Which factor is essential when fitting an orthosis to ensure proper alignment?

The position of the limb during fitting is crucial for ensuring proper alignment of the orthosis. Correct positioning allows for optimal biomechanical function and can help prevent discomfort, skin irritations, or further injury. During the fitting process, the orthotic device must be appropriately aligned with the anatomical structures of the limb to support natural movement patterns and restore functionality.

Attention to limb positioning helps to ensure that the orthosis effectively addresses the specific pathology or condition being treated. It allows for proper torque distribution and reduces the risk of creating pressure points that could lead to complications. Any misalignment during the fitting process could result in decreased effectiveness of the orthosis and may even lead to further issues over time.

Other factors, such as the patient's level of physical activity, the size of the device, and the patient's range of motion, are important considerations in the overall assessment and fitting process. However, they do not directly address the immediate need for alignment while fitting the orthosis. The alignment largely depends on how the limb is positioned during the fitting itself, establishing the foundational aspect that impacts the orthosis's performance and the patient's comfort.