DK2425794T3 - Elektromagnetfelt-applikatoranordning med integrerede feltsensorer til implicit korrektion af gensidig kobling og mistilpasning - Google Patents
Elektromagnetfelt-applikatoranordning med integrerede feltsensorer til implicit korrektion af gensidig kobling og mistilpasning Download PDFInfo
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- DK2425794T3 DK2425794T3 DK11180243.5T DK11180243T DK2425794T3 DK 2425794 T3 DK2425794 T3 DK 2425794T3 DK 11180243 T DK11180243 T DK 11180243T DK 2425794 T3 DK2425794 T3 DK 2425794T3
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/0016—Energy applicators arranged in a two- or three dimensional array
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00827—Current
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00869—Phase
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00892—Voltage
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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
- A61N1/40—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
- A61N1/403—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals for thermotherapy, e.g. hyperthermia
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Otolaryngology (AREA)
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Claims (15)
1. System til fremstilling af en forudbestemt elektromagnetisk feltfordeling i et defineret volumen eller område, omfattende en multi-kanalradiofrekvens eller mikrobølgeenergikilde (18), en gruppe (19) af elektromagnetfelt-genererende elementer (26) forbundet til multi-kanalradiofrekvensen eller mikrobølgekilden (18), og en tilbagemeldingsregulator (27) til styring af radiofrekvensen eller mikrobølgekilden (18) for at opnå det ønskede elektromagnetiske felt frembragt af hver af elementerne (26) sådan at overlejringen af felterne frembragt at de elektromagnetfelt-genererende elementer (26) frembringer den forudbestemte elektromagnetiske feltfordeling i det definerede volumen, tilbagemeldingen til regulatoren (27) er amplituden og fase af det elektromagnetiske felt genereret af hver af de genererende elementer, hvor strømsensorer eller elektriske-, magnetiske- eller elektromagnetiske feltsensorer (4) er integreret med hvert elektromagnetfelt-genererende element (26) til direkte bestemmelse af elementexcitationen og dermed indirekte amplituden og fasen af det elektromagnetiske felt genereret af hver af de genererende elementer (26), systemet yderligere omfattende en flerhed af måleanordninger (20), hver måleanordning (20) er indbyrdes forbundet med mindst en respektiv sensor (4) og således integreret med et forbundet genererende element (26) der har den mindst ene respektive sensor (4) integreret deri, til at bestemme og outputte amplituden og fasen af signalet fra den mindst ene respektive sensor (4) og dermed det elektromagnetiske felt frembragt af det forbundne element (26).
2. System ifølge krav 1, i hvilket de elektromagnetfelt-genererende elementer (26) er leder- eller slids- (26) baserede antenneelementer eller spoler.
3. System ifølge krav 1 eller krav 2, i hvilket multi-kanalradiofrekvens-energikilden (18) er forsynet med styreorgan til individuel styring af amplituder og faser (8) til at frembringe individuelt styrede radiofrekvensoutput (11).
4. System ifølge et hvilket som helst af kravene 1 til 3, hvor hvert elektromagnetiske felt-genererende elementer (26) er forsynet med en tilførselsport (3) til hvilken radiofrekvensoutput (11) af multi-kanalradiofrekvens-energikilden (18) tilføres, og med de integrerede sensorer (4) til måling af fasen og amplituden af strøm der løber i et metallisk element eller felt i et slids-baseret element (2), der er analogen af strømmen i et metalelement, sensorernes energioutput er et elektrisk signal der er et mål for strømmen eller feltet.
5. System ifølge krav 2 eller 4, i hvilket de elektromagnetisk felt-genererende elementer (26) er anbragt i en gruppe (19) konfiguration sådan at hvert element (26) kan exciteres af radiofrekvensenergioutputtet (11) fra den ene kanal af multi-kanalradiofrekvens-energikilden (18) og sådan at det elektriske signal fra de integrerede sensorer (4) af de felt-genererende elementer (26) er proportionale med radiofrekvensstrømmen eller proportionale med et felt i tilfælde af slidsbaserede elementer (26)
6. System ifølge krav 5, i hvilket de integrerede sensorer (4) tilvejebringer en direkte indikation af den relative amplitude og fase af det elektromagnetiske felt frembragt af det respektive elektromagnetfelt-genererende element (26) i tilstedeværelse af gensidig kobling mellem elementer for at levere styring af de påførte felter i tilstedeværelse af gensidig kobling.
7. System ifølge et hvilket som helst af de foregående krav, hvor måleanordningen (20) er en In-phase/Quadrature (IQ) demodulator (14) eller vektorvoltmeter, hvorved multiplikation af de målte signaler med en kalibreringsfaktor tilvejebringer kvantificering af det elektromagnetiske felt frembragt af hvert individuelle elektromagnetfelt-genererende element (26).
