Title:
Esophageal nasogastric tube
United States Patent 3046988
US Patent References:
Prostatic catheter
- - 1920006

Haemostatic catheter
- - 2799273

Cannula
- - 2813531

Catheter device
- - 2831487

Haemostatic catheter
- - 2849001


Inventors:
Moreau, William J.
Nodine, Leon R.
Publication Date:
07/31/1962
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Assignee:
DAVOL RUBBER COMPANY
Primary Class:
606/196
Other Classes:
604/101.010
International Classes:
A61B19/00; A61F13/20; A61J15/00
US Patent References:
2854982Nasopharyngeal tube
2892458Catheter
2898913Surgical device
2936760Positive pressure catheter