JP5969979B2 - 回転駆動装置およびそれを用いた遠心式ポンプ装置 - Google Patents
回転駆動装置およびそれを用いた遠心式ポンプ装置 Download PDFInfo
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- JP5969979B2 JP5969979B2 JP2013507344A JP2013507344A JP5969979B2 JP 5969979 B2 JP5969979 B2 JP 5969979B2 JP 2013507344 A JP2013507344 A JP 2013507344A JP 2013507344 A JP2013507344 A JP 2013507344A JP 5969979 B2 JP5969979 B2 JP 5969979B2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F04D13/02—Units comprising pumps and their driving means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/196—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body replacing the entire heart, e.g. total artificial hearts [TAH]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/0633—Details of the magnetic circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
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- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/048—Bearings magnetic; electromagnetic
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- H02K19/02—Synchronous motors
- H02K19/10—Synchronous motors for multi-phase current
- H02K19/103—Motors having windings on the stator and a variable reluctance soft-iron rotor without windings
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
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- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
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- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
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- H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
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- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
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- H02K49/108—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with an axial air gap
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- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
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- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
- H02K5/1282—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs the partition wall in the air-gap being non cylindrical
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- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- H—ELECTRICITY
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- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
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- H—ELECTRICITY
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- 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
- A61M2205/00—General characteristics of the apparatus
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- A61M2205/3331—Pressure; Flow
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- A—HUMAN NECESSITIES
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- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
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- Electromagnetism (AREA)
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- External Artificial Organs (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
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Description
この発明の実施の形態1による遠心式血液ポンプ装置のポンプ部1は、図1〜図7に示すように、非磁性材料で形成されたハウジング2を備える。ハウジング2は、円柱状の本体部3と、本体部3の一方の端面の中央に立設された円筒状の血液流入ポート4と、本体部3の外周面に設けられた円筒状の血液流出ポート5とを含む。血液流出ポート5は、本体部3の外周面の接線方向に延在している。
図33は、この発明の実施の形態2による遠心式血液ポンプ装置の要部を示す断面図であって、図4と対比される図である。図33において、この遠心式血液ポンプ装置が実施の形態1と異なる点は、複数の永久磁石17の間に隙間が設けられている点である。
図37(a)は、この発明の実施の形態3によるアキシアルギャップ型モータのロータ61を隔壁60側から見た下面図であり、図37(b)はアキシアルギャップ型モータの要部を正面から見た断面図である。
図40は、この発明の実施の形態4によるラジアルギャップ型モータの要部を示す平面図である。図40において、このラジアルギャップ型モータは、図37(a)(b)のアキシアルギャップ型モータと同様の構成であり、円筒形の隔壁80で仕切られた第1および第2の室(図示せず)を備える。隔壁80の内側の第1の室内には、隔壁80に沿って回転可能に設けられた円筒状のロータ81が設けられ、隔壁80の外側の第2の室内には、隔壁80を介してロータ81を回転駆動させるステータ90が設けられている。
Claims (26)
- 回転可能に設けられたロータと、
前記ロータを回転駆動させる駆動部とを備え、
前記駆動部は、
前記ロータに対向して設けられた複数の第1の磁性体と、
それぞれ前記複数の第1の磁性体に巻回され、回転磁界を生成するための複数のコイルと、
外部から駆動電圧を受けるコネクタと、
前記複数のコイルおよび前記コネクタに接続されたフレキシブル基板とを含み、
前記フレキシブル基板には、外部から前記コネクタを介して与えられた前記駆動電圧を前記複数のコイルに供給するための配線パターンが形成されており、
前記フレキシブル基板は帯状に形成されたものであり、
前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周を囲むように配置されており、
前記フレキシブル基板には、前記複数のコイルを接続するための複数の電極が形成されている、回転駆動装置。 - 前記ロータには、複数の第1の永久磁石が設けられ、
各第1の永久磁石は、前記ロータの回転方向と直交する方向に着磁され、
前記複数の第1の永久磁石のうちの隣接するもの同士の磁極は互いに反対であり、
前記複数の第1の磁性体は、前記複数の第1の永久磁石に対向して配置されている、請求項1に記載の回転駆動装置。 - 前記ロータには、さらに、複数の第2の永久磁石が設けられ、
前記複数の第2の永久磁石は、それぞれ前記複数の第1の永久磁石の複数の間に挿入され、
各第2の永久磁石は前記ロータの回転方向に着磁され、
各第2の永久磁石の第1の端部にある第1の磁極は、隣接する2つの第1の永久磁石のうちの前記ロータ側に第1の磁極が向けられた第1の永久磁石側に向けられ、
各第2の永久磁石の第2の端部にある第2の磁極は、隣接する2つの第1の永久磁石のうちの前記ロータ側に第2の磁極が向けられた第1の永久磁石側に向けられている、請求項2に記載の回転駆動装置。 - 前記ロータと前記駆動部とは、前記ロータの回転中心軸の延在方向に隙間を開けて配置され、
前記複数の第1の磁性体は前記ロータの回転方向に配列されている、請求項1に記載の回転駆動装置。 - 前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周を囲むように円筒状に配置されて、前記フレキシブル基板の内周面と前記複数のコイルの外周面との間に複数の空隙が形成され、
前記複数の電極は、前記複数の空隙に位置するように前記フレキシブル基板に分散配置されている、請求項1に記載の回転駆動装置。 - 帯状の前記フレキシブル基板の幅方向の一方側または両側には複数の折り曲げ部が形成され、
前記複数の折り曲げ部は、前記複数の空隙に位置するように前記フレキシブル基板の長さ方向に分散配置され、各折り曲げ部は対応の空隙内に折り曲げられ、
前記複数の電極は前記複数の折り曲げ部に形成されている、請求項5に記載の回転駆動装置。 - 前記複数の電極は、前記フレキシブル基板の長さ方向に配列され、
各電極は、前記フレキシブル基板の幅方向の略中央部に設けられている、請求項1に記載の回転駆動装置。 - 前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周に沿うように波状に配置されて、前記フレキシブル基板の外周に複数の凹部が形成され、
帯状の前記フレキシブル基板の幅方向の一方側または両側には複数の折り曲げ部が形成され、
前記複数の折り曲げ部は、前記複数の凹部に位置するように前記フレキシブル基板の長さ方向に分散配置され、各折り曲げ部は対応の凹部内に折り曲げられ、
前記複数の電極は前記複数の折り曲げ部に分散配置されている、請求項1に記載の回転駆動装置。 - 前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周に沿うように波状に配置されて、前記フレキシブル基板の外周に複数の凹部が形成され、
前記複数の電極は、前記複数の凹部に位置するように前記フレキシブル基板の長さ方向に分散配置されている、請求項1に記載の回転駆動装置。 - 前記フレキシブル基板の長さは、前記駆動部の外周の長さの1.25倍以上である、請求項1に記載の回転駆動装置。
- 前記駆動部は、さらに、前記複数の第1の磁性体を介して前記ロータに対向して設けられ、前記複数の第1の磁性体と結合された円板状の第2の磁性体を含み、
前記複数のコイルは前記第2の磁性体の外周に沿って前記第2の磁性体の表面に配置されている、請求項1に記載の回転駆動装置。 - 前記ロータと前記駆動部とは、前記ロータの径方向に隙間を開けて配置され、
前記複数の第1の磁性体は前記ロータの回転方向に配列されている、請求項1に記載の回転駆動装置。 - 前記フレキシブル基板は帯状に形成され、
前記フレキシブル基板の少なくとも一部は、前記複数のコイルに沿って環状に配置され、
前記フレキシブル基板には、前記複数のコイルを接続するための複数の電極が形成されている、請求項12に記載の回転駆動装置。 - 前記駆動部は、さらに、前記複数の第1の磁性体を介して前記ロータに対向して設けられ、前記複数の第1の磁性体と結合された円筒状の第2の磁性体を含む、請求項12に記載の回転駆動装置。
- 隔壁で仕切られた第1および第2の室を含むハウジングを備え、
前記ロータは前記第1の室内において前記隔壁に沿って回転可能に設けられ、
前記駆動部は前記第2の室内に設けられ、前記隔壁を介して前記ロータを回転駆動させる、請求項1に記載の回転駆動装置。 - 請求項15に記載の回転駆動装置を備え、
前記ロータは、回転時の遠心力によって液体を送るインペラである、遠心式ポンプ装置。 - 隔壁で仕切られた第1および第2の室を含むハウジングと、前記第1の室内において前記隔壁に沿って回転可能に設けられ、回転時の遠心力によって液体を送るインペラと、前記第2の室内に設けられ、前記隔壁を介して前記インペラを回転駆動させる駆動部とを備えた遠心式ポンプ装置であって、
前記インペラに設けられ、前記駆動部によって吸引される複数の第1の永久磁石を備え、
前記駆動部は、
前記複数の第1の永久磁石に対向して配置された複数の磁性体と、
それぞれ前記複数の磁性体に対応して設けられて各々が対応の磁性体に巻回され、回転磁界を生成するための複数のコイルと、
前記ハウジングに固定され、外部から駆動電圧を受けるコネクタと、
前記複数のコイルおよび前記コネクタに接続されたフレキシブル基板とを含み、
前記フレキシブル基板は帯状に形成されたものであり、
前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周を囲むように配置されており、
前記フレキシブル基板には、前記複数のコイルを接続するための複数の電極が形成されている、遠心式ポンプ装置。 - 前記液体は血液であり、
前記遠心式ポンプ装置は、前記血液を循環させるために使用される、請求項17に記載の遠心式ポンプ装置。 - 前記インペラの一方面に設けられた第2の永久磁石と、
前記インペラの一方面に対向する前記第1の室の内壁に設けられ、前記第2の永久磁石を吸引する第3の永久磁石と、
前記インペラの回転中において、前記第2および第3の永久磁石間の第1の吸引力と前記複数の第1の永久磁石および前記複数の磁性体間の第2の吸引力とは、前記第1の室内における前記インペラの可動範囲の略中央で釣り合う、請求項17に記載の遠心式ポンプ装置。 - 前記インペラの一方面またはそれに対向する前記第1の室の内壁に第1の動圧溝が形成され、前記インペラの他方面またはそれに対向する前記隔壁に第2の動圧溝が形成されている、請求項17に記載の遠心式ポンプ装置。
- 前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周を囲むように円筒状に配置されて、前記フレキシブル基板の内周面と前記複数のコイルの外周面との間に複数の空隙が形成され、
前記複数の電極は、前記複数の空隙に位置するように前記フレキシブル基板に分散配置されている、請求項17に記載の遠心式ポンプ装置。 - 帯状の前記フレキシブル基板の幅方向の一方側または両側には複数の折り曲げ部が形成され、
前記複数の折り曲げ部は、前記複数の空隙に位置するように前記フレキシブル基板の長さ方向に分散配置され、各折り曲げ部は対応の空隙内に折り曲げられ、
前記複数の電極は前記複数の折り曲げ部に形成されている、請求項21に記載の遠心式ポンプ装置。 - 前記複数の電極は、前記フレキシブル基板の長さ方向に配列され、
各電極は、前記フレキシブル基板の幅方向の略中央部に設けられている、請求項17に記載の遠心式ポンプ装置。 - 前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周に沿うように波状に配置されて、前記フレキシブル基板の外周に複数の凹部が形成され、
帯状の前記フレキシブル基板の幅方向の一方側または両側には複数の折り曲げ部が形成され、
