| Hearing Healthcare Pro (K183201) | Db Diagnostic Systems, Inc. | 2019-03-06 |
| Hearing Healthcare Pro (K171038) | Db Diagnostic Systems, Inc. | 2017-08-02 |
| touchTymp (K162210) | Maico Diagnostics GmbH | 2016-11-16 |
| Madsen Zodiac (K161707) | Gn Otometrics | 2016-09-01 |
| AT235 (K151616) | Interacoustics A/S | 2015-07-15 |
| GSI TympStar Pro Middle Ear Analyzer (K151509) | Diagnostic Group, Dba Grason-Stadler | 2015-06-25 |
| INVENTIS MIDDLE EAR ANALYZER, FLUTE BASIC, INVENTIS MIDDLE EAR ANALYZER, FLUTE PLUS, INVENTIS MIDDLE EAR ANALYZER, FLUTE (K133013) | Inventis S.R.L. | 2014-01-24 |
| TITAN (K121847) | Interacoustics A/S | 2012-11-29 |
| TITAN, TITAN SHOULDER BOX, TITAN CRADLE, TITAN PRINTER, TITAN IMP440, IMP440 MODULE, TITAN SUITE (K083861) | Interacoustics AS | 2009-04-09 |
| AMPLIVOX OTOWAVE 102 HAND HELD PORTABLE TYMPANOMETER (K081841) | Amplivox, Ltd. | 2008-07-16 |
| EARCHECK ACOUSTIC REFLECTOMETER (K070312) | Innovia Medical, LLC | 2007-03-02 |
| OTOFLEX 100 TYE 1012 (K033645) | Gn Otometrics A/S | 2004-03-31 |
| AMPLAID A756 SCREENING ADMITTANCE METER (K031978) | Amplaid | 2003-07-21 |
| AUDIOTRAVELLER, MODEL AA222 (K022728) | Interacoustics A/S, Assens | 2002-10-11 |
| GSI 2000 MIDDLE EAR ANALYZER (K000097) | Grason-Stadler, Inc. | 2000-04-12 |
| INTERACOUSTICS AT235 IMPEDANCE AUDIOMETER (K994254) | International Distributors of Electronics For Medi | 2000-03-14 |
| PASCAL MEDICAL AB MENIETT 20 (K991562) | Pascal Medical AB | 1999-12-28 |
| AMPLAID A724 AND A728 (K992370) | Amplifon S.P.A. | 1999-09-20 |
| INTERACOUSTICS AT22T AUTOMATIC IMPEDANCE AUDIOMETER (K990585) | Idem (Int'L Dist. of Electronics For Medicine) | 1999-05-17 |
| INTERACOUSTICS MODEL AZ26 CLINICAL IMPEDANCE AUDIOMETER (K990652) | Idem (Int'L Dist. of Electronics For Medicine) | 1999-05-17 |
| INTERACOUSTICS MODEL MT 10, HANDHELD IMPEDANCE AUDIOMETER (K983832) | Idem (Int'L Dist. of Electronics For Medicine) | 1999-01-25 |
| AMERICAN ELECTROMEDICS QUIK TYMP 1 (QT1) TYMPANOMETER WITH INTERGRAL PRINTER (K983049) | American Electromedics Corp. | 1998-11-18 |
| AMERICAN ELECTROMEDICS RACE CA TYMPANOMETER/AUDIOMETER WITH INTEGRAL PRINTER (K983051) | American Electromedics Corp. | 1998-11-18 |
| AMERICAN ELECTROMEDICS RACE CAR TYMPANOMETER W/INTEGRAL PRINTER (K983046) | American Electromedics Corp. | 1998-11-17 |
| AMPLAID AM50 (K974235) | Amplifon S.P.A. | 1998-02-10 |
| EARCHECK (K971859) | Mdi Instruments, Inc. | 1997-08-18 |
| EARCHECK PRO (K970685) | Mdi Instruments, Inc. | 1997-05-28 |
| RACE CAR TYMPANOMETER (K955289) | American Electromedics Corp. | 1995-12-08 |
| MAICO MA630D AUDIOMETER WITH OPTIONAL REFLEX DECAY & EUSTACHIAN TUBE FUNCTION (K953161) | Maico Hearing Instruments, Inc. | 1995-07-24 |
| INTERACOUSTICS AUTOMATIC IMPEDANCE AUDIOMETER (K942008) | Precision Acoustics Ind., Inc. | 1994-08-24 |
| INTERACOUSTICS CLINICAL IMPEDANCE AUDIOMETER AZ26 (K942007) | Precision Acoustics Ind., Inc. | 1994-08-24 |
| THE AUTOMATIC IMPEDANCE METER,MODEL AE-208D/S (K930164) | American Electromedics Corp. | 1993-04-23 |
| AE-207D TYMPANOMETER (K930165) | Amrex Electronics, Inc. | 1993-04-23 |
| HANDTYMP (K923072) | Life-Tech Intl., Inc. | 1993-03-18 |
