Dee ihe na-aga n'ihu maka paragraf a - N'afọ 1967 ọ malitere ọrụ hockey ice na-egwu egwuregwu maka HC České Budějovice Junior team ma 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 na agba nke atọ n'afọ 1982
ma kpọọ oge atọ 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.