钻石 (金刚石 )是世界上最硬的物质 ,其硬度是蓝 (红 )宝石的 140倍。瑞士迈高钻石刀的刀刃厚度仅为 4ｎｍ ,因此手术切开为分子水平 ,对组织、细胞无挤压、撕拉等损伤 ,伤口愈合迅速 ,手术效果好 ,对医生和患者均有益处。钻石刀已被广泛应用于白内障人工晶状体植入术、青光眼 Diamond (diamond) is the hardest substance in the world and its hardness is 140 times that of blue (red) gemstones. The thickness of the knife in the Swiss Magco diamond knife is only 4nm, so the surgical incision to the molecular level, no compression, tearing and other damage to the tissue, cells, wound healing quickly, the effect of surgery is good, both for doctors and patients. Diamond knife has been widely used in cataract artificial lens implantation, glaucoma