Objective The aim of this study was to evaluate the curative effects of the modified fixed reverse Twin-block appliance combine Edgewise on treatment of adult Angle Ⅲ anterior crossbite.

The experience of community nursing care of lower limb fracture patients undergoing traction and fixation;

For finding out biomechanics characters and clinic effect on using self-made improved rapid traction facility and gesso splint to treat fracture of shank and fibula, we carry out one dimension traction experiment using dry shank bone adhered with gesso splint.

Adjustable Ankle Traction Fixation Frame;