Achilles tendinopathy is a very common pathology, especially in the athletic population. Its etiology is multifactorial and the underlying pathophysiology is still not fully understood. For non-insertional tendinopathy is increasingly recognized the influence of paratendinopathy in the genesis of patients symptoms, so various surgical treatments have been accordingly developed; they are indicated when conservative treatment fails. The Achilles tendoscopy is one of these techniques, it has the advantages of minimally invasive surgery, resulting in a low complication rate and good functional results. In relation to this procedure we review the surgical technique, which is exemplified by the case of a high performance athlete treated satisfactorily.