{"id":29063,"date":"2024-07-08T14:25:55","date_gmt":"2024-07-08T12:25:55","guid":{"rendered":"https:\/\/centreliv.yetinc.ch\/?page_id=29063"},"modified":"2024-09-24T13:05:14","modified_gmt":"2024-09-24T11:05:14","slug":"descellement-dune-prothese-totale-de-hanche","status":"publish","type":"page","link":"https:\/\/drvincentvilla.ch\/en\/les-pathologies-traitees\/pathologies-de-la-hanche\/descellement-dune-prothese-totale-de-hanche\/","title":{"rendered":"Loosening of total hip prosthesis"},"content":{"rendered":"

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Descellement de proth\u00e8se totale de la hanche<\/h1>\n

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Qu\u2019est-ce que c\u2019est le descellement d\u2019une proth\u00e8se totale de hanche ?<\/h2>\n

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Le descellement d’une proth\u00e8se totale de hanche est une complication qui survient lorsque l’implant, utilis\u00e9 pour remplacer l’articulation de la hanche, perd sa fixation \u00e0 l’os environnant. Cela signifie que l’une des parties de la proth\u00e8se (soit la cupule ac\u00e9tabulaire dans le bassin, soit la tige f\u00e9morale dans le f\u00e9mur) ou les deux ne restent plus solidement en place. Ce ph\u00e9nom\u00e8ne compromet la stabilit\u00e9 et la fonction de l’articulation de la hanche, provoquant souvent douleur et dysfonctionnement.<\/p>\n

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Descellement de proth\u00e8se totale de hanche<\/h2>\n

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Causes du Descellement<\/strong><\/h3>\n

<\/strong><\/p>\n

Les principales causes de descellement de proth\u00e8se totale de hanche incluent :<\/p>\n

 <\/p>\n

Usure M\u00e9canique
<\/strong>Avec le temps, l’usure des composants de la proth\u00e8se peut entra\u00eener une d\u00e9gradation du mat\u00e9riau de l’implant (m\u00e9tal, c\u00e9ramique, ou poly\u00e9thyl\u00e8ne), ce qui provoque une inflammation et la r\u00e9sorption osseuse autour de la proth\u00e8se, conduisant au descellement.<\/p>\n

Infection P\u00e9ri-proth\u00e9tique
<\/strong>Une infection autour de la proth\u00e8se peut entra\u00eener une destruction osseuse, compromettant la fixation de l’implant.<\/p>\n

Mauvaise Fixation Initiale
<\/strong>Si l’implant n’est pas correctement fix\u00e9 \u00e0 l’os lors de l’op\u00e9ration initiale, cela peut entra\u00eener un descellement pr\u00e9coce.<\/p>\n

Ost\u00e9olyse
<\/strong>La r\u00e9action inflammatoire aux particules de d\u00e9bris issues de l’usure de la proth\u00e8se peut provoquer une ost\u00e9olyse, une r\u00e9sorption progressive de l’os autour de l’implant.<\/p>\n

Fracture P\u00e9ri-proth\u00e9tique
<\/strong>Une fracture de l’os autour de l’implant peut d\u00e9stabiliser la proth\u00e8se et provoquer un descellement.<\/p>\n

Surutilisation
<\/strong>Une activit\u00e9 physique excessive, surtout apr\u00e8s la pose d’une proth\u00e8se, peut entra\u00eener une usure pr\u00e9matur\u00e9e et un descellement.<\/p>\n

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Sympt\u00f4mes du Descellement<\/strong><\/h3>\n

<\/strong><\/p>\n

Les sympt\u00f4mes d’un descellement de proth\u00e8se totale de hanche incluent :<\/p>\n

 <\/p>\n

Douleur
<\/strong>Douleur persistante dans la hanche ou l’aine, souvent augment\u00e9e par l’activit\u00e9 physique ou le port de poids.<\/p>\n

 <\/p>\n

Instabilit\u00e9<\/strong>
Sensation d’instabilit\u00e9 ou de faiblesse dans la hanche, pouvant entra\u00eener des difficult\u00e9s \u00e0 marcher.<\/p>\n

 <\/p>\n

Boiterie<\/strong>
Boiterie progressive due \u00e0 la douleur et \u00e0 l’instabilit\u00e9.<\/p>\n

 <\/p>\n

Diminution de la Mobilit\u00e9<\/strong>
R\u00e9duction de la capacit\u00e9 \u00e0 bouger la hanche normalement.<\/p>\n

 <\/p>\n

Gonflement et Inflammation<\/strong>
Dans certains cas, un gonflement et une inflammation peuvent \u00eatre pr\u00e9sents.<\/p>\n

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Traitements possibles<\/strong><\/h3>\n

