness-related challenges.
- Integrating laterality awareness into surgical education is essential for improved practice.
