The world's first successful recovery of patient vision with medical robots

Recently, doctors at the John Radcliff Hospital affiliated to the University of Oxford in the UK successfully completed an intraocular surgery using robots for the first time. The operation succeeded in helping 70-year-old Father William Beaver to restore normal vision.

The world's first successful recovery of patient vision with medical robots

In the eye of the patient, Father Beaver's eye, a film of only 0.01 mm thick was grown, and the film became uneven due to uneven shrinkage, which caused the patient's vision to appear severely distorted. The world is like "the one seen in the mirror." The only treatment is to remove the film by surgery.

However, the human eye is like a highly sophisticated instrument, and there can be no difference in any operation, otherwise the consequences are unimaginable. For such a delicate operation, even a weak jitter caused by a heartbeat can cause serious consequences. Traditionally, ophthalmologists need to slow down their heartbeats and perform difficult surgical procedures in the heartbeat. The emergence of ophthalmic surgical robots solves this problem—computer-controlled robots are very stable and can make more precise movements than people.

The world's first successful recovery of patient vision with medical robots

â–² Robotic ophthalmic surgery schematic (Source: Daily Mail)

The eye surgery robot called R2-D2 (Robotic Retinal Dissection Device) was developed by a Dutch medical robot company, Preceyes. The engineers at Preceyes and the doctors at Oxford University spent 18 months preparing for the operation. The R2-D2 was developed specifically for ultra-high precision retinal surgery, which is performed by two needles with a diameter of only 0.5 mm into the eye. While viewing the patient's eye with a microscope, the doctor uses a joystick to operate the robot. It completely avoids the effects of the doctor's hand shake, and the displacement accuracy is as high as 0.001 mm. Professor MacLaren, the attending physician, removed the 0.01 mm thick film on the retina of Father Beaver and did not harm the retina at all.

The world's first successful recovery of patient vision with medical robots

â–²R2-D2 is also the name of the robot in Star Wars (Source: Warpedfactor)

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