Ear thermometer
Abstract
Abstract THIS CLINICAL EAR THERMOMETER, DEVISED TO MEASURE THE TEMPERATURE OF THE TYMPANIC MEMBRANE IN MAN OR ANIMALS, INCLUDES A HOLLOW, CUPLIKE MEMBER WHICH HAS AN INNER REFLECTING SURFACE. THE OPENING OF THIS CUP HAS A SOFT EDGE, PREFERABLY MADE OF DEFORMABLE MATERIAL, FOR GENTLE, TRANSITORY CONTACT WITH THE TYMPANIC MEMBRANE. IN THE OPTICAL FOCAL AREA OF THE CUP, NEAR ITS BOTTOM, THE SENSING PORTION OF A TEMPERATURE MEASURING DEVICE IS LOCATED. THE SENSING TIP IS RESPONSIVE TO INFRARED IN THE REGION OF ANIMAL OR HUMAN BODY TEMPERATURE. THE CUP IS ACCOMMODATED AT THE DISTAL END OF A FLEXIBLE STEM WHICH IS AS LONG AS OR LONGER THAN THE EAR CANAL, AND THIS STEM ACCOMMODATES MEANS FOR BRINGING THE TEMPERATURE SIGNAL OUT OF THE EAR CANAL FOR RECORDING. THE STEM ALSO SERVES FOR THE SAFE INTRODUCTION WITHOUT UNDUE PRESSURE AND FOR THE SAFE REMOVAL OF THE CUP FROM THE EAR CANAL.
Inventors
- 👤 Theodor H Benzinger
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |