Ciddida intramedullary waa qalliin la geliyo si loogu daweeyo jabka lafaha dhaadheer, sida femur (lafaha bowdada) iyo tibia (shinlaf). Waa ul dheer oo bir ah oo la geliyo bartamaha bannaan ee lafta (kanaalka medullary), siinta taageerada gudaha iyo xasilloonida lafaha jabay. inta badan waxaa loo isticmaalaa kiisaska compleXfractures ama marka hagaajinta dibadda aysan ku habboonayn. Waxay gacan ka geysan karaan kor u qaadista bogsashada waxayna yareeyaan khatarta dhibaatooyinka, sida midnimo la'aanta ama malunion.