<\/strong><\/p>\n

Le traitement du descellement d’une proth\u00e8se totale de hanche d\u00e9pend de l’\u00e9tendue du descellement, de la cause sous-jacente et de l’\u00e9tat g\u00e9n\u00e9ral du patient.<\/p>\n

 <\/p>\n

Traitement Non Chirurgical
<\/strong>Pour les cas de descellement minimal ou en pr\u00e9sence de contre-indications \u00e0 la chirurgie, des options conservatrices comme les anti-inflammatoires, les aides \u00e0 la marche (canne, d\u00e9ambulateur) et la modification des activit\u00e9s peuvent \u00eatre utilis\u00e9es, bien qu’elles soient rarement suffisantes \u00e0 long terme.<\/p>\n

 <\/p>\n

R\u00e9vision de Proth\u00e8se
<\/strong>Chirurgie de R\u00e9vision : L’intervention la plus courante est la r\u00e9vision de la proth\u00e8se, o\u00f9 l’ancienne proth\u00e8se est retir\u00e9e et remplac\u00e9e par une nouvelle, mieux adapt\u00e9e et mieux fix\u00e9e.<\/p>\n

Geste de Reconstruction Osseuse<\/strong>
Si une perte osseuse importante est pr\u00e9sente, des greffes osseuses ou des implants sp\u00e9ciaux peuvent \u00eatre n\u00e9cessaires pour reconstruire l’os avant de poser la nouvelle proth\u00e8se.<\/p>\n

Gestion de l’Infection<\/strong>
Si une infection est la cause du descellement, elle doit \u00eatre trait\u00e9e avec des antibiotiques et parfois par le retrait temporaire de la proth\u00e8se (remplacement en deux temps).<\/p>\n

 <\/p>\n

Physioth\u00e9rapie
<\/strong>Apr\u00e8s la r\u00e9vision de la proth\u00e8se, une r\u00e9\u00e9ducation est essentielle pour restaurer la mobilit\u00e9, renforcer les muscles et assurer une r\u00e9cup\u00e9ration optimale.<\/p>\n

[\/dipl_tabs_item][\/dipl_tabs][et_pb_text _builder_version=\u00a0\u00bb4.26.1″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_text_color=\u00a0\u00bbgcid-8353041d-a468-4507-8608-8601f319a389″ text_font_size=\u00a0\u00bb19px\u00a0\u00bb global_colors_info=\u00a0\u00bb{%22gcid-8353041d-a468-4507-8608-8601f319a389%22:%91%22text_text_color%22%93}\u00a0\u00bb]<\/p>\n

<\/a>Le descellement d’une proth\u00e8se totale de hanche est une complication s\u00e9rieuse qui n\u00e9cessite une \u00e9valuation et une gestion rapide. Bien que descellement puisse \u00eatre in\u00e9vitable dans certains cas avec le temps, les avanc\u00e9es en mat\u00e9riaux de proth\u00e8se et en techniques chirurgicales continuent de prolonger la dur\u00e9e de vie des implants et de r\u00e9duire le risque de complications. Une surveillance r\u00e9guli\u00e8re et un suivi m\u00e9dical sont essentiels pour d\u00e9tecter et traiter les probl\u00e8mes avant qu’ils ne deviennent graves.<\/h3>\n

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Chirurgie de R\u00e9vision de la proth\u00e8se totale de hanche<\/h2>\n

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La chirurgie de r\u00e9vision de la proth\u00e8se totale de hanche est une proc\u00e9dure chirurgicale qui consiste \u00e0 remplacer une proth\u00e8se de hanche existante par une nouvelle proth\u00e8se. Cette intervention est n\u00e9cessaire lorsque la premi\u00e8re proth\u00e8se a \u00e9chou\u00e9 en raison de complications comme un descellement, une usure excessive, une infection, une luxation r\u00e9currente, ou des fractures autour de l’implant.<\/p>\n

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Indications<\/strong><\/p>\n

<\/strong><\/p>\n

La r\u00e9vision de la proth\u00e8se totale de hanche est indiqu\u00e9e dans plusieurs situations :<\/p>\n

Descellement de la Proth\u00e8se
<\/strong>La perte de fixation de la proth\u00e8se au niveau de l’os, qui peut provoquer des douleurs et une instabilit\u00e9.<\/p>\n

Usure des Composants
<\/strong>Les mat\u00e9riaux de la proth\u00e8se peuvent s’user avec le temps, provoquant une perte de fonction et une inflammation.<\/p>\n

Infection P\u00e9ri-proth\u00e9tique
<\/strong>Une infection autour de la proth\u00e8se qui ne r\u00e9pond pas aux traitements antibiotiques et n\u00e9cessite le retrait de l’implant.<\/p>\n

