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RU2000126319A - RECEIVING RADIO FREQUENCY COIL FOR MAGNETIC RESONANT TOMOGRAPHY OF THE ANKLE - Google Patents

RECEIVING RADIO FREQUENCY COIL FOR MAGNETIC RESONANT TOMOGRAPHY OF THE ANKLE

Info

Publication number
RU2000126319A
RU2000126319A RU2000126319/14A RU2000126319A RU2000126319A RU 2000126319 A RU2000126319 A RU 2000126319A RU 2000126319/14 A RU2000126319/14 A RU 2000126319/14A RU 2000126319 A RU2000126319 A RU 2000126319A RU 2000126319 A RU2000126319 A RU 2000126319A
Authority
RU
Russia
Prior art keywords
coil
parallel
ankle
receiving radio
tuning
Prior art date
Application number
RU2000126319/14A
Other languages
Russian (ru)
Other versions
RU2192165C1 (en
Inventor
Александр Леонидович Коткин
Вячеслав Владимирович Лыков
Original Assignee
Архангельский Вячеслав Алексеевич
Filing date
Publication date
Application filed by Архангельский Вячеслав Алексеевич filed Critical Архангельский Вячеслав Алексеевич
Priority to RU2000126319A priority Critical patent/RU2192165C1/en
Priority claimed from RU2000126319A external-priority patent/RU2192165C1/en
Application granted granted Critical
Publication of RU2192165C1 publication Critical patent/RU2192165C1/en
Publication of RU2000126319A publication Critical patent/RU2000126319A/en

Links

Claims (3)

1. Приемная радиочастотная катушка для магнитно-резонансной томографии голеностопа, содержащая обмотку из группы проводников, равномерно разделенных промежутками, расположенных параллельно один другому, электрически соединенных в параллель и размещенных на пустотелом каркасе, который на своем конце имеет эллиптическое сечение, и устройство для ее электрического подключения к МР-томографу, отличающаяся тем, что пустотелый каркас имеет форму сапога, открытого в области пятки и задней части голени, причем каждый проводник группы в области стопы каркаса намотан в виде М-витковой спирали, которая в области пятки каркаса непрерывно переходит в N-витковую седлообразную форму, а устройство для электрического подключения обмотки к МР-томографу выполнено в виде блока согласования и развязки.1. A receiving radio-frequency coil for magnetic resonance imaging of the ankle, containing a winding of a group of conductors evenly spaced, parallel to one another, electrically connected in parallel and placed on a hollow frame that has an elliptical cross section at its end, and a device for its electric connection to an MRI scanner, characterized in that the hollow frame has the shape of a boot open in the heel and back of the lower leg, with each conductor group in the region and foot skeleton is wound in the form M of coil-helix in which the carcass continuously moves in the heel N-vitkovoy saddle shape, and a device for the electrical connection to the coil of the MRI apparatus is designed as a block matching and decoupling. 2. Катушка по п.1, отличающаяся тем, что в качестве проводника обмотки катушки используется лента из медной фольги шириной до 20 мм и толщиной до 0,1 мм.2. The coil according to claim 1, characterized in that a copper foil tape up to 20 mm wide and up to 0.1 mm thick is used as a conductor of the coil winding. 3. Катушка по п.1, отличающаяся тем, что блок согласования и развязки включает в себя основной и подстроечный конденсаторы точной настройки на рабочую частоту томографа, первый и второй диоды и индуктивность, причем цепь последовательно соединенных индуктивности и встречно-параллельно включенных диодов подключена параллельно подстроечному конденсатору, первая обкладка которого соединена с первой обкладкой основного конденсатора и является первым входом блока настройки и развязки, второй вход которого соединен со вторыми обкладками конденсаторов.3. The coil according to claim 1, characterized in that the matching and decoupling unit includes the main and tuning capacitors for fine tuning to the operating frequency of the tomograph, the first and second diodes and inductance, the circuit of series-connected inductances and counter-parallel connected diodes connected in parallel a tuning capacitor, the first lining of which is connected to the first lining of the main capacitor and is the first input of the tuner and isolation unit, the second input of which is connected to the second plates of nensatorov.
RU2000126319A 2000-10-19 2000-10-19 Receiving radio frequency coil for performing magnetic resonance examination of the talocrural articulation RU2192165C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2000126319A RU2192165C1 (en) 2000-10-19 2000-10-19 Receiving radio frequency coil for performing magnetic resonance examination of the talocrural articulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2000126319A RU2192165C1 (en) 2000-10-19 2000-10-19 Receiving radio frequency coil for performing magnetic resonance examination of the talocrural articulation

Publications (2)

Publication Number Publication Date
RU2192165C1 RU2192165C1 (en) 2002-11-10
RU2000126319A true RU2000126319A (en) 2003-08-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2000126319A RU2192165C1 (en) 2000-10-19 2000-10-19 Receiving radio frequency coil for performing magnetic resonance examination of the talocrural articulation

Country Status (1)

Country Link
RU (1) RU2192165C1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2400135C1 (en) * 2009-06-04 2010-09-27 Общество с ограниченной ответственностью "С.П.ГЕЛПИК" Magnetic resonance tomograph for ectremity examination
EP2270529A1 (en) * 2009-07-03 2011-01-05 Koninklijke Philips Electronics N.V. Detunable RF reception antenna device
RU2417746C1 (en) * 2010-02-01 2011-05-10 Общество с ограниченной ответственностью "С.П.ГЕЛПИК" Radio-frequency transmitter-receiver to magnetic resonance scanner for orthopaedic magnetic tomograph
EP2859372A1 (en) 2012-06-07 2015-04-15 Koninklijke Philips N.V. Non-invasive prostate coil for mr systems with vertical main field

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5361764A (en) * 1993-07-09 1994-11-08 Grumman Aerospace Corporation Magnetic resonance imaging foot coil assembly
US5543710A (en) * 1994-02-22 1996-08-06 Board Of Regents Of Univ. Of Ne NMR conformal solenoidal coil

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