An ultrasonic scalpel handle comprising a handle housing having an accommodating cavity and a transducer assembly, the transducer assembly integrally accommodated in the accommodating cavity and configured to rotate about an axis of the transducer assembly in the accommodating cavity,
- wherein the transducer assembly comprises a transducer shell and a transducer fixedly connected to each other, the transducer shell comprises a hollow cavity, and at least a rear portion of the transducer is accommodated in the hollow cavity,
- wherein the transducer assembly further comprises a conductive member fixedly provided outside the transducer shell, the conductive member comprises a conductive portion, and the transducer is fixedly and electrically connected to the conductive portion,
- wherein a power connecting member is fixedly arranged in the accommodating cavity of the handle housing, the power connecting member presses against the conductive portion, and with the transducer assembly rotating about the axis with respect to the handle housing, the power connecting member keeps in contact with the conductive portion to maintain electrical connection,
- wherein the conductive member is fixedly disposed on a rear end portion of the transducer shell, the power connecting member is an elastic element comprising a conductive material, and the power connecting member presses elastically against the conductive portion and forwardly along a front-rear direction of the transducer shell,
- wherein a power cord connects a lower portion of the handle housing to a power supply, the power cord is, when the ultrasonic scalpel handle is handled for an operation, disposed below the power connecting member and the transducer assembly and extends downwardly out from the handle in a direction that is different from the axis of the transducer assembly,
- wherein the conductive portion comprises a first conductive portion and a second conductive portion insulated from each other, at least one of the first conductive portion or the second conductive portion is in a shape of a disc or a ring and is configured to rotate about the axis of the transducer assembly,
- wherein the transducer comprises a first electric lead and a second electric lead, the first electric lead is electrically connected to the first conductive portion, and the second electric lead is electrically connected to the second conductive portion,
- wherein the power connecting member comprises a first elastic power connecting member and a second elastic power connecting member arranged independently from each other, the first elastic power connecting member and the second elastic power connecting member are both elastic pieces comprising metal materials configured to flex in the front-rear direction,
- wherein an end portion of the first elastic power connecting member and an end portion of the second elastic power connecting member are fixedly disposed in the handle housing, another end portion of the first elastic power connecting member presses against the first conductive portion forwardly, and another end portion of the second elastic power connecting member presses against the second conductive portion forwardly,
- wherein the conductive member comprises a plate body, a first conductive piece, and a second conductive piece, the first conductive piece and the second conductive piece are fixed on the plate body and comprise metal materials, the first conductive portion comprises the first conductive piece, the second conductive portion comprises the second conductive piece, and
- wherein, the first elastic power connecting member flexes backward to press forwardly against a rear side of the first conductive piece, and the second elastic power connecting member flexes backward to press forwardly against a rear side of the second conductive piece.