Patent · US Expired

Nebulizer heater

US3990441A · kind A · utility

25Cited by
7References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 1975
Grant dateNov 9, 1976
Priority date
Expiry dateJun 9, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S261/65
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A humidifying and tempering apparatus for use in an oxygen delivery system and comprising a vessel, a supply of water in the vessel, a nebulizer in the vessel above the water, a supply of oxygen under pressure connected with the nebulizer, an elongate water conducting tube connected with the nebulizer and extending downwardly into and through the water, an elongate resistance heater element concentric within and extending longitudinally of the tube to heat that water drawn through the tube by the nebulizer to be mixed with the oxygen in the upper portion of the vessel and an oxygen delivery line communicating with the vessel above the water and conducting tempered humidified oxygen to a location for use.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.