Nasogastric tube construction and method of using same

Details Nasogastric tube construction and method of using same Nasogastric tube construction and method of using same

1995-01-04

1996-10-01

Sykes, Angela D.

Surgery

Instruments

Internal pressure applicator

604264, A61M 300

Patent

active

055607470

ABSTRACT:
A continuous pH monitoring system and method of using it, includes a catheter assembly having a flexible compressible multipassagewayed tube, an anchor assembly connected to the tube to secure it within the nasal cavity, an indicator assembly having a sensor device within the tube to monitor the pH in the stomach, a vent within the tube to equalize pressure inside the stomach with the ambient pressure, and an aspirating assembly attached to the tube for removing stomach fluid.

REFERENCES:
patent: 4214593 (1980-07-01), Imbruce et al.
patent: 4406656 (1983-09-01), Hattler et al.
patent: 4909787 (1990-03-01), Danforth
patent: 5106368 (1992-04-01), Uldall et al.
patent: 5156592 (1992-10-01), Martin et al.
patent: 5221256 (1993-06-01), Mahurkar

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