在使用手术刀对组织上的某一部位做外科切割时,必须保证刀具的切割质量,要不致伤害到周围的组织 要出血少。电灼刀或激光灼刀可以做到少出血或不出血的操作,但它们对周围组织引起损伤,况且激光手术刀的价格昂贵,设备体积大,不便于应用。 使用超声波手术刀,既对刀口周围组织的损 In the use of a surgical knife on a part of the organization to do surgical cutting, we must ensure that cutting the quality of the tool, or to hurt the surrounding tissue less bleeding. Electrosurgical burners or laser scalpel can do less bleeding or bleeding operation, but they cause damage to the surrounding tissue Moreover, the laser scalpel expensive, large equipment, inconvenient to use. Use of ultrasonic scalpel, both on the edge of tissue damage