JP6702856B2 - 埋め込み型デバイス用高信頼性ワイヤ溶接 - Google Patents
埋め込み型デバイス用高信頼性ワイヤ溶接 Download PDFInfo
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/372—Arrangements in connection with the implantation of stimulators
- A61N1/375—Constructional arrangements, e.g. casings
- A61N1/3752—Details of casing-lead connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
- B23K11/0026—Welding of thin articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
- B23K11/115—Spot welding by means of two electrodes placed opposite one another on both sides of the welded parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/22—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
- B23K28/02—Combined welding or cutting procedures or apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0221—Laser welding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/033—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wrapping or unwrapping wire connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/32—Wires
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49169—Assembling electrical component directly to terminal or elongated conductor
- Y10T29/49171—Assembling electrical component directly to terminal or elongated conductor with encapsulating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Biomedical Technology (AREA)
- Manufacturing & Machinery (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Electrotherapy Devices (AREA)
Description
本出願は、2013年5月3日出願の米国仮出願第61/819,459号、発明の名称「HIGH RELIABILITY WIRE WELDING FOR IMPLANTABLE DEVICES」の利益を主張し、その全内容が、参照によって本明細書に援用される。
例えば、本願発明は、以下の項目を提供する。
(項目1)
埋め込み型パルス発生器とリード線との接続方法であって、前記埋め込み型パルス発生器は、
生体適合性筐体と、
前記生体適合性筐体から延在し、それぞれが長手方向軸を含む複数の生体適合性ワイヤと、
貫通接続部であって、前記貫通接続部と前記生体適合性筐体とが共に密閉容積を画定し、前記生体適合性ワイヤは、前記貫通接続部を介して延在する、貫通接続部と、
を含み、前記方法は、
前記生体適合性ワイヤの1つ及び接続部品が接触するように前記生体適合性ワイヤの前記1つ及び前記接続部品を配置することと、
前記生体適合性ワイヤの1つ及び前記接続部品を共に抵抗溶接することと、
前記生体適合性ワイヤの前記1つ及び前記接続部品を共にエネルギービーム溶接することと、
を含む方法。
(項目2)
前記生体適合性ワイヤの前記1つ及び前記接続部品は、重ね継手を形成するように配置される、項目1に記載の方法。
(項目3)
エネルギービーム溶接することは、レーザー溶接することを含む、項目1に記載の方法。
(項目4)
前記生体適合性ワイヤをエネルギービーム溶接することは、