前記複数の折り曲げ部は、前記複数の凹部に位置するように前記フレキシブル基板の長さ方向に分散配置され、各折り曲げ部は対応の凹部内に折り曲げられ、
前記複数の電極は前記複数の折り曲げ部に分散配置されている、請求項17に記載の遠心式ポンプ装置。 - 前記フレキシブル基板の少なくとも一部は、前記複数のコイルの外周に沿うように波状に配置されて、前記フレキシブル基板の外周に複数の凹部が形成され、
前記複数の電極は、前記複数の凹部に位置するように前記フレキシブル基板の長さ方向に分散配置されている、請求項17に記載の遠心式ポンプ装置。 - 前記フレキシブル基板の長さは、前記駆動部の外周の長さの1.25倍以上である、請求項17に記載の遠心式ポンプ装置。
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Families Citing this family (65)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009157408A1 (ja) | 2008-06-23 | 2009-12-30 | テルモ株式会社 | 血液ポンプ装置 |
US9067005B2 (en) | 2008-12-08 | 2015-06-30 | Thoratec Corporation | Centrifugal pump apparatus |
JP5378010B2 (ja) | 2009-03-05 | 2013-12-25 | ソラテック コーポレーション | 遠心式ポンプ装置 |
US8770945B2 (en) | 2009-03-06 | 2014-07-08 | Thoratec Corporation | Centrifugal pump apparatus |
JP5443197B2 (ja) | 2010-02-16 | 2014-03-19 | ソラテック コーポレーション | 遠心式ポンプ装置 |
WO2011118325A1 (ja) | 2010-03-26 | 2011-09-29 | テルモ株式会社 | 遠心式血液ポンプ装置 |
JP5681403B2 (ja) | 2010-07-12 | 2015-03-11 | ソーラテック コーポレイション | 遠心式ポンプ装置 |
JP5577506B2 (ja) | 2010-09-14 | 2014-08-27 | ソーラテック コーポレイション | 遠心式ポンプ装置 |
JP5969979B2 (ja) | 2011-03-28 | 2016-08-17 | ソーラテック コーポレイション | 回転駆動装置およびそれを用いた遠心式ポンプ装置 |
JP6083929B2 (ja) | 2012-01-18 | 2017-02-22 | ソーラテック コーポレイション | 遠心式ポンプ装置 |
US9371826B2 (en) | 2013-01-24 | 2016-06-21 | Thoratec Corporation | Impeller position compensation using field oriented control |
US9179971B2 (en) | 2013-02-11 | 2015-11-10 | St. Jude Medical, Atrial Fibrillation Division, Inc. | Printed electrode catheter |
US9556873B2 (en) | 2013-02-27 | 2017-01-31 | Tc1 Llc | Startup sequence for centrifugal pump with levitated impeller |
EP3626485B1 (en) * | 2013-03-15 | 2024-05-29 | ClearMotion, Inc. | Active vehicle suspension improvements |
US9713663B2 (en) | 2013-04-30 | 2017-07-25 | Tc1 Llc | Cardiac pump with speed adapted for ventricle unloading |
US10052420B2 (en) | 2013-04-30 | 2018-08-21 | Tc1 Llc | Heart beat identification and pump speed synchronization |
DE102013211848A1 (de) | 2013-06-21 | 2014-12-24 | Heraeus Precious Metals Gmbh & Co. Kg | Pumpengehäuse aus mindestens zwei unterschiedlichen versinterbaren Materialien |
DE102013211844A1 (de) * | 2013-06-21 | 2014-12-24 | Heraeus Precious Metals Gmbh & Co. Kg | Pumpengehäuse aus einem magnetischen und einem nichtmagnetischen Material |
WO2015073658A1 (en) | 2013-11-13 | 2015-05-21 | Brooks Automation, Inc. | Sealed switched reluctance motor |
TWI677166B (zh) * | 2013-11-13 | 2019-11-11 | 美商布魯克斯自動機械公司 | 密封切換的磁阻馬達 |
EP3476287B1 (en) | 2014-01-28 | 2022-02-23 | St. Jude Medical, Cardiology Division, Inc. | Method of manufacture of a catheter shaft with electrically-conductive traces |
JP6415589B2 (ja) * | 2014-01-28 | 2018-10-31 | セント・ジュード・メディカル・インターナショナル・ホールディング・エスエーアールエルSt. Jude Medical International Holding S.a,r.l. | パッケージ型電子サブアセンブリを備えた医療用デバイスおよびその製造方法 |
DE102014004121A1 (de) | 2014-03-24 | 2015-09-24 | Heraeus Deutschland GmbH & Co. KG | Pumpengehäuse aus mindestens drei unterschiedlichen versinterbaren Materialien |
JP2017522852A (ja) * | 2014-08-01 | 2017-08-10 | ピアッジオ・アンド・シー.・エス.ピー.エー.Piaggio & C. S.P.A. | 永久磁石電気モータ・発電機およびスクーターに永久磁石電気モータ・発電機を備えたハイブリッドモータ |
US9623161B2 (en) | 2014-08-26 | 2017-04-18 | Tc1 Llc | Blood pump and method of suction detection |
WO2016130846A1 (en) | 2015-02-11 | 2016-08-18 | Thoratec Corporation | Heart beat identification and pump speed synchronization |
US10371152B2 (en) | 2015-02-12 | 2019-08-06 | Tc1 Llc | Alternating pump gaps |
WO2016130944A1 (en) | 2015-02-12 | 2016-08-18 | Thoratec Corporation | System and method for controlling the position of a levitated rotor |
US10245361B2 (en) | 2015-02-13 | 2019-04-02 | Tc1 Llc | Impeller suspension mechanism for heart pump |
US20170016449A1 (en) * | 2015-07-14 | 2017-01-19 | Hamilton Sundstrand Corporation | Axial-flux induction motor pump |
EP3357149B1 (en) * | 2015-10-01 | 2020-12-16 | National Oilwell Varco, L.P. | Radial magnetic cycloid gear assemblies, and related systems and methods |
US10117983B2 (en) | 2015-11-16 | 2018-11-06 | Tc1 Llc | Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device |
US10240607B2 (en) | 2016-02-26 | 2019-03-26 | Kongsberg Automotive, Inc. | Blower assembly for a vehicle seat |
EP3222301B1 (en) * | 2016-03-23 | 2018-05-09 | Abiomed Europe GmbH | Blood pump |
US10570924B2 (en) * | 2016-06-02 | 2020-02-25 | The University Of Akron | Integrated motor compressor for vapor compression refrigeration system |
CN109890431B (zh) | 2016-10-25 | 2023-03-10 | 马真塔医药有限公司 | 心室辅助装置 |
EP3634528B1 (en) | 2017-06-07 | 2023-06-07 | Shifamed Holdings, LLC | Intravascular fluid movement devices, systems, and methods of use |
JP6810894B2 (ja) * | 2017-07-14 | 2021-01-13 | 株式会社オートネットワーク技術研究所 | コネクタ |
EP3456367A1 (en) * | 2017-09-19 | 2019-03-20 | Abiomed Europe GmbH | Blood pump |
JP7319266B2 (ja) | 2017-11-13 | 2023-08-01 | シファメド・ホールディングス・エルエルシー | 血管内流体移動デバイス、システム、および使用方法 |
US11065434B2 (en) * | 2017-12-05 | 2021-07-20 | Heartware, Inc. | Blood pump with impeller rinse operation |
US10905808B2 (en) | 2018-01-10 | 2021-02-02 | Magenta Medical Ltd. | Drive cable for use with a blood pump |
EP4275737A3 (en) * | 2018-01-10 | 2023-12-20 | Tc1 Llc | Bearingless implantable blood pump |
EP3689389B1 (en) | 2018-01-10 | 2022-03-02 | Magenta Medical Ltd. | Ventricular assist device |
CN117959583A (zh) | 2018-02-01 | 2024-05-03 | 施菲姆德控股有限责任公司 | 血管内血泵以及使用和制造方法 |
US10947986B2 (en) * | 2018-07-11 | 2021-03-16 | Ch Biomedical (Usa) Inc. | Compact centrifugal pump with magnetically suspended impeller |
EP3782667B1 (en) | 2019-01-24 | 2022-04-06 | Magenta Medical Ltd. | Impeller and frame of a blood pump |
EP3711785A1 (en) * | 2019-03-19 | 2020-09-23 | Abiomed Europe GmbH | Blood pump |
US11863022B2 (en) * | 2019-03-25 | 2024-01-02 | Nidec Corporation | Motor |
US11031835B2 (en) | 2019-03-27 | 2021-06-08 | Roderick James Brogan | Axial flux induction motor or generator |
JP2022540616A (ja) | 2019-07-12 | 2022-09-16 | シファメド・ホールディングス・エルエルシー | 血管内血液ポンプならびに製造および使用の方法 |
US11654275B2 (en) | 2019-07-22 | 2023-05-23 | Shifamed Holdings, Llc | Intravascular blood pumps with struts and methods of use and manufacture |
US11724089B2 (en) | 2019-09-25 | 2023-08-15 | Shifamed Holdings, Llc | Intravascular blood pump systems and methods of use and control thereof |
CA3160952A1 (en) | 2019-11-12 | 2021-05-20 | Fresenius Medical Care Deutschland Gmbh | Blood treatment systems |
WO2021096706A1 (en) | 2019-11-12 | 2021-05-20 | Fresenius Medical Care Deutschland Gmbh | Blood treatment systems |
EP4058079A1 (en) | 2019-11-12 | 2022-09-21 | Fresenius Medical Care Deutschland GmbH | Blood treatment systems |
CA3160850A1 (en) | 2019-11-12 | 2021-05-20 | Fresenius Medical Care Deutschland Gmbh | Blood treatment systems |
CN110711275B (zh) * | 2019-11-18 | 2021-04-27 | 苏州心擎医疗技术有限公司 | 用于体外血泵的马达、体外血泵、和体外血泵系统 |
TWI714500B (zh) * | 2020-04-23 | 2020-12-21 | 奇鋐科技股份有限公司 | 流體加壓結構及其風扇 |
US11525463B2 (en) | 2020-05-06 | 2022-12-13 | Asia Vital Components Co., Ltd. | Fluid pressurizing structure and fan using same |
TW202218705A (zh) * | 2020-09-22 | 2022-05-16 | 德商阿比奥梅德歐洲有限公司 | 血泵 |
FR3126565A1 (fr) * | 2021-08-30 | 2023-03-03 | Fondation Hôpital Saint Joseph | Ensemble comprenant une pompe centrifuge portative et un moteur electromagnetique |
KR20230086165A (ko) * | 2021-12-08 | 2023-06-15 | 현대자동차주식회사 | 전동식 워터 펌프 |
TWI787128B (zh) * | 2022-05-12 | 2022-12-11 | 周玉珠 | 電磁轉動裝置 |
CN116566136A (zh) * | 2023-04-27 | 2023-08-08 | 深圳核心医疗科技股份有限公司 | 电机和心室辅助装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004166401A (ja) * | 2002-11-13 | 2004-06-10 | Matsushita Electric Ind Co Ltd | Dcブラシレスモータ及びそれを備えたdcポンプ |
WO2011013483A1 (ja) * | 2009-07-29 | 2011-02-03 | Ntn株式会社 | 回転駆動装置およびそれを用いた遠心式ポンプ装置 |
