EP2521503A4 - Medical heating device and method with self-limiting electrical heating element - Google Patents

Medical heating device and method with self-limiting electrical heating element Download PDF

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Publication number
EP2521503A4
EP2521503A4 EP11732051.5A EP11732051A EP2521503A4 EP 2521503 A4 EP2521503 A4 EP 2521503A4 EP 11732051 A EP11732051 A EP 11732051A EP 2521503 A4 EP2521503 A4 EP 2521503A4
Authority
EP
European Patent Office
Prior art keywords
self
medical
heating element
heating device
limiting electrical
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP11732051.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2521503A1 (en
Inventor
Tai C. Cheng
Elbert T. Cheng
Jacqueline T. Cheng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Curo Medical Inc
Original Assignee
Curo Medical Inc
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 US12/652,262 external-priority patent/US9044232B2/en
Priority claimed from US12/783,714 external-priority patent/US8512335B2/en
Application filed by Curo Medical Inc filed Critical Curo Medical Inc
Publication of EP2521503A1 publication Critical patent/EP2521503A1/en
Publication of EP2521503A4 publication Critical patent/EP2521503A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/1402Probes for open surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/08Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
    • A61B18/082Probes or electrodes therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/32Surgical cutting instruments
    • A61B17/320068Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/1477Needle-like probes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/32Surgical cutting instruments
    • A61B17/320068Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
    • A61B2017/320069Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic for ablating tissue
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/32Surgical cutting instruments
    • A61B17/320068Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
    • A61B2017/32007Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with suction or vacuum means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00059Material properties
    • A61B2018/00071Electrical conductivity
    • A61B2018/00083Electrical conductivity low, i.e. electrically insulating
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00059Material properties
    • A61B2018/00089Thermal conductivity
    • A61B2018/00101Thermal conductivity low, i.e. thermally insulating
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00107Coatings on the energy applicator
    • A61B2018/00136Coatings on the energy applicator with polymer
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00595Cauterization
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00601Cutting
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00696Controlled or regulated parameters
    • A61B2018/00702Power or energy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00773Sensed parameters
    • A61B2018/00791Temperature
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00773Sensed parameters
    • A61B2018/00791Temperature
    • A61B2018/00821Temperature measured by a thermocouple
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00773Sensed parameters
    • A61B2018/00875Resistance or impedance
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1405Electrodes having a specific shape
    • A61B2018/1425Needle
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1869Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument interstitially inserted into the body, e.g. needles

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Plasma & Fusion (AREA)
  • Dentistry (AREA)
  • Mechanical Engineering (AREA)
  • Surgical Instruments (AREA)
EP11732051.5A 2010-01-05 2011-01-04 Medical heating device and method with self-limiting electrical heating element Withdrawn EP2521503A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/652,262 US9044232B2 (en) 2010-01-05 2010-01-05 Medical heating device and method with self-limiting electrical heating element
US12/783,714 US8512335B2 (en) 2010-05-20 2010-05-20 High frequency alternating current medical device with self-limiting conductive material and method
PCT/US2011/020136 WO2011084957A1 (en) 2010-01-05 2011-01-04 Medical heating device and method with self-limiting electrical heating element

Publications (2)

Publication Number Publication Date
EP2521503A1 EP2521503A1 (en) 2012-11-14
EP2521503A4 true EP2521503A4 (en) 2017-02-08

Family

ID=44305764

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11732051.5A Withdrawn EP2521503A4 (en) 2010-01-05 2011-01-04 Medical heating device and method with self-limiting electrical heating element

Country Status (6)

Country Link
EP (1) EP2521503A4 (enrdf_load_stackoverflow)
JP (2) JP6054748B2 (enrdf_load_stackoverflow)
KR (1) KR101844086B1 (enrdf_load_stackoverflow)
CN (1) CN102811676B (enrdf_load_stackoverflow)
BR (1) BR112012016579A2 (enrdf_load_stackoverflow)
WO (1) WO2011084957A1 (enrdf_load_stackoverflow)

