Tracheotomy device

摘要

A tracheotomy device with a disposable flexible sheath furnished with a main channel for insertion of a support carrying endoscopic surgical instruments insertable in a trachea and a secondary channel for insertion of a perforation needle. The sheath has a spout curved in the perforating direction or susceptible of bending and configured as a dilator body having tapered shape so as to enter the hole formed in the trachea and to progressively dilate it.

主权项

1. A tracheotomy device comprising a perforation element, fitting means carrying endoscopic surgical instruments insertable in a trachea, a disposable flexible sheath to be put on said fitting means; said sheath comprising a main channel for insertion of said fitting means and a secondary channel for insertion of said perforation element slidably movable inside the secondary channel, wherein:
the tracheotomy device comprises guide and pointing means for guiding the perforation element in a perforation direction; said guide and pointing means in the perforation direction comprising a spout; said spout is an end portion of said secondary channel; said spout being a dilator body and is tapered towards the second end of said secondary channel; said perforation element having a needle which contains a means to drag the spout; said means to drag the spout being an interfering body connected to said needle through a wire and interfering with an inner narrowing of an inner section of said secondary channel, whereby on pulling said wire said spout is dragged by means of the interference between said body and said narrowing.