La Rossa D, Brown A, Cohen M, Spackman T
J Maxillofac Surg. 1980 Aug;8(3):203-5. doi: 10.1016/s0301-0503(80)80101-9.
The Towne's projection expands the dimensions of video-radiographic evaluation of velopharyngeal function. Patient position is less complicated. A complete view of the sphincter is obtained in a single view. The technique, which has been used in 25 patients, is described with its merits, limitations, and indications.
汤氏位投影扩展了腭咽功能的视频放射学评估范围。患者体位不那么复杂。在单一视图中可获得括约肌的完整视图。本文介绍了已应用于25例患者的该技术及其优点、局限性和适应证。