JP6862101B2 - 同軸熱電対を備えたカテーテル - Google Patents
同軸熱電対を備えたカテーテル Download PDFInfo
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- JP6862101B2 JP6862101B2 JP2016098608A JP2016098608A JP6862101B2 JP 6862101 B2 JP6862101 B2 JP 6862101B2 JP 2016098608 A JP2016098608 A JP 2016098608A JP 2016098608 A JP2016098608 A JP 2016098608A JP 6862101 B2 JP6862101 B2 JP 6862101B2
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- 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
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/10—Thermometers specially adapted for specific purposes for measuring temperature within piled or stacked materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/20—Clinical contact thermometers for use with humans or animals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
- G01K7/04—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples the object to be measured not forming one of the thermoelectric materials
- G01K7/06—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples the object to be measured not forming one of the thermoelectric materials the thermoelectric materials being arranged one within the other with the junction at one end exposed to the object, e.g. sheathed type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- 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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00059—Material properties
- A61B2018/00071—Electrical conductivity
- A61B2018/00077—Electrical conductivity high, i.e. electrically conducting
-
- 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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00059—Material properties
- A61B2018/00071—Electrical conductivity
- A61B2018/00083—Electrical conductivity low, i.e. electrically insulating
-
- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
- A61B2018/00351—Heart
-
- 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
- A61B2018/00577—Ablation
-
- 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
- A61B2018/00773—Sensed parameters
- A61B2018/00791—Temperature
- A61B2018/00821—Temperature measured by a thermocouple
Description
(1) 医療装置と共に使用するための温度検出伸張性部材であって、
近位端及び遠位端を有する細長い本体であって、前記本体が、
第1金属性材料のコアであって、長手方向軸を画定する、コアと、前記コアを周方向に取り囲むセラミック材料の第1同軸層と、前記第1層を周方向に取り囲む第2金属性材料の第2同軸層と、を含み、前記第2金属性材料が前記第1金属性材料とは異なり、前記第1層が、前記本体の長さに沿って前記コアと前記第2層とを互いから電気的に絶縁している、細長い本体と、
前記遠位端にあるハンダキャップであって、前記コアと前記第2層とを前記遠位端で電気的に接続している、ハンダキャップと、を備える、温度検出伸張性部材。
(2) 前記コアがコンスタンタンを含み、前記第2層が銅を含む、実施態様1に記載の温度検出伸張性部材。
(3) 前記コアが銅を含み、前記第2層がコンスタンタンを含む、実施態様1に記載の温度検出伸張性部材。
(4) 前記セラミック材料が粉砕可能である、実施態様1に記載の温度検出伸張性部材。
(5) 外側保護シースを更に備える、実施態様1に記載の温度検出伸張性部材。
(7) 前記本体がダイを通して引き抜かれている、実施態様1に記載の温度検出伸張性部材。
(8) 医療装置であって、
細長いカテーテル本体と、
遠位側電極部材と、
伸張性本体を有する温度センサーと、を備え、前記伸張性本体が、前記カテーテル本体を通って延在し、少なくとも前記遠位側電極部材内に収容される遠位端を有しており、前記温度センサーが、
長手方向軸を画定する第1金属性材料のコアと、
長さに沿って前記コアを周方向に取り囲む同軸絶縁材料と、
長さに沿って前記絶縁材料を周方向に取り囲む第2金属性材料の同軸層と、
前記伸張性本体の前記遠位端にあるハンダキャップであって、前記コアと前記層とを電気的に接続している、ハンダキャップと、を含む、医療装置。
(9) 前記コアがコンスタンタンを含み、前記第2層が銅を含む、実施態様8に記載の医療装置。
(10) 前記コアが銅を含み、前記第2層がコンスタンタンを含む、実施態様8に記載の医療装置。
(12) 外側保護シースを更に備える、実施態様8に記載の医療装置。
(13) 前記外側保護シースが非導電性である、実施態様12に記載の医療装置。
(14) 前記本体がダイを通して引き抜かれている、実施態様1に記載の温度検出伸張性部材。
(15) 電気生理学的カテーテルと共に使用するように適合された同軸熱電対ワイヤペア部材の製造方法であって、
長手方向軸を画定する第1金属性材料のコアを提供することと、
前記コアを絶縁セラミック材料で同軸状に取り囲むことと、
前記絶縁材料を、前記第1金属性材料とは異なる第2金属性材料で同軸状に取り囲むことと、
ダイを通して前記部材を引き抜くことと、
前記部材の遠位端にハンダを適用して、前記コアと前記金属性層とを前記遠位端で電気的に接続することと、を含む、方法。
(17) ダイを通して前記部材を引き抜いた後、前記遠位端にハンダを適用する前に、前記遠位端をトリミングして前記コア及び前記層を露出させることを更に含む、実施態様15に記載の方法。
(18) ダイを通して前記部材を引き抜くことにより、前記絶縁セラミック材料を粉砕する、実施態様15に記載の方法。
