The role of biomechanics research in the understanding of equine lameness.

This research paper outlines the importance of biomechanics research in understanding and preventing equine lameness, with advancements in gait analysis being utilized to comprehensively analyze the locomotion of horses, identify alterations subsequent to injuries, and devise tailored treatment plans accordingly.

Biomechanics and Equine Locomotion

• The research makes use of advancements in technology to study gait analysis, a field primarily developed for orthopaedic research.
• This allows for a detailed analysis of normal equine locomotion and any changes that may occur post-injury.
• The value of such characterization, though, is restricted unless linked to a profound understanding of the properties of individual tissues involved.
• The study also takes into account the adaptive reactions of musculoskeletal tissues to exercise and training, which is considered crucial in interpreting such studies.

Contribution to Clinical Practice

• The investigation into the biomechanical properties of musculoskeletal tissues has significantly contributed to clinical practice.
• Developments attributed to this research include the creation of internal fixation devices for securing equine long bone fractures, and the demonstration of the limited value of ‘firing’ in tendon injury treatment.

Biomechanical Environment of Bone During Loading

• Several studies have delved into the biomechanical environment experienced by bones during pressure and strain, known as loading.
• An exemplification of such research is Nunamaker et al.’s work in 1990, which shed insight into the damage and remodelling response of bone during rigorous exercise.
• Comprehending the adaptive responses of osteoblasts, cells that contribute to bone formation, to environmental stress led to the creation of modified training programs. These adaptations have significantly reduced metacarpal fractures in racing 2-year-old horses.

Using Biomechanics Research for Rehabilitation

• The understanding of how individual skeletal tissue remodels in response to mechanical loading or overloading can guide the creation of tailored rehabilitation programs to assist in injury recovery.
• Such enhancements in equine welfare and injury prevention are only possible through a multidisciplinary approach, integrating information from various areas of exploration.