CA1236880A - Antenne radiofrequence pour appareil a resonance magnetique nucleaire - Google Patents

Antenne radiofrequence pour appareil a resonance magnetique nucleaire

Info

Publication number: CA1236880A
Authority: CA; Canada
Prior art keywords: coil; nuclear magnetic; resonator; radio frequency; magnetic resonance
Prior art date: 1984-08-16
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000547675A

Other languages

English (en)

Inventor

George J. Misic

Aarne Lillo

John L. Patrick

G. Neil Holland

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Philips Nuclear Medicine Inc

Original Assignee

Picker International Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1984-08-16

Filing date

1987-09-23

Publication date

1988-05-17

1984-08-16 Priority claimed from US06/641,570 external-priority patent/US4634980A/en

1987-09-23 Application filed by Picker International Inc filed Critical Picker International Inc

1987-09-23 Priority to CA000547675A priority Critical patent/CA1236880A/fr

1988-05-17 Application granted granted Critical

1988-05-17 Publication of CA1236880A publication Critical patent/CA1236880A/fr

Status Expired legal-status Critical Current

Links

238000005481 NMR spectroscopy Methods 0.000 title abstract description 6
230000008878 coupling Effects 0.000 claims 1
238000010168 coupling process Methods 0.000 claims 1
238000005859 coupling reaction Methods 0.000 claims 1
239000004020 conductor Substances 0.000 abstract description 15
239000011888 foil Substances 0.000 abstract description 12
239000003990 capacitor Substances 0.000 abstract description 8
239000000758 substrate Substances 0.000 abstract description 4
230000003094 perturbing effect Effects 0.000 abstract 1
230000010363 phase shift Effects 0.000 abstract 1
210000003128 head Anatomy 0.000 description 13
238000003384 imaging method Methods 0.000 description 12
239000000523 sample Substances 0.000 description 11
238000000034 method Methods 0.000 description 7
230000005540 biological transmission Effects 0.000 description 3
238000009826 distribution Methods 0.000 description 3
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
235000009434 Actinidia chinensis Nutrition 0.000 description 1
244000298697 Actinidia deliciosa Species 0.000 description 1
235000009436 Actinidia deliciosa Nutrition 0.000 description 1
240000006890 Erythroxylum coca Species 0.000 description 1
241000282320 Panthera leo Species 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
235000015107 ale Nutrition 0.000 description 1
239000000956 alloy Substances 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
150000001450 anions Chemical class 0.000 description 1
210000000436 anus Anatomy 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
235000008957 cocaer Nutrition 0.000 description 1
ZPUCINDJVBIVPJ-LJISPDSOSA-N cocaine Chemical compound O([C@H]1C[C@@H]2CC[C@@H](N2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 ZPUCINDJVBIVPJ-LJISPDSOSA-N 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
239000011889 copper foil Substances 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000003111 delayed effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
238000001514 detection method Methods 0.000 description 1
238000002059 diagnostic imaging Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
210000001785 incus Anatomy 0.000 description 1
230000005415 magnetization Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000003607 modifier Substances 0.000 description 1
238000013421 nuclear magnetic resonance imaging Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000003325 tomography Methods 0.000 description 1

Landscapes

Magnetic Resonance Imaging Apparatus (AREA)

CA000547675A 1984-08-16 1987-09-23 Antenne radiofrequence pour appareil a resonance magnetique nucleaire Expired CA1236880A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000547675A CA1236880A (fr)	1984-08-16	1987-09-23	Antenne radiofrequence pour appareil a resonance magnetique nucleaire

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US641,570		1984-08-16
US06/641,570 US4634980A (en)	1984-08-16	1984-08-16	Nuclear magnetic resonance radio frequency antenna
CA000482454A CA1230922A (fr)	1984-08-16	1985-05-27	Antenne radiofrequence pour appareil a resonance magnetique nucleaire
CA000547675A CA1236880A (fr)	1984-08-16	1987-09-23	Antenne radiofrequence pour appareil a resonance magnetique nucleaire

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000482454A Division CA1230922A (fr)	1984-08-16	1985-05-27	Antenne radiofrequence pour appareil a resonance magnetique nucleaire

Publications (1)

Publication Number	Publication Date
CA1236880A true CA1236880A (fr)	1988-05-17

Family

ID=25670691

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000547675A Expired CA1236880A (fr)	1984-08-16	1987-09-23	Antenne radiofrequence pour appareil a resonance magnetique nucleaire

Country Status (1)

Country	Link
CA (1)	CA1236880A (fr)

1987
- 1987-09-23 CA CA000547675A patent/CA1236880A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
US4634980A (en)	1987-01-06	Nuclear magnetic resonance radio frequency antenna
US6633161B1 (en)	2003-10-14	RF coil for imaging system
US4594566A (en)	1986-06-10	High frequency rf coil for NMR device
US7023209B2 (en)	2006-04-04	Method and apparatus for magnetic resonance imaging and spectroscopy using microstrip transmission line coils
EP0257782A2 (fr)	1988-03-02	Appareil de résonance magnétique
US4746866A (en)	1988-05-24	High-frequency coil system for a magnetic resonance imaging apparatus
JP3205385B2 (ja)	2001-09-04	核磁気共鳴断層撮影装置
US6054858A (en)	2000-04-25	Method to automatically tune MRI RF coils
US7088104B2 (en)	2006-08-08	MRI tunable antenna and system
US9671478B2 (en)	2017-06-06	Antenna and antenna arrangement for magnetic resonance applications
JP4004964B2 (ja)	2007-11-07	Ｍｒ装置用の送信及び受信コイル
US4725779A (en)	1988-02-16	NMR local coil with improved decoupling
US4707664A (en)	1987-11-17	QD MRI RE coil using non-homogeneous and non-uniform RF field distribution
EP0412749B1 (fr)	1996-04-17	Sondes de résonance magnétique
WO2003044552A2 (fr)	2003-05-30	Piege a cable rf multicanal destine a un appareil de resonance magnetique
JPH0118737B2 (fr)	1989-04-07
US5317266A (en)	1994-05-31	Local antenna with homogeneous sensitivity for a nuclear magnetic resonance imaging apparatus
US4736161A (en)	1988-04-05	High frequency antenna for a nuclear magnetic resonance measuring apparatus
US5107217A (en)	1992-04-21	Radio frequency antenna for a nuclear magnetic resonance tomography apparatus
US4797617A (en)	1989-01-10	Nuclear magnetic resonance radio frequency antenna
JP2663403B2 (ja)	1997-10-15	電磁アンテナ、ならびに該電磁アンテナを備えた、核磁気共鳴（ｎｍｒ）装置のための励磁アンテナ
US20030016109A1 (en)	2003-01-23	MR apparatus provided with an open magnet system and a quadrature coil system
US4841248A (en)	1989-06-20	Transverse field limited localized coil for magnetic resonance imaging
CA1236880A (fr)	1988-05-17	Antenne radiofrequence pour appareil a resonance magnetique nucleaire
US4731584A (en)	1988-03-15	Magnetic resonance probe for operation at frequencies above self resonance

Legal Events

Date	Code	Title	Description
2005-05-27	MKEX	Expiry