Oral cavity anti-falling endodontic file lantern ring and endodontic file with same

The invention relates to the field of medical equipment, and discloses an oral cavity anti-falling endodontic file lantern ring and an endodontic file with the same. The oral cavity anti-falling endodontic file lantern ring comprises a ring body, a spacing block fixedly connected with the outer periphery of the ring body and a flexible rope having one end fixedly connected with the ring body. The endodontic file with the lantern ring comprises a needle handle and a needle head arranged on the needle handle; the needle handle is connected with the end, away from the finger ring body, of the flexible rope through a connecting assembly; a spacing groove is formed in the side wall of the needle handle in the axial direction in a penetrating mode; and the spacing block is in sliding fit with the spacing groove. The flexible rope and the spacing block jointly fix the needle handle, so that the possibility that the oral cavity of a patient is punctured by the needle head is reduced. 本申请涉及医疗设备的领域，公开了一种口腔防脱落扩锉针套环及带有套环