Skip to content

Shockwave Therapy Boosts Nerve Regeneration Effectiveness

Shockwave Therapy Boosts Nerve Regeneration Effectiveness

Title of Study: Motor and Sensory Schwann Cell Phenotype Commitment is Diminished by Extracorporeal Shockwave Treatment in vitro

Authors: David Hercher, Heinz Redl, Christina M. A. P. Schuh

The study explores the potential of extracorporeal shockwave therapy (ESWT) to enhance peripheral nerve regeneration, a critical area in medical treatment where current methods show limited success. Typically, the regeneration of peripheral nerves, particularly motor nerves, relies on the transplantation of sensory nerves (autografts). However, these sensory nerves are often less effective in promoting nerve growth due to their reduced ability to produce myelin, a vital component for nerve protection and function.

Traditionally, pre-clinical models, like those involving the rat sciatic nerve, have not accurately reflected human clinical outcomes. These models use nerves containing both motor and sensory Schwann cells (SCs), leading to overestimated regeneration capabilities in experimental settings. Recognizing this flaw, the study aimed to evaluate the effectiveness of shockwave therapy on Schwann cells’ behavior, isolated specifically from different types of nerves, which are motor, sensory, and mixed.

The findings highlight significant differences among these SC types. Sensory SCs generally have lower capacities for promoting nerve growth and producing myelin. Conversely, motor SCs, though slower in cell proliferation, respond better to stimulation that promotes myelin production. The introduction of ESWT showed promising results: motor SCs displayed increased growth rates, and sensory SCs showed enhanced abilities to support nerve growth and myelin production.

These results suggest that using ESWT on sensory nerve autografts could significantly improve their regenerative capabilities by altering the Schwann cells’ properties. This approach could lead to more effective treatments for peripheral nerve injuries, offering hope for better recovery outcomes. The study advocates for more tailored pre-clinical research models using SCs from pure cultures to better mirror real-life clinical scenarios, thereby enhancing the translational potential of nerve regeneration therapies.

Click to learn more.