Uphuhliso lonyango lokwaphuka kobufazi lunokulandwa emva phaya kwiminyaka yoo-1940 xa uKuntscher wazisa indlela evaliweyo yezikhonkwane ze-intramedullary. Ukusetyenziswa kwezikhonkwane ze-intramedullary (IMNs) kwi-fractures ye-femal fractures ibe ngumgangatho wokunyamekela kwiminyaka embalwa edlulileyo, kwaye ukuphuculwa kwangoku kwi-intramedullary nailing kunye nokuqhubela phambili kweendlela zokuhlinzwa kuye kwavumela ukwanda okukhulu kokusetyenziswa kwe-intramedullary nailing of the femur.