{"id":332,"date":"2008-06-27T10:12:32","date_gmt":"2008-06-27T06:42:32","guid":{"rendered":"http:\/\/bioemm.com\/wp\/?p=332"},"modified":"2021-01-09T22:19:11","modified_gmt":"2021-01-09T18:49:11","slug":"mri-8","status":"publish","type":"post","link":"https:\/\/aghaeifar.ir\/?p=332","title":{"rendered":"\u0627\u0646\u0648\u0627\u0639 \u0622\u0647\u0646\u0631\u0628\u0627 \u062f\u0631 MRI"},"content":{"rendered":"<p align=\"justify\"><font size=\"3\"><font color=\"#003366\"><strong>\u062f\u0633\u062a\u06af\u0627\u0647\u0647\u0627\u06cc MRI<\/strong><\/font><img decoding=\"async\" src=\"http:\/\/prin.ir\/photo\/10\/mri\/mri3.jpg\" border=\"0\" hspace=\"10\" vspace=\"10\" align=\"left\" \/><br \/>\u00a0<strong>\u0627\u0646\u0648\u0627\u0639 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627\u06cc \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 MRI<br \/><\/strong>\u062f\u0631 \u0633\u06cc\u0633\u062a\u0645\u0647\u0627\u06cc MRI \u0628\u0631\u0627\u06cc \u0627\u0639\u0645\u0627\u0644 \u0645\u06cc\u062f\u0627\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u062e\u0627\u0631\u062c\u06cc\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a\u00a0 \u0627\u0646\u0648\u0627\u0639 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627\u06cc \u0632\u06cc\u0631\u060c \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0642\u0631\u0627\u0631 \u06af\u06cc\u0631\u062f:<br \/>\u06f1- \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u062f\u0627\u0626\u0645\u06cc Permanent Magnet<br \/>\u06f2- \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc Resistive Magnet<br \/>\u06f3- \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0627\u0628\u0631 \u0631\u0633\u0627\u0646\u0627 Superconductive Magnet<br \/>\u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 MRI\u060c \u0645\u06cc\u062f\u0627\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc \u062e\u0627\u0631\u062c\u06cc \u0628\u0627\u06cc\u062f \u062f\u0627\u0631\u0627\u06cc \u062e\u0648\u0627\u0635 \u0632\u06cc\u0631 \u0628\u0627\u0634\u062f:<br \/>\u0627\u0644\u0641- \u06cc\u06a9\u0646\u0648\u0627\u062e\u062a \u0628\u0648\u062f\u0646 \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 ( Field Uniformity )\u00a0 \u062f\u0631 \u0645\u0646\u0637\u0642\u0647 \u0645\u0648\u0631\u062f \u0646\u0638\u0631 <br \/>\u0628- \u062b\u0627\u0628\u062a \u0628\u0648\u062f\u0646 \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 ( Field Stablity )\u00a0 \u062f\u0631 \u0645\u062f\u062a \u0632\u0645\u0627\u0646 \u0622\u0632\u0645\u0627\u06cc\u0634<br \/>\u062c- \u0628\u0627\u0644\u0627 \u0628\u0648\u062f\u0646 \u0646\u0633\u0628\u062a \u0633\u06cc\u06af\u0646\u0627\u0644 \u0628\u0647 \u0646\u0648\u06cc\u0632 SNR\u00a0\u00a0 ( Signal to Noise Ratio )<br \/>\u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u0647\u0627\u06cc \u062f\u0627\u0626\u0645\u06cc\u00a0 ( Permanet Magnets )<br \/>\u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u0627\u0632 \u0622\u0647\u0646\u0631\u0628\u0627\u06cc \u0637\u0628\u06cc\u0639\u06cc \u0633\u0627\u062e\u062a\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f\u060c\u0642\u062f\u0631\u062a \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc \u0622\u0646\u0647\u0627 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0627\u0632 \u06f0\u06f5\/\u06f0 \u062a\u0627 \u06f5\/\u06f0 \u062a\u0633\u0644\u0627\u00a0 \u0645\u06cc \u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9\u0646\u0648\u0627\u062e\u062a\u06cc \u0645\u06cc\u062f\u0627\u0646 ( Field Uniformity ) \u067e\u0627\u06cc\u06cc\u0646 \u0648 \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 \u062b\u0627\u0628\u062a \u062f\u0631 \u0637\u0648\u0644 \u0632\u0645\u0627\u0646 \u0622\u0632\u0645\u0627\u06cc\u0634 ( Field Stability ) \u0645\u06cc \u0628\u0627\u0634\u0646\u062f.