title: Near disasters with the operating microscope and a solution.
mesh_terms: D004868:Equipment Failure; D006801:Humans; D007431:Intraoperative Complications / Q000517:prevention & control; D008722:Methods; D008853:Microscopy / Q000295:instrumentation*; D009885:Ophthalmology / Q000295:instrumentation*; D013523:Surgical Equipment