JP6655071B2 - 無線で電力が供給されるインプラントと体外の外部デバイスの間で通信するためのアンテナ設計 - Google Patents
無線で電力が供給されるインプラントと体外の外部デバイスの間で通信するためのアンテナ設計 Download PDFInfo
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
-
- 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
- A61N1/37211—Means for communicating with stimulators
- A61N1/37217—Means for communicating with stimulators characterised by the communication link, e.g. acoustic or tactile
- A61N1/37223—Circuits for electromagnetic coupling
- A61N1/37229—Shape or location of the implanted or external antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/273—Adaptation for carrying or wearing by persons or animals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/526—Electromagnetic shields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
- H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/20—The network being internal to a load
- H02J2310/23—The load being a medical device, a medical implant, or a life supporting device
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Veterinary Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Near-Field Transmission Systems (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- External Artificial Organs (AREA)
Description
本発明は、「Antenna Designs for Communication Between a Wirelessly Powered Implant to an External Device Outside the Body」というタイトルで、2014年9月22日に提出された米国仮特許出願第62/053,663号の利益を主張し、その全体が参照により本明細書に組み込まれる。
(参照による組み込み)
無線電力送信システム
結合係数及び相互インダクタンスの評価
Claims (19)
- 差動送信ラインと、
前記差動送信ラインに結合され、RFエネルギーを放射して無線情報を送受信するように構成された複数の導電素子と、
隣接する導電素子の間に位置決めされ、アンテナが磁場に曝される際、前記複数の導電素子における電流の誘発を阻止するまたは抑制するように構成された複数のギャップとを備える、無線電力システムにおいて使用するためのアンテナ。 - 前記複数の導電素子が、第1の電気経路と、第2の電気経路を提供するように配置される、請求項1に記載のアンテナ。
- 前記第1の電気経路が前記アンテナの内側トレースを含み、前記第2の電気経路が前記アンテナの外側トレースを含む、請求項2に記載のアンテナ。
- 前記第1の電気経路が第1の共振周波数に調整され、前記第2の電気経路が第2の共振周波数に調整される、請求項3に記載のアンテナ。
- TETシステムにおいて使用するための無線受信機であって、
機密式の内部筐体と、
前記内部筐体の中に配置されたエネルギー源と、
前記筐体内に配置され、前記TET受信機の作動を制御するように構成された制御装置と、
前記内部筐体の周りに配置され、前記内部筐体に到達する磁束の量を低下させるように構成された低周波数フェライト筐体と、
前記フェライト筐体の周りに巻き付けられ、外部の電力送信機から無線エネルギーを受信するように構成された少なくとも1つのワイヤコイルと、
アンテナ本体と、
前記アンテナ本体上に配置された複数の導電素子と、
前記複数の導電素子を前記制御装置に電気的に接続し、前記複数の導電素子にRFエネルギーを出力することで無線情報を送受信するように構成された差動送信ラインと、
隣接する導電素子の間に位置決めされ、前記アンテナが磁場に曝される際、前記複数の導電素子における電流の誘発を阻止するまたは抑制するように構成された複数のギャップとを備える無線受信機。 - 前記複数の導電素子が第1の電気経路と、第2の電気経路を提供するように配置される、請求項5に記載の無線受信機。
- 前記第1の電気経路が前記アンテナの内側トレースを含み、前記第2の電気経路が前記アンテナの外側トレースを含む、請求項6に記載の無線受信機。
- 前記第1の電気経路が第1の共振周波数に調整され、前記第2の電気経路が第2の共振周波数に調整される、請求項7に記載の無線受信機。
- 前記複数の導電素子と前記低周波数フェライト材料の間に位置決めされた高周波数フェライト材料をさらに備える、請求項5に記載の無線受信機。
- 電気要素を包囲するための金属で形成された筐体と、
前記筐体の外側面に配置された低周波数フェライト層と、
請求項1に記載のアンテナであるアンテナ本体であって、前記低周波数フェライト層の上に配置された、該アンテナ本体とを備え、
前記複数の導電素子は、前記アンテナ本体上に配置されたアンテナ金属を構成する、外部デバイスと通信するための植え込み式のアンテナ組立体。 - 前記アンテナ金属が、金属ストリップで形成された共振構造体である、請求項10に記載のアンテナ組立体。
- 前記金属ストリップが対称な領域を有する特定のパターンで形成される、請求項11に記載のアンテナ組立体。
- 前記低周波数フェライト層と前記アンテナ本体の間に配置された高周波数フェライト層をさらに備える、請求項10に記載のアンテナ組立体。
- 前記筐体内から前記アンテナ金属まで延びる導電ウェルをさらに備える、請求項10に記載のアンテナ組立体。
- 前記筐体内から前記アンテナ金属まで延びるフィードスルーピンをさらに備える、請求項10に記載のアンテナ組立体。
- 導電ウェルが、セラミックの中に形成されたフィードスルーピンを備える、請求項15に記載のアンテナ組立体。
- 高周波数フェライト層を前記筐体から隔てる隙間層をさらに備える、請求項10に記載のアンテナ組立体。
- 前記アンテナ組立体がグラウンド面を含まない、請求項10に記載のアンテナ組立体。
- 通信アンテナであって、
差動送信ラインと、
前記差動送信ラインに結合され、RFエネルギーを放射して無線情報を送受信するように構成された複数の導電素子と、
隣接する導電素子の間に位置決めされ、前記アンテナが磁場に曝される際、前記複数の導電素子における電流の誘発を阻止するまたは抑制するように構成された複数のギャップとを備える通信アンテナ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462053663P | 2014-09-22 | 2014-09-22 | |
US62/053,663 | 2014-09-22 | ||
PCT/US2015/051474 WO2016049039A1 (en) | 2014-09-22 | 2015-09-22 | Antenna designs for communication between a wirelessly powered implant to an external device outside the body |
Publications (2)
Publication Number | Publication Date |
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JP2017531390A JP2017531390A (ja) | 2017-10-19 |
JP6655071B2 true JP6655071B2 (ja) | 2020-02-26 |
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JP2017515765A Active JP6655071B2 (ja) | 2014-09-22 | 2015-09-22 | 無線で電力が供給されるインプラントと体外の外部デバイスの間で通信するためのアンテナ設計 |
Country Status (4)
Country | Link |
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US (2) | US10186760B2 (ja) |
EP (3) | EP4213298A1 (ja) |
JP (1) | JP6655071B2 (ja) |
WO (1) | WO2016049039A1 (ja) |
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WO2018226991A1 (en) | 2017-06-07 | 2018-12-13 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
CN107275773B (zh) * | 2017-06-16 | 2023-06-16 | 南京信息工程大学 | 一种适用于mics频段的宽频带的小型化植入天线 |
CN111556763B (zh) | 2017-11-13 | 2023-09-01 | 施菲姆德控股有限责任公司 | 血管内流体运动装置、*** |
DE102018201030A1 (de) | 2018-01-24 | 2019-07-25 | Kardion Gmbh | Magnetkuppelelement mit magnetischer Lagerungsfunktion |
EP4085965A1 (en) | 2018-02-01 | 2022-11-09 | Shifamed Holdings, LLC | Intravascular blood pumps and methods of use and manufacture |
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