Family Cites Families (412)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1093868A (en) | 1912-03-11 | 1914-04-21 | Henry W Jacobs | Means for forming couplings or joints. |
US3960468A (en) | 1946-07-16 | 1976-06-01 | The United States Of America As Represented By The United States Energy Research And Development Administration | Fluid lubricated bearing assembly |
US2684035A (en) | 1947-10-02 | 1954-07-20 | Philip G Kemp | Fluid pump |
US3023334A (en) * | 1959-05-25 | 1962-02-27 | Printed Motors Inc | Printed circuit armature |
US3510229A (en) | 1968-07-23 | 1970-05-05 | Maytag Co | One-way pump |
US3620638A (en) | 1970-08-24 | 1971-11-16 | J Arthur Kaye | Liquid propulsion device |
NL7213192A (ja) | 1972-09-29 | 1974-04-02 | ||
US3932069A (en) | 1974-12-19 | 1976-01-13 | Ford Motor Company | Variable reluctance motor pump |
LU77252A1 (ja) | 1976-05-06 | 1977-08-22 | ||
FR2451480A1 (fr) | 1979-03-16 | 1980-10-10 | Belenger Jacques | Pompe centrifuge medicale |
JPH0247496Y2 (ja) | 1980-05-21 | 1990-12-13 | ||
US4434389A (en) | 1980-10-28 | 1984-02-28 | Kollmorgen Technologies Corporation | Motor with redundant windings |
US4382199A (en) | 1980-11-06 | 1983-05-03 | Nu-Tech Industries, Inc. | Hydrodynamic bearing system for a brushless DC motor |
US4688998A (en) | 1981-03-18 | 1987-08-25 | Olsen Don B | Magnetically suspended and rotated impellor pump apparatus and method |
JPS589535A (ja) | 1981-07-06 | 1983-01-19 | Matsushita Electric Ind Co Ltd | 軸方向空隙形回転電機の巻鉄心 |
US5078741A (en) | 1986-10-12 | 1992-01-07 | Life Extenders Corporation | Magnetically suspended and rotated rotor |
US4528485A (en) | 1982-04-13 | 1985-07-09 | General Electric Company | Electronically commutated motor, method of operating such, control circuit, laundry machine and drive therefor |
DE3214397C2 (de) | 1982-04-20 | 1984-07-26 | Karl Dr. 6301 Pohlheim Aigner | Perfusions-Doppellumenkatheter |
US4549860A (en) | 1983-04-04 | 1985-10-29 | Yakich Sam S | Blood pump improvements |
US4645961A (en) * | 1983-04-05 | 1987-02-24 | The Charles Stark Draper Laboratory, Inc. | Dynamoelectric machine having a large magnetic gap and flexible printed circuit phase winding |
US4806080A (en) | 1983-07-06 | 1989-02-21 | Ebara Corporation | Pump with shaftless impeller |
JPS61293146A (ja) | 1984-11-02 | 1986-12-23 | Hitachi Ltd | アキシヤルギヤツプ形電動機 |
US4686982A (en) | 1985-06-19 | 1987-08-18 | John Nash | Spiral wire bearing for rotating wire drive catheter |
US4769006A (en) | 1985-05-13 | 1988-09-06 | Kos Medical Technologies, Ltd. | Hydrodynamically propelled pacing catheter |
US4790843A (en) | 1986-06-16 | 1988-12-13 | Baxter Travenol Laboratories, Inc. | Prosthetic heart valve assembly |
US4753221A (en) | 1986-10-22 | 1988-06-28 | Intravascular Surgical Instruments, Inc. | Blood pumping catheter and method of use |
US4779614A (en) | 1987-04-09 | 1988-10-25 | Nimbus Medical, Inc. | Magnetically suspended rotor axial flow blood pump |
US4902272A (en) | 1987-06-17 | 1990-02-20 | Abiomed Cardiovascular, Inc. | Intra-arterial cardiac support system |
US4930997A (en) | 1987-08-19 | 1990-06-05 | Bennett Alan N | Portable medical suction device |
US4846152A (en) | 1987-11-24 | 1989-07-11 | Nimbus Medical, Inc. | Single-stage axial flow blood pump |
US4817586A (en) | 1987-11-24 | 1989-04-04 | Nimbus Medical, Inc. | Percutaneous bloom pump with mixed-flow output |
US4895557A (en) | 1987-12-07 | 1990-01-23 | Nimbus Medical, Inc. | Drive mechanism for powering intravascular blood pumps |
US5092879A (en) | 1988-02-17 | 1992-03-03 | Jarvik Robert K | Intraventricular artificial hearts and methods of their surgical implantation and use |
US4906229A (en) | 1988-05-03 | 1990-03-06 | Nimbus Medical, Inc. | High-frequency transvalvular axisymmetric blood pump |
FR2632686B1 (ja) | 1988-06-14 | 1993-07-16 | Thomson Brandt Armements | |
JP2533475Y2 (ja) | 1988-06-27 | 1997-04-23 | 松下電工株式会社 | ステッピングモータ |
US4888011A (en) | 1988-07-07 | 1989-12-19 | Abiomed, Inc. | Artificial heart |
US4857781A (en) | 1988-07-13 | 1989-08-15 | Eastman Kodak Company | High-speed non-contact linear motor with magnetic levitation |
US4908012A (en) | 1988-08-08 | 1990-03-13 | Nimbus Medical, Inc. | Chronic ventricular assist system |
JPH0233590U (ja) | 1988-08-26 | 1990-03-02 | ||
US4964864A (en) | 1988-09-27 | 1990-10-23 | American Biomed, Inc. | Heart assist pump |
US4919647A (en) | 1988-10-13 | 1990-04-24 | Kensey Nash Corporation | Aortically located blood pumping catheter and method of use |
US4957504A (en) | 1988-12-02 | 1990-09-18 | Chardack William M | Implantable blood pump |
US4969865A (en) | 1989-01-09 | 1990-11-13 | American Biomed, Inc. | Helifoil pump |
JPH0321257A (ja) | 1989-01-31 | 1991-01-30 | Aisin Seiki Co Ltd | 血液ポンプの駆動装置 |
US4944722A (en) | 1989-02-23 | 1990-07-31 | Nimbus Medical, Inc. | Percutaneous axial flow blood pump |
US4995857A (en) | 1989-04-07 | 1991-02-26 | Arnold John R | Left ventricular assist device and method for temporary and permanent procedures |
US5324177A (en) | 1989-05-08 | 1994-06-28 | The Cleveland Clinic Foundation | Sealless rotodynamic pump with radially offset rotor |
US4985014A (en) | 1989-07-11 | 1991-01-15 | Orejola Wilmo C | Ventricular venting loop |
US5147186A (en) | 1989-08-04 | 1992-09-15 | Bio Medicus, Inc. | Blood pump drive system |
US5021048A (en) | 1989-08-04 | 1991-06-04 | Medtronic, Inc. | Blood pump drive system |
JPH03111697A (ja) | 1989-09-22 | 1991-05-13 | Jidosha Denki Kogyo Co Ltd | 小型遠心ポンプ |
JP3025295B2 (ja) | 1990-10-11 | 2000-03-27 | エヌティエヌ株式会社 | ターボ形ポンプ |
US5112202A (en) | 1990-01-31 | 1992-05-12 | Ntn Corporation | Turbo pump with magnetically supported impeller |
US5145333A (en) | 1990-03-01 | 1992-09-08 | The Cleveland Clinic Foundation | Fluid motor driven blood pump |
FR2659396B1 (fr) | 1990-03-07 | 1992-05-15 | Cit Alcatel | Pompe a vide pour vide moleculaire propre. |
JPH0636821B2 (ja) | 1990-03-08 | 1994-05-18 | 健二 山崎 | 体内埋設形の補助人工心臓 |
US5092844A (en) | 1990-04-10 | 1992-03-03 | Mayo Foundation For Medical Education And Research | Intracatheter perfusion pump apparatus and method |
US5211546A (en) | 1990-05-29 | 1993-05-18 | Nu-Tech Industries, Inc. | Axial flow blood pump with hydrodynamically suspended rotor |
DE4020120A1 (de) | 1990-06-25 | 1991-01-31 | Klaus Prof Dr Ing Affeld | Medizinische vorrichtung zur erzeugung eines alternierenden volumenstroms fuer den antrieb von implantierbaren blutpumpen |
CA2022019C (en) | 1990-07-26 | 1992-12-29 | Michael Black | Catheter |
JP2989233B2 (ja) | 1990-07-31 | 1999-12-13 | エヌティエヌ株式会社 | ターボ形ポンプ |
US5195877A (en) | 1990-10-05 | 1993-03-23 | Kletschka Harold D | Fluid pump with magnetically levitated impeller |
US5190528A (en) | 1990-10-19 | 1993-03-02 | Boston University | Percutaneous transseptal left atrial cannulation system |
JPH04275091A (ja) | 1991-02-28 | 1992-09-30 | Toshiba Corp | 無整流子電動機の駆動制御装置 |
DE4111713A1 (de) | 1991-04-10 | 1993-01-14 | Magnet Motor Gmbh | Fluidpumpe |
US5106372A (en) | 1991-05-03 | 1992-04-21 | Sherwood Medical Company | Single use syringe |
JPH0521197U (ja) | 1991-05-17 | 1993-03-19 | 株式会社荏原製作所 | キヤンドモータポンプ |
US5584803A (en) | 1991-07-16 | 1996-12-17 | Heartport, Inc. | System for cardiac procedures |
US5290236A (en) | 1991-09-25 | 1994-03-01 | Baxter International Inc. | Low priming volume centrifugal blood pump |
US5449342A (en) | 1991-09-30 | 1995-09-12 | Nippon Zeon Co., Ltd. | Apparatus for assisting blood circulation |
US5360445A (en) | 1991-11-06 | 1994-11-01 | International Business Machines Corporation | Blood pump actuator |
US5350283A (en) | 1991-12-04 | 1994-09-27 | Ntn Corporation | Clean pump |
US5201679A (en) | 1991-12-13 | 1993-04-13 | Attwood Corporation | Marine propeller with breakaway hub |
