However, many surgeons who explored this approach to hernia repair found the learning process to be longer and more challenging than that seen for laparoscopic cholecystectomy or open herniorrhaphy.

• 但是，许多探索这种疝修补方法的外科医生发现其学习过程较腹腔镜胆囊切除术或者开放性疝修补术时间长而且更具有挑战性。