JP2013533776A - 人工収縮構造を含む医療デバイス - Google Patents
人工収縮構造を含む医療デバイス Download PDFInfo
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- JP2013533776A JP2013533776A JP2013517088A JP2013517088A JP2013533776A JP 2013533776 A JP2013533776 A JP 2013533776A JP 2013517088 A JP2013517088 A JP 2013517088A JP 2013517088 A JP2013517088 A JP 2013517088A JP 2013533776 A JP2013533776 A JP 2013533776A
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- contraction
- medical device
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/08—Muscles; Tendons; Ligaments
- A61F2002/0894—Muscles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
- A61F2210/0023—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol operated at different temperatures whilst inside or touching the human body, heated or cooled by external energy source or cold supply
- A61F2210/0033—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol operated at different temperatures whilst inside or touching the human body, heated or cooled by external energy source or cold supply electrically, e.g. heated by resistor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0066—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof shrinkable
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- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
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- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
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Abstract
【選択図】図5
Description
−一対の細長形状記憶合金要素であって、前記一対の細長形状記憶合金要素は、温度変化時に対照的形状間において可逆的に変化する、一対の細長形状記憶合金要素と、
−前記一対の形状記憶合金要素を円筒形状に接続させるヒンジ。
−臓器を収縮させるように適合された少なくとも2つの収縮要素を含む移植可能な人工収縮構造であって、前記収縮要素はそれぞれ、相互に独立した様態で静止位置または作動位置にあり得、前記作動位置は、前記臓器を収縮させる前記収縮要素と共に規定され、前記静止位置は、前記臓器を収縮させていない前記収縮要素と共に規定される、人工収縮構造と、
−前記収縮構造を作動させるように設計された少なくとも1つのアクチュエータ。
[0065]
別の実施形態において、前記収縮要素は帯であり、収縮させるべき臓器の中空部分を、前記帯の両端が重複するように少なくとも1回包囲する。前記繊維は、前記帯が巻かれたた際は前記繊維が前記重複ゾーンを横断して前記重複ゾーンを閉鎖させ、前記繊維が収縮した際は前記帯の一端が前記帯の他端上にスライドするように、前記帯の第1および第2のゾーンに固定されるように設計される。
−前記振動デバイス上に設けられた押圧手段、
−前記収縮要素に連結された可動要素であって、前記可動要素は、初期位置からスライド可能に支持部分上に設けられ、前記可動要素は、前記押圧手段と協働して、各振動時において前記押圧手段が前記可動要素を前記収縮要素の1つの収縮を含む方向に押圧するように設計される、可動要素と、
−保持手段であって、前記保持手段は、前記可動要素と協働しかつ前記可動要素が反対方向に戻ることを回避するように設計される、保持手段。
−前記収縮要素へと送られる力を発生させる前記アクチュエータを制御および調節するステップ、
−無線接続を通じて体外から前記アクチュエータを制御するステップ、
−任意選択的に無線接続を通じて前記内部電池を再充電するステップ、
−前記電池の状態を制御するステップ、
−試験および診断支援情報を医療専門家のために提供するステップ、
−アラーム状態および例外状態を取り扱うステップ。
i)人体内に移植可能な人工収縮構造であって、前記人工収縮構造は、少なくとも2つの収縮要素(例えば、上記した収縮要素)を含む、人工収縮構造と、
