Patents by Inventor Peifu Tang

Peifu Tang 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).

  • Patent number: 11534240
    Abstract: An intelligent monitoring system for pelvic fracture reduction, comprising a sample fracture model database, a patient pelvic fracture data acquisition unit, a reduction situation monitoring unit and a mixed reality data fusion processing unit, the sample fracture model database stores a plurality of sample fracture models, the patient pelvic fracture data acquisition unit uses magnetic navigation and positioning technology to collect patient pelvic location information data in real-time and upload it to the mixed reality data fusion processing unit, the mixed reality data fusion processing unit automatically invokes the sample fracture model in the sample fracture model database corresponding to patient pelvic fracture condition and matches the patient pelvic location information data with the sample fracture model using mixed reality technology to form an intelligent fracture model for the patient's pelvic fracture state, the reduction situation monitoring unit loads and displays images of the intelligent f
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: December 27, 2022
    Assignee: CHINESE PLA GENERAL HOSPITAL
    Inventors: Hua Chen, Peifu Tang
  • Publication number: 20220378483
    Abstract: The present invention relates to a bidirectional fixation steel plate and a bone shaft fixation system. The bidirectional fixation steel plate comprises a steel plate body, wherein the steel plate body is used to be implanted from a front side of a bone shaft and has a structure matched with the front side of the bone shaft to fixedly fit with a fracture end, the steel plate body is provided with at least two pairs of guide holes for first locking screws to pass through respectively in the structure matched with the front side of the bone shaft, and angles of the guide holes enable the first locking screws passing through to clamp an intramedullary nail together to control rotation and axial stability of the intramedullary nail.
    Type: Application
    Filed: October 20, 2016
    Publication date: December 1, 2022
    Inventors: Hua CHEN, Peifu TANG
  • Publication number: 20220039870
    Abstract: An intelligent monitoring system for pelvic fracture reduction, comprising a sample fracture model database, a patient pelvic fracture data acquisition unit, a reduction situation monitoring unit and a mixed reality data fusion processing unit, the sample fracture model database stores a plurality of sample fracture models, the patient pelvic fracture data acquisition unit uses magnetic navigation and positioning technology to collect patient pelvic location information data in real-time and upload it to the mixed reality data fusion processing unit, the mixed reality data fusion processing unit automatically invokes the sample fracture model in the sample fracture model database corresponding to patient pelvic fracture condition and matches the patient pelvic location information data with the sample fracture model using mixed reality technology to form an intelligent fracture model for the patient's pelvic fracture state, the reduction situation monitoring unit loads and displays images of the intelligent f
    Type: Application
    Filed: February 13, 2020
    Publication date: February 10, 2022
    Inventors: Hua CHEN, Peifu TANG
  • Patent number: 11116555
    Abstract: The present invention relates to a wing-shaped angle steel plate and a bone shaft fixation system. The wing-shaped angle steel plate comprises a wing fitting portion and a body fixation portion which are fixedly connected to each other. The wing fitting portion is used for supporting a fracture end and has a structure matched with an inner side surface of a bone shaft. The body fixation portion is used for fixing the wing fitting portion and has a structure matched with a front side of the bone shaft. The body fixation portion is provided with at least two first locking holes for passing through first locking screws at an intersection site with the wing fitting portion and is further provided with at least two second locking holes for passing through second locking screws in the structure matched with the front side of the bone shaft.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: September 14, 2021
    Assignee: TIANJIN ZHENGTIAN MEDICAL INSTRUMENT CO., LTD
    Inventors: Hua Chen, Peifu Tang
  • Patent number: 11000320
    Abstract: A medial buttress construct for femoral neck includes a support part and an attachment fixing part fixedly connected to each other. The support part includes a structure matching an inferior surface of a proximal end of the femoral neck. The attachment fixing part includes structures simultaneously matching a front side surface of a distal end of the femoral neck and a front side surface of an upper end of femoral shaft. The attachment fixing part includes at least one opening for allowing a screw to pass through the structure matching the front side surface of the distal end of the femoral neck, and at least one opening for allowing a screw to pass through the structure matching the front side surface of the upper end of the femoral shaft. A fracture fixation device for femoral neck may include the medial buttress construct for femoral neck.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: May 11, 2021
