作者: Gary D. Dunn
DOI:
关键词: Bristle 、 Brush 、 Dentistry 、 Toothbrush 、 Engineering
摘要: A toothbrush of the type worn on a human finger. The includes an inner part that is wholly received within outer when in stored condition prior to use. upper flap and lower are releasably secured one another about their respective peripheral borders so top peeled back, bottom separates from toothbrush, upon which mounted bristles brush, exposed. user device grasps after it has separated flap, this grasping maintains user's finger throughout time