Placement of Guidewire for Esophageal Dilation: Improved Technique
Abstract
Abstract Dilation of esophageal strictures with dilators passed over a guidestring or guidewire is of proven usefulness. Techniques for the placement of such a guidewire include that originally described by Sippy in 1913, which depends on peristalsis for the passage of a string. Passage of a flexible wire with the aid of fluoroscopy or a conventional esophagoscope improved the original technique. The major disadvantage with these techniques is that the tip of the wire cannot be controlled for...