Laryngoscope

• US 4,384,570 A
• Filed: 01/02/1979
• Issued: 05/24/1983
• Est. Priority Date: 01/02/1979
• Status: Expired due to Term

• Current Assignee: Massachusetts General Hospital (Mass General Brigham, Inc.)
• Original Assignee: Massachusetts General Hospital (Mass General Brigham, Inc.)
• Inventors: Roberts, James T.
• Primary Examiner(s): YASKO JR, JOHN D
• Application Number:
  US06/000,057
• Time in Patent Office: 1,603 Days
• Field of Search: 128/3-6, 128/9-20, 128/208, 128/351
• US Class Current: 600/187
• CPC Class Codes: A61B 1/07 using light-conductive means, e.g. optical fibres
• CPC Class Codes: A61B 1/267 for the respiratory tract, e.g. laryngoscopes, bronchoscopes
• CPC Class Codes: A61M 19/00 Local anaesthesia syringes therefor A61M5/00; Hypothermia A61M5/42 takes precedence; cooling blood in a bypass of the arterial system A61M1/36

Abstract

A laryngoscope including a blade and a handle having a rigid handle section and a movable handle section is disclosed. The movable handle section is adapted to be pivoted and locked at a desired position relative to the rigid section prior to use with a patient.

Claims

1. A laryngoscope for endotracheal intubation comprising an elongated blade shaped to fit into the oral pharynx of a patient and a handle, said handle comprising a rigid handle section attached to one end of said blade and a movable handle section pivotally mounted to said rigid handle section and adapted to pivot about an axis being both substantially perpendicular to the length of said rigid handle section and extending in substantially the same direction as the length of said blade and means for locking said movable handle section during use of said laryngoscope.

2. The laryngoscope of claim 1 including means for adjusting the length of said blade.

3. The laryngoscope of claims 1 or 2 including means for adjusting the angle of said blade.

4. The laryngoscope of claims 1 or 2 including means connected to said handle for delivering an anesthetic to the trachea of a patient when the distal end of said blade is inserted into said trachea.

5. The larynogoscope of claims 1 or 2 including means for delivering light to the trachea of a patient when the distal end of said blade is inserted into said trachea and means for viewing said delivered light reflected from the trachea.

6. The laryngoscope of claim 3 including means connected to said handle for delivering an anesthetic to the trachea of a patient when the distal end of said blade is inserted into said trachea.

7. The laryngoscope of claim 3 including means for delivering light to the trachea of a patient when the distal end of said blade is inserted into said trachea and means for viewing said delivered light reflected from the trachea.

8. The laryngoscope of claim 4 including means connected to said handle for delivering an anesthetic to the trachea of a patient when the distal end of said blade is inserted into said trachea.