8. System ifølge et hvilket som helst af kravene 1 til 7, hvor hvert elektromagnetfelt-genererende element (26) er integreret med en kanal af den forbundne måleanordning (20) til at danne et integreret modul sådan at hvert modul er forsynet med en individuel identitet eller serienummer sådan at kalibreringsdata problemfrit kan tildeles til hvert elektromagnetfelt-genererende element, integrerede moduler kan udveksles for at muliggøre hurtig reparation og/eller servicering, og hvor den individuelle identitet tilvejebringer automatisk detektion af forskellig hardware og tildeling af kalibreringsdata.
9. System ifølge et hvilket som helst af kravene 2, 4, 5 eller 6, i hvilket tilbagemeldingsregulatoren (27) muliggør justering af amplituden og fasen (8) af hver individuelle kanal af multikanalradiofrekvens-energikilden (18) sådan at det elektromagnetfelt-udsendende element (26) strømme eller felter i tilfælde af slids-baserede elementer følt af sensorerne (4) og målt af måleanordningen (20) er de ønskede strømme eller felter.
10. System ifølge et hvilket som helst af kravene 1 til 9, tilpasset til at fokusere radiofrekvensenergien i et eller flere dielektriske objekter eller en eller flere områder af det ene eller flere dielektriske objekter, med henblik på at excitere atomer, molekyler eller cellestrukturer eller til at forhøje temperaturen inde i det ene eller flere objekter eller et eller flere områder inde i det dielektriske objekt eller objekter.
11. System ifølge krav 9, i hvilket regulatoren (27) er konfigureret til at korrigere for gensidig kobling mellem og mistilpasning af de elektromagnetfelt-genererende elementer uden eksplicit kendskab til, og kalkulation beregnet på, den gensidige kobling og mistilpasning.
12. System ifølge krav 11, konfigureret til at korrigere for ændringer i gensidig kobling og mistilpasning på grund af tilstedeværelsen af dielektriske eller metalliske objekter, specielt en patient, vandbolus (25), eller støttestrukturer, eller på grund af ændringer i positionen af disse objekter der anvender det elektriske signal fra de integrerede sensorer (4) af de felt-genererende elementer (26) er proportional med den totale radiofrekvensexcitationsstrøm i hvert element (26) herunder gensidig koblede og reflektionsexciteringer.
13. System ifølge krav 12, konfigureret til at bestemme gensidig kobling og mistilpasning, beskrevet i termerne afen koblingsmatrix, af den gruppe (19) af elektromagnetfelt-genererende elementer (26) direkte ved excitation (11) af hvert elektromagnetfelt-genererende element (26) efter tur af en enkelt kanal af multikanalradiofrekvens-energikilden (18) og under anvendelse af strømme eller felter målt af alle måleanordningerne (20) fra alle de integrerede sensorer (4) til bestemmelse af koblingsmatriksen.
14. System ifølge krav 13, konfigureret til anvendelse af koblingsmatriksen for at beregne de indledende amplituder og faser af radiofrekvensoutputtene (11) af multikanalradiofrekvens-energikilden (18) og strømmene eller felterne målt af måleanordningerne (20) fra strøm- eller feltsensorerne (4) integreret med de elektromagnetisk felt-genererende elementer (26) og til anvendelse af tilbagemeldingsregulatoren (27) til at finindstille systemet til at frembringe de ønskede strømme eller felter i de elektromagnetisk felt-genererende elementer (26).
15. System ifølge et hvilket som helst af kravene 1 til 14, i hvilket hvert radiofrekvensoutput (11) fra multikanalradiofrekvens-energikilden (18) er forbindbar til en hvilken som helst af de individuelle elektromagnetisk feltgenererende elementer (26), og som er konfigureret til at anvende den integrerede strøm- eller feltsensor (4) til bestemmelse af hvilket radiofrekvensoutput (11) af multi-kanalradiofrekvens-energikilden (18) er forbundet til hvilket elektromagnetfelt-genererende element og definerende den korrekte afbildning mellem output (11) og element (26).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH01439/10A CH704177A2 (de) | 2010-09-06 | 2010-09-06 | Gruppenantennenstruktur zur Erzeugung spezifischer elektromagnetischer Feldverteilungen mit integrierten Sonden zur impliziten Korrektur von gegenseitiger Verkopplung und Fehlanpassung. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2425794T3 true DK2425794T3 (da) | 2015-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK11180243.5T DK2425794T3 (da) | 2010-09-06 | 2011-09-06 | Elektromagnetfelt-applikatoranordning med integrerede feltsensorer til implicit korrektion af gensidig kobling og mistilpasning |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US9763734B2 (da) |
