Their right and left curved shape allows to better follow the implant surface assuring the maximum alveolar bone saving as well as the maximum cut precision compared with a traditional rotative instruments or trepan drills.

Rekeratoplasti sirasinda 8,00 mm'lik vakum trepan , 8,25 mm'lik punch trepan kullanildi.

Britain kept the Prince of Wales's Stakes and Eclipse at home only because French-trained Trepan , seemingly ready winner of both, forfeited those victories after positive dope tests.