Ultrasonic suction knife

Abstract

The utility model relates to medical instrument technical field discloses an ultrasonic suction cutter, include: sword stem and cutter head. Sword stem has the hollow channel. The cutter head is arranged at the distal end of sword stem, and the distal end surface of cutter head is provided with first cutting groove and second cutting groove, and the both ends of first cutting groove and second cutting groove respectively penetrate the lateral wall of cutter head, and the hollow channel extends to the distal end surface of cutter head and is crossed with first cutting groove and second cutting groove, and forms first cutting surface, second cutting surface, third cutting surface and fourth cutting surface on the distal end surface of cutter head. The setting that is crossed by first cutting groove, second cutting groove and hollow channel forms multiple cutting surfaces, improves the broken emulsification efficiency of cutter head, and can improve the suction efficiency, thereby shortens the operation time. In addition, such setting can also simplify the structure, and is convenient for processing manufacture.

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