エネルギービームの一部が前記生体適合性ワイヤの前記1つの縁部の接線であるように、前記エネルギービームを前記縁部に向けることと、
前記生体適合性ワイヤの前記1つの前記縁部を前記接続部品に溶接することと、
を含む、項目1に記載の方法。
(項目5)
前記生体適合性ワイヤの前記1つの前記縁部を前記接続部品に溶接することによって形成される前記熱影響域は、前記生体適合性ワイヤの前記1つの前記縁部から延在する、項目4に記載の方法。
(項目6)
前記生体適合性ワイヤの前記1つの前記縁部を前記接続部品に溶接することによって形成される前記熱影響域は、前記生体適合性ワイヤの前記1つの第2の縁部に延在する、項目5に記載の方法。
(項目7)
前記生体適合性ワイヤの前記1つと前記接続部品の前記溶接部を非導電性材料で密閉することを更に含む、項目1に記載の方法。
(項目8)
前記非導電性材料は、反応樹脂である、項目7に記載の方法。
(項目9)
前記接続部品は、長手方向軸を含む第2の生体適合性ワイヤを含む、項目1に記載の方法。
(項目10)
前記生体適合性ワイヤの前記1つ及び前記第2の生体適合性ワイヤを含む前記接続部品を配置することは、前記生体適合性ワイヤ及び前記第2の生体適合性ワイヤの前記長手方向軸が非平行であるように、前記生体適合性ワイヤの前記1つ及び前記第2の生体適合性ワイヤのいずれものの一部を重ね合わせることを含む、項目9に記載の方法。
(項目11)
前記生体適合性ワイヤの前記長手方向軸と前記第2の生体適合性ワイヤの前記長手方向軸との角度が、30度〜150度である、項目10に記載の方法。
(項目12)
前記接続部品は、少なくとも1つのコネクタを含む、項目1に記載の方法。
(項目13)
前記接続部品は、第1のコネクタ及び第2のコネクタを含み、前記生体適合性ワイヤの第1群が前記第1のコネクタと接続し、生体適合性ワイヤの第2群が前記第1のコネクタを超えて延在し、前記第2のコネクタに接続する、項目1に記載の方法。
(項目14)
ワイヤの前記第2群を前記第2のコネクタに溶接する前に、ワイヤの前記第2群と前記第1のコネクタとの間に絶縁障壁を形成することを更に含む、項目13に記載の方法。
(項目15)
抵抗溶接することは、前記生体適合性ワイヤの少なくとも1つ及び前記接続部品を抵抗溶接機の少なくとも1つの電極と接触させることを含む、項目1に記載の方法。
(項目16)
前記ワイヤは、0.05mm〜0.5mmの直径を含む、項目1に記載の方法。
(項目17)
埋め込み型パルス発生器であって、
生体適合性筺体と、
前記生体適合性筺体から延在し、それぞれが長手方向軸を含む、複数の生体適合性ワイヤと、
貫通接続部であって、前記貫通接続部と前記生体適合性筺体とが共に、密閉容積を画定し、前記生体適合性ワイヤは、前記貫通接続部を介して延在する、貫通接続部と、
導電性接続部品であって、前記導電性接続部品は、第1の溶接部及び第2の溶接部を介して、継手で前記生体適合性ワイヤの1つのに連結され、前記第2の溶接部は、前記生体適合性ワイヤの前記1つの前記長手方向軸から又は前記生体適合性ワイヤの前記端部でオフセットされる、導電性接続部品と、
を備える、埋め込み型パルス発生器。
(項目18)
前記複数の生体適合性ワイヤは、プラチナイリジウム合金を含む、項目15に記載の埋め込み型パルス発生器。
(項目19)
前記生体適合性ワイヤの前記1つと前記導電性接続部品との前記継手は、重ね継手を含む、項目15に記載の埋め込み型パルス発生器。
(項目20)
前記生体適合性ワイヤ及び前記生体適合性ワイヤの前記1つと前記接続部品との前記継手を密閉するキャップを更に備える、項目15に記載の埋め込み型パルス発生器。
(項目21)
前記キャップは、非導電性である、項目18に記載の埋め込み型パルス発生器。
(項目22)
前記キャップは、体液に透過可能である、項目18に記載の埋め込み型パルス発生器。
(項目23)
前記キャップは、反応樹脂を含む、項目18に記載の埋め込み型パルス発生器。
(項目24)
前記接続部品は、長手方向軸を有する第2の生体適合性ワイヤを含む、項目15に記載の埋め込み型パルス発生器。
(項目25)
前記継手の前記第1の溶接で、前記生体適合性ワイヤの前記1つの前記長手方向軸は、前記第2の生体適合性ワイヤの前記長手方向軸と非平行である、項目22に記載の埋め込み型パルス発生器。
(項目26)
前記接続部品は、少なくとも1つのコネクタを含む、項目15に記載の埋め込み型パルス発生器。
(項目27)
前記接続部品は、第1のコネクタ及び第2のコネクタを含み、前記生体適合性ワイヤの第1群が前記第1のコネクタと接続し、生体適合性ワイヤの第2群が前記第1のコネクタを超えて延在し、前記第2のコネクタに接続する、項目15に記載の埋め込み型パルス発生器。
(項目28)