US5306295A (en) | 1992-04-30 | 1994-04-26 | University Of Utah Research Foundation | Electrohydraulic heart with septum mounted pump |
US5300112A (en) | 1992-07-14 | 1994-04-05 | Aai Corporation | Articulated heart pump |
US5354331A (en) | 1992-07-15 | 1994-10-11 | Schachar Ronald A | Treatment of presbyopia and other eye disorders |
JP2564843Y2 (ja) | 1992-07-29 | 1998-03-11 | 日本ビクター株式会社 | すべりスラスト軸受け構造 |
US5290227A (en) | 1992-08-06 | 1994-03-01 | Pasque Michael K | Method of implanting blood pump in ascending aorta or main pulmonary artery |
US5676651A (en) | 1992-08-06 | 1997-10-14 | Electric Boat Corporation | Surgically implantable pump arrangement and method for pumping body fluids |
US5312341A (en) | 1992-08-14 | 1994-05-17 | Wayne State University | Retaining apparatus and procedure for transseptal catheterization |
US5519270A (en) * | 1992-08-19 | 1996-05-21 | Fujitsu Limited | Spindle motor and disk drive having the same |
SE501215C2 (sv) | 1992-09-02 | 1994-12-12 | Oeyvind Reitan | Kateterpump |
US5376114A (en) | 1992-10-30 | 1994-12-27 | Jarvik; Robert | Cannula pumps for temporary cardiac support and methods of their application and use |
FR2698560B1 (fr) | 1992-11-30 | 1995-02-03 | Virbac Laboratoires | Principes actifs pulvérulents stabilisés, compositions les contenant, leur procédé d'obtention et leurs applications. |
EP0673559A1 (en) | 1992-12-14 | 1995-09-27 | Honeywell Inc. | Motor system with individually controlled redundant windings |
JP2583924Y2 (ja) | 1992-12-25 | 1998-10-27 | エヌティエヌ株式会社 | クリーンポンプ |
US5332374A (en) | 1992-12-30 | 1994-07-26 | Ralph Kricker | Axially coupled flat magnetic pump |
US5313128A (en) * | 1993-02-03 | 1994-05-17 | Seagate Technology, Inc. | Lead wire elimination for enclosed spindle motor |
US5643226A (en) | 1993-02-24 | 1997-07-01 | Minnesota Mining And Manufacturing | Low velocity aortic cannula |
DE4321260C1 (de) | 1993-06-25 | 1995-03-09 | Westphal Dieter Dipl Ing Dipl | Blutpumpe als Zentrifugalpumpe |
EP0706345B1 (en) | 1993-07-01 | 2003-02-19 | Boston Scientific Limited | Imaging, electrical potential sensing, and ablation catheters |
JPH0714220U (ja) | 1993-08-18 | 1995-03-10 | アスモ株式会社 | 液中軸受 |
US5527159A (en) | 1993-11-10 | 1996-06-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Rotary blood pump |
JPH0742869U (ja) | 1993-12-28 | 1995-08-11 | 象印マホービン株式会社 | 遠心ポンプ |
US5708346A (en) | 1994-01-10 | 1998-01-13 | Sulzer Electronics Ag | Method and control apparatus for controlling an AC-machine |
AU677751B2 (en) | 1994-02-01 | 1997-05-01 | Howmedica Inc. | Coated femoral stem prosthesis |
US5597377A (en) | 1994-05-06 | 1997-01-28 | Trustees Of Boston University | Coronary sinus reperfusion catheter |
US5607407A (en) | 1994-05-09 | 1997-03-04 | Tolkoff; Marc J. | Catheter assembly |
US5507629A (en) | 1994-06-17 | 1996-04-16 | Jarvik; Robert | Artificial hearts with permanent magnet bearings |
US5504978A (en) | 1994-07-15 | 1996-04-09 | Meyer, Iii; Harold A. | Locking clamp assembly |
US5569111A (en) | 1994-10-11 | 1996-10-29 | The United States Of America As Represented By The Secretary Of The Navy | Permanent magnet torque/force transfer apparatus |
US5613935A (en) | 1994-12-16 | 1997-03-25 | Jarvik; Robert | High reliability cardiac assist system |
US5630836A (en) | 1995-01-19 | 1997-05-20 | Vascor, Inc. | Transcutaneous energy and information transmission apparatus |
US5725357A (en) | 1995-04-03 | 1998-03-10 | Ntn Corporation | Magnetically suspended type pump |
WO1996031934A1 (de) | 1995-04-03 | 1996-10-10 | Sulzer Electronics Ag | Rotationsmaschine mit elektromagnetischem drehantrieb |
US5707218A (en) | 1995-04-19 | 1998-01-13 | Nimbus, Inc. | Implantable electric axial-flow blood pump with blood cooled bearing |
US5588812A (en) | 1995-04-19 | 1996-12-31 | Nimbus, Inc. | Implantable electric axial-flow blood pump |
US5924848A (en) | 1995-06-01 | 1999-07-20 | Advanced Bionics, Inc. | Blood pump having radial vanes with enclosed magnetic drive components |
US6206659B1 (en) | 1995-06-01 | 2001-03-27 | Advanced Bionics, Inc. | Magnetically driven rotor for blood pump |
US5938412A (en) | 1995-06-01 | 1999-08-17 | Advanced Bionics, Inc. | Blood pump having rotor with internal bore for fluid flow |
US5793974A (en) | 1995-06-30 | 1998-08-11 | Sun Microsystems, Inc. | Network navigation and viewing system for network management system |
US6007479A (en) | 1996-07-08 | 1999-12-28 | H.D.S. Systems Ltd. | Heart assist system and method |
US5575630A (en) | 1995-08-08 | 1996-11-19 | Kyocera Corporation | Blood pump having magnetic attraction |
EP0845084B1 (de) | 1995-08-18 | 2004-03-03 | LUST ANTRIEBSTECHNIK GmbH | Radiale aktive magnetische lagervorrichtung und verfahren zum betrieb derselben |
US5924975A (en) | 1995-08-30 | 1999-07-20 | International Business Machines Corporation | Linear pump |
DE19535781C2 (de) | 1995-09-26 | 1999-11-11 | Fraunhofer Ges Forschung | Vorrichtung zur aktiven Strömungsunterstützung von Körperflüssigkeiten |
JPH09122228A (ja) | 1995-10-27 | 1997-05-13 | Terumo Corp | 遠心ポンプ駆動制御装置および体外循環血液回路用送血装置 |
US5947703A (en) | 1996-01-31 | 1999-09-07 | Ntn Corporation | Centrifugal blood pump assembly |
US5917295A (en) | 1996-01-31 | 1999-06-29 | Kaman Electromagnetics Corporation | Motor drive system having a plurality of series connected H-bridges |
US5695471A (en) | 1996-02-20 | 1997-12-09 | Kriton Medical, Inc. | Sealless rotary blood pump with passive magnetic radial bearings and blood immersed axial bearings |
US5840070A (en) | 1996-02-20 | 1998-11-24 | Kriton Medical, Inc. | Sealless rotary blood pump |
DE19613564C1 (de) | 1996-04-04 | 1998-01-08 | Guenter Prof Dr Rau | Intravasale Blutpumpe |
US5911685A (en) | 1996-04-03 | 1999-06-15 | Guidant Corporation | Method and apparatus for cardiac blood flow assistance |
US5868703A (en) | 1996-04-10 | 1999-02-09 | Endoscopic Technologies, Inc. | Multichannel catheter |
US5738649A (en) | 1996-04-16 | 1998-04-14 | Cardeon Corporation | Peripheral entry biventricular catheter system for providing access to the heart for cardiopulmonary surgery or for prolonged circulatory support of the heart |
US5611679A (en) | 1996-04-22 | 1997-03-18 | Eastman Kodak Company | Corrosion-resistant pump |
US5814011A (en) | 1996-04-25 | 1998-09-29 | Medtronic, Inc. | Active intravascular lung |
US5746709A (en) | 1996-04-25 | 1998-05-05 | Medtronic, Inc. | Intravascular pump and bypass assembly and method for using the same |
US6074180A (en) | 1996-05-03 | 2000-06-13 | Medquest Products, Inc. | Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method |
US6394769B1 (en) | 1996-05-03 | 2002-05-28 | Medquest Products, Inc. | Pump having a magnetically suspended rotor with one active control axis |
US6254359B1 (en) | 1996-05-10 | 2001-07-03 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method for providing a jewel bearing for supporting a pump rotor shaft |
JPH09313600A (ja) | 1996-05-28 | 1997-12-09 | Terumo Corp | 遠心式液体ポンプ装置 |
US6244835B1 (en) | 1996-06-26 | 2001-06-12 | James F. Antaki | Blood pump having a magnetically suspended rotor |
DE19629614A1 (de) | 1996-07-23 | 1998-01-29 | Cardiotools Herzchirurgietechn | Linksherzassistpumpe |
DE59706479D1 (de) | 1996-07-25 | 2002-04-04 | Lust Antriebstechnik Gmbh | Anordnung und Verfahren zum Betreiben einer magnetgelagerten, elektromotorischen Antriebsvorrichtung bei einer Netzstörung |
US5755783A (en) | 1996-07-29 | 1998-05-26 | Stobie; Robert | Suture rings for rotatable artificial heart valves |
WO1998011650A1 (de) | 1996-09-10 | 1998-03-19 | Sulzer Electronics Ag | Rotationspumpe und verfahren zum betrieb derselben |
