{"id":18990,"date":"2019-04-17T12:00:30","date_gmt":"2019-04-17T10:00:30","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=18990"},"modified":"2025-01-28T16:14:46","modified_gmt":"2025-01-28T15:14:46","slug":"un-coeur-imprime-en-3d-futur-organe","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/un-coeur-imprime-en-3d-futur-organe\/","title":{"rendered":"Un coeur imprim\u00e9 en 3d, futur organe ?"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Pour la premi\u00e8re fois, des scientifiques ont r\u00e9ussi \u00e0 cr\u00e9er un c\u0153ur gr\u00e2ce \u00e0 une imprimante 3D. Ce c\u0153ur, cr\u00e9\u00e9 \u00e0 partir de fibres humaines, a \u00e9t\u00e9 pr\u00e9sent\u00e9 par des chercheurs de l&rsquo;universit\u00e9 de Tel-Aviv en Isra\u00ebl. Il n&rsquo;est pour l&rsquo;instant pas encore fonctionnel et il faudra encore de nombreuses avanc\u00e9es avant une premi\u00e8re greffe. Mais les chercheurs esp\u00e8rent avoir mis au point une technologie qui remplacera le don d&rsquo;organes.<\/p>\n<p>Pour l&rsquo;instant, ce c\u0153ur artificiel fait la taille d&rsquo;une cerise ou celui d&rsquo;un c\u0153ur de lapin, et il ne bat pas. Mais il s&rsquo;agit d&rsquo;un c\u0153ur entier avec ses vaisseaux sanguins et les chercheurs qui l&rsquo;ont imprim\u00e9 y voient une grande avanc\u00e9e dans le domaine des greffes d&rsquo;organes.<\/p>\n<p>Car ce c\u0153ur, imprim\u00e9 en 3D, a \u00e9t\u00e9 produit \u00e0 partir de cellules humaines. Ce qui a servi d&rsquo;\u00ab encre \u00bb \u00e0 l&rsquo;impression, pour faire un parall\u00e8le avec un proc\u00e9d\u00e9 classique, est donc un m\u00e9lange unique propre \u00e0 chaque patient. Cette technologie permet ainsi de r\u00e9duire les risques d&rsquo;infection et de rejet lors d&rsquo;une greffe.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p>D\u00e9sormais, les scientifiques doivent apprendre \u00e0 imprimer un c\u0153ur de taille humaine et \u00e0 le faire fonctionner de mani\u00e8re autonome. \u00ab Les cellules doivent constituer une capacit\u00e9 de pompage ; actuellement, elles peuvent se contracter, mais elles doivent fonctionner ensemble \u00bb rel\u00e8ve le professeur Tal Dvir de l&rsquo;universit\u00e9 de Tel-Aviv.<\/p>\n<p>Dans un premier temps, les greffes de cet organe artificiel se feront sur des animaux. Il faudra encore plusieurs ann\u00e9es avant d&rsquo;\u00e9ventuels essais cliniques sur des humains. Mais les maladies cardiovasculaires \u00e9tant la principale cause de mortalit\u00e9 dans les pays d\u00e9velopp\u00e9s, si les prochaines difficult\u00e9s sont franchies, cette d\u00e9couverte constituera une avanc\u00e9e m\u00e9dicale majeure.<\/p>\n<p>source : <a href=\"https:\/\/fr.news.yahoo.com\/premier-c-ur-imprim%C3%A9-3d-202021909.html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/fr.news.yahoo.com<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"18990\">(262)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Pour la premi\u00e8re fois, des scientifiques ont r\u00e9ussi \u00e0 cr\u00e9er un c\u0153ur gr\u00e2ce \u00e0 une imprimante 3D. Ce c\u0153ur, cr\u00e9\u00e9&#8230;<\/p>\n","protected":false},"author":1,"featured_media":18991,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Un coeur imprim\u00e9 en 3d, futur organe ? @laterredufutur.com","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[26,8194],"tags":[86,2232,7158,7159],"class_list":["post-18990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solutions","category-technologie","tag-coeur","tag-impression","tag-imprime-3d","tag-organe","wpcat-26-id","wpcat-8194-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/coeur-imprime-3d.jpg?fit=960%2C540&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-4Wi","jetpack-related-posts":[{"id":18627,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-ou-lhumain-pourra-un-jour-etre-imprime-en-entier\/","url_meta":{"origin":18990,"position":0},"title":"Un monde o\u00f9 l&rsquo;humain pourra un jour \u00eatre imprim\u00e9 en entier","author":"Admin","date":"10 avril 2019","format":false,"excerpt":"Les greffes et autres transplantions d\u2019organes pourraient bient\u00f4t \u00eatre obsol\u00e8tes. D\u00e9sormais, les chercheurs s\u2019int\u00e9ressent de plus en plus au concept de bio-impression. Et cela concerne tout notre corps. Don d\u2019organe. Partout dans le monde, des patients vivent dans l\u2019attente d\u2019une transplantation de c\u0153ur, de rein ou de poumon. Le nombre\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/Impression3d-humain.jpg?fit=800%2C480&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/Impression3d-humain.jpg?fit=800%2C480&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/Impression3d-humain.jpg?fit=800%2C480&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/Impression3d-humain.jpg?fit=800%2C480&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":11082,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-chercheurs-americains-reussissent-a-imprimer-des-tissus-vivants-en-3d\/","url_meta":{"origin":18990,"position":1},"title":"Des chercheurs am\u00e9ricains r\u00e9ussissent \u00e0 imprimer des tissus vivants en 3D","author":"Admin","date":"27 f\u00e9vrier 2016","format":false,"excerpt":"Pour la premi\u00e8re fois, des scientifiques ont imprim\u00e9 des tissus et des organes vivants (oreilles, muscles et os) gr\u00e2ce \u00e0 un syst\u00e8me sophistiqu\u00e9 d\u2019imprimante 3D. L\u2019impression 3D ne se limite plus au plastique et au m\u00e9tal. Demain, ce seront peut-\u00eatre des