Double lumen tube adaptor and valve system for medical anesthesi

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure

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137597, A61M 1600

Patent

active

044897219

ABSTRACT:
A double lumen tube adaptor and valve control system for lung anesthesia includes a housing having a pair of outlet ports with a pair of inlet ports aligned with the outlet ports and a common central inlet port communicating with a central passageway that is controllable by two separate valves for selectively communicating the common inlet port with both outlet ports, one outlet port for communicating the in line outlet and inlet ports.

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patent: 4291689 (1981-09-01), Hay
White, G. M. J.: A two way union for double-lumen tubes. Anaesthesia 15:77-79, 1980.
Tanguturi S., Capan L. M., Patel K.; et al.: A New Double Lumen Tube Adaptor, Anesth Analg (Cleve) 59: pp. 507-508, 1980.
Welsh B. E., Conn A. W.: A Catheter Mount For Double-Lumen Endobronchial Tubes, Can Anaesth Soc J 17: pp. 183-186, 1970.
Salt, R. H.: A Modified Two Way Union for Double-Lumen Tube, Anaesthesia 25: pp. 418-419, 1970.
Viljoen, J. F.: A New Double-Lumen Endotracheal Tube Connector, Anesthesiology 28: pp. 950-951, 1967.

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