(19) ダイを通して前記部材を引き抜くことにより、前記絶縁セラミック材料を概ね粉砕して微粒子にする、実施態様15に記載の方法。
(20) ダイを通して前記部材を引き抜くことにより、前記絶縁セラミック材料を概ね粉砕して粉末にする、実施態様15に記載の方法。
Claims (3)
- 電気生理学的カテーテルと共に使用するように適合された同軸熱電対ワイヤペア部材の製造方法であって、
本体を形成する工程を含み、前記本体を形成する工程は、
長手方向軸を画定する第1金属性材料のコアを提供することと、
前記コアを絶縁セラミック材料で同軸状に取り囲むことと、
前記絶縁セラミック材料を、前記第1金属性材料とは異なる第2金属性材料で同軸状に取り囲むことと、
を含み、
前記同軸熱電対ワイヤペア部材の製造方法は、
ダイを通して繰り返し前記本体を引き抜くことにより、前記絶縁セラミック材料を粉砕して粉末にすることと、
前記引き抜かれた本体の遠位端にハンダを適用して、前記コアと前記金属性層とを前記遠位端で電気的に接続することと、を含み、
前記引き抜かれた本体の外側に、フィルム流延手法により非導電性層を形成することを更に含む、方法。 - 前記第1金属性材料及び前記第2金属性材料のうちの一方が銅であり、前記第1金属性材料及び前記第2金属性材料のうちの他方がコンスタンタンである、請求項1に記載の方法。
- 電気生理学的カテーテルと共に使用するように適合された同軸熱電対ワイヤペア部材の製造方法であって、
本体を形成する工程を含み、前記本体を形成する工程は、
長手方向軸を画定する第1金属性材料のコアを提供することと、
前記コアを絶縁セラミック材料で同軸状に取り囲むことと、
前記絶縁セラミック材料を、前記第1金属性材料とは異なる第2金属性材料で同軸状に取り囲むことと、
を含み、
前記同軸熱電対ワイヤペア部材の製造方法は、
ダイを通して繰り返し前記本体を引き抜くことにより、前記絶縁セラミック材料を粉砕して粉末にすることと、
前記引き抜かれた本体の遠位端にハンダを適用して、前記コアと前記金属性層とを前記遠位端で電気的に接続することと、を含み、
ダイを通して前記本体を引き抜いた後、前記遠位端にハンダを適用する前に、前記遠位端をトリミングして前記コア及び前記層を露出させることを更に含む、方法。
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JP2021060067A JP7073555B2 (ja) | 2015-05-18 | 2021-03-31 | 同軸熱電対を備えたカテーテル |
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US14/714,904 US10285754B2 (en) | 2015-05-18 | 2015-05-18 | Catheter with coaxial thermocouple |
US14/714,904 | 2015-05-18 |
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JP2021060067A Division JP7073555B2 (ja) | 2015-05-18 | 2021-03-31 | 同軸熱電対を備えたカテーテル |
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JP2016214861A JP2016214861A (ja) | 2016-12-22 |
JP6862101B2 true JP6862101B2 (ja) | 2021-04-21 |
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JP2016098608A Active JP6862101B2 (ja) | 2015-05-18 | 2016-05-17 | 同軸熱電対を備えたカテーテル |
JP2021060067A Active JP7073555B2 (ja) | 2015-05-18 | 2021-03-31 | 同軸熱電対を備えたカテーテル |
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Country | Link |
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US (2) | US10285754B2 (ja) |
EP (2) | EP3095403B1 (ja) |
JP (2) | JP6862101B2 (ja) |
CN (2) | CN113288403B (ja) |
AU (1) | AU2016202415A1 (ja) |
CA (1) | CA2928229A1 (ja) |
IL (2) | IL245170B (ja) |
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US10285754B2 (en) | 2015-05-18 | 2019-05-14 | Biosense Webster (Israel) Ltd. | Catheter with coaxial thermocouple |
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JP7212006B2 (ja) * | 2020-06-12 | 2023-01-24 | 日本碍子株式会社 | 熱電対ガイド及びセラミックヒータ |
CN112494134B (zh) * | 2020-11-27 | 2022-04-22 | 威脉清通医疗科技(无锡)有限公司 | 一种热电偶、具有其的热消融导管及热消融装置 |
CN113091936B (zh) * | 2021-04-06 | 2022-03-01 | 华中科技大学 | 一种适用于42CrMo钢活塞表面瞬态温度测量的同轴薄膜热电偶 |
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CN201950084U (zh) * | 2010-09-30 | 2011-08-31 | H.福克桑德林有限公司 | 用于挤压金属的设备 |
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JP7073555B2 (ja) | 2022-05-23 |
CN113288403A (zh) | 2021-08-24 |
JP2016214861A (ja) | 2016-12-22 |
US20190223952A1 (en) | 2019-07-25 |
EP3095403A3 (en) | 2017-01-04 |
IL270980A (en) | 2020-01-30 |
US10285754B2 (en) | 2019-05-14 |
JP2021100662A (ja) | 2021-07-08 |
EP3777744A1 (en) | 2021-02-17 |
EP3095403A2 (en) | 2016-11-23 |
IL245170A0 (en) | 2016-08-31 |
CN106166059A (zh) | 2016-11-30 |
EP3095403B1 (en) | 2020-09-16 |
IL245170B (en) | 2019-12-31 |
IL270980B (en) | 2021-06-30 |
US10918437B2 (en) | 2021-02-16 |
CN113288403B (zh) | 2024-04-16 |
AU2016202415A1 (en) | 2016-12-08 |
CN106166059B (zh) | 2021-07-06 |
CA2928229A1 (en) | 2016-11-18 |
US20160338768A1 (en) | 2016-11-24 |
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