Mezue ahịrịokwu na-esonụ: Na 1967 ọ malitere ọrụ hockey ice na-egwu egwuregwu maka HC České Budějovice Junior team na site na 1970 ghọrọ onye so na 'òtù ndị okenye'. N'otu afọ ahụ, a họpụtara Dvořák ka ọ bụrụ onye na-agbachitere kacha mma nke World Junior Ice Hockey Championship nke emere na Sweden. N'oge ọrụ agha ya, ọ kwagara n'òtù ndị agha Dukla Jihlava ebe ọ nọrọ oge 2. Ọ na-egwuri egwu maka Czechoslovak mba ice hockey otu ma merie 8 ọla n'ozuzu na Ice Hockey World Championships na afọ 1974, 1975, 1976, 1977, 1978, 1982 na 1983 ma na-anọchite anya Czechoslovakia na 1976 na 1981 Canada Cups na na 1980 Winter Olympics nakwa. Ndị Philadelphia Flyers họpụtara ya n'afọ
3rd gburugburu na 1982 ma kpọọ oge 3 na North America, na-egwu na NHL maka Philadelphia. Ọ ga-echere ruo mgbe ọ dị afọ iri atọ ka ọ kpọọ NHL, ebe ọ bụ na a machibidoro ịgba egwu na mba ọzọ n'okpuru afọ 30 n'ihi iwu egwuregwu n'oge ọchịchị Kọmunist na Czechoslovakia. Ọ hapụrụ hockey ice ọkachamara mgbe oge 88-89 gasịrị wee laghachi Czechoslovakia igwu egwu maka HC České Budějovice.