リード線の埋め込み型パルス発生器への接続方法であって、前記埋め込み型パルス発生器は、
生体適合性筐体と、
前記生体適合性筐体から延在し、それぞれが長手方向軸を含む、生体適合性ワイヤのアレイと、
貫通接続部であって、前記貫通接続部と前記生体適合性筐体とが共に密閉容積を画定し、前記生体適合性ワイヤは、前記貫通接続部を介して延在する貫通接続と、
を含み、
生体適合性ワイヤの前記アレイの前記生体適合性ワイヤのそれぞれを接続部品に抵抗溶接することと、
生体適合性ワイヤの前記アレイの前記生体適合性ワイヤのそれぞれを接続部品にエネルギービーム溶接することと、
を含む方法。
(項目29)
前記接続部品が、複数の第2のワイヤを含み、生体適合性ワイヤの前記アレイの前記生体適合性ワイヤのそれぞれが前記第2のワイヤの固有の1つに接続される、項目28に記載の方法。
(項目30)
前記接続部品が、複数の接点を有するコネクタを含み、生体適合性ワイヤの前記アレイの前記生体適合性ワイヤのそれぞれが前記複数の接点の固有の1つに接続される、項目28に記載の方法。
(項目31)
抵抗溶接することは、前記生体適合性ワイヤの少なくとも1つ及び接続部品を抵抗溶接機の少なくとも1つの電極に接触させことを含む、項目28に記載の方法。
(項目32)
前記ワイヤは、0.05mm〜0.5mmの直径を含む、項目28に記載の方法。
Claims (14)
- 埋め込み型パルス発生器にリード線を接続する方法であって、前記埋め込み型パルス発生器は、
生体適合性筐体と、
前記生体適合性筐体から延在し、それぞれが長手方向軸を含む複数の生体適合性ワイヤと、
貫通接続部であって、前記貫通接続部と前記生体適合性筐体とが共に密閉容積を画定し、前記生体適合性ワイヤは、前記貫通接続部を介して延在する、貫通接続部と、
を含み、前記方法は、
前記生体適合性ワイヤの1つ及び接続部品が接触するように前記生体適合性ワイヤの前記1つ及び前記接続部品を配置することと、
前記生体適合性ワイヤの1つ及び前記接続部品を共に抵抗溶接することと、
前記抵抗溶接することの後に、前記生体適合性ワイヤの前記1つ及び前記接続部品を共にエネルギービーム溶接することと、
を含み、
前記エネルギービーム溶接することは、
エネルギービームの一部が前記生体適合性ワイヤの前記1つの縁部の接線であるように、前記エネルギービームを前記縁部に向けることと、
前記生体適合性ワイヤの前記1つの前記縁部を前記接続部品に溶接することと、
を含む、方法。 - 前記生体適合性ワイヤの前記1つ及び前記接続部品は、重ね継手を形成するように配置される、請求項1に記載の方法。
- エネルギービーム溶接することは、レーザー溶接することを含む、請求項1に記載の方法。
- 前記生体適合性ワイヤの前記1つの前記縁部を前記接続部品に溶接することによって形成される熱影響域は、前記生体適合性ワイヤの前記1つの前記縁部から延在する、請求項1に記載の方法。
- 前記生体適合性ワイヤの前記1つの前記縁部を前記接続部品に溶接することによって形成される前記熱影響域は、前記生体適合性ワイヤの前記1つの第2の縁部に延在する、請求項4に記載の方法。
- 前記生体適合性ワイヤの前記1つの前記縁部及び前記接続部品を非導電性材料で密閉することを更に含む、請求項1に記載の方法。
- 前記非導電性材料は、反応樹脂を含む、請求項6に記載の方法。
- 前記接続部品は、長手方向軸を含む第2の生体適合性ワイヤを含む、請求項1に記載の方法。
- 前記生体適合性ワイヤの前記1つ及び前記第2の生体適合性ワイヤを含む前記接続部品を配置することは、前記生体適合性ワイヤ及び前記第2の生体適合性ワイヤの前記長手方向軸が非平行であるように、前記生体適合性ワイヤの前記1つ及び前記第2の生体適合性ワイヤのいずれのものの一部を重ね合わせることを含む、請求項8に記載の方法。
- 前記生体適合性ワイヤの前記長手方向軸と前記第2の生体適合性ワイヤの前記長手方向軸との角度が、30度〜150度である、請求項9に記載の方法。
- 前記接続部品は、少なくとも1つのコネクタを含む、請求項1に記載の方法。
- 前記接続部品は、第1のコネクタ及び第2のコネクタを含み、前記生体適合性ワイヤの第1群が前記第1のコネクタと接続し、生体適合性ワイヤの第2群が前記第1のコネクタを超えて延在し、前記第2のコネクタに接続する、請求項1に記載の方法。
- ワイヤの前記第2群を前記第2のコネクタに溶接する前に、ワイヤの前記第2群と前記第1のコネクタとの間に絶縁障壁を形成することを更に含む、請求項12に記載の方法。
- 抵抗溶接することは、前記生体適合性ワイヤの少なくとも1つ及び前記接続部品を抵抗溶接機の少なくとも1つの電極と接触させることを含む、請求項1に記載の方法。
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