What Is the Smallest Surgical Robot Ever Built?

💡 The Answer

• Micron is a handheld robotic tool for eye surgery that weighs only 22 grams.
• It uses piezoelectric motors to cancel tremors and assist in retinal vein cannulation.
• Another miniature robot, the Da Vinci Single Port, fits through a single 2.5 cm incision.
• These tiny robots enable surgery in spaces too tight for human hands alone.