    Assignee: Tianjin Zhengtian Medical Instrument Co., Ltd
    Inventors: Hua Chen, Peifu Tang
  • Patent number: 10952720
    Abstract: A tendo calcaneus suturing instrument, comprising: a first support and a second support that are of a U-shaped structure, a distance adjustment device, a first guide sleeve, a second guide sleeve, a first positioning tube, a second positioning tube and a tendo sheath cutter. An outer arm and an inner arm of the first support, and an outer arm and an inner arm of the second support are respectively provided with a first positioning hole, a first guide hole, a second positioning hole and a second guide hole; and the first guide sleeve/the second guide sleeve is fixed by means of the first positioning hole/the second positioning hole and is matched with the first guide hole/the second guide hole. The first positioning tube/the second positioning tube provided with a through hole is arranged in the first guide sleeve/the second positioning sleeve or the tendo sheath cutter is arranged in the first guide sleeve and/or the second guide sleeve in a matching manner.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: March 23, 2021
    Inventors: Hua Chen, Peifu Tang
  • Publication number: 20190314066
    Abstract: The present invention relates to a wing-shaped angle steel plate and a bone shaft fixation system. The wing-shaped angle steel plate comprises a wing fitting portion and a body fixation portion which are fixedly connected to each other. The wing fitting portion is used for supporting a fracture end and has a structure matched with an inner side surface of a bone shaft. The body fixation portion is used for fixing the wing fitting portion and has a structure matched with a front side of the bone shaft. The body fixation portion is provided with at least two first locking holes for passing through first locking screws at an intersection site with the wing fitting portion and is further provided with at least two second locking holes for passing through second locking screws in the structure matched with the front side of the bone shaft.
    Type: Application
    Filed: October 18, 2016
    Publication date: October 17, 2019
    Inventors: Hua CHEN, Peifu TANG
  • Patent number: 10441373
    Abstract: A master-slave same structure teleoperation fracture reduction mechanism includes a frame assembly, two parallel platform assemblies, a top platform connecting plate (9), an operating handle assembly, two fixing assemblies, a controller (15), six movement assemblies and 24 hydraulic pipes (26). The operating handle assembly is located in the middle of the upper platform (5), and the two fixing assemblies are located on the top of the parallel platform assembly. The two parallel platform assemblies are disposed on the frame assembly; the controller (15) and the six movement assemblies are disposed on the frame assembly; A top platform connecting plate (9) is connected to the fixing assembly parallel platform assembly. The hydraulic pipes (26) is in communication with motion hydraulic cylinders (7a) and the other end of the hydraulic pipes is in communication with one of platform hydraulic cylinders (7b). The invention assists a doctor to achieve fracture reduction.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: October 15, 2019
    Assignees: BEIHANG UNIVERSITY, THE GENERAL HOSPITAL OF THE PEOPLE'S LIBERATION ARMY
    Inventors: Lei Hu, Peifu Tang, Tianmiao Wang, Lihai Zhang, Changsheng Li, Hailong Du, Lifeng Wang, Yiming Tan, Lu Zhao
  • Publication number: 20190038327
    Abstract: A medial buttress construct and a fracture fixation device for femoral neck are disclosed. The medial buttress construct for femoral neck comprises a support part and an attachment fixing part fixedly connected to each other. The support part includes a structure matching an inferior surface of a proximal end of the femoral neck. The attachment fixing part includes structures simultaneously matching a front side surface of a distal end of the femoral neck and a front side surface of an upper end of femoral shaft. The attachment fixing part includes at least one opening for allowing a screw to pass through the structure matching the front side surface of the distal end of the femoral neck, and at least one opening for allowing a screw to pass through the structure matching the front side surface of the upper end of the femoral shaft.
    Type: Application
    Filed: February 4, 2016
    Publication date: February 7, 2019
    Inventors: Hua CHEN, Peifu TANG
  • Publication number: 20180042622
    Abstract: The present disclosure relates to an anatomical locking guide steel plate for a complicated acetabulum fracture, an anatomical locking guide apparatus and matched guide sleeve apparatus. The inner side of said anatomical locking guide steel plate contacts with a face of the acetabulum, said anatomical locking guide steel plate includes three portions, a head of the steel plate, a body of the steel plate and a tail of the steel plate, said head of the steel plate, said body of the steel plate and said tail of the steel plate are jointed seamlessly. Using the steel plate provided by the present disclosure can reposition and fix the complicated acetabulum fracture efficiently. It can avoid shaping the steel plate in the surgery, so the operative time may be shortened, and the difficulty of the surgery may be lower. The surgical trauma is small, and the surgical bleeding is slight.
