Check the listing for details. Focus Shockwave Focused Shock Wave Machine Deep Tissue Massager for Relaxation. Condition: New. Listed at 2939.00 USD. The principle is that th e high intensity focused shock wave energy generated by the shock wave generator enters specific deep tissues through the skin surface, effectively stimulates the affected tissue and accelerates the growth of new blood vessels and blood circulation, and induces a new inflammatory process, thereby awakening the cell's self repair function.The principle is that th e high intensity focused shock wave energy generated by the shock wave generator enters specific deep tissues through the skin surface, effectively stimulates the affected tissue and accelerates the growth of new blood vessels and blood circulation, and induces a new inflammatory process, thereby awakening the cell's self repair function.