FIELD: medicine.
SUBSTANCE: probe for vitrectomy comprises oscillator, body, adjustable port and cutting tool. Cutting tool comprises outer and inner cutting elements. External cutting element is connected to housing. Inner cutting element may slide in external cutting element. Size of controlled port is determined by edge of hole in external cutting element and end surface of internal cutting element, when inner cutting element is in completely retracted position.
EFFECT: oscillator is made with possibility to bring inner cutting element into reciprocal motion.
20 cl, 20 dwg
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