| EP (1) | EP2425794B1 (da) |
| JP (1) | JP5925780B2 (da) |
| CN (1) | CN103200894B (da) |
| CA (1) | CA2808670A1 (da) |
| CH (1) | CH704177A2 (da) |
| DK (1) | DK2425794T3 (da) |
| ES (1) | ES2552159T3 (da) |
| PL (1) | PL2425794T3 (da) |
| PT (1) | PT2425794E (da) |
| WO (1) | WO2012032053A1 (da) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US10232188B2 (en) | 2011-11-04 | 2019-03-19 | Thermofield Inc. | Single cable apparatus and method for hyperthermic treatments |
| US9669231B1 (en) * | 2011-11-04 | 2017-06-06 | Parmenides, Inc. | Apparatus and method for hyperthermic treatments |
| US11759650B2 (en) | 2013-03-11 | 2023-09-19 | NeuroEM Therapeutics, Inc. | Immunoregulation, brain detoxification, and cognitive protection by electromagnetic treatment |
| US11911629B2 (en) | 2013-03-11 | 2024-02-27 | NeurEM Therapeutics, Inc. | Treatment of primary and metastatic brain cancers by transcranial electromagnetic treatment |
| US11813472B2 (en) | 2013-03-11 | 2023-11-14 | NeuroEM Therapeutics, Inc. | Systems for sensing proper emitter array placement |
| US12318624B2 (en) | 2013-03-11 | 2025-06-03 | NeuroEM Therapeutics, Inc. | Brain immunoregulation through transcranial electromagnetic treatment |
| US11752356B2 (en) * | 2013-03-11 | 2023-09-12 | NeuroEM Therapeutics, Inc. | Systems for controlling power to differently loaded antenna arrays |
| CN103646126A (zh) * | 2013-11-01 | 2014-03-19 | 南京信息工程大学 | 微带阵列聚焦天线的设计方法及微带阵列聚焦天线 |
| US11794028B2 (en) | 2014-03-11 | 2023-10-24 | NeuroEM Therapeutics, Inc. | Transcranial electromagnetic treatment |
| EP3131327B1 (en) * | 2014-05-05 | 2018-07-11 | Huawei Technologies Co., Ltd. | Rcu and rf port matching electric tilt antenna, base station and method |
| CN103990228B (zh) * | 2014-05-15 | 2016-02-17 | 哈尔滨易奥秘科技发展有限公司 | 一种可聚焦电磁场的多电极双频谱射频肿瘤热疗仪 |
| KR101676192B1 (ko) * | 2015-10-02 | 2016-11-15 | (의료)길의료재단 | 자기공명영상장치용 다채널 rf 코일 어레이 |
| WO2017184582A1 (en) * | 2016-04-18 | 2017-10-26 | Alps South Europe, S.R.O. | Induction heater and dispenser |
| CN111939479A (zh) * | 2020-08-20 | 2020-11-17 | 哈尔滨乔然科技有限公司 | 一种相控阵热疗机及其控制方法 |
| CN113456213B (zh) * | 2021-08-13 | 2022-08-02 | 卡本(深圳)医疗器械有限公司 | 一种基于人工智能的射频消融参数优化和信息合成方法及系统 |
| CN119770862B (zh) * | 2024-12-11 | 2025-09-19 | 上海科技大学 | 磁共振引导的聚焦微波脑肿瘤热消融系统与聚焦调整方法 |
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2010
- 2010-09-06 CH CH01439/10A patent/CH704177A2/de not_active Application Discontinuation
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2011
- 2011-09-06 DK DK11180243.5T patent/DK2425794T3/da active
- 2011-09-06 CA CA2808670A patent/CA2808670A1/en not_active Abandoned
- 2011-09-06 PT PT111802435T patent/PT2425794E/pt unknown
- 2011-09-06 PL PL11180243T patent/PL2425794T3/pl unknown
- 2011-09-06 EP EP11180243.5A patent/EP2425794B1/en active Active
- 2011-09-06 US US13/261,600 patent/US9763734B2/en active Active
- 2011-09-06 ES ES11180243.5T patent/ES2552159T3/es active Active
- 2011-09-06 CN CN201180053379.7A patent/CN103200894B/zh active Active
- 2011-09-06 JP JP2013526511A patent/JP5925780B2/ja active Active
- 2011-09-06 WO PCT/EP2011/065402 patent/WO2012032053A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| PT2425794E (pt) | 2015-12-24 |
| PL2425794T3 (pl) | 2016-07-29 |
| EP2425794B1 (en) | 2015-09-02 |
| CN103200894A (zh) | 2013-07-10 |
| JP2013538612A (ja) | 2013-10-17 |
| CN103200894B (zh) | 2017-06-13 |
| CH704177A2 (de) | 2012-05-31 |
| CA2808670A1 (en) | 2012-03-15 |
| US9763734B2 (en) | 2017-09-19 |
| EP2425794A1 (en) | 2012-03-07 |
| US20130237742A1 (en) | 2013-09-12 |
| WO2012032053A1 (en) | 2012-03-15 |
| ES2552159T3 (es) | 2015-11-26 |
| JP5925780B2 (ja) | 2016-05-25 |
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