Controlled-release galantamine formulations, including controlled-release particles, pellets, granules, and spheres are described. A positioning device is installed in the roller, composed of a pair of half positioning bases and a positioning bar. One of the fuse elements is an enable bit representing validityinvalidity of the sub-fuse set. The at the first contact position and at the second contact position is configured to filter x-rays. In another embodiment, the branch hook is a flexible material and is attached to the end of the tool handle so the branch hook can be better guided to access and extricate branches through entangled foliage. The method includes illuminating electromagnetic radiation using a coherent light source through the layer of photoresist material and through a portion of the first thickness.