ii)少なくとも1つのアクチュエータであって、前記少なくとも1つのアクチュエータの作動に起因して、前記収縮要素の収縮が発生し、前記少なくとも1つのアクチュエータは、例えば上記したアクチュエータである、少なくとも1つのアクチュエータ。
前記アクチュエータおよび前記収縮要素は、収縮させるべき臓器に期間にわたって圧力を付加するように設計され、前記圧力は0.1N/cm2〜5N/cm2であり、好適には0.3N/cm2〜2.5N/cm2であり、前記期間は30秒〜90分であり、好適には30秒〜60分であり、好適には30秒〜45分であり、より好適には10分〜30分である。
Claims (26)
- 医療デバイスであって、
−少なくとも2つの収縮要素(2、12、100、132)を含む人工収縮構造であって、前記少なくとも2つの収縮要素(2、12、100、132)は臓器を収縮させるように適合され、これにより、前記収縮要素(2、12、100、132)はそれぞれ、相互の位置から独立した様態で静止位置または作動位置に来ることができ、前記作動位置は、前記収縮要素(2、12、100、132)によって前記臓器が収縮させられる位置であり、前記静止位置は、前記収縮要素(2、12、100、132)によって前記臓器が収縮させられていない位置である、人工収縮構造と、
−前記収縮構造を作動させるように設計された少なくとも1つのアクチュエータと、
を含み、
各収縮要素(2、12、100、132)と、隣接する収縮要素(2、12、100、132)との間の可撓性が保持された状態で、前記各収縮要素(2、12、100、132)が前記隣接する収縮要素(2、12、100、132)へと接続される点において特徴付けられる、
医療デバイス。 - 前記医療デバイスは少なくとも2つのアクチュエータを含み、前記アクチュエータはそれぞれ、前記収縮要素(2、12、100、132)のうち1つと関連付けられ、前記関連付けられた収縮要素(2、12、100、132)を作動させるように設計される、点において特徴付けられる、請求項1に記載の医療デバイス。
- 各アクチュエータは繊維(4、14)を含み、前記繊維(4、14)は、収縮材料によって構成され、前記収縮要素(2、12)それぞれへと固定される、点において特徴付けられる、請求項2に記載の医療デバイス。
- 前記アクチュエータは前記人工収縮構造から分離され、前記アクチュエータは伝送手段(108、126、136)をさらに含み、前記伝送手段(108、126、136)は前記収縮要素(100、132)へと連結され、前記アクチュエータによって誘導された力を前記収縮要素(100、132)へと伝送するように設計される、点において特徴付けられる、請求項1または2に記載の医療デバイス。
- 前記アクチュエータは少なくとも1つの繊維(107)を含み、前記少なくとも1つの繊維(107)は収縮材料によって構成され、前記伝送手段(108)へと連結され、前記伝送手段(108)は、前記繊維(107)の少なくとも1つの収縮によって誘導された力を前記収縮要素(100)へと伝送するように設計される、点において特徴付けられる、請求項4に記載の医療デバイス。
- 前記アクチュエータは少なくとも1つの電気モータを含み、前記少なくとも1つの電気モータは前記伝送手段(126、136)へと連結され、前記伝送手段(126、136)は、前記電気モータによって誘導された力を前記収縮要素(100、132)へと伝送するように設計される、点において特徴付けられる、請求項4に記載の医療デバイス。
- 前記電気モータは、電気モータ(122)と、前記モータ(122)へ接続されたギヤヘッド(123)と、前記ギヤヘッド(123)と協働する親ねじ(124)と、ナット(125)とを含み、前記ナット(125)は、前記親ねじ(124)上に取り付けられ、前記伝送手段(126、136)へと連結される、点において特徴付けられる、請求項6に記載の医療デバイス。
- 前記アクチュエータはセンサをさらに含み、前記センサは、前記ナット(125)の位置を示すように設計される、点において特徴付けられる、請求項7に記載の医療デバイス。
- 前記伝送手段(108、126、136)は、機械的手段、水圧手段、電気機械手段または空気式手段である、点において特徴付けられる、請求項4〜8のうちいずれか1つに記載の医療デバイス。
- 各収縮要素(100、132)は帯(102)を含み、前記帯(102)は、前記収縮させるべき臓器を少なくとも部分的に包囲し、前記伝送手段(108、126)は、前記帯(102)の一端(102a)へと固定されるように設計され、前記アクチュエータによって誘発されて前記伝送手段(108、126)によって伝送された力が前記収縮要素(100、132)に付加されると、前記伝送手段(108、126)は、前記一端(102a)を牽引して、前記帯(102)によって前記臓器が収縮させられる点において特徴付けられる、請求項4〜9のうちいずれか1つに記載の医療デバイス。
- 前記帯(102)は、一端(102a)において前記伝送手段を固定する点(108、126)を含み、他端(102b)において穴部(112)を含み、前記穴部(112)は前記伝送手段(102、126)によって横断される、点において特徴付けられる、請求項10に記載の医療デバイス。
- 前記収縮要素(2、12、100、132)はそれぞれ可撓性であり、それぞれ長手方向において各方向において5mmを超えない距離だけ自由に移動し、好適には各方向において3mmを超えない距離だけ自由に移動し、より好適には隣接する収縮要素(2、12、100、132)から各方向において1mmを超えない距離だけ自由に移動し、これにより、前記収縮要素(2、12、100、132)はそれぞれ、横断回転によって30°を超えない角度だけ隣接する収縮要素(2、12、100、132)から各側部へと移動することができ、好適には20°を超えない角度だけ隣接する収縮要素(2、12、100、132)から各側部へと移動することができる点において特徴付けられる、請求項1〜11のうちいずれか1つに記載の医療デバイス。
