stein ▁Entertainment ▁and ▁stars ▁British ▁actress ▁Jen ny ▁Bo yd ▁as ▁well ▁as ▁Ross ▁Mc Call ▁( B and ▁Of ▁Brothers ). ▁ ▁References ▁▁ ▁Category : S outh ▁African ▁film ▁direct ors ▁Category : L iving ▁people ▁Category : Year ▁of ▁birth ▁missing ▁( l iving ▁people ) <0x0A> </s> ▁Richard ▁A . ▁De W all ▁( 1 9 2 6 - 2 0 1 6 ), ▁was ▁an ▁American ▁card i oth or ac ic ▁sur geon ▁who ▁in ▁ 1 9 5 5 ▁created ▁the ▁first ▁work able , ▁port able ▁b ubble ▁o xygen ator ▁that ▁removed ▁b ub bles , ▁thus ▁avoid ing ▁gas ▁em bol ism ▁during ▁card iop ul mon ary ▁by pass . ▁Later , ▁he ▁wrote ▁the ▁original ▁plans ▁for ▁what ▁became ▁the ▁Wright ▁State ▁University ▁School ▁of ▁Medicine . ▁ ▁Early ▁life ▁and ▁education ▁ ▁Richard ▁Al ison ▁De W all ▁was ▁born ▁on ▁ 1 6 ▁December ▁ 1 9 2 6 ▁to ▁Grace ▁Gard ner ▁and ▁H erman ▁Har vey ▁De W all ▁in ▁App leton , ▁Minnesota . ▁After ▁serving ▁in ▁the ▁U . S . ▁Navy ▁until ▁October ▁ 1 9 4 5 , ▁he ▁graduated ▁from ▁the ▁University ▁of ▁Minnesota ▁in ▁ 1 9 4 9 ▁and ▁subsequently ▁gained ▁his ▁MD ▁in ▁ 1 9 5 3 . ▁ ▁Career ▁John ▁Gib bon ▁had ▁invent ed ▁the ▁heart - lung ▁by pass ▁machine ▁and ▁performed ▁the ▁first ▁repair ▁of ▁the ▁heart ▁from ▁the ▁inside ▁of ▁the ▁heart ,