The invention discloses a multifunctional
oral foreign body guard, the
whole body of the multifunctional
oral foreign body guard is an oral opening bracket, the oral opening bracket comprises the following three parts: the upper part of the oral opening bracket is an
upper teeth chamber bracket plate, the middle part of the oral opening bracket is a
foreign body-
swallowing prevention cover, and the lower part of the oral opening bracket is a tongue protection sleeve, the middle part
foreign body-
swallowing prevention cover is provided with a plurality of small through holes and a middle upright strengthening rib, the upper part of the
foreign body-
swallowing prevention cover is connected with the
upper teeth chamber bracket plate, and the lower part of the foreign body-swallowing prevention cover is connected with the tongue protection sleeve of the lower part of the oral opening bracket, and the lower part of the oral opening bracket is the tongue protection sleeve which is an internal hollow structure, and a
tongue tip through opening is arranged at the front part of the tongue protection sleeve. When the multifunctional
oral foreign body guard is used for repair, straightening and cleaning of teeth of a patient, the
oral cavity can be opened, and the multifunctional oral foreign body guard can guarantee the tongue is not scratched by a sharp instrument, and can ensure that
foreign bodies in the
oral cavity may not be swallowed. When in use, as long as the patient opens the mouth, the multifunctional oral foreign body guard is placed in the mouth, the
tongue tip protection sleeve opening is aligned to the
tongue tip, and is pushed inward to make the tongue tip and the tongue tip protection sleeve completely consistent.