Medical water jet scalpel device

The invention discloses a medical water jet scalpel device which comprises a water jet scalpel assembly and a transmission assembly, the water jet scalpel assembly comprises a water jet scalpel and a built-in gear, the water jet scalpel is connected to the built-in gear, the water jet scalpel comprises a body and a fluid channel located in the body, the fluid channel extends in the axial direction of the body, and the transmission assembly comprises a motor and a gear assembly. The motor drives the gear assembly to rotate, and the gear assembly is meshed with the built-in gear to drive the water jet cutter to rotate in the axial direction of the body. The medical water jet scalpel device is higher in operation flexibility, and the complexity of a water jet scalpel operation can be reduced. 本申请公开了一种医用水刀装置，其包括：水刀组件和传动组件，水刀组件包括水刀和内置齿轮，水刀连接至内置齿轮，其中水刀包括本体和位于本体内部的流体通道，流体通道沿所述本体轴向延伸，传动组件包括电机和齿轮组件，电机驱动所述齿轮组件转动，齿轮组件与内置齿轮啮合带动水刀绕所述本体的轴向旋转。本申请的医用水刀装置操作灵活性更高，可以降低水刀手术的复杂性。