This book intends to provide an up-to-date information in the field of nanobiomedicine. The focus of the book is on the basic concepts and recent developments in the field of nanotechnology. This book covers a broad spectrum of nanomaterials processing, structural characteristics, and related properties and will include bio-probes, medical imaging, drug delivery, and tumor diagnosis. Critical issues are addressed in a straightforward manner so those with no technical background and university students can benefit from the information. Furthermore, many novel concepts in nanomaterials are explained in light of current theories. An important aspect of the book lies on its wide coverage in practical biomedical applications. Not only are the cutting-edge technologies in modern medicine introduced, but also unique materials applications in many clinical areas.