1. The Significance and the measures of pterygoideus hamulus preservation are put forward.

2. RESULTS:In the pterygoid hamulus fracture group, the appearance of otitis media began from 11 to 76 months after palatoplasty, with an average time of 13.4 months.

3. The article emphasises on the methods and extents of using laminae hamulus, and also introduces its requirements on warehousing and other logistics phase.

4. A new method of repairing 44 cases of cleft palaft is reported here. It is unnecessary, perhaps wrong, to fracture the pterygoideus hamulus.

5. Objective To investigate the effects of lowering blood rhizoma gastrodiae and hamulus uncariae cum uncus.

6. While Congjiang Taenia saginata's cysticercus distribute in whole body of infected cattle without hamulus - structure on scolex.

7. Objective: To explore the clinical features, diagnosis and therapy of pterygoid hamulus syndrome.

8. Objective To investigate the effects of lowering blood pressure of rhizoma gastrodiae and hamulus uncariae cum uncus.