| 摘要 |
<p>The invention relates to an instrument for emergency treatment of i.a. respiratory obstruction in humans by percutaneous puncture of the trachea, said instrument comprising a body (2) having a through-passage (3) opening on one hand into a forward end (2c) of the body intended to be positioned against the neck of the patient, and on the other hand into a rear portion (2b) of the body a tube (6) coaxially provided in the passage in such a way that it protrudes from the forward end of the body and forms a continuation of the passage, said tube being intended to be introduced into the trachea of the patient, a stylet (7) retractably provided in the passage and/or in the tube (6) and adapted to protrude past the outer end of the tube (6) with its cutting point (7a) when in its fully inserted position. The tube (6) is preferably manufactured from a soft, resilient material and the rear end of the tube or the rear end of the passage and/or that end of the stylet which opens close to the rear portion of the body are provided with fittings (10) of standard size for permitting injection of pharmaceuticals by means of a conventional syringe and the rear end (2b) of the body consists of a tubular adapter formed integrally with the body and having standard dimensions for being connected to respiratory or anesthetic equipment.</p> |