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JP6009779B2 (ja) * 2012-02-24 2016-10-19 株式会社アドメテック 組織凝固器具
US20140018793A1 (en) * 2012-07-12 2014-01-16 Covidien Lp Heat-distribution indicators, thermal zone indicators, electrosurgical systems including same and methods of directing energy to tissue using same
US9439712B2 (en) 2012-07-12 2016-09-13 Covidien Lp Heat-distribution indicators, thermal zone indicators, electrosurgical systems including same and methods of directing energy to tissue using same
CN106456986A (zh) * 2014-04-17 2017-02-22 波士顿科学国际有限公司 用于治疗性热处理的装置和方法
CN111671517A (zh) * 2014-04-29 2020-09-18 威廉·迪恩·华莱士 电外科设备
JP2016027839A (ja) * 2014-07-11 2016-02-25 サンメディカル株式会社 医療用加熱機器
CN104173105A (zh) * 2014-09-18 2014-12-03 安隽医疗科技(南京)有限公司 一种新型消融双极针
CN106137382A (zh) * 2015-03-30 2016-11-23 安隽医疗科技(南京)有限公司 温度控制
US10285754B2 (en) * 2015-05-18 2019-05-14 Biosense Webster (Israel) Ltd. Catheter with coaxial thermocouple
US9839470B2 (en) 2015-06-30 2017-12-12 Covidien Lp Electrosurgical generator for minimizing neuromuscular stimulation
JPWO2017130384A1 (ja) * 2016-01-29 2018-12-13 オリンパス株式会社 処置具及び処置システム
ES2846351T3 (es) * 2016-11-16 2021-07-28 Integra Lifesciences Entpr Lllp Pieza de mano quirúrgica ultrasónica
US10993557B2 (en) 2018-08-03 2021-05-04 American Sterilizer Company Pressure management warming headrest
CN107994756A (zh) * 2017-11-21 2018-05-04 西南石油大学 一种热感式能量采集器
JP6848089B2 (ja) * 2017-11-22 2021-03-24 オリンパス株式会社 処置具及び処置具の製造方法
CN119908835A (zh) * 2018-12-04 2025-05-02 柯惠有限合伙公司 用于确定微波发生器的设备专用运行配置的系统和方法
CN110403578A (zh) * 2019-08-30 2019-11-05 福建医科大学 一种测量大鼠皮瓣神经恢复的热传导装置
CN110890795B (zh) * 2019-10-14 2021-08-27 宴晶科技(北京)有限公司 一种基于非接触供电的肿瘤热消融装置
EP4096598A1 (en) 2020-01-31 2022-12-07 American Sterilizer Company Ptc heating element and warming device including same for use in a patient warming system
AU2021214577B2 (en) 2020-01-31 2024-11-28 American Sterilizer Company Patient warming system
CN112054765B (zh) * 2020-08-27 2023-01-31 平潭煜想时代科技有限公司 太阳能集电器发电方法和太阳能集电器以及计算机设备
US20240315723A1 (en) * 2023-03-24 2024-09-26 Verb Surgical Inc. Method and system for estimating temperature of an end effector of an ultrasonic instrument
WO2024200259A1 (en) * 2023-03-28 2024-10-03 Sanofi Injection device

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US7070597B2 (en) * 2001-10-18 2006-07-04 Surgrx, Inc. Electrosurgical working end for controlled energy delivery

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US4616660A (en) * 1984-12-10 1986-10-14 Suncoast Medical Manufacturing, Inc. Variable alternating current output nerve locator/stimulator
WO1994009714A1 (en) * 1992-11-04 1994-05-11 Charles Edward Taylor Electrically operated heating tool
US6168593B1 (en) * 1997-02-12 2001-01-02 Oratec Interventions, Inc. Electrode for electrosurgical coagulation of tissue
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Title
See also references of WO2011084957A1 *

Also Published As

Publication number Publication date
KR20120117019A (ko) 2012-10-23
CN102811676B (zh) 2017-03-08
KR101844086B1 (ko) 2018-03-30
EP2521503A1 (en) 2012-11-14
JP6054748B2 (ja) 2016-12-27
BR112012016579A2 (pt) 2018-07-31
JP2017012862A (ja) 2017-01-19
WO2011084957A1 (en) 2011-07-14
JP2013516281A (ja) 2013-05-13
CN102811676A (zh) 2012-12-05

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