ASPIRATION-IRRIGATION DISH Russian patent published in 1996 - IPC

FIELD: medical equipment; ophthalmology; surgery. SUBSTANCE: edge hole of the dish is disposed at working end of the first tube which is made sharpened and disposed for space-free interaction with its side bevel with like surface made onto the second tube. There is a side hole at the wall of the second tube between surface being like to bevel and case. The second tube is provided with additional channel and internal cavity, which are located at its additional part between working edge and surface being like to the bevel. Moreover, in aspiration-irrigation dish the first and the second tubes made be made with cross-sections reducing at the direction being opposite to side to the case. Cross- section may have profiled lateral shape, as well as cone- shaped, oval-shaped or lentil-type cross-section; it may also be curved. Lateral size of aspiration channel may excess or be equal in size to lateral size of internal cavity of additional part of the second tube. EFFECT: reduced traumatism. 6 cl, 3 dwg