    Type: Application
    Filed: July 28, 2017
    Publication date: February 15, 2018
    Inventors: Peifu TANG, Lihai ZHANG, Zhe ZHAO, Xiuyun SU, Licheng ZHANG, Zhirui LI
  • Publication number: 20180036002
    Abstract: A tendo calcaneus suturing instrument, comprising: a first support and a second support that are of a U-shaped structure, a distance adjustment device, a first guide sleeve, a second guide sleeve, a first positioning tube, a second positioning tube and a tendo sheath cutter. An outer arm and an inner arm of the first support, and an outer arm and an inner arm of the second support are respectively provided with a first positioning hole, a first guide hole, a second positioning hole and a second guide hole; and the first guide sleeve/the second guide sleeve is fixed by means of the first positioning hole/the second positioning hole and is matched with the first guide hole/the second guide hole. The first positioning tube/the second positioning tube provided with a through hole is arranged in the first guide sleeve/the second positioning sleeve or the tendo sheath cutter is arranged in the first guide sleeve and/or the second guide sleeve in a matching manner.
    Type: Application
    Filed: January 30, 2015
    Publication date: February 8, 2018
    Inventors: Hua Chen, Peifu Tang
  • Publication number: 20170164986
    Abstract: The present invention discloses a proximal humerus fixing device.
    Type: Application
    Filed: July 17, 2014
    Publication date: June 15, 2017
    Inventors: Peifu TANG, Hua CHEN
  • Patent number: 9610101
    Abstract: A long-bone fracture-reduction robot is provided, and includes a machine base; a support slidably connected onto the machine base and able to move up and down; a plurality of electro-hydraulic drivers; and a six-degrees-of-freedom parallel robot arranged on the support, with the motion of the robot in six degrees of freedom hydraulically controllable using the plurality of electro-hydraulic drivers. The long-bone fracture-reduction robot includes two long-bone-fixing frames, one frame being coupled to the support and other being coupled to the six-degree-of-freedom parallel robot. The two long-bone-fixing frames are arranged to be side by side. Each of the two long-bone-fixing frames is fixedly connected to a corresponding mounting-and fixing plate.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: April 4, 2017
    Inventors: Peifu Tang, Tianmiao Wang, Lei Hu, Lihai Zhang
  • Publication number: 20170079732
    Abstract: A master-slave same structure teleoperation fracture reduction mechanism includes a frame assembly, two parallel platform assemblies, a top platform connecting plate (9), an operating handle assembly, two fixing assemblies, a controller (15), six movement assemblies and 24 hydraulic pipes (26). The operating handle assembly is located in the middle of the upper platform (5), and the two fixing assemblies are located on the top of the parallel platform assembly. The two parallel platform assemblies are disposed on the frame assembly; the controller (15) and the six movement assemblies are disposed on the frame assembly; A top platform connecting plate (9) is connected to the fixing assembly parallel platform assembly. The hydraulic pipes (26) is in communication with motion hydraulic cylinders (7a) and the other end of the hydraulic pipes is in communication with one of platform hydraulic cylinders (7b). The invention assists a doctor to achieve fracture reduction.
    Type: Application
    Filed: September 19, 2014
    Publication date: March 23, 2017
    Inventors: Lei Hu, Peifu Tang, Tianmiao Wang, Lihai Zhang, Changsheng Li, Hailong Du, Lifeng Wang, Yiming Tan, Lu Zhao
  • Publication number: 20150173819
    Abstract: A long-bone fracture-reduction robot is provided, and includes a machine base; a support slidably connected onto the machine base and able to move up and down; a plurality of electro-hydraulic drivers; and a six-degrees-of-freedom parallel robot arranged on the support, with the motion of the robot in six degrees of freedom hydraulically controllable using the plurality of electro-hydraulic drivers. The long-bone fracture-reduction robot includes two long-bone-fixing frames, one frame being coupled to the support and other being coupled to the six-degree-of-freedom parallel robot. The two long-bone-fixing frames are arranged to be side by side. Each of the two long-bone-fixing frames is fixedly connected to a corresponding mounting-and fixing plate.
    Type: Application
    Filed: December 11, 2014
    Publication date: June 25, 2015
    Inventors: Peifu Tang, Tianmiao Wang, Lei Hu, Lihai Zhang