DE69721550T2 (de) | 1996-09-13 | 2004-03-18 | Medtronic, Inc., Minneapolis | Herzklappenprothese mit nahtteil aus nicht-gleichförmiger radialer breite |
US5984892A (en) | 1996-09-16 | 1999-11-16 | Minnesota Mining And Manufacturing Company | Blood aspirator |
US5851174A (en) | 1996-09-17 | 1998-12-22 | Robert Jarvik | Cardiac support device |
AU4668997A (en) | 1996-10-04 | 1998-04-24 | United States Surgical Corporation | Circulatory support system |
US5795074A (en) | 1996-10-08 | 1998-08-18 | Seagate Technology, Inc. | Grooved hydrodynamic thrust bearing |
US6071093A (en) | 1996-10-18 | 2000-06-06 | Abiomed, Inc. | Bearingless blood pump and electronic drive system |
US5888242A (en) | 1996-11-01 | 1999-03-30 | Nimbus, Inc. | Speed control system for implanted blood pumps |
US5776111A (en) | 1996-11-07 | 1998-07-07 | Medical Components, Inc. | Multiple catheter assembly |
US5807311A (en) | 1996-11-29 | 1998-09-15 | Palestrant; Aubrey M. | Dialysis catheter having rigid and collapsible lumens and related method |
US6285910B1 (en) | 1997-04-21 | 2001-09-04 | Medtronic, Inc. | Medical electrical lead |
US5945753A (en) * | 1997-02-21 | 1999-08-31 | Canon Kabushiki Kaisha | Motor |
DE69830639T2 (de) | 1997-02-28 | 2006-05-11 | Sumitomo Electric Industries, Ltd. | Dynamische gasdrucklagervorrichtung und herstellungsverfahren davon |
US5890883A (en) | 1997-03-19 | 1999-04-06 | The Cleveland Clinic Foundation | Rotodynamic pump with non-circular hydrodynamic bearing journal |
US5964694A (en) | 1997-04-02 | 1999-10-12 | Guidant Corporation | Method and apparatus for cardiac blood flow assistance |
AUPO902797A0 (en) | 1997-09-05 | 1997-10-02 | Cortronix Pty Ltd | A rotary blood pump with hydrodynamically suspended impeller |
JPH10331841A (ja) | 1997-05-27 | 1998-12-15 | Sony Corp | 動圧流体軸受装置及び動圧流体軸受装置の製造方法 |
DE19726351A1 (de) | 1997-06-21 | 1999-01-14 | Wolfgang Dr Amrhein | Magnetgelagerter elektrischer Antrieb mit integriertem Wicklungssystem |
US6123725A (en) | 1997-07-11 | 2000-09-26 | A-Med Systems, Inc. | Single port cardiac support apparatus |
US6709418B1 (en) | 1997-07-11 | 2004-03-23 | A-Med Systems, Inc. | Apparatus and methods for entering cavities of the body |
US6532964B2 (en) | 1997-07-11 | 2003-03-18 | A-Med Systems, Inc. | Pulmonary and circulatory blood flow support devices and methods for heart surgery procedures |
US6123726A (en) | 1997-07-25 | 2000-09-26 | Seiko Epson Corporation | Portable drive system for artificial heart |
EP0899855B1 (de) | 1997-08-25 | 2006-03-08 | Levitronix LLC | Magnetgelagerte Rotationsanordnung |
EP0900572B1 (de) | 1997-09-04 | 2005-01-12 | Levitronix LLC | Zentrifugalpumpe |
JP3919896B2 (ja) | 1997-09-05 | 2007-05-30 | テルモ株式会社 | 遠心式液体ポンプ装置 |
US6250880B1 (en) | 1997-09-05 | 2001-06-26 | Ventrassist Pty. Ltd | Rotary pump with exclusively hydrodynamically suspended impeller |
ATE345825T1 (de) | 1997-10-02 | 2006-12-15 | Micromed Technology Inc | Steuermodul für implantierbares pumpsystem |
US6387037B1 (en) | 1997-10-09 | 2002-05-14 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
UA56262C2 (uk) | 1997-10-09 | 2003-05-15 | Орквіс Медікел Корпорейшн | Імплантовувана система підтримки серця |
US6610004B2 (en) | 1997-10-09 | 2003-08-26 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
US6422990B1 (en) | 1997-11-26 | 2002-07-23 | Vascor, Inc. | Blood pump flow rate control method and apparatus utilizing multiple sensors |
US5928131A (en) | 1997-11-26 | 1999-07-27 | Vascor, Inc. | Magnetically suspended fluid pump and control system |
US6293901B1 (en) | 1997-11-26 | 2001-09-25 | Vascor, Inc. | Magnetically suspended fluid pump and control system |
JPH11244377A (ja) | 1998-03-03 | 1999-09-14 | Terumo Corp | 遠心式血液ポンプ装置 |
DE29804046U1 (de) | 1998-03-07 | 1998-04-30 | Günther, Rolf W., Prof. Dr.med., 52074 Aachen | Perkutan implantierbare selbstentfaltbare Axialpumpe zur temporären Herzunterstützung |
US6176822B1 (en) | 1998-03-31 | 2001-01-23 | Impella Cardiotechnik Gmbh | Intracardiac blood pump |
US6086527A (en) | 1998-04-02 | 2000-07-11 | Scimed Life Systems, Inc. | System for treating congestive heart failure |
EP1073844B1 (en) * | 1998-04-22 | 2012-12-26 | University of Utah Research Foundation | Implantable centrifugal blood pump with hybrid magnetic bearings |
US6508777B1 (en) | 1998-05-08 | 2003-01-21 | Cardeon Corporation | Circulatory support system and method of use for isolated segmental perfusion |
DE19821307C1 (de) | 1998-05-13 | 1999-10-21 | Impella Cardiotech Gmbh | Intrakardiale Blutpumpe |
EP0971212B1 (de) | 1998-07-10 | 2011-04-20 | Levitronix LLC | Verfahren zur Bestimmung des Druckverlustes und des Durchflusses durch eine Pumpe |
US6042347A (en) | 1998-07-27 | 2000-03-28 | Scholl; Frank G. | Pedia-cadio pump |
US6135943A (en) | 1998-08-07 | 2000-10-24 | Cardiac Assist Technologies, Inc. | Non-invasive flow indicator for a rotary blood pump |
DE59915016D1 (de) | 1998-08-24 | 2009-06-18 | Levitronix Llc | Verfahren zum Bestimmen der radialen Position eines permanentmagnetischen Rotors und elektromagnetischer Drehantrieb |
DE59914570D1 (de) | 1998-08-24 | 2008-01-17 | Levitronix Llc | Sensoranordnung in einem elektromagnetischen Drehantrieb |
JP2945662B1 (ja) | 1998-09-16 | 1999-09-06 | コナミ株式会社 | ゲーム機およびその駆動装置 |
WO2000018448A2 (en) | 1998-09-30 | 2000-04-06 | A-Med Systems, Inc. | Method and apparatus for preventing air embolisms |
US6149683A (en) | 1998-10-05 | 2000-11-21 | Kriton Medical, Inc. | Power system for an implantable heart pump |
US6264635B1 (en) | 1998-12-03 | 2001-07-24 | Kriton Medical, Inc. | Active magnetic bearing system for blood pump |
AU2485100A (en) | 1998-12-23 | 2000-07-12 | A-Med Systems, Inc. | Left and right side heart support |
US6158984A (en) | 1998-12-28 | 2000-12-12 | Kriton Medical, Inc. | Rotary blood pump with ceramic members |
JP2000199520A (ja) | 1999-01-06 | 2000-07-18 | Konica Corp | 回転装置 |
US6749598B1 (en) | 1999-01-11 | 2004-06-15 | Flowmedica, Inc. | Apparatus and methods for treating congestive heart disease |
US7329236B2 (en) | 1999-01-11 | 2008-02-12 | Flowmedica, Inc. | Intra-aortic renal drug delivery catheter |
US7122019B1 (en) | 2000-11-28 | 2006-10-17 | Flowmedica Inc. | Intra-aortic renal drug delivery catheter |
US6123659A (en) | 1999-01-26 | 2000-09-26 | Nimbus Inc. | Blood pump with profiled outflow region |
US6245007B1 (en) | 1999-01-28 | 2001-06-12 | Terumo Cardiovascular Systems Corporation | Blood pump |
US6319231B1 (en) | 1999-02-12 | 2001-11-20 | Abiomed, Inc. | Medical connector |
EP1034808A1 (en) | 1999-03-09 | 2000-09-13 | Paul Frederik Gründeman | A device for transventricular mechanical circulatory support |
US6295877B1 (en) | 1999-03-30 | 2001-10-02 | A-Med Systems, Inc. | Pressure sensing cannula |
ATE259112T1 (de) | 1999-04-20 | 2004-02-15 | Forschungszentrum Juelich Gmbh | Rotoreinrichtung |
AUPP995999A0 (en) | 1999-04-23 | 1999-05-20 | University Of Technology, Sydney | Non-contact estimation and control system |
CA2370755C (en) | 1999-04-23 | 2009-11-24 | Peter Joseph Ayre | A rotary blood pump and control system therefor |
US6234772B1 (en) | 1999-04-28 | 2001-05-22 | Kriton Medical, Inc. | Rotary blood pump |
JP4043644B2 (ja) | 1999-05-06 | 2008-02-06 | 日本電産株式会社 | 動圧軸受装置の製造方法 |
US6146325A (en) | 1999-06-03 | 2000-11-14 | Arrow International, Inc. | Ventricular assist device |
EP1063753B1 (de) | 1999-06-22 | 2009-07-22 | Levitronix LLC | Elektrischer Drehantrieb mit einem magnetisch gelagerten Rotor |
US6190304B1 (en) | 1999-07-13 | 2001-02-20 | University Of North Texas Health Science Center At Fort Worth | Enhanced intra-aortic balloon assist device |
US6247892B1 (en) | 1999-07-26 | 2001-06-19 | Impsa International Inc. | Continuous flow rotary pump |
