An intraocular lens (IOL) cutter for ophthalmic surgery, comprising a barrel configured to collect an IOL, wherein an outlet is defined in the barrel;
- one end of the barrel is provided with a power assembly, another end of the barrel is provided with a cutting assembly, and the power assembly is drivingly connected to the cutting assembly via a first pulling rod and a second pulling rod;
- the cutting assembly comprises a first cutting plate movably provided at an end of the barrel and a second cutting plate fixedly provided at the end of the barrel, wherein the first cutting plate is provided with a blade, and the second cutting plate is provided with a blade groove corresponding to the blade;
- an L-shaped plate is fixedly provided at an end of the second cutting plate proximate to the power assembly, wherein the L-shaped plate is mounted on the barrel via a rotating rod;
- the L-shaped plate is provided with a sliding sleeve in a direction perpendicular to the first cutting plate, wherein the sliding sleeve is connected to the second pulling rod via a first hinge member;
- an end of the L-shaped plate adjacent to the sliding sleeve is rotatably provided with a pulling claw;
- the second cutting plate is of a hollow structure, and a transmission unit is provided inside the second cutting plate;
- the first pulling rod passes through the second cutting plate to connect to the transmission unit, wherein the transmission unit comprises a roller, and the roller passes through a top plate of the second cutting plate and extends outside;
- and a clamping assembly is provided at an end of the barrel adjacent to the first cutting plate;
- the transmission unit further comprises a toothed plate, wherein the toothed plate is slidably disposed inside the second cutting plate, and a bottom of the toothed plate is fixedly connected to the first pulling rod;
- a first switching gear and a second switching gear are in meshing engagement with the toothed plate and spaced apart;
- a first intermediate gear is coaxially mounted with the first switching gear, wherein the first intermediate gear meshes with an output gear, and the output gear is coaxially arranged with the roller;
- a second intermediate gear is coaxially mounted with the second switching gear, wherein the second intermediate gear meshes with an idle gear, and the idle gear meshes with the output gear;
- and each of the first switching gear and the second switching gear is provided with a one-way bearing, and the two one-way bearings are configured to limit rotation in opposite directions;
- the clamping assembly comprises a frame, wherein the frame is mounted on the rotating rod;
- a top of the frame is connected to an inner top of the barrel via a first tension spring;
- one end of the frame proximate to the roller is provided with a driven roller;
- another end of the frame is provided with a locking rod;
- the top of the frame is provided with a pressing rod, wherein the pressing rod and the first tension spring are both located between the rotating rod and the driven roller;
- and a locking assembly is provided above the locking rod;
- the end of the L-shaped plate adjacent to the sliding sleeve is connected to the pulling claw via a third hinge member, wherein a limit stop is provided on a side of the third hinge member proximate to the second cutting plate, and a second tension spring is connected between the limit stop and the pulling claw;
- and
- a pawl is provided on the first pulling rod, wherein the pawl is located between the pulling claw and the outlet, and the pawl is configured to pull the IOL to transport the IOL to the outlet.