No more painful injections.

• IIT Kharagpur along with Tokai University of Japan invents micro needles that can inject the drugs or extract blood painlessly.
• The micro needle is developed on the basis of the principle of suction based pressure.
• Diabetic patients will immensely benefit as they need to undergo pathological examinations very often for diagnosis and management.
• The suction action is provided by the micromechanical pump which works using a piezoelectric actuator attached to the needle.
• The diametre of the needle is as small as 30 micrometre. The device is also attached with a vibrator which helps in making the process painless.