Uncinate hairs of fruit unpigmented or occasionally with purple pigment.

果无色或偶有紫色色素。

The uncinate fragment is then grasped and removed as one piece.This should bring into view the opening of the maxillary sinus and facilitate subsequent maxillary sinus meatotomy.

这时以看到颌窦开口，并为进一颌窦口扩大术提供便利。