Luxation R\u00e9currente
<\/strong>D\u00e9placement r\u00e9p\u00e9t\u00e9 de la t\u00eate f\u00e9morale hors de la cupule ac\u00e9tabulaire, entra\u00eenant une instabilit\u00e9 articulaire.<\/p>\n

Fractures P\u00e9ri-proth\u00e9tiques
<\/strong>Fractures des os autour de la proth\u00e8se, n\u00e9cessitant une reconstruction et un remplacement de l’implant.<\/p>\n

D\u00e9formation ou Dysfonction de l’Implant :
<\/strong>D\u00e9faillance m\u00e9canique de la proth\u00e8se, comme une rupture de la tige f\u00e9morale ou une d\u00e9formation de la cupule.<\/p>\n

[\/dipl_tabs_item][dipl_tabs_item title_type=\u00a0\u00bbtext_image\u00a0\u00bb title=\u00a0\u00bbProc\u00e9dure\u00a0\u00bb tab_image=\u00a0\u00bbhttps:\/\/drvincentvilla.ch\/wp-content\/uploads\/2024\/08\/ico-20.png\u00a0\u00bb active_tab_background_color=\u00a0\u00bb#354e6b\u00a0\u00bb tab_background_color=\u00a0\u00bb#22364d\u00a0\u00bb image_width=\u00a0\u00bb50px\u00a0\u00bb tab_custom_padding=\u00a0\u00bb26px|10px|26px|10px|true|true\u00a0\u00bb tab_custom_margin=\u00a0\u00bb|2vh|2vh||false|false\u00a0\u00bb _builder_version=\u00a0\u00bb4.26.1″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb active_title_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb title_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb title_font=\u00a0\u00bb|700|||||||\u00a0\u00bb title_font_size=\u00a0\u00bb25px\u00a0\u00bb title_line_height=\u00a0\u00bb1.7em\u00a0\u00bb body_text_text_align=\u00a0\u00bbleft\u00a0\u00bb body_text_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb background_color=\u00a0\u00bb#2b415a\u00a0\u00bb background_enable_color=\u00a0\u00bbon\u00a0\u00bb background_image=\u00a0\u00bbhttps:\/\/drvincentvilla.ch\/wp-content\/uploads\/2024\/08\/ico-20.png\u00a0\u00bb background_enable_image=\u00a0\u00bbon\u00a0\u00bb background_size=\u00a0\u00bbcustom\u00a0\u00bb background_image_width=\u00a0\u00bb25%\u00a0\u00bb background_position=\u00a0\u00bbbottom_right\u00a0\u00bb background_horizontal_offset=\u00a0\u00bb2%\u00a0\u00bb background_vertical_offset=\u00a0\u00bb2%\u00a0\u00bb background_blend=\u00a0\u00bbsoft-light\u00a0\u00bb min_height=\u00a0\u00bb50vh\u00a0\u00bb custom_padding=\u00a0\u00bb||||false|true\u00a0\u00bb border_radii_tab=\u00a0\u00bbon|45px|45px|45px|45px\u00a0\u00bb border_radii=\u00a0\u00bbon|50px|50px|50px|50px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n

Proc\u00e9dure de la Chirurgie de R\u00e9vision<\/strong><\/p>\n

<\/strong><\/p>\n

\u00c9valuation Pr\u00e9op\u00e9ratoire
<\/strong>Examens M\u00e9dicaux : Tests sanguins, radiographies, et \u00e9ventuellement une IRM ou un scanner pour \u00e9valuer l’\u00e9tat des os et de la proth\u00e8se.<\/p>\n

Planification Chirurgicale<\/strong>
Le chirurgien \u00e9value la complexit\u00e9 de la r\u00e9vision, y compris les besoins en greffe osseuse, et choisit le type de proth\u00e8se de r\u00e9vision \u00e0 utiliser.<\/p>\n

Anesth\u00e9sie
<\/strong>La proc\u00e9dure est r\u00e9alis\u00e9e sous anesth\u00e9sie g\u00e9n\u00e9rale ou rachianesth\u00e9sie, en fonction de la condition m\u00e9dicale du patient et des pr\u00e9f\u00e9rences de l’anesth\u00e9siste.<\/p>\n

Retrait de l’Ancienne Proth\u00e8se
<\/strong>Incision : Une incision est faite pour acc\u00e9der \u00e0 l’articulation de la hanche.<\/p>\n

Extraction
<\/strong>Le chirurgien retire la proth\u00e8se d\u00e9fectueuse. Ce processus peut \u00eatre complexe, surtout si l’implant est solidement fix\u00e9 ou s’il y a une perte osseuse importante.<\/p>\n

