Patent ID: 9656035
Date: 2017-05-23
CPC Classifications: A61M,B29C

Claim:
1. A laryngeal mask comprising a supraglottic tube configured for insertion of a laryngeal mask head over a larynx, wherein the supraglottic tube comprises: (a) a respiration lumen which serves to supply respiration air and for instrumentation, (b) an esophageal lumen, which serves to provide esophageal access, and (c) a guide lumen that runs medially in between the respiration lumen and the esophageal lumen and is closed at a proximal end, wherein the supraglottic tube and the laryngeal mask head are manufactured by injection molding in one piece, and wherein a connecting slot, which connects the guide lumen and at least one of the respiration lumen and the esophageal lumen, runs over at least a portion of the length of the supraglottic tube from a distal end and runs between the at least one of the respiration lumen and the esophageal lumen and the guide lumen.