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Our approach

For over 65 years, Grason-Stadler (GSI) has been "Setting The Clinical Standard" in Audiometry, Tympanometry and hearing healthcare diagnostics.

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A tradition of excellence

In 1949, Rufus Grason and Steven Stadler co-founded Grason-Stadler (GSI). The company originally manufactured electronic medical instruments for behavioral and pharmaceutical research but in 1952 introduced its first clinical audiometer.

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Latest News

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    Seamless OAE Data Transfer

    Grason-Stadler is pleased to announce that the GSI Corti™ OAE diagnostic and screening instrument is now compatible with GSI Suite, GSI’s audiometric data management software. This integration provides flexibility in comprehensive reporting by offering the option to combine audiometry, middle ear evaluations and OAE patient data into a single report. 

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    Meet the new Pello

    Grason-Stadler, a leader in clinical audiometric systems, is pleased to announce the introduction of the GSI Pello™, a new mid-level audiometer. The GSI Pello is a perfect solution when precise and efficient diagnostic audiometry is required.

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    Instrument with Tymp Touch Technology

    Grason-Stadler (GSI), is proud to announce its NEW clinical middle-ear analyzer, the GSI TympStar Pro™. The introduction of TympStar Pro reinforces the legacy of excellence in middle-ear evaluation by maintaining the precise diagnostics, reliable mechanics and logical design that is synonymous with Grason-Stadler. 

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Upcoming Events

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    AAO-HNSF

    September 10-13th, 2017 
    Chicago, Il
    Booth# 504

    In its 121st year, the AAO-HNSF Annual Meeting & OTO Experience is the premier education and networking event for the otolaryngology-head and neck surgery community. Held each fall, the AAO-HNSF Annual Meeting & OTO Experience provides an opportunity for thousands of Academy members, non-member physicians, allied health professionals, administrators, and exhibiting companies to converge for an exhilarating four days.

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  • ADA

    AuDacity

    September 25-27th, 2017
    Uncasville, CT
    Booth #103

    AuDacity 2017 will Defy Convention! Join the Academy of Doctors of Audiology September 25-27th at Mohegan Sun Casino Resort in Unvasville, Ct, for a truly groundbreaking conference. Change is upon us - and this conference is just the beginning! Come visit GSI at the conference while experiencing engaging sessions and speakers from the industry.

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    Middle Ear Course 2017

    September 26-28th, 2017
    Brierley Hill, UK

    The Guymark Middle Ear Course in the UK for 2017 will take place at Brierley Hill. Professor James W Hall III is the main speaker and will be joined on the first day by Mr. T.J. Rockley, FRCS, who speaks on middle ear anatomy and pathologies. This year includes an added day to discuss diagnostic audiology. Topics to be discussed include infant hearing assessment, auditory processing disorders and more. For more information, follow the link below! 

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Contact Us

Grason-Stadler Inc.

Corporate Headquarters
10395 West 70th St.
Eden Prairie, MN 55344

General Inquires:
+1 800-700-2282
+1 952-278-4401
Email: info@grason-stadler.com

Technical Support:
+1 877-722-4490
+1 952-278-4456

Live Remote Assist


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