- 前記医療デバイスは第1の可撓性接続要素(5)をさらに含み、前記第1の可撓性接続要素(5)は、各収縮要素(2、12、100)を隣接する収縮要素(2、12、100)へと連結させるように設計され、前記第1の接続要素(5)は弾性生体適合性材料によって構成され、前記弾性生体適合性材料により、前記各収縮要素(2、12、100)の相互回転移動を可能にしつつ、前記収縮要素(2、12、100)が長手方向位置に保持される点において特徴付けられる、請求項1〜12のうちいずれか1つに記載の医療デバイス。
- 前記2つの対応する隣接する収縮要素(132)が間接的に接続されるように、2つの隣接する伝送手段(136)が結合される点において特徴付けられる、請求項4〜12のうちいずれか1つに記載の医療デバイス。
- 前記医療デバイスは、少なくとも1つの第2の接続要素(134)をさらに含み、前記少なくとも1つの第2の接続要素(134)は、2つの隣接する収縮要素(132)の隣接する伝送手段(136)を結合させるように設計される、点において特徴付けられる、請求項14に記載の医療デバイス。
- 前記収縮要素(2、12、100、132)はそれぞれ、隣接する収縮要素(2、12、100、132)から少なくとも1mm〜2cmだけ、好適には2mm〜1cmだけ、より好適には2mm〜8mmだけ距離を空けて配置され、これにより過度の圧縮が回避される、点において特徴付けられる、請求項1〜15のうちいずれか1つに記載の医療デバイス。
- 前記人工収縮構造は、2〜8個の収縮要素(2、12、100、132)を含み、これにより、前記構造の全体的長さは20mm〜50mmとなる点において特徴付けられる、請求項1〜16のうちいずれか1つに記載の医療デバイス。
- 前記医療デバイスは制御ユニットをさらに含み、前記制御ユニットは、前記アクチュエータを作動させるように適合され、これにより、各収縮要素(2、12、100、132)がその他の収縮要素と交互に作動および脈動させられる、点において特徴付けられる、請求項1〜17のうちいずれか1つに記載の医療デバイス。
- 前記アクチュエータは、前記収縮要素(2、12、100、132)から圧力が脈動的に交互にを収縮させるべき臓器へと付加されるように設計され、前記圧力付加は、30秒〜90分、好適には30秒〜60分、好適には30秒〜45分、より好適には10分〜30分にわたって行われる、点において特徴付けられる、請求項18に記載の医療デバイス。
- 前記医療デバイスはエネルギー源をさらに含む点において特徴付けられる、請求項1〜19ちいずれか1つに記載の医療デバイス。
- 前記エネルギー源は、少なくとも1つの移植可能な再充電可能な電池を移植可能なアンテナおよび外部電池と共に含む、点において特徴付けられる、請求項20に記載の医療デバイス。
- 前記エネルギー源は、少なくとも1つの移植可能な一次電池(146)である点において特徴付けられる、請求項20に記載の医療デバイス。
- 前記医療デバイスは、少なくとも1つのリモート制御をさらに含む、点において特徴付けられる、請求項1〜22のうちいずれか1つに記載の医療デバイス。
- 前記医療デバイスは2つの異なるリモート制御を含み、前記2つの異なるリモート制御のうち1つは患者用であり、もう1つは医療専門家用の高度なものである、点において特徴付けられる、請求項23に記載の医療デバイス。
- 人体の括約筋の支援または交換に用いられる、請求項1〜24のうちいずれか1つに記載の医療デバイスの使用。
- 麻痺した筋肉の支援または交換に用いられる、請求項1〜24のうちいずれか1つに記載の医療デバイスの使用。
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EP10168217A EP2401984A1 (en) | 2010-07-02 | 2010-07-02 | Medical device comprising an artificial contractile structure |
EP10168217.7 | 2010-07-02 | ||
PCT/EP2011/003285 WO2012000680A1 (en) | 2010-07-02 | 2011-07-01 | Medical device comprising an artificial contractile structure |
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US (1) | US9095341B2 (ja) |
EP (2) | EP2401984A1 (ja) |
JP (1) | JP2013533776A (ja) |
KR (1) | KR20130089242A (ja) |
CN (1) | CN103037804A (ja) |
AU (1) | AU2011273834A1 (ja) |
BR (1) | BR112012033576A2 (ja) |
CA (1) | CA2802268C (ja) |
ES (1) | ES2625497T3 (ja) |
RU (1) | RU2012154238A (ja) |
WO (1) | WO2012000680A1 (ja) |
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JP2013544481A (ja) * | 2010-12-03 | 2013-12-12 | エルジー エレクトロニクス インコーポレイティド | 機器間通信を支援する無線接続システムにおいてマルチキャストトラフィックを送受信するための方法及び装置 |
