As its name informs this type of surgery is performed with minimal invasion and less damage to human tissue. Primarily skin and underlying tissues are cut with small and minimal incisions about 5 to 10 mm instead of large incisions in open surgeries. In another next step internal organs are manipulated much less than open counterpart so the patients has no damage to these organs. In post-operative period he or she experience lower pain. Due to less invasion patients return to work and normal daily activity earlier. It is important to note that minimally invasive surgeries have more primary costs due to expensive instruments but due to earlier discharge and return to work, these type of operation is financially beneficial.