Features:

● The maxillary sinus puncture training can be performed on the left and right nasal cavity of the model, and a successful breakthrough can be achieved by puncturing the inferior turbinate.

● The maxillary sinus cavity can be flushed with pus, and the fluid and pus can be seen flowing out of the maxillary sinus opening of the middle meatus.

 ● This model is an adult male head with real human skin texture. The model material feels real.

● The model can undergo repeated puncture training.

● The model is compact and easy to handle.