The oral cavities Yi Seed Inner X-rays hold piece device, comprising a grab handle Yi Ji the X-ray Chi Pian structures of Group Let what grab handles end, wherein, there is Group to connect X-ray and hold the Turn of piece structure in the last end Let of grab handle to meet Installed and set to inserting, and the X-ray Chi Pian Knot Agencies The Let have the Di Edge Let of a pedestal , And what pedestals to have Pei He Turn to Ding to what Cha Jie Installed Zhi Group connect Xiang Jie HeadJi is Dinged from Turn to Cha Jie Installed Zhi With connects cooperation Xiang Jie Head Stacked, so that above-mentioned X-ray is held piece structure Enough and fixation is connect with the above-mentioned gripping handle Group of different the angle degree With of at least Two Seed whole Body structures Janeization, X-ray Chi Pian structures are made to Ding Wei I in the cooperation whole angles of Ya Tooth Wei Zhi Tone, Geng Ke Da, which are arrived, is easy the Bu Yi Damage Bad agings of Xiao Du, Installed Zhi structures and Ke Chong Complex using the effect of the gripping material saving Bing And Festival.一種口腔內X光片持片器,包含一握持柄,以及組設於握持柄末端的X光持片結構,其中,在握持柄的末端設有組接X光持片結構用的轉向插接裝置,而所述X光持片結構則設有一基座,並於基座的底緣設有配合轉向插接裝置組接的定向接頭;藉由轉向插接裝置與定向接頭疊接配合,使上述X光持片結構能夠以至少兩種不同角度與上述握持柄組接固定,整體結構簡化,使X光持片結構在配合牙齒位置調整角度定位之餘,更可達到容易消毒、裝置結構不易損壞老化以及可重複利用握持柄並節省材料的效果。