CN110392609A - 超声换能器的采样装置、调谐方法及超声手术*** - Google Patents

超声换能器的采样装置、调谐方法及超声手术*** Download PDF

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CN110392609A
CN110392609A CN201780087417.8A CN201780087417A CN110392609A CN 110392609 A CN110392609 A CN 110392609A CN 201780087417 A CN201780087417 A CN 201780087417A CN 110392609 A CN110392609 A CN 110392609A
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signal
phase
current
ultrasonic transducer
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CN110392609B (zh
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郭毅军
陈建
付健
赵正
温兴东
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Chongqing Xishan Science and Technology Co Ltd
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/32—Surgical cutting instruments
    • A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00017—Electrical control of surgical instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00017—Electrical control of surgical instruments
    • A61B2017/00022—Sensing or detecting at the treatment site
    • A61B2017/00106—Sensing or detecting at the treatment site ultrasonic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00743—Type of operation; Specification of treatment sites
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2217/00—General characteristics of surgical instruments
    • A61B2217/002—Auxiliary appliance

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Mechanical Engineering (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Surgical Instruments (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

本发明提供一种超声换能器的采样装置，包括：采样模块，适于采集超声换能器的输出的电流信号，即采样信号；差分放大模块，适于对采样信号进行差分放大处理，输出第一交流信号；相位过滤模块，适于根据超声换能器的驱动信号获取超声换能器的电压相位信号；相位整流提取模块，适于根据超声换能器的电压相位信号对第一交流信号进行相位分解，得到与电压相位相同和相反的两路电流信号，将两路电流信号进行求和计算得到相位整流信号；电流提取模块，适于提取相位整流信号中的有效电流并输出所述有效电流。本发明还提供一种包含上述采样装置的超声手术***以及超声换能器的调谐方法。提高了有效电流的测量准确度，同时，可根据有效电流准确监测超声换能器的状态。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN201780087417.8A 2017-02-28 2017-12-27 超声换能器的采样装置、调谐方法及超声手术*** Active CN110392609B (zh)

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CN2017101141458 2017-02-28
PCT/CN2017/119056 WO2018157658A1 (zh) 2017-02-28 2017-12-27 超声换能器的采样装置、调谐方法及超声手术***

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CN115900239A (zh) * 2021-09-30 2023-04-04 江西晶浩光学有限公司 一种电流补偿电路、电流补偿方法及压电除水雾装置

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CN106725741B (zh) * 2017-02-28 2019-08-27 重庆西山科技股份有限公司 超声换能器的采样装置及超声手术***
CN109444273B (zh) * 2018-12-13 2024-02-20 江苏华尔威科技集团有限公司 一种超声换能器激发***
CN116301182B (zh) * 2023-02-08 2023-10-13 北京师范大学 一种超声刺激的功率控制***

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