Image-based robotics may provide accurate planning, execution in TKA
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Image-based robotics can provide accurate planning, precise execution and actionable feedback during simple and complex total knee arthroplasty, according to a presenter at the Current Concepts in Joint Replacement Winter Meeting.
During a simple TKA, image-based robotics eliminate the vagaries of the X-ray and any surgical instrumentation errors, Mark W. Pagnano, MD, said in his presentation. He added image-based robotics provide advantages in kinematic alignment and adjusting size, off-set and rotation in complex TKAs.
“When it comes time to execute, the precision of a CT-based robot is unrivaled,” Pagnano said. “Pick any variable that you want to look at and a CT-based robot is going to win on execution. That is inherently satisfying for you and me as orthopedic surgeons. They can plan it and execute it, and it is immediately apparent because you get perfect implant fit and perfect [postoperative] X-rays.”
He added image-based robotics also save time and reduce the number of steps needed to perform the surgery, while providing the most actionable real-time feedback.
“Whatever you are seeking — information on alignment, rotation, balance, joint line position —you can check that at any phase in the operation with the robot: pre-section, before you have made any cuts; mid-section, after you have made a femoral and tibial trial cut; or after you have put in your trial components and you want to check the final balance,” Pagnano said. “You get the immediate feedback and then, with the robot, you can respond with adjustments that are immediate, precise and surgeon directed.”