Pr\u00e9paration de l’Os
<\/strong>L’os est pr\u00e9par\u00e9 pour recevoir la nouvelle proth\u00e8se. Si n\u00e9cessaire, des greffes osseuses sont utilis\u00e9es pour reconstruire les zones o\u00f9 l’os a \u00e9t\u00e9 perdu ou endommag\u00e9.<\/p>\n

Insertion de la Nouvelle Proth\u00e8se
<\/strong>Composants F\u00e9moraux et Ac\u00e9tabulaires : Le chirurgien ins\u00e8re une nouvelle tige f\u00e9morale, une nouvelle cupule ac\u00e9tabulaire, et une nouvelle t\u00eate articulaire. La fixation peut \u00eatre r\u00e9alis\u00e9e avec ou sans ciment chirurgical.<\/p>\n

Stabilit\u00e9 et Ajustement<\/strong>
Le chirurgien v\u00e9rifie la stabilit\u00e9 de la nouvelle articulation, s’assurant qu’elle fonctionne correctement et que les composants sont bien align\u00e9s.<\/p>\n

Fermeture<\/strong>
Les muscles et les tissus sont sutur\u00e9s, et un pansement est appliqu\u00e9.<\/p>\n

R\u00e9cup\u00e9ration Postop\u00e9ratoire<\/strong>
Surveillance Initiale : Le patient est surveill\u00e9 en salle de r\u00e9veil avant de retourner dans sa chambre.<\/p>\n

Gestion de la Douleur<\/strong>
Des analg\u00e9siques et des anti-inflammatoires sont administr\u00e9s.<\/p>\n

R\u00e9\u00e9ducation<\/strong>
La physioth\u00e9rapie commence rapidement pour restaurer la mobilit\u00e9 et la force musculaire. Une r\u00e9\u00e9ducation appropri\u00e9e est cruciale pour pr\u00e9venir les complications et optimiser les r\u00e9sultats.<\/p>\n

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Risques et Complications<\/strong><\/p>\n

<\/strong><\/p>\n

Comme pour toute chirurgie majeure, la r\u00e9vision de la proth\u00e8se de hanche comporte des risques, notamment :<\/p>\n

Infection<\/strong>
Plus de risques d’infection qu’une premi\u00e8re pose de proth\u00e8se.<\/p>\n

Thrombose veineuse profonde<\/strong>
Risque accru de formation de caillots sanguins.<\/p>\n

Fractures P\u00e9ri-proth\u00e9tiques<\/strong>
Risque de fractures suppl\u00e9mentaires lors de l’insertion de la nouvelle proth\u00e8se.<\/p>\n

Probl\u00e8mes de Gu\u00e9rison<\/strong>
Une r\u00e9cup\u00e9ration plus lente ou des complications dans la cicatrisation, surtout si une greffe osseuse est impliqu\u00e9e.<\/p>\n

R\u00e9sultat Fonctionnel Moins Optimal<\/strong>
Les r\u00e9sultats de la r\u00e9vision ne sont parfois pas aussi bons que ceux d’une premi\u00e8re pose de proth\u00e8se, surtout si l’\u00e9tat de l’os est compromis.<\/p>\n

[\/dipl_tabs_item][\/dipl_tabs][et_pb_text _builder_version=\u00a0\u00bb4.26.1″ _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb text_font_size=\u00a0\u00bb19px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n

La chirurgie de r\u00e9vision de proth\u00e8se totale de hanche est une intervention complexe, souvent n\u00e9cessaire pour les patients dont la premi\u00e8re proth\u00e8se a \u00e9chou\u00e9. Elle n\u00e9cessite une planification minutieuse et une expertise chirurgicale avanc\u00e9e pour g\u00e9rer les complications potentielles et restaurer au mieux la fonction de la hanche. Bien que plus risqu\u00e9e et techniquement exigeante que la premi\u00e8re pose de proth\u00e8se, la r\u00e9vision peut consid\u00e9rablement am\u00e9liorer la qualit\u00e9 de vie des patients en soulageant la douleur et en r\u00e9tablissant la mobilit\u00e9.<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"

Descellement de proth\u00e8se totale de la hancheQu\u2019est-ce que c\u2019est le descellement d\u2019une proth\u00e8se totale de hanche ?Le descellement d’une proth\u00e8se totale de hanche est une complication qui survient lorsque l’implant, utilis\u00e9 pour remplacer l’articulation de la hanche, perd sa fixation \u00e0 l’os environnant. Cela signifie que l’une des parties de la proth\u00e8se (soit la cupule […]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":29059,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-29063","page","type-page","status-publish","hentry"],"yoast_head":"\nDescellement de proth\u00e8se totale de la hanche - Dr Vincent Villa - Chirurgien orthop\u00e9diste<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez les solutions pour le descellement de proth\u00e8se totale de la hanche au Centre Ost\u00e9o Articulaire. 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