Ultrasonic bone knife head

The invention discloses an ultrasonic bone knife head comprising a cutting portion positioned at a front end of the ultrasonic bone knife head; a connecting portion which is positioned at a rear end of the ultrasonic bone knife head and is connected with the cutting portion; a front end of the cutting portion is provided with a grinding head for grinding and a blade for cutting; the grinding head and the blade are integrated. According to the invention, the ultrasonic bone knife head has an integrated structure of the grinding head and the blade; during operation, the ultrasonic bone knife head can be used for multiple purposes by medical workers; there is no need to repeatedly change knife heads so as to shorten the time of operation; operation efficiency is greatly increased and operation risk is reduced and pains in patients are reduced. At the same time, two knifes head for different purposes are integrated so as to reduce production cost, save manpower and material resources. The ultrasonic bone knife head of the invention is convenient and comfortable to operate and has high safety.