BR112018006256A2 - gerador para geração digital de formas de onda de sinal elétrico para instrumentos cirúrgicos ultrassônicos e eletrocirúrgicos - Google Patents

gerador para geração digital de formas de onda de sinal elétrico para instrumentos cirúrgicos ultrassônicos e eletrocirúrgicos

Info

Publication number
BR112018006256A2
BR112018006256A2 BR112018006256A BR112018006256A BR112018006256A2 BR 112018006256 A2 BR112018006256 A2 BR 112018006256A2 BR 112018006256 A BR112018006256 A BR 112018006256A BR 112018006256 A BR112018006256 A BR 112018006256A BR 112018006256 A2 BR112018006256 A2 BR 112018006256A2
Authority
BR
Brazil
Prior art keywords
digital
circuit
processing circuit
digital processing
generator
Prior art date
Application number
BR112018006256A
Other languages
English (en)
Other versions
BR112018006256B1 (pt
Inventor
C Yates David
T Wiener Eitan
Original Assignee
Ethicon Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US15/258,569 external-priority patent/US10194973B2/en
Application filed by Ethicon Llc filed Critical Ethicon Llc
Publication of BR112018006256A2 publication Critical patent/BR112018006256A2/pt
Publication of BR112018006256B1 publication Critical patent/BR112018006256B1/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/1206—Generators therefor
    • 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
    • A61B17/320092—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with additional movable means for clamping or cutting tissue, e.g. with a pivoting jaw
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B18/1442—Probes having pivoting end effectors, e.g. forceps
    • A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • G06F1/0342—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers for generating simultaneously two or more related waveforms, e.g. with different phase angles only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • 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
    • A61B2017/320069—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic for ablating tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00607—Coagulation and cutting with the same instrument
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00666—Sensing and controlling the application of energy using a threshold value
    • A61B2018/00678—Sensing and controlling the application of energy using a threshold value upper
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00684—Sensing and controlling the application of energy using lookup tables
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00994—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combining two or more different kinds of non-mechanical energy or combining one or more non-mechanical energies with ultrasound

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Otolaryngology (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Dentistry (AREA)
  • Mechanical Engineering (AREA)
  • Surgical Instruments (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

é revelado um método para geração de formas de onda de sinal elétrico por um gerador. o gerador inclui um circuito de processamento digital, um circuito de memória em comunicação com o circuito de processamento digital, sendo que o circuito de memória define uma tabela de consulta, um circuito de síntese digital em comunicação com o circuito de processamento digital e o circuito de memória, e um circuito conversor digital para analógico (dac - digital-to-analog converter). o método inclui armazenar, pelo circuito de processamento digital, pontos de fase de uma forma de onda de sinal elétrico digital na tabela de consulta definida pelo circuito de memória, sendo a forma de onda de sinal elétrico digital representada por um número predeterminado de pontos de fase, sendo que o número predeterminado de pontos de fase define um formato de onda predeterminado. receber, pelo circuito de síntese digital, um sinal de clock. recuperar, pelo circuito de processamento digital, um ponto de fase da tabela de consulta. converter, pelo circuito de processamento digital, o ponto de fase recuperado em um sinal analógico.
BR112018006256-1A 2015-09-30 2016-09-26 Método de geração de formas de onda de sinal elétrico por um gerador e gerador para gerar formas de onda de sinal elétrico BR112018006256B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562235260P 2015-09-30 2015-09-30
US62/235,260 2015-09-30
US15/258,569 US10194973B2 (en) 2015-09-30 2016-09-07 Generator for digitally generating electrical signal waveforms for electrosurgical and ultrasonic surgical instruments
US15/258,569 2016-09-07
PCT/US2016/053664 WO2017058695A1 (en) 2015-09-30 2016-09-26 Generator for digitally generating electrical signal waveforms for electrosurgical and ultrasonic surgical instruments

Publications (2)

Publication Number Publication Date
BR112018006256A2 true BR112018006256A2 (pt) 2018-10-16
BR112018006256B1 BR112018006256B1 (pt) 2023-01-24

Family

ID=58424198

Family Applications (3)

Application Number Title Priority Date Filing Date
BR112018006261-8A BR112018006261B1 (pt) 2015-09-30 2016-09-26 Método para geração de formas de onda de sinal elétrico por um gerador
BR112018006256-1A BR112018006256B1 (pt) 2015-09-30 2016-09-26 Método de geração de formas de onda de sinal elétrico por um gerador e gerador para gerar formas de onda de sinal elétrico
BR112018006301-0A BR112018006301B1 (pt) 2015-09-30 2016-09-26 Método para gerar formas de onda de sinal elétrico por um gerador e gerador para gerar formas de onda de sinal elétrico

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR112018006261-8A BR112018006261B1 (pt) 2015-09-30 2016-09-26 Método para geração de formas de onda de sinal elétrico por um gerador

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR112018006301-0A BR112018006301B1 (pt) 2015-09-30 2016-09-26 Método para gerar formas de onda de sinal elétrico por um gerador e gerador para gerar formas de onda de sinal elétrico

Country Status (6)

Country Link
EP (3) EP3355818A1 (pt)
JP (3) JP6921812B2 (pt)
CN (3) CN108289706B (pt)
BR (3) BR112018006261B1 (pt)
MX (3) MX2018003943A (pt)
WO (3) WO2017058695A1 (pt)

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