<\/font><\/p>\n<p align=\"justify\"><font size=\"3\"><font color=\"#003399\"><strong>\u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627\u06cc \u0645\u0642\u0627\u0648\u0645\u062a\u06cc\u00a0 ( Resistive Magnets )<\/strong><\/font><br \/>\u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u0628\u0631\u0627\u0633\u0627\u0633 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062e\u0627\u0635\u06cc\u062a \u0627\u0644\u0642\u0627\u0621 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc \u062d\u0627\u0635\u0644 \u0627\u0632 \u0639\u0628\u0648\u0631 \u06cc\u06a9 \u062c\u0631\u06cc\u0627\u0646 \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9\u06cc \u0627\u0632 \u06cc\u06a9 \u0633\u06cc\u0645 \u067e\u06cc\u0686\u060c \u0633\u0627\u062e\u062a\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f. \u06cc\u06a9\u0646\u0648\u0627\u062e\u062a\u06cc \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u062e\u0648\u0628 \u0648 \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u0622\u0646 \u0645\u062a\u0648\u0633\u0637 \u0627\u0633\u062a.<br \/>\u0627\u0632 \u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u0647\u0627 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u062a\u0647\u0627\u06cc \u0628\u06cc\u0646 \u06f0\u06f4\/\u06f0 \u062a\u0627 \u06f5\/\u06f0 \u062a\u0633\u0644\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.<\/font><\/p>\n<p> <font size=\"3\"><img decoding=\"async\" src=\"http:\/\/prin.ir\/photo\/10\/mri\/mri_2.jpg\" border=\"0\" hspace=\"0\" align=\"left\" \/><br \/><font color=\"#003399\"><strong>\u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u0647\u0627\u06cc \u0627\u0628\u0631 \u0631\u0633\u0627\u0646\u0627 ( Superconductive Magnets )<\/strong><\/font><br \/>\u0633\u06cc\u0645 \u067e\u06cc\u0686 \u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u0627\u0632 \u0645\u0648\u0627\u062f \u0627\u0628\u0631\u0631\u0633\u0627\u0646\u0627\u00a0 ( Superconductive) \u0633\u0627\u062e\u062a\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a. \u0644\u0630\u0627 \u0628\u062f\u0644\u06cc\u0644 \u0645\u0642\u0627\u0648\u0645\u062a \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9\u06cc \u062e\u06cc\u0644\u06cc \u06a9\u0645\u060c \u06af\u0631\u0645\u0627\u06cc \u0646\u0627\u0686\u06cc\u0632\u06cc \u062f\u0631 \u0622\u0646\u0647\u0627 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u0634\u0648\u062f.<br \/>\u0628\u0627 \u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0645\u06cc\u062f\u0627\u0646\u0647\u0627 \u0642\u0648\u06cc ( \u062a\u0627 \u06f2 \u062a\u0633\u0644\u0627 \u06cc\u0627 \u0628\u06cc\u0634\u062a\u0631 ) \u062a\u0648\u0644\u06cc\u062f \u0646\u0645\u0648\u062f.<br \/>\u06cc\u06a9\u0646\u0648\u0627\u062e\u062a\u06cc \u0648 \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc \u062a\u0648\u0644\u06cc\u062f \u0634\u062f\u0647 \u062e\u06cc\u0644\u06cc \u062e\u0648\u0628 \u0627\u0633\u062a. <br \/>\u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u062e\u0627\u0635\u06cc\u062a \u0627\u0628\u0631\u0631\u0633\u0627\u0646\u0627\u06cc\u06cc\u060c \u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u0631\u0627 \u062f\u0631 \u062f\u0631\u062c\u0647 \u062d\u0631\u0627\u0631\u062a \u0647\u0644\u06cc\u0648\u0645 \u0645\u0627\u06cc\u0639 ( \u06f2\/\u06f4 \u062f\u0631\u062c\u0647 \u06a9\u0644\u0648\u06cc\u0646 ) \u0647\u0645\u0631\u0627\u0647 \u0628\u0627 \u0646\u06cc\u062a\u0631\u0648\u0698\u0646 \u0645\u0627\u06cc\u0639 ( \u06f7\u06f7 \u062f\u0631\u062c\u0647 \u06a9\u0644\u0648\u06cc\u0646 ) \u0642\u0631\u0627\u0631 \u0645\u06cc \u062f\u0647\u0646\u062f.