US4384570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laryngoscope
Assignee: General Hospital Corp
•
Filing: 1979-01-02
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Granted: 1983-05-24
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Expires: 1999-01-02
Abstract
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.
Inventors
- 👤 James T. Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:44
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/267; A61B1/06; A61B1/07; A61M; A61M19/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
93 words
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.
Claim 2
Dependent Claim
93 words
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.
Claim 3
Dependent Claim
14 words
The laryngoscope of claim 1 including means for adjusting the length of said blade.
Claim 4
Dependent Claim
16 words
The laryngoscope of claims 1 or 2 including means for adjusting the angle of said blade.
Claim 5
Dependent Claim
35 words
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.
Claim 6
Dependent Claim
41 words
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.
Claim 7
Dependent Claim
33 words
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.
Claim 8
Dependent Claim
39 words
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.
Claim 9
Dependent Claim
33 words
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.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-05-23 | 1986-11-22 | 1987-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-05-23 | 1990-11-22 | 1991-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-05-23 | 1994-11-22 | 1995-05-24 | $7700.00 | Window Closed / Lapsed |