| 摘要 |
<p>A laryngeal mask airway has a tubular shaft with a mask portion secured at its patient end. The mask portion comprises a PVC mount and an inflatable cuff secured around an edge of the mount. The posterior surface of the mount and cuff has a coating of a hydrophilic polymer or copolymer which becomes slippery when hydrated to ease insertion of the airway into the patient.</p> |
