The invention relates to the field of medical treatment, in particular to a special needle sleeve seat for the oral cavity. The special needle sleeve seat for the oral cavity comprises a base, a connecting seat and a needle sleeve tube, wherein the connecting seat is positioned on the base; the needle sleeve tube is positioned on the connecting seat; the diameter of the base is greater than the diameter of the connecting seat; the diameter of the connecting seat is greater than the diameter of the needle sleeve tube; the connecting seat and the needle sleeve tube are both hollow; the base, theconnecting seat and the needle sleeve tube are integrally formed; the inner diameter of the needle sleeve tube is 0.5 to 2cm. A needle sleeve can be directly nested and clamped onto the special needle sleeve seat; the special needle sleeve seat is stable, firm and balanced; medical personnel can insert a disposable injection needle for the oral cavity into the special needle sleeve seat accordingto the single-hand capping method requirements; the operation is simple and stable; the design is ingenious; the practicability is very high; the special needle sleeve seat conforms to the clinic application, and meets the requirements of the medical personnel in the department of stomatology; the secondary pollution probability is reduced; the needle puncture is avoided; meanwhile, a needle headterminal disposal link is reduced.