Combined syringe-laryngotracheal cannula
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Description
FIG. 1 is a side elevational view of a combined syringe-laryngotracheal cannula showing my new design;
FIG. 2 is an enlarged top plan view thereof, the cannula being omitted for convenience of illustration; and
FIG. 3 is an enlarged perspective view thereof it being understood that the cannula has been broken away in the center for convenience of illustration.
Referenced Cited
U.S. Patent Documents
| 3376866 | April 1968 | Ogle |
| 3378008 | April 1968 | Ogle |
Patent History
Patent number: D245120
Type: Grant
Filed: Sep 9, 1974
Date of Patent: Jul 19, 1977
Assignee: Abbott Laboratories (North Chicago, IL)
Inventor: Dean Richard Katerndahl (Wheaton, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Attorney: Neil E. Hamilton
Application Number: 5/504,575
Type: Grant
Filed: Sep 9, 1974
Date of Patent: Jul 19, 1977
Assignee: Abbott Laboratories (North Chicago, IL)
Inventor: Dean Richard Katerndahl (Wheaton, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Attorney: Neil E. Hamilton
Application Number: 5/504,575
Classifications
Current U.S. Class:
D24/60
International Classification: D2402;
International Classification: D2402;
