JP6392348B2 - 蒸着されたカバー層を有するアブレーション用医療デバイス及びその製造方法 - Google Patents
蒸着されたカバー層を有するアブレーション用医療デバイス及びその製造方法 Download PDFInfo
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- 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
- A61B2018/00505—Urinary tract
- A61B2018/00511—Kidney
-
- 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
-
- 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
- A61B2018/1465—Deformable electrodes
-
- 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
- A61B2018/1497—Electrodes covering only part of the probe circumference
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1027—Making of balloon catheters
- A61M25/1029—Production methods of the balloon members, e.g. blow-moulding, extruding, deposition or by wrapping a plurality of layers of balloon material around a mandril
- A61M2025/1031—Surface processing of balloon members, e.g. coating or deposition; Mounting additional parts onto the balloon member's surface
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
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- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
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- Medical Informatics (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
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- Cardiology (AREA)
- Manufacturing & Machinery (AREA)
- Child & Adolescent Psychology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Surgical Instruments (AREA)
Description
本明細書において、全ての数値は、明示されているか否かにかかわらず、「約」という用語によって修飾されるとみなされる。数値との関連において「約」という用語は、概して、記載されている値と同等である(すなわち、同じ機能または結果を有する)と当業者がみなすある範囲の数字を指す。多くの場合、「約」という用語は、有効数字に四捨五入される最も近い数字を含むことができる。「約」という用語の他の使用は(すなわち、数値以外との関連では)、別途明記されない限り、明細書の文脈からその文脈に沿って理解されるように、それらの通常の常用される定義(複数の場合もあり)を有するものとみなされ得る。
Claims (14)
- 交感神経アブレーション用の医療デバイスであって、前記医療デバイスは、
カテーテルシャフトと、
前記カテーテルシャフトに結合される拡張可能なバルーンであって、未拡張形態と拡張形態との間で移行可能である、拡張可能なバルーンと、
前記バルーンに配置されている複数の細長い電極アセンブリと、
前記複数の電極アセンブリにわたって配置されているカバー層と、を備え、
前記複数の電極アセンブリの1つまたは複数の領域にはカバー層がなく、前記複数の電極アセンブリの各々は、前記カバー層がない電極を少なくとも1つ含む、医療デバイス。 - 前記カバー層は、前記バルーンにスパッタコーティングされる、請求項1に記載の医療デバイス。
- 前記カバー層は、前記複数の電極アセンブリを前記バルーンに対してシールする、請求項1または2に記載の医療デバイス。
- 前記複数の電極アセンブリの前記複数の領域には前記カバー層がない、請求項1〜3のいずれか一項に記載の医療デバイス。
- 前記カバー層は、前記バルーンに蒸着またはめっきされる、請求項1〜4のいずれか一項に記載の医療デバイス。
- 前記カバー層はポリマーである、請求項1〜5のいずれか一項に記載の医療デバイス。
- 前記カバー層はパリレンである、請求項6に記載の医療デバイス。
- 前記複数の電極アセンブリのうちの少なくともいくつかは温度センサを含む、請求項1〜7のいずれか一項に記載の医療デバイス。
- 前記温度センサは、前記複数の電極アセンブリのうちの1つの底面と前記バルーンの外面との間に位置決めされている、請求項8に記載の医療デバイス。
- 医療デバイスを製造する方法であって、前記方法は、
拡張可能な部材を準備することと、
1つまたは複数の電極アセンブリを前記拡張可能な部材の外面に固定することと、
カバー層を形成するために前記拡張可能な部材および前記1つまたは複数の電極アセンブリの少なくとも一部をポリマーでコーティングすることと、を含み、
前記1つまたは複数の電極アセンブリの1つまたは複数の領域にはカバー層がなく、前記複数の電極アセンブリの各々は、前記カバー層がない電極を少なくとも1つ含む、方法。 - 前記コーティングすることはスパッタコーティングすることを含む、請求項10に記載の方法。
- 前記スパッタコーティングすることにより、前記1つまたは複数の電極アセンブリを前記拡張可能な部材に対してシールする、請求項11に記載の方法。
- 前記1つまたは複数の電極アセンブリは1つまたは複数の電極を含み、前記方法は、前記コーティングすることの前に、前記1つまたは複数の電極を覆うことを含み、前記方法は、前記コーティングするステップの後に前記1つまたは複数の電極から前記ポリマーを除去するステップを更に含む、請求項10〜12のいずれか一項に記載の方法。
- 前記コーティングすることは、前記1つまたは複数の電極アセンブリと前記1つまたは複数の電極アセンブリによって覆われない前記拡張可能な部材の一部のみとをコーティングすることを含む、請求項10〜13のいずれか一項に記載の方法。
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JP2016528977A JP2016528977A (ja) | 2016-09-23 |
JP6392348B2 true JP6392348B2 (ja) | 2018-09-19 |
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US (1) | US10952790B2 (ja) |
EP (1) | EP3043733A1 (ja) |
JP (1) | JP6392348B2 (ja) |
CN (1) | CN105530885B (ja) |
WO (1) | WO2015038947A1 (ja) |
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-
2014
- 2014-09-12 WO PCT/US2014/055472 patent/WO2015038947A1/en active Application Filing
- 2014-09-12 EP EP14772545.1A patent/EP3043733A1/en not_active Withdrawn
- 2014-09-12 US US14/485,136 patent/US10952790B2/en active Active
- 2014-09-12 CN CN201480050333.3A patent/CN105530885B/zh active Active
- 2014-09-12 JP JP2016531960A patent/JP6392348B2/ja not_active Expired - Fee Related
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WO2015038947A1 (en) | 2015-03-19 |
CN105530885B (zh) | 2020-09-22 |
US20150080883A1 (en) | 2015-03-19 |
US10952790B2 (en) | 2021-03-23 |
JP2016528977A (ja) | 2016-09-23 |
EP3043733A1 (en) | 2016-07-20 |
CN105530885A (zh) | 2016-04-27 |
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