This is a very safe technique used for anaesthesia. A thin plastic tube is inserted in the lower back, through which calculated dose of medication is injected during surgery, making only the legs numb.

Thin Plastic Tube inserted in the Back	Computerised Infusion Pump

• The advantages of this technique are;
  It is safe for elderly, those who have high blood pressure or heart trouble.
• During surgery it helps reduce bleeding.
• After the surgery, the tube is connected to a syringe attached to a computerised pump, through which small dose of pain relieving medication is injected, reducing pain after the surgery, eliminating the need for sedatives and allow early exercises with CPM.