title: An aid in sialographic studies. A newly devised curved sialographic obturator cannula.
abstract: A newly devised curved side-hole cannula for use in sialographic procedures is presented. A tapered metallic cuff serves as a retention plug to prevent backflow and escape of the contrast medium.
mesh_terms: D002404:Catheterization / Q000295:instrumentation*; D006801:Humans; D012796:Sialography / Q000295:instrumentation*