{"id":363,"date":"2026-10-12T16:31:16","date_gmt":"2026-10-12T14:31:16","guid":{"rendered":"https:\/\/laserexpertvision.fr\/?p=363"},"modified":"2026-10-12T16:31:17","modified_gmt":"2026-10-12T14:31:17","slug":"trans-pkr-difference-pkr-classique","status":"publish","type":"post","link":"https:\/\/laserexpertvision.fr\/en\/trans-pkr-difference-pkr-classique\/","title":{"rendered":"Trans-PKR: what is the difference from the classic PKR?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"363\" class=\"elementor elementor-363\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b8e476a e-flex e-con-boxed e-con e-parent\" data-id=\"b8e476a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-057f733 elementor-widget elementor-widget-text-editor\" data-id=\"057f733\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The <strong><span class=\"notion-enable-hover\" data-token-index=\"1\">Trans-PKR<\/span>,<\/strong> sometimes called <strong><span class=\"notion-enable-hover\" data-token-index=\"3\">PKR all laser<\/span><\/strong>, is a technique of <strong><span class=\"notion-enable-hover\" data-token-index=\"5\">Surface laser surgery<\/span><\/strong> close to the classic PKR method. The main difference concerns the removal of the epithelium: in Trans-PKR, this step is performed using the excimer laser, without any prior mechanical removal.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ab5b70f e-flex e-con-boxed e-con e-parent\" data-id=\"ab5b70f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-37395d6 elementor-widget elementor-widget-heading\" data-id=\"37395d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Trans-PKR or PKR: what is the same?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-70f070b e-flex e-con-boxed e-con e-parent\" data-id=\"70f070b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6806210 elementor-widget elementor-widget-text-editor\" data-id=\"6806210\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In both techniques, refractive correction is performed on the surface of the cornea, without creating a flap.<\/p><p>After the treatment, the epithelium must regrow. A patch lens is usually used during this phase.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-023cc82 e-flex e-con-boxed e-con e-parent\" data-id=\"023cc82\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ef1416d elementor-widget elementor-widget-heading\" data-id=\"ef1416d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What changes with the Trans-PKR?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-65d302e e-flex e-con-boxed e-con e-parent\" data-id=\"65d302e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fbe08ae elementor-widget elementor-widget-text-editor\" data-id=\"fbe08ae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The laser successively performs the ablation of the epithelium and then the refractive remodeling.<\/p><p>This approach reduces surface instrumental manipulations, the treated surface, and allows automated processing in a sequence.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0b449f8 e-flex e-con-boxed e-con e-parent\" data-id=\"0b449f8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-28658f8 elementor-widget elementor-widget-heading\" data-id=\"28658f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Does the Trans-PKR hurt less?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0bac547 e-flex e-con-boxed e-con e-parent\" data-id=\"0bac547\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d13451c elementor-widget elementor-widget-text-editor\" data-id=\"d13451c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Postoperative discomfort remains largely related to the epithelial regrowth. Therefore, as with PKR, there are some days during which burns, tearing or photophobia may be present.<\/p><p>The exact experience varies from patient to patient.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-618dec5 e-flex e-con-boxed e-con e-parent\" data-id=\"618dec5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fb27e7f elementor-widget elementor-widget-heading\" data-id=\"fb27e7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What a comeback after a Trans-PKR?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-afa2824 e-flex e-con-boxed e-con e-parent\" data-id=\"afa2824\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0550a9b elementor-widget elementor-widget-text-editor\" data-id=\"0550a9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Some Trans-PKR strategies can promote effective reepithelialization, but faster recovery should not be presented as a universal guarantee.<\/p><p>In both cases, recovery usually remains more gradual than after an injury. <a href=\"https:\/\/laserexpertvision.fr\/en\/lasik-la-reference-pour-une-recuperation-rapide\/\"><strong>LASIK<\/strong><\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d17255a e-flex e-con-boxed e-con e-parent\" data-id=\"d17255a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bbf9abb elementor-widget elementor-widget-heading\" data-id=\"bbf9abb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">For which patients can this superficial laser surgery be considered?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2e6fe19 e-flex e-con-boxed e-con e-parent\" data-id=\"2e6fe19\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4cf2f1 elementor-widget elementor-widget-text-editor\" data-id=\"f4cf2f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The Trans-PKR can be proposed in certain myopes, astigmatism or hypermetropias depending on the possibilities of the laser and the corneal assessment.<\/p><p>It can also be discussed when a surgery without a flap is desired.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ee80593 e-flex e-con-boxed e-con e-parent\" data-id=\"ee80593\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fced979 elementor-widget elementor-widget-heading\" data-id=\"fced979\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How to choose between PKR and Trans-PKR?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d3d476d e-flex e-con-boxed e-con e-parent\" data-id=\"d3d476d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a563f68 elementor-widget elementor-widget-text-editor\" data-id=\"a563f68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The choice depends on the laser platform used, the topography, the correction, and the surgeon\u2019s experience.<\/p><p>The <strong>Preoperative evaluation<\/strong> remains decisive in choosing between <strong>PKR<\/strong>, Trans-PKR, <a href=\"https:\/\/laserexpertvision.fr\/en\/lasik-la-reference-pour-une-recuperation-rapide\/\"><strong>LASIK<\/strong><\/a> or <strong><a href=\"https:\/\/laserexpertvision.fr\/en\/smile-la-technologie-de-derniere-generation\/\">SMILE<\/a> \/ SMILE Pro<\/strong> depending on the cornea and the patient's profile.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d98b3c8 e-flex e-con-boxed e-con e-parent\" data-id=\"d98b3c8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dae1e42 elementor-widget elementor-widget-heading\" data-id=\"dae1e42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">To remember<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2a6bfc4 e-flex e-con-boxed e-con e-parent\" data-id=\"2a6bfc4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-59248df elementor-widget elementor-widget-text-editor\" data-id=\"59248df\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Trans-PKR is a technical evolution of the surface PKR. It automates the removal of the epithelium, but retains the fundamental principle and the healing phase specific to PKR.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Trans-PKR is an evolution of traditional PKR, where everything is done by laser. This means there is no mechanical intervention on your eye.<\/p>","protected":false},"author":3,"featured_media":1334,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-363","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-trans-pkr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Trans-PKR : quelle diff\u00e9rence avec la PKR classique ? - Laser Expert Vision<\/title>\n<meta name=\"description\" content=\"Trans-PKR ou PKR : qu\u2019est-ce qui change entre les deux techniques ? 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