Prosthetics is specialized field that deals with the construction, production and evaluation of prosthesis. Prosthesis aesthetically and functionally replaces missing limb or its part. It is based on functional anatomy, biomechanics and materials and construction technique. It is of great importance that prosthesis is made of quality materials which makes it light and aesthetically pleasing. The main classification of prosthesis for lower limbs is on transtibial, transfemoral and knee disarticulation prosthesis. Also, prosthesis can be endoskeletal and egzoskeletal. Rehabilitation of a person who had its leg amputated is complex and long lasting process. The team of specialists consisting of a surgeon, orthopaedist, physiatrists, physiotherapist, occupational therapist, psychologist, orthopedic technician and other medical specialists helps the patient to reach the maximum possible independence of the physical, psychological, social, professional and economic independence and efficiency. Rehabilitation includes a phase prior to surgery, postoperative phase, preprosthetic phase and prosthetics phase. After the prosthetic phase comes long-term tracking of a patient. In preoperational phase, when patient gets prepared for a procedure, understanding and support are important. Inspections and assessments are being conducted. Persons who have experienced amputation, need help and support from family, friends, medical professionals and the entire society.