Patent · US Expired

Ventilator hood system for indirect calorimetry

US4832042A · kind A · utility

22Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 19, 1987
Grant dateMay 23, 1989
Priority date
Expiry dateAug 19, 2007

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2016/003
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Ventilator hood systems for metabolic studies involving a study of the gases exhaled by a person uses suction to induce a flow of gases through a special hood construction which is loosely fitted over the head of the person when he is supported on his back and which serves to conduct a mixture of such exhaled gases and induced gases to suitable analyzing equipment without loss or eddying of the exhaled gases.

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