International standardization relevant to Newborn Hearing Screening

1
International standardization relevant to Newborn
Hearing Screening

• Einar Laukli
• Dept. of Otorhinolaryngology
• University of Tromsø, Norway

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Standard series

• IEC international (equipment)
• ISO international (methods)
• CEN European
• ANSI United States
• BS British
• DIN German
• etc.

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• IEC TC 29 Electroacoustics
• WG 10 Audiometric equipment
• WG 13 Hearing aids
• WG 21 Head and ear simulators

• ISO TC 43 Acoustics
• WG 1 Threshold of hearing
• (WG 3 Audiometric test methods)

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IEC (International Electrotechnical
Commission)

• IEC 60645-series (5 parts), Audiometric equipment
• IEC 60118-series (14 parts), Hearing aids
• IEC 60318-series (7 parts), Simulators
• IEC 61669, Real-ear measurements (hearing aids)

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IEC 60645-seriesrelevant for NHS

• part 1 Pure tone audiometers
• part 3 Test signals of short duration
• part 5 Aural impedance

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IEC 60318-seriesrelevant for NHS

• Ear simulator for infants ?

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ISO (International Organization for
Standardization)

• ISO 389- series (9 parts), thresholds
• ISO 226, equal loudness contours
• ISO 7029, age and gender effects
• ISO 8253-serie (3 parts), test methods
• ISO 16832, loudness scaling (draft)
• ISO 12124, real-ear measurements

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ISO 389-seriesrelevant for NHS

• part 1 basic, supraaural earphones
• part 2 insert earphones
• part 6 test signals of short duration
• part 7 free field and diffuse field (226)
• part 8 circumaural earphones
• part 9 Preferred test conditions

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ISO 8253-seriesrelevant for NHS

• part 1 audiometric test methods
• part 2 sound field audiometry

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Real-ear measurements

• IEC 61669 equipment
• ISO 12124 methods

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Others

• ISO 11904 Sound immissions from sound sources
  placed close to the ears
• part 1 real ear measurements
• part 2 manikin measurements

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Future plans

• IEC 60645-series
• - equipment for OAE
• - equipment for electrophysiology
• IEC 60318-series
• ear simulator for infants