Keywords: excision of cervical lymph node, cervical lymph node biopsy, excision of cystic hygroma axillary or cervical, laparoscopic lymph node biopsy, laparoscopic excision of choledochal cyst, excision of tumor, reduction of volvulus, closure of enterostomy, biopsy of rectum, anastomosis of bile duct, mechanical complication of gastrostomy, laparoscopic treatment of small bowel obstruction