The 28-year-old Hejnova is planning to participate at European Indoor Championships in Prague next March.
The 2013 world 400m hurdles champion gives credit to German German specialist Hans-Wilhelm Muller-Wohlfart in Munich in her recovery from the injury.
Last month Hejnova attended training camp in High Tatras in Slovakia and now is in training center in Harrachov in her country. At the endof this month Hejnova will travel to Potchefstroom, South Africa to prepare for the 2014 indoor season.
Hejnova will decide later what event she will run at European Indoor Championships in Prague, but more likely it will be the 400m.