Volume calculator for incentive spirometer
US4241739A · kind A · utility
38Cited by
11References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 1978 |
| Grant date | Dec 30, 1980 |
| Priority date | — |
| Expiry date | Nov 13, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S482/901
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electronic device for use in conjunction with a spirometer for measuring the time interval during which a minimum predetermined air flow is maintained through the spirometer and for calculating the minimum total volume of air flowing through the spirometer during that interval of time and for automatically providing other related information to the patient and therapist using the spirometer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.