They are acoustic waves, whose frequency is higher than the audible range. They have a mechanic, heat and physico-chemical effects. Ultrasounds induce an analgesic and congestive reaction, reduce musle tension, inhibit inflammatory processes, stimulate metabolism and increases elasticity of collagen fibres. Duration: 3-10 min. The number of treatments is determined by your doctor on case-by-case basis. Treatment recommendations: joint and spine pain syndrome neuralgia contractures scars calcaneal spurs painful shoulder syndrome sciatica and brachialgia post-amputation pains locked jaw