Kodi mbiri ya mabedi akuchipatala ndi chiyani?

Mabedi okhala ndi njanji zosinthika zam'mbali adawonekera koyambaBritainnthawi ina pakati pa 1815 ndi 1825.

Mu 1874 kampani ya matiresi Andrew Wuest ndi Son, Cincinnati, Ohio, adalembetsa chiphaso cha mtundu wa matiresi okhala ndi mutu wopindika womwe ukhoza kukwezedwa, wotsogolera bedi lachipatala lamakono.

Bedi lamakono losinthika la magawo atatu lachipatala linapangidwa ndiWillis Dew Gatch, wapampando wa dipatimenti ya Opaleshoni paIndiana University School of Medicine, kuchiyambi kwa zaka za zana la 20.Bedi lamtunduwu nthawi zina limatchedwa Gatch Bed.

Bedi lachipatala lamakono lopumira-batani linapangidwa mu 1945, ndipo poyambilira linali ndi chimbudzi chomangidwa ndi chiyembekezo chothetsa vutoli.pabedi.