US7022100B1 (en) | 1999-09-03 | 2006-04-04 | A-Med Systems, Inc. | Guidable intravascular blood pump and related methods |
US6227820B1 (en) | 1999-10-05 | 2001-05-08 | Robert Jarvik | Axial force null position magnetic bearing and rotary blood pumps which use them |
DE29921352U1 (de) | 1999-12-04 | 2001-04-12 | Impella Cardiotechnik AG, 52074 Aachen | Intravasale Blutpumpe |
US20010039369A1 (en) | 1999-12-14 | 2001-11-08 | Terentiev Alexandre N. | Blood pump system |
DE60006926T2 (de) | 1999-12-27 | 2004-06-17 | Terumo K.K. | Flüssigkeitspumpe mit magnetisch aufgehängtem Laufrad |
DE19963662C2 (de) | 1999-12-29 | 2003-10-16 | Guido Brohlburg | Direkt beschiefertes Aufsparren Dämmsystem für Hausdächer |
US6439845B1 (en) | 2000-03-23 | 2002-08-27 | Kidney Replacement Services, P.C. | Blood pump |
DE60107401T2 (de) | 2000-03-27 | 2005-11-24 | The Cleveland Clinic Foundation, Cleveland | Chronisches leistungssteuerungssystem für rotodynamische blutpumpe |
JP2001309628A (ja) | 2000-04-19 | 2001-11-02 | Unisia Jecs Corp | モータポンプ |
US6547530B2 (en) | 2000-05-19 | 2003-04-15 | Ntn Corporation | Fluid pump apparatus |
US6320731B1 (en) | 2000-05-24 | 2001-11-20 | Electric Boat Corporation | Fault tolerant motor drive arrangement with independent phase connections and monitoring system |
US6589030B2 (en) | 2000-06-20 | 2003-07-08 | Ntn Corporation | Magnetically levitated pump apparatus |
US6458163B1 (en) | 2000-07-11 | 2002-10-01 | Prosthetic Design, Inc. | Coupling-socket adapter assembly for a prosthetic limb |
US6626644B2 (en) * | 2000-10-30 | 2003-09-30 | Ntn Corporation | Magnetically levitated pump and controlling circuit |
US7089059B1 (en) | 2000-11-03 | 2006-08-08 | Pless Benjamin D | Predicting susceptibility to neurological dysfunction based on measured neural electrophysiology |
ATE547986T1 (de) | 2000-11-16 | 2012-03-15 | Donald J Hill | Automatische nahtfadenhaltevorrichtung und betriebsverfahren |
DE10058669B4 (de) | 2000-11-25 | 2004-05-06 | Impella Cardiotechnik Ag | Mikromotor |
DE10059714C1 (de) | 2000-12-01 | 2002-05-08 | Impella Cardiotech Ag | Intravasale Pumpe |
DE10060275A1 (de) | 2000-12-05 | 2002-06-13 | Impella Cardiotech Ag | Verfahren zum Kalibrieren eines Drucksensors oder eines Flussensors an einer Rotationspumpe |
US20020095210A1 (en) | 2001-01-16 | 2002-07-18 | Finnegan Michael T. | Heart pump graft connector and system |
DE10108810A1 (de) | 2001-02-16 | 2002-08-29 | Berlin Heart Ag | Vorrichtung zur axialen Förderung von Flüssigkeiten |
US6547519B2 (en) | 2001-04-13 | 2003-04-15 | Hewlett Packard Development Company, L.P. | Blower impeller apparatus with pivotable blades |
DE10123138B4 (de) | 2001-04-30 | 2007-09-27 | Berlin Heart Ag | Verfahren zur Lageregelung eines permanentmagnetisch gelagerten rotierenden Bauteils |
US6517315B2 (en) | 2001-05-29 | 2003-02-11 | Hewlett-Packard Company | Enhanced performance fan with the use of winglets |
US20020188167A1 (en) | 2001-06-06 | 2002-12-12 | Anthony Viole | Multilumen catheter for minimizing limb ischemia |
US20030023302A1 (en) | 2001-07-26 | 2003-01-30 | Riyad Moe | Sewing cuff assembly for heart valves |
US6522093B1 (en) | 2001-08-16 | 2003-02-18 | Prolific Technology, Inc. | Method for driving a brushless DC motor |
AU2002331563A1 (en) | 2001-08-16 | 2003-03-03 | Apex Medical, Inc. | Physiological heart pump control |
TW561226B (en) | 2001-09-25 | 2003-11-11 | Matsushita Electric Ind Co Ltd | Ultra-thin pump and cooling system including the pump |
US6942672B2 (en) | 2001-10-23 | 2005-09-13 | Vascor, Inc. | Method and apparatus for attaching a conduit to the heart or a blood vessel |
US6692318B2 (en) | 2001-10-26 | 2004-02-17 | The Penn State Research Foundation | Mixed flow pump |
JP4060570B2 (ja) | 2001-11-02 | 2008-03-12 | テルモ株式会社 | 遠心式血液ポンプ |
US6641378B2 (en) | 2001-11-13 | 2003-11-04 | William D. Davis | Pump with electrodynamically supported impeller |
US20030144574A1 (en) | 2001-12-19 | 2003-07-31 | Heilman Marlin S. | Method and apparatus for providing limited back-flow in a blood pump during a non-pumping state |
ITTO20011222A1 (it) | 2001-12-27 | 2003-06-27 | Gambro Lundia Ab | Apparecchiatura per il controllo di flusso sanguigno in un circuito-extracorporeo di sangue. |
WO2003057280A2 (en) | 2002-01-07 | 2003-07-17 | Micromed Technology, Inc. | Method and system for physiologic control of an implantable blood pump |
US7396327B2 (en) | 2002-01-07 | 2008-07-08 | Micromed Technology, Inc. | Blood pump system and method of operation |
US7175588B2 (en) | 2002-01-08 | 2007-02-13 | Micromed Technology, Inc. | Method and system for detecting ventricular collapse |
JP3996775B2 (ja) | 2002-01-09 | 2007-10-24 | テルモ株式会社 | 遠心式液体ポンプ装置 |
US6716157B2 (en) | 2002-02-28 | 2004-04-06 | Michael P. Goldowsky | Magnetic suspension blood pump |
US6991595B2 (en) | 2002-04-19 | 2006-01-31 | Thoratec Corporation | Adaptive speed control for blood pump |
US6884210B2 (en) | 2002-06-12 | 2005-04-26 | Miwatec Incorporated | Blood pump |
US20040024285A1 (en) | 2002-06-21 | 2004-02-05 | Helmut Muckter | Blood pump with impeller |
US6997896B2 (en) | 2002-06-24 | 2006-02-14 | Karl Storz Gmbh & Co. Kg | Apparatus for irrigating a body cavity with a liquid |
DE50206570D1 (de) | 2002-06-24 | 2006-06-01 | Storz Endoskop Prod Gmbh | Vorrichtung zum Spülen eines Körperhohlraumes mit einer Flüssigkeit |
US6732501B2 (en) | 2002-06-26 | 2004-05-11 | Heartware, Inc. | Ventricular connector |
US7241257B1 (en) | 2002-06-28 | 2007-07-10 | Abbott Cardiovascular Systems, Inc. | Devices and methods to perform minimally invasive surgeries |
US6949188B2 (en) | 2002-07-15 | 2005-09-27 | Geyer's Manufacturing & Design, Inc. | Filter assembly having improved sealing features |
US7959674B2 (en) | 2002-07-16 | 2011-06-14 | Medtronic, Inc. | Suture locking assembly and method of use |
US7172625B2 (en) | 2002-07-16 | 2007-02-06 | Medtronic, Inc. | Suturing rings for implantable heart valve prostheses |
US7578843B2 (en) | 2002-07-16 | 2009-08-25 | Medtronic, Inc. | Heart valve prosthesis |
US6949066B2 (en) | 2002-08-21 | 2005-09-27 | World Heart Corporation | Rotary blood pump diagnostics and cardiac output controller |
US7284956B2 (en) | 2002-09-10 | 2007-10-23 | Miwatec Co., Ltd. | Methods and apparatus for controlling a continuous flow rotary blood pump |
US6817836B2 (en) | 2002-09-10 | 2004-11-16 | Miwatec Incorporated | Methods and apparatus for controlling a continuous flow rotary blood pump |
AU2002951685A0 (en) | 2002-09-30 | 2002-10-17 | Ventrassist Pty Ltd | Physiological demand responsive control system |
JP4041376B2 (ja) | 2002-09-30 | 2008-01-30 | テルモ株式会社 | 血液ポンプ装置 |
US6860713B2 (en) | 2002-11-27 | 2005-03-01 | Nidec Corporation | Fan with collapsible blades, redundant fan system, and related method |
EP1430919A1 (en) | 2002-12-17 | 2004-06-23 | Terumo Kabushiki Kaisha | Centrifugal blood pump apparatus |
JP4456857B2 (ja) | 2002-12-17 | 2010-04-28 | テルモ株式会社 | 遠心式血液ポンプ装置 |
US7090401B2 (en) | 2003-01-21 | 2006-08-15 | Seagate Technology Llc | Grooving pattern for grooved fluid bearing |
US7088073B2 (en) | 2003-01-24 | 2006-08-08 | Toshiba Internationl Corporation | Inverter drive system |
US7048681B2 (en) | 2003-03-28 | 2006-05-23 | Terumo Corporation | Method and apparatus for adjusting a length of the inflow conduit on a ventricular assist device |
JP2004332566A (ja) | 2003-04-30 | 2004-11-25 | Yamada Seisakusho Co Ltd | マグネットポンプ |
AU2003902255A0 (en) | 2003-05-09 | 2003-05-29 | Queensland University Of Technology | Motor |
JP2004346925A (ja) | 2003-05-20 | 2004-12-09 | Yoshio Yano | 非接触ポンプの回転部分の非接触を確実にする装置 |
US6950029B2 (en) | 2003-06-24 | 2005-09-27 | Delphi Technologies, Inc. | Airflow blockage detection apparatus for a permanent split-capacitor single-phase fan motor |
