Apparatus for determining position of an endothracheal tube
US5257636A · kind A · utility
356Cited by
6References
20Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Apr 2, 1991 |
| Grant date | Nov 2, 1993 |
| Priority date | — |
| Expiry date | Apr 2, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/0411
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for determining the optimum position of an endotracheal tube while allowing simultaneous ventilation of a patient with the endotracheal tube is disclosed. This apparatus contains a stylet, connecting means for adjustably and removably disposing the stylet within an endotracheal tube, means attached to the stylet for producing magnetic flux, and means for sensing the presence of magnetic flux.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.