There are many toothbrushes available that are designed to remove harmful bacteria known as plaque from your teeth. No matter which toothbrush you choose, your brushing technique will always be the most important factor. The correct brushing technique is achieved by holding the toothbrush so the bristles sit at a 45° angle to the gum line. With a manual toothbrush use a gentle circular motion to brush the outside and inside surface of each tooth. Move your toothbrush slowly