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THE SOUND CANCELLATION STETHOSCOPE

Award Information
Agency: Department of Health and Human Services
Branch: N/A
Contract: N/A
Agency Tracking Number: 19351
Amount: $49,900.00
Phase: Phase I
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1992
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
4521 Oxford Avenue
Edina, MN 55434
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 Alan M Fuller
 (612) 436-5422
Business Contact
Phone: () -
Research Institution
N/A
Abstract

THERE CURRENTLY EXISTS NO DEPENDABLE STETHOSCOPE FOR USE IN HIGH NOISE ENVIRONMENTS. ALL AVAILABLE MODELS SUFFER SOUND DEGRADATION AT ONE OR MORE POINTS WHEN USED IN THE PRESENCE OF HIGH AMBIENT NOISE. UNFORTUNATELY, PATIENTS IN SUCH ENVIRONMNETS ARE OFTEN CRITICALLY ILL, AND THE STETHPSCOPE REMAINS A KEY TOOL IN THER IMMEDIATE EVALUATION AND TREATMENT. ANY IMPROVEMENT IN THE PHYSICIAN'S ABILITY TO ACCURATLEY AUSCULTATE HEART AND LUNG TONES IN THESE PATIENTS WILL TRANSLATE INTO IMMEDIATE BENEFITS IN PATIENT CARE. WE HAVE DESIGNED AN ELECTRONIC STETHOSCOPE WHICH COMBINES NOISE SUBTRACTION AT THE CHEST PIECE WITH ACTIVE NOISE CANCELLATION AT THE EAR PIECE. THE SOUND OF OUR MODEL WILL BE SIMILAR TO THAT OF TRADITIONAL UNITS, BUT WILL BE CLEANER AND SLIGHTLY LOUDER. THE PHYSICAL SHAPE AND FEEL WILL CLOSELY APPROXIMATE CURRENT STANDARD MODELS. OUR PRODUCT WILL BE USEFUL IN HELICOPTERS, FIXED WING TRANSPORTS, AMBULANCES, AND LOUD EMERGENCY DEPARTMENTS. SHOULD OUR DESIGN BE TOTALLY SUCCESSFUL, WE ANTICIPATE INTEREST AMONG PHYSICIANS WHO MUST EXAMINE CHILDREN AND OTHER PATIENTS UNABLE TO MAINTAIN SILENCE DURING AUSCULTATION.

* Information listed above is at the time of submission. *

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