Experience in treatment of limb contractures and deformities in children with congenital arthrogryposis is presented. The main principles of treatment were detected. Complex of diagnostic and curative measures including conservative treatment of patients stating from birth is described in details. Conservative treatment consists of therapeutic exercises, massage, physiotherapy, special braces and plaster bandages. Surgical treatment method using external fixation devices is presented. The method of biocontrol disturbance detection is given and the use of functional biocontrol (FBC) method for the treatment of this pathology is well grounded. Early results of FBC use are evaluated as positive ones that confirms the expedience of further use of FBC for the treatment of patients with congenital arthrogryposis.