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Oft ist das eigentliche Ausmaß noch gar nicht ersichtlich, sondern es der Knochen heilt einfach nicht zusammen (Pseudoarthrose), sodass wiederholte Operationen keine Seltenheit sind. Ursache für die Heilungsstörung des Knochens ist letztendlich immer eine verminderte, lokale Durchblutung, sodass es genügen kann, die Knochenenden anzufrischen. Häufig resultiert aber bei der Entfernung von minderwertigem Knochengewebe, was bis an die Vitalitätsgrenze unbedingt notwendig ist, auch in diesen Fällen ein langstreckiger Knochendefekt, der ebenso wie primäre Knochendefekte nach Unfällen, biologisch mit körpereigenem Knochengewebe aufgebaut werden muss.\n\nEine andere Ausgangssituation liegt nach der Entfernung von Knochentumoren (siehe [Knochentumore](\u002Fspezialgebiete\u002Fwachstumsprothese)) vor. Bei bösartigen Knochentumoren, die häufig bei Kindern und Jugendlichen auftreten, muss das befallene Knochenstück mit Sicherheitsabstand entfernt werden, auch wenn hinterher eine große Lücke entsteht. In diesen Fällen muss nicht nur der Defekt wieder geschlossen, sondern auch das Wachstum der Gegenseite berücksichtigt werden.\n\nDie Kallusdistraktion ist eine sehr effektive Methode, um Knochendefekte von 10 cm und mehr mit körpereigenem Knochen mechanisch und biologisch dauerhaft und hochwertig wieder zu überbrücken.","Text",[],[],{"_uid":282,"title":283,"stories":284,"component":292},"8a2e3133-6144-4bfa-9bae-8a144daff63a","Weitere Informationen",[285],{"uuid":286,"full_slug":287,"content":288},"6a48a309-fbcf-4fbb-846c-b83ce0ba81b3","spezialgebiete\u002Fknocheninfektion",{"_uid":289,"_editable":-1,"image":290,"intro":291,"meta_title":195},"1e6c726e-8ed9-4fd1-a763-f42b49f6391e",{"id":80,"alt":80,"name":9,"focus":80,"title":80,"filename":9,"copyright":80,"fieldtype":11},"Knocheninfektionen nach offenen Knochenbrüchen oder durch eine Keimverschleppung über die Blutbahn können zu einem dauerhaften Problem werden, wenn der Knochen schlecht durchblutet ist und den Keimen immer wieder Rückzugsmöglichkeiten bietet.","Reference",{"id":80,"alt":80,"name":9,"focus":80,"title":80,"filename":9,"copyright":80,"fieldtype":11},"Langstreckige Knochendefekte nach schweren Unfällen oder nach der Entfernung von Knochentumoren können mit körpereigenem Knochengewebe geschlossen werden, sodass wieder ein durchgängiger, stabiler Knochen entsteht. Im ZEM-Germany stehen weltweit hierfür die modernsten Verfahren zur Verfügung.","Page",[],[],"Knochendefekte nach Unfällen oder Knochentumoren können biologisch mit körpereigenem Knochengewebe geschlossen werden. Ein Spezialgebiet des ZEM-Germany.","knochendefekt","spezialgebiete\u002Fknochendefekt",100,[],780693,"164eebdb-bd77-4033-b502-76d1e8a392d5","2021-05-17T15:59:52.000Z","default",[],[309,313,317,321,325],{"path":310,"name":311,"lang":312,"published":25},"expertise\u002Fbone-defect","Bone defect","en",{"path":314,"name":315,"lang":316,"published":25},"espectro-de-tratamiento\u002Fdefecto-oseo","Defecto óseo","es",{"path":318,"name":319,"lang":320,"published":25},"tyf-alalaj\u002Fayb","عيب","ar",{"path":322,"name":323,"lang":324,"published":25},"spektr-lecheniya\u002Fdefekt-kosti","Дефект кости","ru",{"path":326,"name":327,"lang":328,"published":25},"zhi4-liao2-fan4-wei2\u002Fgu3-zhi4-que1-sun3","骨质缺损","zh",1793682398242]