US7128538B2 (en) | 2003-07-07 | 2006-10-31 | Terumo Corporation | Centrifugal fluid pump apparatus |
WO2005011087A1 (en) | 2003-07-24 | 2005-02-03 | Tesma International Inc. | Electric fluid pump |
JP2005094955A (ja) | 2003-09-18 | 2005-04-07 | Toyota Central Res & Dev Lab Inc | アキシャル型永久磁石モータ |
US7416525B2 (en) | 2003-09-18 | 2008-08-26 | Myrakelle, Llc | Rotary blood pump |
WO2005034312A2 (en) | 2003-10-02 | 2005-04-14 | Foster-Miller, Inc. | Rotary pump with electromagnetic lcr bearing |
US6949908B2 (en) | 2003-10-06 | 2005-09-27 | Wavecrest Laboratories, Llc | Fault-tolerant electric motor control system |
JP4767488B2 (ja) | 2003-10-23 | 2011-09-07 | Ntn株式会社 | 磁気浮上型ポンプ |
DE502004011787D1 (de) | 2003-11-12 | 2010-11-25 | Brose Fahrzeugteile | Ansteuerung eines elektromotors mit kontinuierlicher einstellung des kommutierungswinkels |
DE10355651B4 (de) | 2003-11-28 | 2011-06-01 | Minebea Co., Ltd. | Verfahren zur Optimierung des Wirkungsgrades eines unter Last betriebenen Motors |
JP2005245138A (ja) | 2004-02-27 | 2005-09-08 | Japan Servo Co Ltd | モータ |
EP1578003A1 (de) * | 2004-03-08 | 2005-09-21 | Siemens Aktiengesellschaft | Elektrische Maschine mit einer Vorrichtung zur Verschaltung von Leitungen des Wicklungssystems |
DE102004019721A1 (de) | 2004-03-18 | 2005-10-06 | Medos Medizintechnik Ag | Pumpe |
EP1598087B1 (en) | 2004-03-24 | 2010-02-03 | Terumo Kabushiki Kaisha | blood pump with hydrodynamic bearing |
JP4340178B2 (ja) | 2004-03-24 | 2009-10-07 | テルモ株式会社 | 遠心式血液ポンプ装置 |
US7160243B2 (en) | 2004-03-25 | 2007-01-09 | Terumo Corporation | Method and system for controlling blood pump flow |
JP4233475B2 (ja) | 2004-03-25 | 2009-03-04 | テルモ株式会社 | 遠心式血液ポンプ装置 |
JP4340183B2 (ja) | 2004-03-31 | 2009-10-07 | テルモ株式会社 | 遠心式血液ポンプ装置 |
US8133034B2 (en) | 2004-04-09 | 2012-03-13 | Regal Beloit Epc Inc. | Controller for a motor and a method of controlling the motor |
US7172551B2 (en) | 2004-04-12 | 2007-02-06 | Scimed Life Systems, Inc. | Cyclical pressure coronary assist pump |
JP2006002937A (ja) | 2004-05-20 | 2006-01-05 | Minebea Co Ltd | 流体動圧軸受装置およびその製造方法、スピンドルモータ、および記録ディスク駆動装置 |
US7601115B2 (en) | 2004-05-24 | 2009-10-13 | Neuronetics, Inc. | Seizure therapy method and apparatus |
JP2006070476A (ja) | 2004-08-31 | 2006-03-16 | Asahi Glass Matex Co Ltd | 駅舎屋根用部材 |
KR100600758B1 (ko) | 2004-09-15 | 2006-07-19 | 엘지전자 주식회사 | 모터의 스테이터 및 그 제조방법 |
US7393181B2 (en) | 2004-09-17 | 2008-07-01 | The Penn State Research Foundation | Expandable impeller pump |
US7448805B2 (en) | 2004-11-02 | 2008-11-11 | Matsushita Electric Industrial Co., Ltd. | Thrust dynamic pressure bearing, spindle motor using thereof, and information recording/reproducing device using the spindle motor |
US8419609B2 (en) | 2005-10-05 | 2013-04-16 | Heartware Inc. | Impeller for a rotary ventricular assist device |
US7972122B2 (en) | 2005-04-29 | 2011-07-05 | Heartware, Inc. | Multiple rotor, wide blade, axial flow pump |
US7699586B2 (en) | 2004-12-03 | 2010-04-20 | Heartware, Inc. | Wide blade, axial flow pump |
JP4759261B2 (ja) | 2004-12-16 | 2011-08-31 | テルモ株式会社 | 遠心式血液ポンプ装置 |
JP2006245455A (ja) | 2005-03-07 | 2006-09-14 | Ricoh Co Ltd | 可変インダクタ |
JP2006254619A (ja) | 2005-03-11 | 2006-09-21 | Daikin Ind Ltd | コアと、電機子、モータ及び圧縮機並びにそれらの製造方法 |
DE102005017546A1 (de) | 2005-04-16 | 2006-10-19 | Impella Cardiosystems Gmbh | Verfahren zur Steuerung einer Blutpumpe |
AU2006255059A1 (en) | 2005-06-06 | 2006-12-14 | Foster-Miller, Inc. | Blood pump |
JP2007002885A (ja) | 2005-06-22 | 2007-01-11 | Aisin Takaoka Ltd | 差動装置 |
JP4758166B2 (ja) | 2005-08-03 | 2011-08-24 | アスモ株式会社 | モータ及びウォータポンプ |
US8657875B2 (en) | 2005-09-26 | 2014-02-25 | Abiomed, Inc. | Method and apparatus for pumping blood |
JP4472612B2 (ja) | 2005-09-30 | 2010-06-02 | テルモ株式会社 | 遠心式血液ポンプ装置 |
JP4472610B2 (ja) | 2005-09-30 | 2010-06-02 | テルモ株式会社 | 遠心式血液ポンプ装置 |
US8226811B2 (en) | 2005-11-02 | 2012-07-24 | May-Ruben Technologies, Inc. | High impedance system for generating electric fields and method of use |
US20070142923A1 (en) | 2005-11-04 | 2007-06-21 | Ayre Peter J | Control systems for rotary blood pumps |
US9744279B2 (en) | 2005-12-08 | 2017-08-29 | Heartware, Inc. | Implant connector |
CN101371041B (zh) | 2006-01-13 | 2013-07-31 | 哈特威尔公司 | 旋转式血泵 |
US8672611B2 (en) | 2006-01-13 | 2014-03-18 | Heartware, Inc. | Stabilizing drive for contactless rotary blood pump impeller |
JP5068951B2 (ja) | 2006-02-08 | 2012-11-07 | 本田技研工業株式会社 | モータ用ロータの製造方法および製造装置 |
US20070213690A1 (en) | 2006-03-08 | 2007-09-13 | Nickolas Phillips | Blood conduit connector |
JP2007247489A (ja) | 2006-03-15 | 2007-09-27 | Asmo Co Ltd | 電動ポンプ |
EP1997433B1 (en) | 2006-03-22 | 2013-05-15 | Panasonic Corporation | Laser perforation device and laser perforation method |
EP1997434B1 (en) | 2006-03-22 | 2013-05-15 | Panasonic Corporation | Blood inspection device |
WO2007108515A1 (ja) | 2006-03-22 | 2007-09-27 | Matsushita Electric Industrial Co., Ltd. | 血液検査装置 |
KR101058728B1 (ko) | 2006-03-22 | 2011-08-22 | 파나소닉 주식회사 | 혈액 검사 장치 및 그 제어 방법 |
CN102380135A (zh) | 2006-03-23 | 2012-03-21 | 宾州研究基金会 | 带有可膨胀叶轮泵的心脏辅助装置 |
AU2007201127B2 (en) | 2006-03-23 | 2012-02-09 | Thoratec Corporation | System For Preventing Diastolic Heart Failure |
AU2007233078B2 (en) | 2006-03-31 | 2011-11-24 | Thoratec Corporation | Rotary blood pump |
EP1847281A1 (en) | 2006-04-20 | 2007-10-24 | Ventrassist Pty Ltd | System and method of controlling a rotary blood pump |
US7850594B2 (en) | 2006-05-09 | 2010-12-14 | Thoratec Corporation | Pulsatile control system for a rotary blood pump |
JP4264906B2 (ja) | 2006-06-22 | 2009-05-20 | 株式会社日立製作所 | 誘導電動機駆動装置 |
JP4898319B2 (ja) | 2006-06-23 | 2012-03-14 | テルモ株式会社 | 血液ポンプ装置 |
JP2008011611A (ja) | 2006-06-28 | 2008-01-17 | Victor Co Of Japan Ltd | モータ |
US7963905B2 (en) | 2006-10-11 | 2011-06-21 | Thoratec Corporation | Control system for a blood pump |
JP5217145B2 (ja) | 2006-10-12 | 2013-06-19 | ダイキン工業株式会社 | 界磁子及び電機子用磁心並びに電機子及びモータ |
JP2008104278A (ja) | 2006-10-18 | 2008-05-01 | Honda Motor Co Ltd | モータ |
JP4787726B2 (ja) | 2006-11-28 | 2011-10-05 | テルモ株式会社 | センサレス磁気軸受型血液ポンプ装置 |
JP4962033B2 (ja) | 2007-02-06 | 2012-06-27 | ダイキン工業株式会社 | アキシャルギャップ型モータ |
JP4333751B2 (ja) | 2007-02-15 | 2009-09-16 | 株式会社デンソー | ブラシレスモータの駆動装置 |
DE102007008860B4 (de) | 2007-02-23 | 2013-10-31 | Minebea Co., Ltd. | Fluiddynamisches Lager mit Druck erzeugenden Oberflächenstrukturen |
JP5442598B2 (ja) | 2007-04-30 | 2014-03-12 | ハートウェア、インコーポレイテッド | 遠心回転血液ポンプ |
JP4959424B2 (ja) | 2007-05-31 | 2012-06-20 | 勇 青谷 | ポンプ装置 |
JP2008301634A (ja) | 2007-05-31 | 2008-12-11 | Nidec Sankyo Corp | モータ |
ES2565182T3 (es) | 2007-06-06 | 2016-04-01 | Worldheart Corporation | VAD implantable con cable percutáneo reemplazable |
JP4707696B2 (ja) | 2007-06-26 | 2011-06-22 | 本田技研工業株式会社 | アキシャルギャップ型モータ |
EP2020246A1 (en) | 2007-08-03 | 2009-02-04 | Berlin Heart GmbH | Control of rotary blood pump with selectable therapeutic options |
US9044535B2 (en) | 2007-08-07 | 2015-06-02 | Terumo Cardiovascular Systems Corp. | Extracorporeal blood pump with disposable pump head portion having magnetically levitated impeller |
DE102007043575A1 (de) | 2007-09-13 | 2009-03-26 | Minebea Co., Ltd. | Fluiddynamische Lagerstruktur und fluiddynamisches Lager |
KR101576447B1 (ko) | 2007-10-29 | 2015-12-10 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 단결정 반도체층의 형성 방법, 결정성 반도체층의 형성 방법, 다결정층의 형성 방법, 및 반도체 장치 제작 방법 |
US7942805B2 (en) | 2007-12-27 | 2011-05-17 | Heartware, Inc. | VAD connector plug |
JP5250755B2 (ja) | 2008-03-25 | 2013-07-31 | 株式会社サンメディカル技術研究所 | 補助人工心臓ポンプ駆動装置及び補助人工心臓システム |
US8157447B2 (en) | 2008-04-13 | 2012-04-17 | Seagate Technology Llc | Groove configuration for a fluid dynamic bearing |