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FI124970B (fi) | 2013-02-22 | 2015-04-15 | Synoste Oy | Aktuaattori ja menetelmä aktuaattorin parantamiseksi |
CN103393480B (zh) * | 2013-08-15 | 2015-04-01 | 上海交通大学 | 基于弹性缩放的人工肛门括约肌假体 |
CN103618127B (zh) * | 2013-10-30 | 2015-12-02 | 中国西安卫星测控中心 | 天线收藏安全使用装置 |
CN103637859B (zh) * | 2013-12-19 | 2015-05-27 | 上海交通大学 | 指扣式的人工肛门括约肌假体 |
CN103637860B (zh) * | 2013-12-23 | 2015-06-24 | 上海交通大学 | 人工肛门括约肌假体开闭控制系统 |
JP2017113520A (ja) | 2015-12-18 | 2017-06-29 | パナソニックIpマネジメント株式会社 | アクチュエータおよびアクチュエータセット |
CN105709286B (zh) * | 2016-01-18 | 2018-07-31 | 暨南大学 | 与双心室体外辅助循环血泵室配套使用的无级调控装置 |
US10245133B2 (en) * | 2016-03-01 | 2019-04-02 | University Of Dammam | Medical device for constricting a body passage and a method thereof |
CA3083634A1 (en) * | 2017-11-30 | 2019-06-06 | MyoPowers Medical Technologies France SAS | Artificial contractile structure and medical device comprising such |
CA3083629A1 (en) | 2017-11-30 | 2019-06-06 | MyoPowers Medical Technologies France SAS | Medical-grade actuator having a modular structure and medical device comprising same |
US11890178B2 (en) * | 2017-11-30 | 2024-02-06 | MyoPowers Medical Technologies France SAS | Artificial contractile structure |
CN108686275B (zh) * | 2018-05-30 | 2020-12-11 | 哈尔滨工业大学 | 一种无线供电的环形辅助供血装置 |
CN109223252A (zh) * | 2018-11-07 | 2019-01-18 | 上海交通大学 | 仿耻骨人工肛门括约肌假体动力传动及限位装置 |
CN109875731B (zh) * | 2019-04-03 | 2021-08-27 | 上海交通大学 | 接触式人工肛门括约肌假体限位保护开关装置 |
WO2021255044A1 (en) * | 2020-06-16 | 2021-12-23 | National University Of Ireland, Galway | An intraluminal contraction augmentation system |
DE102021120144A1 (de) | 2021-08-03 | 2023-02-09 | Friedrich-Alexander-Universität Erlangen-Nürnberg - Selbstverwaltungskörperschaft des öffentlichen Rechts | Implantat und Verfahren für den Betrieb eines derartigen Implantats |
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- 2011-07-01 CN CN2011800329973A patent/CN103037804A/zh active Pending
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US9095341B2 (en) | 2015-08-04 |
CA2802268C (en) | 2018-05-29 |
WO2012000680A1 (en) | 2012-01-05 |
ES2625497T3 (es) | 2017-07-19 |
AU2011273834A1 (en) | 2013-02-21 |
RU2012154238A (ru) | 2014-08-10 |
BR112012033576A2 (pt) | 2016-11-29 |
KR20130089242A (ko) | 2013-08-09 |
EP2588024B1 (en) | 2017-02-22 |
EP2401984A1 (en) | 2012-01-04 |
CN103037804A (zh) | 2013-04-10 |
US20130096586A1 (en) | 2013-04-18 |
EP2588024A1 (en) | 2013-05-08 |
CA2802268A1 (en) | 2012-01-05 |
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