N300 Summary

Soft negative pressure pulse therapy is an innovative treatment for tube function disorders.

Negative pressure pulse therapy faciliates the ventilation of the middle ear while flying in an aircraft or after diving, but can also be used for treatment of middle ear fluid.


The N300 gives relief of following symptoms:

  • ear discomfort with blocked ears
  • painful deformation of the eardrum
  • muffled hearing
  • pain of neck and jaw area


The N300 gives relief at hand for height and altitude differences:

  • flying
  • diving
  • climbing
  • etc

...and tube function disorders:

  • Serous Otitis Media
  • Tinnitus due to middle ear ventilation disorders