Tracheostomy refers to a surgury sometimes used to improve conditions of those with extremely severe cases of obstructive sleep apnea

Siehe auch:
"Tracheostomy" findet sich im UNSPSC Code "42271906"
  Endotracheal oder Tracheostomy Rohr Reparatur Werkzeugenkasten

Other /More definition:
Tracheostomy refers to a surgury sometimes used to improve conditions of those with extremely severe cases of obstructive sleep apnea