| 摘要 |
PCT No. PCT/GB94/00308 Sec. 371 Date Oct. 12, 1995 Sec. 102(e) Date Oct. 12, 1995 PCT Filed Feb. 16, 1994 PCT Pub. No. WO94/18902 PCT Pub. Date Sep. 1, 1994A dental wedge for propping open the mount of a patient to facilitate oral examination and treatment has an elongate portion which in use, is inserted between the jaws of a patient. The wedge further has a pair of oppositely directed flanges extended laterally from the elongate portion at or near the distal end of the latter. The flanges serve to limit insertion of the elongate portion into the mouth of the patient. The elongate portion is hollow to enable insertion of a finger of the person carrying out examination and treatment. |
