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US 4,289,128 AGranted
Laryngeal tube
AssigneeWilly Rusch AG
InventorHeinz Rusch
Life of this patent
Estimating the term…
Abstract
In a laryngeal tube for use in microsurgery in the region of the larynx, with simultaneous ventilation and anaesthesia, which, at its introduction end, is provided with a tube bearing an inflatable cuff, and which is also provided with an inflation channel terminating in the inside of the cuff, and also a ventilation channel terminating within the lumen of the tube, provision is made for the inflation channel (6) and the ventilation channel (7) to be connected together and stiffened.
Claims21
In a laryngeal tube for use during surgery on a patient:
- means for insertion in the larynx including a first tube,
- inflatable cuff means, located around at least a portion of said first tube, for holding the first tube in the larynx when the cuff means is inflated,
- elongated means extending from said first tube to the mouth when the first tube is in the larynx including (a) means for inflating the cuff means comprising a second tube which when in use extends at least part of the distance from the mouth of the patient to said cuff means, and (b) ventilation means for providing respiration to the patient comprising a third tube extending from the mouth far enough down the throat to provide a respiratory function to the patient,
- the improvement comprising:
- said elongated means being attached to said including stiffening means to enable said first tube to be placed down the throat of said patient without the use of a surgical instrument and said second and third tubes being attached to said elongated means to prevent said second and said third tubes from interfering with the surgery.
2 more elements
Dependencies are inferred from the claim text.