Yes, most knee replacement surgeries are minimally invasive, with numerous benefits to the patient, including smaller incisions, less tissue trauma, bleeding and post–operative pain, shorter hospital stays, faster recovery, and earlier return to work and activities — in weeks rather than months. Advantages of Minimally Invasive Knee Replacement Surgery. Patients Start walking in few hours of surgery. Patients start climbing the staircase from second day of his surgery. Patients Discharge with in 3 Days from the Hospital after surgery. No blood loss during the surgery, no blood Transfusion required. Less Physiotherapy.( No Physiotherapist required for home) Less Antibiotic. Stitchless Surgery. Recovery time is just two – three week.