JP5523464B2 - スチレン−イソブチレンコポリマー及びそれを含有する医療装置 - Google Patents
スチレン−イソブチレンコポリマー及びそれを含有する医療装置 Download PDFInfo
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- JP5523464B2 JP5523464B2 JP2011528033A JP2011528033A JP5523464B2 JP 5523464 B2 JP5523464 B2 JP 5523464B2 JP 2011528033 A JP2011528033 A JP 2011528033A JP 2011528033 A JP2011528033 A JP 2011528033A JP 5523464 B2 JP5523464 B2 JP 5523464B2
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- MWIZMXFPLVYCEB-ROLXFIACSA-N C[C@@H](C1)C1C#N Chemical compound C[C@@H](C1)C1C#N MWIZMXFPLVYCEB-ROLXFIACSA-N 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/08—Polyurethanes from polyethers
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Description
本出願は、本明細書においてその全内容が引用により組み込まれている2008年9月22日出願の米国特許仮出願第61/099,064号からの優先権を主張する。
120 管状絶縁層
130 第1のコイル状導体
132 第2のコイル状導体
Claims (6)
- 電気刺激のための植込み型及び挿入型の医療装置であって、
(a)細長導体を含む内部部材と、
(b)スチレンとイソブチレンとを含むコポリマー以外の熱可塑性ポリマーを含み、前記内部部材を覆って配置された第1の絶縁領域と、
(c)スチレンとイソブチレンとを含むコポリマーを含み、前記内部部材を覆って配置された第2の絶縁領域と、を含み、前記第2の絶縁領域の少なくとも一部分が、前記第1の絶縁領域の少なくとも一部分を覆って配置され、
(d)スチレンとイソブチレンとを含むコポリマーを含む第3の領域と、を含み、
前記第2の絶縁領域は、前記医療装置の少なくとも一部分内で、前記第1の絶縁領域と前記第3の領域の間に配置され、
前記第1の絶縁領域は、前記導体が内部に配置された多腔押し出し部に対応し、前記第3の領域は、前記多腔押し出し部の周囲に配置された管状絶縁層に対応し、コイル状電極が、前記多腔押し出し部の第1の部分の周囲に配置され、前記管状絶縁層は、前記第1の部分に隣接する前記多腔押し出し部の第2の部分の周囲に配置される、
ことを特徴とする医療装置。 - 前記第1の絶縁領域は、熱可塑性ポリウレタンを含むか、又は、
前記第2の絶縁領域は、1つ又はそれよりも多くのポリスチレンブロックと1つ又はそれよりも多くのポリイソブチレンブロックとを含むブロックコポリマーを含むか、又は、
前記第2の絶縁領域は、(a)スチレンとイソブチレンとを含むコポリマーと、(b)スチレンとイソブチレンとを含まないポリマーとを含むか、又は、
前記医療装置が、前記第1の絶縁領域、前記第2の絶縁領域、及び前記第3の領域のうちの1つ又はそれよりも多くに配置された治療剤を更に含むか、のいずれかである、
請求項1に記載の医療装置。 - 前記第2の絶縁領域の少なくとも一部分が、前記第1の絶縁領域の少なくとも一部分を覆って配置されるか、又は、
前記第1の領域は、前記第2の領域に熱的に融合され、該第1の領域は、リングの形状である熱的に融合された領域により該第2の領域に融合されるか、のいずれかである、
請求項1に記載の医療装置。 - スチレンとイソブチレンとを含まない前記ポリマーは、ポリイソブチレン軟質セグメントを含むポリウレタン及びポリジメチルシロキサン軟質セグメントを含むポリウレタンから選択される、請求項2に記載の医療装置。
- 前記第3の領域は、スチレンとイソブチレンとを含む第1及び第2のコポリマーを含み、
前記第1のコポリマーは、15乃至21モル%の範囲のスチレン含有量を有し、
前記第2のコポリマーは、22乃至50モル%の範囲のスチレン含有量を有する、
請求項1に記載の医療装置。 - 前記内部部材は、細長導体であるか、又は、
前記内部部材は、電子信号発生構成要素であるか、又は、
前記第1及び第2のコポリマーは、前記第1の絶縁領域を提供する単腔又は多腔装置構成要素内への熱押し出しの前に事前配合段階において熱的に押し出されるか、又は、
前記医療装置は、前記第1の絶縁領域に配置された治療剤を更に含むか、のいずれかである、
請求項5に記載の医療装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9906408P | 2008-09-22 | 2008-09-22 | |
US61/099,064 | 2008-09-22 | ||
PCT/US2009/057679 WO2010033911A2 (en) | 2008-09-22 | 2009-09-21 | Styrene-isobutylene copolymers and medical devices containing the same |
Publications (2)
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JP2012502769A JP2012502769A (ja) | 2012-02-02 |
JP5523464B2 true JP5523464B2 (ja) | 2014-06-18 |
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JP2011528033A Active JP5523464B2 (ja) | 2008-09-22 | 2009-09-21 | スチレン−イソブチレンコポリマー及びそれを含有する医療装置 |
Country Status (5)
Country | Link |
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US (2) | US9205271B2 (ja) |
EP (2) | EP3257551B1 (ja) |
JP (1) | JP5523464B2 (ja) |
AU (1) | AU2009292958B2 (ja) |
WO (1) | WO2010033911A2 (ja) |
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- 2009-09-21 JP JP2011528033A patent/JP5523464B2/ja active Active
- 2009-09-21 US US12/563,733 patent/US9205271B2/en active Active
- 2009-09-21 AU AU2009292958A patent/AU2009292958B2/en not_active Ceased
- 2009-09-21 EP EP17174159.8A patent/EP3257551B1/en not_active Not-in-force
- 2009-09-21 EP EP09792778.4A patent/EP2344238B1/en not_active Not-in-force
- 2009-09-21 WO PCT/US2009/057679 patent/WO2010033911A2/en active Application Filing
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Also Published As
Publication number | Publication date |
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WO2010033911A3 (en) | 2010-07-22 |
AU2009292958A2 (en) | 2011-07-07 |
EP3257551A1 (en) | 2017-12-20 |
EP3257551B1 (en) | 2018-11-28 |
AU2009292958A1 (en) | 2010-03-25 |
US9814890B2 (en) | 2017-11-14 |
EP2344238B1 (en) | 2017-08-23 |
US9205271B2 (en) | 2015-12-08 |
WO2010033911A2 (en) | 2010-03-25 |
EP2344238A2 (en) | 2011-07-20 |
US20160059018A1 (en) | 2016-03-03 |
US20100076538A1 (en) | 2010-03-25 |
JP2012502769A (ja) | 2012-02-02 |
AU2009292958B2 (en) | 2015-02-12 |
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