organes entiers qui seront imprim\u00e9s. Aux Etats-Unis, apr\u00e8s une\u2026","rel":"","context":"Dans &quot;Solutions&quot;","block_context":{"text":"Solutions","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/solutions\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/oreille-impression-3d.jpg?fit=1000%2C544&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/oreille-impression-3d.jpg?fit=1000%2C544&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/oreille-impression-3d.jpg?fit=1000%2C544&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/oreille-impression-3d.jpg?fit=1000%2C544&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":18622,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-ou-la-sante-fait-un-pas-de-geant-dans-le-futur-ici-la-peau-imprimee-en-3d\/","url_meta":{"origin":18990,"position":2},"title":"Un monde o\u00f9 la sant\u00e9 fait un pas de g\u00e9ant dans le futur, ici la peau imprim\u00e9e en 3D","author":"Admin","date":"8 avril 2019","format":false,"excerpt":"Des chercheurs am\u00e9ricains ont mis au point une imprimante 3D capable d\u2019imprimer de la peau directement sur des plaies de cochons et de souris. \u00c0 chaque nouvelle avanc\u00e9e majeure en mati\u00e8re de technologies ou de m\u00e9decine, on ne peut s\u2019emp\u00eacher de penser que la r\u00e9alit\u00e9 d\u00e9passe la (science) fiction. Des\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/impression3d-peau-plaies-chroniques.jpg?fit=1000%2C749&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/impression3d-peau-plaies-chroniques.jpg?fit=1000%2C749&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/impression3d-peau-plaies-chroniques.jpg?fit=1000%2C749&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/impression3d-peau-plaies-chroniques.jpg?fit=1000%2C749&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":1581,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-nasa-se-prepare-a-envoyer-une-imprimante-3d-dans-lespace\/","url_meta":{"origin":18990,"position":3},"title":"La NASA se pr\u00e9pare \u00e0 envoyer une imprimante 3D dans l&rsquo;espace","author":"Admin","date":"6 octobre 2013","format":false,"excerpt":"\"Un petit pas pour les imprimantes 3D, un grand pas pour la technologie\". Depuis quelques temps, les imprimantes 3D ne cessent de faire parler d'elles. Et, ces derni\u00e8res vont encore plus loin, puisque la NASA va en envoyer une dans l'espace. Selon l'agence spatiale, elle permettra de cr\u00e9er directement des\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2013\/10\/imprimante-3d-nasa-espace2.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":9534,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-plante-bionique-a-des-circuits-imprimes-dans-ses-feuilles\/","url_meta":{"origin":18990,"position":4},"title":"La plante bionique a des circuits imprim\u00e9s dans ses feuilles","author":"Admin","date":"6 d\u00e9cembre 2015","format":false,"excerpt":"La fleur qui valait trois milliards, bient\u00f4t une r\u00e9alit\u00e9 ? Des chercheurs su\u00e9dois sont parvenus \u00e0 faire pousser des roses dot\u00e9es de circuits imprim\u00e9s dans leurs feuilles. Une d\u00e9couverte qui pourrait avoir plusieurs usages. La fleur cyborg est une r\u00e9alit\u00e9. Une \u00e9quipe de scientifiques du laboratoire d'\u00e9lectronique organique bas\u00e9 \u00e0\u2026","rel":"","context":"Dans &quot;Solutions&quot;","block_context":{"text":"Solutions","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/solutions\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/rose-bionique.jpg?fit=800%2C822&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/rose-bionique.jpg?fit=800%2C822&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/rose-bionique.jpg?fit=800%2C822&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/rose-bionique.jpg?fit=800%2C822&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":14738,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-qui-derape-la-science-cree-le-premier-hybride-humain-porc\/","url_meta":{"origin":18990,"position":5},"title":"Un monde qui d\u00e9rape ? La science cr\u00e9e le premier hybride humain-porc","author":"Admin","date":"21 f\u00e9vrier 2017","format":false,"excerpt":"Des chercheurs ont pour la premi\u00e8re fois cr\u00e9\u00e9 des embryons chim\u00e8res contenant des cellules souches humaines et porcines, selon une \u00e9tude publi\u00e9e jeudi dans la revue am\u00e9ricaine Cell. Cette avanc\u00e9e scientifique constitue un premier pas vers le d\u00e9veloppement d'organes humains par des animaux, qui pourraient \u00eatre r\u00e9cup\u00e9r\u00e9s et greff\u00e9s \u00e0\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/porc-humain.jpg?fit=651%2C439&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/porc-humain.jpg?fit=651%2C439&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/porc-humain.jpg?fit=651%2C439&ssl=1&resize=525%2C300 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/18990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=18990"}],"version-history":[{"count":2,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/18990\/revisions"}],"predecessor-version":[{"id":18993,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/18990\/revisions\/18993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/18991"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=18990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=18990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=18990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}