Patents by Inventor Xiuyou QIN

Xiuyou QIN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Ultrasonic dental scaler transducer and dental scaler handle comprising same
    Patent number: 11458001
    Abstract: The ultrasonic dental scaler transducer includes a horn at the front end, a piezoelectric ceramic at the middle, and a main rod at the rear end. The transducer also includes a connecting rod. A rear end of the horn is provided with a connecting groove. A front end of the connecting rod is sealingly connected to the connecting groove, and a rear end of the connecting rod extends through the main rod and extends beyond the main rod for a certain length. The piezoelectric ceramic sleeves the connecting rod, and the front and rear ends of the piezoelectric ceramic are respectively in abutting connection with the horn and the main rod. The present invention further discloses a dental scaler handle.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: October 4, 2022
    Assignee: Guilin Woodpecker Medical Instrument Co., Ltd.
    Inventors: Xunxian Wu, Yun Li, Xiuyou Qin
  • ULTRASONIC DENTAL SCALER TRANSDUCER AND DENTAL SCALER HANDLE COMPRISING SAME
    Publication number: 20200078150
    Abstract: The ultrasonic dental scaler transducer includes a horn at the front end, a piezoelectric ceramic at the middle, and a main rod at the rear end. The transducer also includes a connecting rod. A rear end of the horn is provided with a connecting groove. A front end of the connecting rod is sealingly connected to the connecting groove, and a rear end of the connecting rod extends through the main rod and extends beyond the main rod for a certain length. The piezoelectric ceramic sleeves the connecting rod, and the front and rear ends of the piezoelectric ceramic are respectively in abutting connection with the horn and the main rod. The present invention further discloses a dental scaler handle.
    Type: Application
    Filed: October 12, 2017
    Publication date: March 12, 2020
    Applicant: Guilin Woodpecker Medical Instrument Co., Ltd.
    Inventors: Xunxian WU, Yun LI, Xiuyou QIN