Oxygen flow regulator

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

Reexamination Certificate

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Details

C128S205240, C137S507000

Reexamination Certificate

active

06986350

ABSTRACT:
A gas flow regulator includes a one-piece housing with an internally disposed flowmeter. The flowmeter is screwed into the housing. A fitting, such as a hose barb, extends through the housing and into the body of the flowmeter to secure the pieces together. Similarly, an inner core assembly can be separately fabricated, screwed into the housing and secured by fittings. This allows a full brass core for oxygen regulators.

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