JP5250866B2 (ja) | 2008-06-11 | 2013-07-31 | 株式会社サンメディカル技術研究所 | 人工心臓制御装置及び人工心臓システム |
WO2009157408A1 (ja) | 2008-06-23 | 2009-12-30 | テルモ株式会社 | 血液ポンプ装置 |
JP5347171B2 (ja) | 2008-12-11 | 2013-11-20 | ソラテック コーポレーション | 遠心式ポンプ装置 |
US9067005B2 (en) | 2008-12-08 | 2015-06-30 | Thoratec Corporation | Centrifugal pump apparatus |
JP5577503B2 (ja) | 2008-12-08 | 2014-08-27 | ソーラテック コーポレイション | 遠心式ポンプ装置 |
US8449444B2 (en) | 2009-02-27 | 2013-05-28 | Thoratec Corporation | Blood flow meter |
JP5378010B2 (ja) | 2009-03-05 | 2013-12-25 | ソラテック コーポレーション | 遠心式ポンプ装置 |
JP5378012B2 (ja) | 2009-03-06 | 2013-12-25 | ソラテック コーポレーション | 遠心式ポンプ装置 |
US8770945B2 (en) | 2009-03-06 | 2014-07-08 | Thoratec Corporation | Centrifugal pump apparatus |
CN101841291B (zh) | 2009-03-20 | 2012-08-22 | 中山大洋电机股份有限公司 | 一种直流无刷电机控制方法 |
US8167593B2 (en) | 2009-04-16 | 2012-05-01 | The Board Of Regents Of The University Of Texas System | System and method for pump with deformable bearing surface |
US9782527B2 (en) | 2009-05-27 | 2017-10-10 | Tc1 Llc | Monitoring of redundant conductors |
WO2011003043A1 (en) | 2009-07-01 | 2011-01-06 | The Penn State Research Foundation | Blood pump with expandable cannula |
US20110118829A1 (en) | 2009-11-15 | 2011-05-19 | Thoratec Corporation | Attachment device and method |
US9682180B2 (en) | 2009-11-15 | 2017-06-20 | Thoratec Corporation | Attachment system, device and method |
US20110118833A1 (en) | 2009-11-15 | 2011-05-19 | Thoratec Corporation | Attachment device and method |
EP2525870B1 (en) | 2010-01-19 | 2019-03-13 | Heartware, Inc. | Physiologically responsive vad |
JP5443197B2 (ja) | 2010-02-16 | 2014-03-19 | ソラテック コーポレーション | 遠心式ポンプ装置 |
EP2542274B1 (en) | 2010-03-05 | 2014-11-19 | Minnetronix Inc. | Portable controller and power source for mechanical circulation support systems |
WO2011118325A1 (ja) | 2010-03-26 | 2011-09-29 | テルモ株式会社 | 遠心式血液ポンプ装置 |
JP5681403B2 (ja) | 2010-07-12 | 2015-03-11 | ソーラテック コーポレイション | 遠心式ポンプ装置 |
WO2012012552A1 (en) | 2010-07-22 | 2012-01-26 | Thoratec Corporation | Controlling implanted blood pumps |
JP5577506B2 (ja) | 2010-09-14 | 2014-08-27 | ソーラテック コーポレイション | 遠心式ポンプ装置 |
EP2618863B1 (en) | 2010-09-24 | 2016-11-09 | Thoratec Corporation | Generating artificial pulse |
CA2811604A1 (en) | 2010-09-24 | 2012-03-29 | Thoratec Corporation | Control of circulatory assist systems |
WO2012047550A1 (en) | 2010-10-07 | 2012-04-12 | Everheart Systems, Inc. | Cardiac support systems and methods for chronic use |
WO2012051454A2 (en) | 2010-10-13 | 2012-04-19 | Thoratec Corporation | Pumping blood |
CN103260666B (zh) | 2010-12-09 | 2016-08-17 | 海德威公司 | 可植入血泵用控制器和电源 |
US9492601B2 (en) | 2011-01-21 | 2016-11-15 | Heartware, Inc. | Suction detection on an axial blood pump using BEMF data |
EP2665499A4 (en) | 2011-01-21 | 2017-06-07 | Heartware, Inc. | Flow estimation in a blood pump |
JP2012200285A (ja) | 2011-03-23 | 2012-10-22 | Toshiba Corp | 画像処理装置、x線ct装置、及び画像処理方法 |
JP5969979B2 (ja) | 2011-03-28 | 2016-08-17 | ソーラテック コーポレイション | 回転駆動装置およびそれを用いた遠心式ポンプ装置 |
US8535212B2 (en) | 2011-03-30 | 2013-09-17 | Jarvik Robert | Centrifugal blood pumps with reverse flow washout |
EP2723416B1 (en) | 2011-06-27 | 2019-07-31 | Heartware, Inc. | Flow estimation in a blood pump |
WO2013009881A2 (en) | 2011-07-11 | 2013-01-17 | Vascor, Inc. | Transcutaneous power transmission and communication for implanted heart assist and other devices |
CA2845086C (en) | 2011-08-17 | 2023-02-14 | Novita Therapeutics, Llc | Blood pump systems and methods |
US8613739B2 (en) | 2011-12-16 | 2013-12-24 | Baxter International Inc. | Medical tubing connection assembly |
US8579790B2 (en) | 2012-01-05 | 2013-11-12 | Thoratec Corporation | Apical ring for ventricular assist device |
US8882744B2 (en) | 2012-02-27 | 2014-11-11 | Thoratec Corporation | Quick-connect outflow tube for ventricular assist device |
US10368782B2 (en) | 2012-06-09 | 2019-08-06 | Ondine Tech Inc. | Electro-medical system for neuro-muscular paralysis assessment |
WO2014036410A1 (en) | 2012-08-31 | 2014-03-06 | Thoratec Corporation | Start-up algorithm for an implantable blood pump |
EP2890420B1 (en) | 2012-08-31 | 2018-08-29 | Tc1 Llc | Instability detection algorithm for an implantable blood pump |
WO2014062827A1 (en) | 2012-10-16 | 2014-04-24 | Spence Paul A | Devices, systems, and methods for facilitating flow from the heart to a blood pump |
WO2014085806A1 (en) | 2012-11-30 | 2014-06-05 | The Penn State Research Foundation | Smart tip lvad inlet cannula |
US8968174B2 (en) | 2013-01-16 | 2015-03-03 | Thoratec Corporation | Motor fault monitor for implantable blood pump |
WO2014116671A1 (en) | 2013-01-23 | 2014-07-31 | Thoratec Corporation | Cable system for implantable blood pump with accidental disconnection prevention |
US8652024B1 (en) | 2013-01-23 | 2014-02-18 | Thoratec Corporation | Sterilizable cable system for implantable blood pump |
US9371826B2 (en) | 2013-01-24 | 2016-06-21 | Thoratec Corporation | Impeller position compensation using field oriented control |
US9556873B2 (en) | 2013-02-27 | 2017-01-31 | Tc1 Llc | Startup sequence for centrifugal pump with levitated impeller |
DE102013102030B3 (de) | 2013-03-01 | 2014-07-03 | Netzsch Pumpen & Systeme Gmbh | Schraubenspindelpumpe |
US20140275721A1 (en) | 2013-03-14 | 2014-09-18 | Thoratec Corporation | Centrifugal Blood Pump With Partitioned Implantable Device |
US9919088B2 (en) | 2013-03-14 | 2018-03-20 | Yale University | Implantable heart pump controller |
US8882477B2 (en) | 2013-03-14 | 2014-11-11 | Circulite, Inc. | Magnetically levitated and driven blood pump and method for using the same |
US20140309481A1 (en) | 2013-04-11 | 2014-10-16 | Thoratec Corporation | Rotary pump with levitated impeller having thrust bearing for improved startup |
US10052420B2 (en) | 2013-04-30 | 2018-08-21 | Tc1 Llc | Heart beat identification and pump speed synchronization |
US9713663B2 (en) | 2013-04-30 | 2017-07-25 | Tc1 Llc | Cardiac pump with speed adapted for ventricle unloading |
US9795726B2 (en) | 2014-06-18 | 2017-10-24 | Heartware, Inc. | Methods and devices for identifying suction events |
US20160058930A1 (en) | 2014-08-26 | 2016-03-03 | Thoratec Corporation | Blood pump and method of suction detection |
US9623161B2 (en) | 2014-08-26 | 2017-04-18 | Tc1 Llc | Blood pump and method of suction detection |
WO2016130846A1 (en) | 2015-02-11 | 2016-08-18 | Thoratec Corporation | Heart beat identification and pump speed synchronization |
WO2016130944A1 (en) | 2015-02-12 | 2016-08-18 | Thoratec Corporation | System and method for controlling the position of a levitated rotor |
US10371152B2 (en) | 2015-02-12 | 2019-08-06 | Tc1 Llc | Alternating pump gaps |
US10245361B2 (en) | 2015-02-13 | 2019-04-02 | Tc1 Llc | Impeller suspension mechanism for heart pump |
-
2012
- 2012-03-12 JP JP2013507344A patent/JP5969979B2/ja not_active Expired - Fee Related
- 2012-03-12 EP EP12764433.4A patent/EP2693609B1/en not_active Not-in-force
- 2012-03-12 WO PCT/JP2012/056244 patent/WO2012132850A1/ja active Application Filing
-
2013
- 2013-09-24 US US14/034,730 patent/US9850906B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004166401A (ja) * | 2002-11-13 | 2004-06-10 | Matsushita Electric Ind Co Ltd | Dcブラシレスモータ及びそれを備えたdcポンプ |
WO2011013483A1 (ja) * | 2009-07-29 | 2011-02-03 | Ntn株式会社 | 回転駆動装置およびそれを用いた遠心式ポンプ装置 |
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WO2012132850A1 (ja) | 2012-10-04 |
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US20140030122A1 (en) | 2014-01-30 |
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US9850906B2 (en) | 2017-12-26 |
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