title: Pressure injection of local anesthetics: clinical evaluation of an instrument.
mesh_terms: D000766:Anesthesia, Dental / Q000592:standards*; D000772:Anesthesia, Local; D002986:Clinical Trials as Topic; D006801:Humans; D007267:Injections / Q000295:instrumentation*; D011312:Pressure; D013594:Syringes / Q000592:standards*