{"id":18369,"date":"2023-06-19T10:29:41","date_gmt":"2023-06-19T08:29:41","guid":{"rendered":"http:\/\/cedrat-technologies.com\/produit\/analyse-de-la-friction-entre-laiguille-et-le-tissu-pendant-linsertion-de-laiguille-assistee-par-vibration\/"},"modified":"2023-07-20T11:21:20","modified_gmt":"2023-07-20T09:21:20","slug":"analyse-de-la-friction-entre-laiguille-et-le-tissu-pendant-linsertion-de-laiguille-assistee-par-vibration","status":"publish","type":"product","link":"https:\/\/cedrat-technologies.com\/fr\/produit\/analyse-de-la-friction-entre-laiguille-et-le-tissu-pendant-linsertion-de-laiguille-assistee-par-vibration\/","title":{"rendered":"Analyse de la friction entre l&rsquo;aiguille et le tissu pendant l&rsquo;insertion de l&rsquo;aiguille assist\u00e9e par vibration"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>Dans cet article, une technique d&rsquo;insertion d&rsquo;aiguille assist\u00e9e par vibration a \u00e9t\u00e9 propos\u00e9e afin de r\u00e9duire la friction entre l&rsquo;aiguille et les tissus. Le mod\u00e8le de friction LuGre a \u00e9t\u00e9 utilis\u00e9 comme base pour l&rsquo;\u00e9tude actuelle et le mod\u00e8le a \u00e9t\u00e9 \u00e9tendu et analys\u00e9 pour inclure l&rsquo;impact des vibrations \u00e0 haute fr\u00e9quence sur la friction translationnelle. Des exp\u00e9riences ont \u00e9t\u00e9 men\u00e9es pour \u00e9valuer le r\u00f4le de la vitesse d&rsquo;insertion et de la fr\u00e9quence des vibrations sur les effets de friction. Dans les exp\u00e9riences men\u00e9es, une aiguille de brachyth\u00e9rapie de 18 GA a \u00e9t\u00e9 mise en vibration et ins\u00e9r\u00e9e dans un \u00e9chantillon de tissu mou ex-vivo \u00e0 l&rsquo;aide d&rsquo;une paire d&rsquo;actionneurs pi\u00e9zo\u00e9lectriques amplifi\u00e9s. L&rsquo;analyse d\u00e9montre que la friction translationnelle peut \u00eatre r\u00e9duite en introduisant un mouvement vibratoire de faible amplitude dans un profil d&rsquo;insertion r\u00e9gulier, qui est g\u00e9n\u00e9ralement effectu\u00e9 \u00e0 un taux constant.<\/p>\n","protected":false},"featured_media":14785,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"yes"},"product_brand":[],"product_cat":[1383,1385,1492,1491,1464],"product_tag":[],"class_list":{"0":"post-18369","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-actionneurs-lineaires","7":"product_cat-actionneurs-piezo-fr","8":"product_cat-biomedical-assistance-personnelle-fr","9":"product_cat-domaine-fr","10":"product_cat-publications-fr","12":"first","13":"instock","14":"downloadable","15":"virtual","16":"purchasable","17":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product\/18369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/comments?post=18369"}],"version-history":[{"count":0,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product\/18369\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media\/14785"}],"wp:attachment":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media?parent=18369"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_brand?post=18369"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_cat?post=18369"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_tag?post=18369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}