| AUTOMATIC TYMPANOMETER (K923073) | Life-Tech Intl., Inc. | 1993-02-19 |
| GSI 38 AUTO TYMP (K925585) | Lucas Grason-Stadler, Inc. | 1993-02-02 |
| AE-206 TYMPNOMWRWE(R) AUDIOMETER (K924933) | American Electromedics Corp. | 1993-01-21 |
| AUTOMATIC IMPEDANCE METER AE-205 (K924934) | American Electromedics Corp. | 1993-01-21 |
| ZODIAC 901 MIDDLE-EAR ANALYZER (K910247) | Madsen Electronics (Canada) , Ltd. | 1991-06-19 |
| MA630 IMPED SCREENER/MA640 IMPED/AUDIOMET SCREENER (K905704) | Maico Hearing Instruments, Inc. | 1991-04-30 |
| GSI 37 AUTO TYMP (K911095) | Lucas Grason-Stadler, Inc. | 1991-03-29 |
| MIDDLE EAR ANALYZER, MODEL AE-803 (K905213) | American Electromedics Corp. | 1991-02-20 |
| IMMITTANCE METER, MODEL AE-105D/S (K905212) | American Electromedics Corp. | 1991-02-19 |
| AMPLAID 770 ADMITTANCE METER (K903066) | Amplus Corp. | 1990-10-24 |
| AE-105D DIAGNOSTIC TYMPANOMETER (K894260) | American Electromedics Corp. | 1990-01-23 |
| MODEL 210 IMPEDANCE SYSTEM (K895443) | Virtual Corp. | 1990-01-16 |
| IMPEDANCE ANALYZER MODELS MD-2, MD-P (K895783) | Singer Medical Products, Inc. | 1989-12-05 |
| HANDTYMP SCREENER MODEL 2000 + 2002 REMOTE TRANS. (K890864) | Rastronics USA, Inc. | 1989-06-21 |
| STORZ DX CENTER:IMPEDANCE TEST W/RHINO & AUDIO OPT (K883293) | Storz Instrument Co. | 1989-06-09 |
| AUTO IMPEDANCE METER AE105 & AE106 W/AUDIOMETER (K883728) | American Electromedics Corp. | 1989-01-03 |
| AUDIOMETRIC IMPEDANCE TESTER, MODEL Z02020 (K874354) | Madsen Electronics (Canada) , Ltd. | 1988-01-27 |
| NEUROCOM PRESSURE TEST SYSTEM (K871652) | Neurocom International, Inc. | 1987-07-16 |
| MIDDLE EAR ANALYZER (IMPEDANCE AUDIOMETER) (K863353) | Grason-Stadler, Inc. | 1986-11-03 |
| WELCH ALLYN TYMPANOMETER (K861516) | Welch Allyn, Inc. | 1986-06-10 |
| TA-6C - PART NUMBER SLZ 7520 (K860262) | Teledyne Avionics Div. of Teledyne | 1986-04-23 |
| AUTOMATIC IMPEDANCE AUDIOMETER, TA-7B (K854043) | Teledyne Avionics Div. of Teledyne | 1985-12-31 |
| MODEL 310 IMPEDANCE SYSTEM (K853863) | Virtual Corp. | 1985-12-18 |
| Z0174, IMPEDANCE AUDIOMETER (K845049) | Madsen Electronics (Canada) , Ltd. | 1985-05-21 |
| AUTOMATIC IMPEDANCE METER TA-7A (K850461) | Teledyne Avionics Div. of Teledyne | 1985-03-25 |
| ACOUSTIC OTOCOPE RECORDER (K850007) | Endeco Medical, Inc. | 1985-03-01 |
| IMPEDANCE/PURE TONE AUDIOMETER MA620 (K841568) | Maico Hearing Instruments, Inc. | 1984-07-18 |
| CLINICAL TYMPANOMETER (K833045) | American Electromedics Corp. | 1983-12-08 |
| MA 610-IMPEDANCE AUDIOMETER (K831754) | Maico Hearing Instruments, Inc. | 1983-07-07 |
| MA600-IMPEDANCE AUDIOMETER (K831755) | Maico Hearing Instruments, Inc. | 1983-07-06 |
| ENDECO ACOUSTIC OTOSCOPE (K830139) | Endeco Medical, Inc. | 1983-03-09 |
| IMPEDANCE METER ON-1 (K823227) | Kells Medical, Inc. | 1982-11-22 |
| AURAL REFLEX INDICATOR (K822566) | Kelleher Corp. | 1982-09-14 |
| AUTO-TYMPANIGRAPH (TA-5A) (K811509) | Teledyne Avionics Div. of Teledyne | 1981-06-16 |
| SELF-RECORDING ADMITTANCE METER 709 (K802097) | Amplaid USA, Inc. | 1980-10-10 |
| ACOUSTIC IMPEDANCE METER, MODEL TA-4D (K801293) | Teledyne Avionics Div. of Teledyne | 1980-06-17 |