<br \/>\u062f\u0631 \u0627\u062b\u0631 \u0627\u0641\u0632\u0627\u06cc\u0634 \u062f\u0631\u062c\u0647 \u062d\u0631\u0627\u0631\u062a\u060c \u062e\u0627\u0635\u06cc\u062a \u0627\u0628\u0631 \u0631\u0633\u0627\u0646\u0627\u06cc\u06cc \u0633\u06cc\u0633\u062a\u0645 \u06a9\u0627\u0647\u0634 \u0645\u06cc \u06cc\u0627\u0628\u062f. \u0627\u06cc\u0646 \u067e\u062f\u06cc\u062f\u0647 \u0631\u0627 Quench\u00a0 \u06af\u0648\u06cc\u0646\u062f.<\/font><\/p>\n<p>\u0645\u0646\u0628\u0639:prin.ir\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u062f\u0633\u062a\u06af\u0627\u0647\u0647\u0627\u06cc MRI\u00a0\u0627\u0646\u0648\u0627\u0639 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627\u06cc \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 MRI\u062f\u0631 \u0633\u06cc\u0633\u062a\u0645\u0647\u0627\u06cc MRI \u0628\u0631\u0627\u06cc \u0627\u0639\u0645\u0627\u0644 \u0645\u06cc\u062f\u0627\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u062e\u0627\u0631\u062c\u06cc\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a\u00a0 \u0627\u0646\u0648\u0627\u0639 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627\u06cc \u0632\u06cc\u0631\u060c \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0642\u0631\u0627\u0631 \u06af\u06cc\u0631\u062f:\u06f1- \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u062f\u0627\u0626\u0645\u06cc Permanent Magnet\u06f2- \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0645\u0642\u0627\u0648\u0645\u062a\u06cc Resistive Magnet\u06f3- \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0627\u0628\u0631 \u0631\u0633\u0627\u0646\u0627 Superconductive Magnet\u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 MRI\u060c \u0645\u06cc\u062f\u0627\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc \u062e\u0627\u0631\u062c\u06cc \u0628\u0627\u06cc\u062f \u062f\u0627\u0631\u0627\u06cc \u062e\u0648\u0627\u0635 \u0632\u06cc\u0631 \u0628\u0627\u0634\u062f:\u0627\u0644\u0641- \u06cc\u06a9\u0646\u0648\u0627\u062e\u062a \u0628\u0648\u062f\u0646 \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 ( Field Uniformity )\u00a0 \u062f\u0631 \u0645\u0646\u0637\u0642\u0647 \u0645\u0648\u0631\u062f \u0646\u0638\u0631 \u0628- \u062b\u0627\u0628\u062a \u0628\u0648\u062f\u0646 \u0634\u062f\u062a \u0645\u06cc\u062f\u0627\u0646 ( Field Stablity )\u00a0 \u062f\u0631 \u0645\u062f\u062a \u0632\u0645\u0627\u0646 \u0622\u0632\u0645\u0627\u06cc\u0634\u062c- \u0628\u0627\u0644\u0627 \u0628\u0648\u062f\u0646 \u0646\u0633\u0628\u062a \u0633\u06cc\u06af\u0646\u0627\u0644 \u0628\u0647 \u0646\u0648\u06cc\u0632 SNR\u00a0\u00a0 ( Signal to Noise Ratio )\u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u0647\u0627\u06cc \u062f\u0627\u0626\u0645\u06cc\u00a0 ( Permanet Magnets )\u0627\u06cc\u0646 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633 \u0647\u0627 \u0627\u0632 \u0622\u0647\u0646\u0631\u0628\u0627\u06cc \u0637\u0628\u06cc\u0639\u06cc \u0633\u0627\u062e\u062a\u0647 \u0634\u062f\u0647 \u0627\u0646\u062f\u060c\u0642\u062f\u0631\u062a&#46;&#46;&#46;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_cloudinary_featured_overwrite":false},"categories":[175],"tags":[],"_links":{"self":[{"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=\/wp\/v2\/posts\/332"}],"collection":[{"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=332"}],"version-history":[{"count":1,"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=\/wp\/v2\/posts\/332\/revisions"}],"predecessor-version":[{"id":1451,"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=\/wp\/v2\/posts\/332\/revisions\/1451"}],"wp:attachment":[{"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aghaeifar.ir\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}